Coding gudilines for class and methods javadocs fixed.

Change-Id: I0153e6391c9ec9eacaac65c3989834b6bf5c65bf

@@ -17,7 +17,7 @@
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
 /**
 /**
- * ENUM to identify the YANG resolution type.
+ * Represents ENUM to identify the YANG resolution type.
  */
  */
 public enum ResolutionType {
 public enum ResolutionType {
     /**
     /**

@@ -17,29 +17,30 @@ package org.onosproject.yangutils.datamodel;
  * Abstraction of error message and application info processing.
  * Abstraction of error message and application info processing.
  */
  */
 public interface YangAppErrorInfo {
 public interface YangAppErrorInfo {
+
     /**
     /**
-     * Get the application's error message for data error.
+     * Returns the application's error message for data error.
      *
      *
      * @return application's error message for data error.
      * @return application's error message for data error.
      */
      */
     String getGetErrorMessage();
     String getGetErrorMessage();
 
 
     /**
     /**
-     * Set the application's error message for data error.
+     * Sets the application's error message for data error.
      *
      *
      * @param errorMessage application's error message for data error.
      * @param errorMessage application's error message for data error.
      */
      */
     void setErrorMessage(String errorMessage);
     void setErrorMessage(String errorMessage);
 
 
     /**
     /**
-     * Get the application's error tag for data error.
+     * Returns the application's error tag for data error.
      *
      *
      * @return application's error tag for data error.
      * @return application's error tag for data error.
      */
      */
     String getGetErrorAppTag();
     String getGetErrorAppTag();
 
 
     /**
     /**
-     * Set the application's error tag for data error.
+     * Sets the application's error tag for data error.
      *
      *
      * @param errorMessage application's error tag for data error.
      * @param errorMessage application's error tag for data error.
      */
      */

@@ -76,7 +76,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.detectCol
  *                +--------------+---------+-------------+------------------+
  *                +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Data model node to maintain information defined in YANG augment.
+ * Representation of data model node to maintain information defined in YANG augment.
  */
  */
 public class YangAugment extends YangNode
 public class YangAugment extends YangNode
         implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
         implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
@@ -124,7 +124,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the augmented node.
+     * Returns the augmented node.
      *
      *
      * @return the augmented node
      * @return the augmented node
      */
      */
@@ -133,7 +133,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the augmented node.
+     * Sets the augmented node.
      *
      *
      * @param nodeIdentifiers the augmented node
      * @param nodeIdentifiers the augmented node
      */
      */
@@ -142,7 +142,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -176,7 +176,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaves.
+     * Returns the list of leaves.
      *
      *
      * @return the list of leaves
      * @return the list of leaves
      */
      */
@@ -186,7 +186,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of leaves.
+     * Sets the list of leaves.
      *
      *
      * @param leafsList the list of leaf to set
      * @param leafsList the list of leaf to set
      */
      */
@@ -195,7 +195,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf.
+     * Adds a leaf.
      *
      *
      * @param leaf the leaf to be added
      * @param leaf the leaf to be added
      */
      */
@@ -209,7 +209,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaf-list.
+     * Returns the list of leaf-list.
      *
      *
      * @return the list of leaf-list
      * @return the list of leaf-list
      */
      */
@@ -219,7 +219,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of leaf-list.
+     * Sets the list of leaf-list.
      *
      *
      * @param listOfLeafList the list of leaf-list to set
      * @param listOfLeafList the list of leaf-list to set
      */
      */
@@ -228,7 +228,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf-list.
+     * Adds a leaf-list.
      *
      *
      * @param leafList the leaf-list to be added
      * @param leafList the leaf-list to be added
      */
      */
@@ -242,7 +242,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -252,7 +252,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -262,7 +262,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -272,7 +272,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -292,7 +292,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -302,7 +302,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -312,7 +312,7 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the target nodes name where the augmentation is being done.
+     * Returns the target nodes name where the augmentation is being done.
      *
      *
      * @return target nodes name where the augmentation is being done
      * @return target nodes name where the augmentation is being done
      */
      */
@@ -322,14 +322,13 @@ public class YangAugment extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the target nodes name where the augmentation is being done.
+     * Sets the target nodes name where the augmentation is being done.
      *
      *
      * @param name target nodes name where the augmentation is being done
      * @param name target nodes name where the augmentation is being done
      */
      */
     @Override
     @Override
     public void setName(String name) {
     public void setName(String name) {
         this.name = name;
         this.name = name;
-
     }
     }
 
 
 }
 }

@@ -44,7 +44,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  */
  */
 
 
 /**
 /**
- * Maintains the belongs-to data type information.
+ * Represents the belongs-to data type information.
  */
  */
 public class YangBelongsTo implements Parsable {
 public class YangBelongsTo implements Parsable {
 
 
@@ -73,7 +73,7 @@ public class YangBelongsTo implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the belongs to module name.
+     * Returns the belongs to module name.
      *
      *
      * @return the belongs to module name
      * @return the belongs to module name
      */
      */
@@ -82,7 +82,7 @@ public class YangBelongsTo implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the belongs to module name.
+     * Sets the belongs to module name.
      *
      *
      * @param belongsToModuleName the belongs to module name to set
      * @param belongsToModuleName the belongs to module name to set
      *
      *
@@ -92,7 +92,7 @@ public class YangBelongsTo implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the prefix.
+     * Returns the prefix.
      *
      *
      * @return the prefix
      * @return the prefix
      */
      */
@@ -101,7 +101,7 @@ public class YangBelongsTo implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the prefix.
+     * Sets the prefix.
      *
      *
      * @param prefix the prefix to set
      * @param prefix the prefix to set
      */
      */
@@ -120,7 +120,7 @@ public class YangBelongsTo implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -130,7 +130,7 @@ public class YangBelongsTo implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -16,12 +16,12 @@
 
 
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
+import java.util.Objects;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
 
 
-import java.util.Objects;
-
 /*-
 /*-
  *  The "bit" statement, which is a sub-statement to the "type" statement,
  *  The "bit" statement, which is a sub-statement to the "type" statement,
  *  MUST be present if the type is "bits".  It is repeatedly used to
  *  MUST be present if the type is "bits".  It is repeatedly used to
@@ -44,7 +44,7 @@ import java.util.Objects;
  */
  */
 
 
 /**
 /**
- * Maintains the bit data type information.
+ * Represents the bit data type information.
  */
  */
 public class YangBit implements YangCommonInfo, Parsable {
 public class YangBit implements YangCommonInfo, Parsable {
 
 
@@ -90,7 +90,7 @@ public class YangBit implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the bit name.
+     * Sets the bit name.
      *
      *
      * @param bitName the bit name to set
      * @param bitName the bit name to set
      */
      */
@@ -109,7 +109,7 @@ public class YangBit implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -129,7 +129,7 @@ public class YangBit implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -149,7 +149,7 @@ public class YangBit implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -168,7 +168,7 @@ public class YangBit implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the bit position.
+     * Sets the bit position.
      *
      *
      * @param position the position to set
      * @param position the position to set
      */
      */
@@ -188,6 +188,7 @@ public class YangBit implements YangCommonInfo, Parsable {
 
 
     @Override
     @Override
     public boolean equals(Object obj) {
     public boolean equals(Object obj) {
+
         if (this == obj) {
         if (this == obj) {
             return true;
             return true;
         }
         }
@@ -204,7 +205,7 @@ public class YangBit implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -214,7 +215,7 @@ public class YangBit implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -32,7 +32,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  */
  */
 
 
 /**
 /**
- * Maintains the bits data type information.
+ * Represents the bits data type information.
  */
  */
 public class YangBits implements Parsable {
 public class YangBits implements Parsable {
 
 
@@ -43,7 +43,7 @@ public class YangBits implements Parsable {
     private String bitsName;
     private String bitsName;
 
 
     /**
     /**
-     * Create a YANG bits type object.
+     * Creates a YANG bits type object.
      */
      */
     public YangBits() {
     public YangBits() {
         setBitSet(new HashSet<YangBit>());
         setBitSet(new HashSet<YangBit>());
@@ -59,7 +59,7 @@ public class YangBits implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the bit set.
+     * Sets the bit set.
      *
      *
      * @param bitSet the bit set
      * @param bitSet the bit set
      */
      */
@@ -68,7 +68,7 @@ public class YangBits implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Add bit info.
+     * Adds bit info.
      *
      *
      * @param bitInfo the bit information to be added
      * @param bitInfo the bit information to be added
      * @throws DataModelException due to violation in data model rules
      * @throws DataModelException due to violation in data model rules
@@ -100,7 +100,7 @@ public class YangBits implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set bits name.
+     * Sets bits name.
      *
      *
      * @param bitsName bit name to be set
      * @param bitsName bit name to be set
      */
      */
@@ -109,7 +109,7 @@ public class YangBits implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -119,7 +119,7 @@ public class YangBits implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -89,7 +89,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.CASE_DATA;
  *                +--------------+---------+-------------+------------------+
  *                +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Data model node to maintain information defined in YANG case.
+ * Represents data model node to maintain information defined in YANG case.
  */
  */
 public class YangCase extends YangNode
 public class YangCase extends YangNode
         implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
         implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
@@ -127,14 +127,14 @@ public class YangCase extends YangNode
     private YangStatusType status;
     private YangStatusType status;
 
 
     /**
     /**
-     * Create a choice node.
+     * Creates a choice node.
      */
      */
     public YangCase() {
     public YangCase() {
         super(YangNodeType.CASE_NODE);
         super(YangNodeType.CASE_NODE);
     }
     }
 
 
     /**
     /**
-     * Get the case name.
+     * Returns the case name.
      *
      *
      * @return case name
      * @return case name
      */
      */
@@ -144,7 +144,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the case name.
+     * Sets the case name.
      *
      *
      * @param name case name
      * @param name case name
      */
      */
@@ -154,7 +154,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -164,7 +164,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -174,7 +174,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaves.
+     * Returns the list of leaves.
      *
      *
      * @return the list of leaves
      * @return the list of leaves
      */
      */
@@ -184,7 +184,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of leaves.
+     * Sets the list of leaves.
      *
      *
      * @param leafsList the list of leaf to set
      * @param leafsList the list of leaf to set
      */
      */
@@ -193,7 +193,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf.
+     * Adds a leaf.
      *
      *
      * @param leaf the leaf to be added
      * @param leaf the leaf to be added
      */
      */
@@ -207,7 +207,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaf-list.
+     * Returns the list of leaf-list.
      *
      *
      * @return the list of leaf-list
      * @return the list of leaf-list
      */
      */
@@ -217,7 +217,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of leaf-list.
+     * Sets the list of leaf-list.
      *
      *
      * @param listOfLeafList the list of leaf-list to set
      * @param listOfLeafList the list of leaf-list to set
      */
      */
@@ -226,7 +226,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf-list.
+     * Adds a leaf-list.
      *
      *
      * @param leafList the leaf-list to be added
      * @param leafList the leaf-list to be added
      */
      */
@@ -240,7 +240,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -250,7 +250,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -260,7 +260,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -270,7 +270,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -290,7 +290,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -300,7 +300,7 @@ public class YangCase extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -57,7 +57,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.CHOICE_DATA;
  *                +--------------+---------+-------------+------------------+
  *                +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Data model node to maintain information defined in YANG choice.
+ * Represents data model node to maintain information defined in YANG choice.
  */
  */
 public class YangChoice extends YangNode implements YangCommonInfo, Parsable, CollisionDetector {
 public class YangChoice extends YangNode implements YangCommonInfo, Parsable, CollisionDetector {
 
 
@@ -141,7 +141,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Get the choice name.
+     * Returns the choice name.
      *
      *
      * @return choice name
      * @return choice name
      */
      */
@@ -151,7 +151,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Set the choice name.
+     * Sets the choice name.
      *
      *
      * @param name choice name
      * @param name choice name
      */
      */
@@ -161,7 +161,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Get config flag.
+     * Returns config flag.
      *
      *
      * @return the config flag
      * @return the config flag
      */
      */
@@ -170,7 +170,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Set config flag.
+     * Sets config flag.
      *
      *
      * @param isCfg the config flag
      * @param isCfg the config flag
      */
      */
@@ -179,7 +179,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Get the default case.
+     * Returns the default case.
      *
      *
      * @return the default case
      * @return the default case
      */
      */
@@ -188,7 +188,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Set the default case.
+     * Sets the default case.
      *
      *
      * @param defaultCase the default case to set
      * @param defaultCase the default case to set
      */
      */
@@ -197,7 +197,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Get the mandatory status.
+     * Returns the mandatory status.
      *
      *
      * @return the mandatory status
      * @return the mandatory status
      */
      */
@@ -206,7 +206,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Set the mandatory status.
+     * Sets the mandatory status.
      *
      *
      * @param mandatory the mandatory status
      * @param mandatory the mandatory status
      */
      */
@@ -215,7 +215,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -225,7 +225,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -235,7 +235,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -245,7 +245,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -255,7 +255,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -265,7 +265,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -285,7 +285,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -295,7 +295,7 @@ public class YangChoice extends YangNode implements YangCommonInfo, Parsable, Co
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -85,7 +85,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.detectCol
  */
  */
 
 
 /**
 /**
- * Data model node to maintain information defined in YANG container.
+ * Represents data model node to maintain information defined in YANG container.
  */
  */
 public class YangContainer extends YangNode implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
 public class YangContainer extends YangNode implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
 
 
@@ -138,7 +138,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Get the YANG name of container.
+     * Returns the YANG name of container.
      *
      *
      * @return the name of container as defined in YANG file
      * @return the name of container as defined in YANG file
      */
      */
@@ -148,7 +148,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Set the YANG name of container.
+     * Sets the YANG name of container.
      *
      *
      * @param name the name of container as defined in YANG file
      * @param name the name of container as defined in YANG file
      */
      */
@@ -158,7 +158,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Get the config flag.
+     * Returns the config flag.
      *
      *
      * @return the isConfig
      * @return the isConfig
      */
      */
@@ -167,7 +167,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Set the config flag.
+     * Sets the config flag.
      *
      *
      * @param isCfg the config flag
      * @param isCfg the config flag
      */
      */
@@ -176,7 +176,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -186,7 +186,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -196,7 +196,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Get the list of leaves.
+     * Returns the list of leaves.
      *
      *
      * @return the list of leaves
      * @return the list of leaves
      */
      */
@@ -206,7 +206,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Set the list of leaves.
+     * Sets the list of leaves.
      *
      *
      * @param leafsList the list of leaf to set
      * @param leafsList the list of leaf to set
      */
      */
@@ -215,12 +215,13 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Add a leaf.
+     * Adds a leaf.
      *
      *
      * @param leaf the leaf to be added
      * @param leaf the leaf to be added
      */
      */
     @Override
     @Override
     public void addLeaf(YangLeaf leaf) {
     public void addLeaf(YangLeaf leaf) {
+
         if (getListOfLeaf() == null) {
         if (getListOfLeaf() == null) {
             setListOfLeaf(new LinkedList<YangLeaf>());
             setListOfLeaf(new LinkedList<YangLeaf>());
         }
         }
@@ -229,7 +230,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Get the list of leaf-list.
+     * Returns the list of leaf-list.
      *
      *
      * @return the list of leaf-list
      * @return the list of leaf-list
      */
      */
@@ -239,7 +240,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Set the list of leaf-list.
+     * Sets the list of leaf-list.
      *
      *
      * @param listOfLeafList the list of leaf-list to set
      * @param listOfLeafList the list of leaf-list to set
      */
      */
@@ -248,12 +249,13 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Add a leaf-list.
+     * Adds a leaf-list.
      *
      *
      * @param leafList the leaf-list to be added
      * @param leafList the leaf-list to be added
      */
      */
     @Override
     @Override
     public void addLeafList(YangLeafList leafList) {
     public void addLeafList(YangLeafList leafList) {
+
         if (getListOfLeafList() == null) {
         if (getListOfLeafList() == null) {
             setListOfLeafList(new LinkedList<YangLeafList>());
             setListOfLeafList(new LinkedList<YangLeafList>());
         }
         }
@@ -262,7 +264,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Get the presence string if present.
+     * Returns the presence string if present.
      *
      *
      * @return the presence
      * @return the presence
      */
      */
@@ -271,7 +273,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Set the presence string.
+     * Sets the presence string.
      *
      *
      * @param presence the presence flag
      * @param presence the presence flag
      */
      */
@@ -280,7 +282,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -290,7 +292,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -300,7 +302,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -310,7 +312,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -330,7 +332,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -340,7 +342,7 @@ public class YangContainer extends YangNode implements YangLeavesHolder, YangCom
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -17,7 +17,7 @@
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
 /**
 /**
- * ENUM to identify the YANG data type.
+ * Represents ENUM to identify the YANG data type.
  */
  */
 public enum YangDataTypes {
 public enum YangDataTypes {
     /**
     /**

@@ -17,7 +17,7 @@
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
 /**
 /**
- * Maintains the derived information.
+ * Represents the derived information.
  *
  *
  * @param <T> extended information.
  * @param <T> extended information.
  */
  */
@@ -52,7 +52,7 @@ public class YangDerivedInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set the referred typedef reference.
+     * Sets the referred typedef reference.
      *
      *
      * @param referredTypeDef referred typedef reference
      * @param referredTypeDef referred typedef reference
      */
      */
@@ -70,7 +70,7 @@ public class YangDerivedInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set resolved extended information after successful linking.
+     * Sets resolved extended information after successful linking.
      *
      *
      * @param resolvedExtendedInfo resolved extended information
      * @param resolvedExtendedInfo resolved extended information
      */
      */
@@ -88,7 +88,7 @@ public class YangDerivedInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set extended information.
+     * Sets extended information.
      *
      *
      * @param extendedInfo extended information
      * @param extendedInfo extended information
      */
      */

@@ -21,8 +21,9 @@ package org.onosproject.yangutils.datamodel;
  * parsing and translator processing of description.
  * parsing and translator processing of description.
  */
  */
 public interface YangDesc {
 public interface YangDesc {
+
     /**
     /**
-     * Get the description of YANG entity.
+     * Returns the description of YANG entity.
      *
      *
      * @return the description of YANG entity.
      * @return the description of YANG entity.
      */
      */

@@ -16,12 +16,12 @@
 
 
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
+import java.util.Objects;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
 
 
-import java.util.Objects;
-
 /*-
 /*-
  * The "ENUM" statement, which is a sub-statement to the "type"
  * The "ENUM" statement, which is a sub-statement to the "type"
  *  statement, MUST be present if the type is "enumeration".  It is
  *  statement, MUST be present if the type is "enumeration".  It is
@@ -48,7 +48,7 @@ import java.util.Objects;
  */
  */
 
 
 /**
 /**
- * Maintains the ENUM data type information.
+ * Represents the ENUM data type information.
  */
  */
 public class YangEnum implements YangCommonInfo, Parsable {
 public class YangEnum implements YangCommonInfo, Parsable {
 
 
@@ -85,7 +85,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the named value.
+     * Returns the named value.
      *
      *
      * @return the named value
      * @return the named value
      */
      */
@@ -94,7 +94,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the named value.
+     * Sets the named value.
      *
      *
      * @param namedValue the named value to set
      * @param namedValue the named value to set
      */
      */
@@ -103,7 +103,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -113,7 +113,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -123,7 +123,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -133,7 +133,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -143,7 +143,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -153,7 +153,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -163,7 +163,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the value.
+     * Returns the value.
      *
      *
      * @return the value
      * @return the value
      */
      */
@@ -172,7 +172,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the value.
+     * Sets the value.
      *
      *
      * @param value the value to set
      * @param value the value to set
      */
      */
@@ -208,7 +208,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -218,7 +218,7 @@ public class YangEnum implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -29,7 +29,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  */
  */
 
 
 /**
 /**
- * Maintains the enumeration data type information.
+ * Represents the enumeration data type information.
  */
  */
 public class YangEnumeration implements Parsable {
 public class YangEnumeration implements Parsable {
 
 
@@ -47,7 +47,7 @@ public class YangEnumeration implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the ENUM set.
+     * Returns the ENUM set.
      *
      *
      * @return the ENUM set
      * @return the ENUM set
      */
      */
@@ -56,7 +56,7 @@ public class YangEnumeration implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the ENUM set.
+     * Sets the ENUM set.
      *
      *
      * @param enumSet the ENUM set to set
      * @param enumSet the ENUM set to set
      */
      */
@@ -65,7 +65,7 @@ public class YangEnumeration implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Add ENUM information.
+     * Adds ENUM information.
      *
      *
      * @param enumInfo the ENUM information to be added
      * @param enumInfo the ENUM information to be added
      * @throws DataModelException due to violation in data model rules
      * @throws DataModelException due to violation in data model rules
@@ -86,7 +86,7 @@ public class YangEnumeration implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the enumeration name.
+     * Sets the enumeration name.
      *
      *
      * @param enumerationName enumeration name
      * @param enumerationName enumeration name
      */
      */
@@ -105,7 +105,7 @@ public class YangEnumeration implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -115,7 +115,7 @@ public class YangEnumeration implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -17,6 +17,7 @@ package org.onosproject.yangutils.datamodel;
 
 
 import java.util.LinkedList;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.List;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
@@ -74,7 +75,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.detectCol
  */
  */
 
 
 /**
 /**
- * Data model node to maintain information defined in YANG grouping.
+ * Represents data model node to maintain information defined in YANG grouping.
  */
  */
 public class YangGrouping extends YangNode
 public class YangGrouping extends YangNode
         implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
         implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
@@ -119,7 +120,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get YANG grouping name.
+     * Returns YANG grouping name.
      *
      *
      * @return YANG grouping name
      * @return YANG grouping name
      */
      */
@@ -129,7 +130,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set YANG grouping name.
+     * Sets YANG grouping name.
      *
      *
      * @param name YANG grouping name
      * @param name YANG grouping name
      */
      */
@@ -139,7 +140,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -149,7 +150,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -159,7 +160,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaves.
+     * Returns the list of leaves.
      *
      *
      * @return the list of leaves
      * @return the list of leaves
      */
      */
@@ -169,7 +170,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of leaves.
+     * Sets the list of leaves.
      *
      *
      * @param leafsList the list of leaf to set
      * @param leafsList the list of leaf to set
      */
      */
@@ -178,7 +179,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf.
+     * Adds a leaf.
      *
      *
      * @param leaf the leaf to be added
      * @param leaf the leaf to be added
      */
      */
@@ -188,7 +189,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaf-list.
+     * Returns the list of leaf-list.
      *
      *
      * @return the list of leaf-list
      * @return the list of leaf-list
      */
      */
@@ -198,7 +199,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of leaf-list.
+     * Sets the list of leaf-list.
      *
      *
      * @param listOfLeafList the list of leaf-list to set
      * @param listOfLeafList the list of leaf-list to set
      */
      */
@@ -207,7 +208,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf-list.
+     * Adds a leaf-list.
      *
      *
      * @param leafList the leaf-list to be added
      * @param leafList the leaf-list to be added
      */
      */
@@ -217,7 +218,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -227,7 +228,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -237,7 +238,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -247,7 +248,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -267,7 +268,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -277,7 +278,7 @@ public class YangGrouping extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -299,7 +300,6 @@ public class YangGrouping extends YangNode
      */
      */
     @Override
     @Override
     public void detectCollidingChild(String identifierName, YangConstructType dataType) throws DataModelException {
     public void detectCollidingChild(String identifierName, YangConstructType dataType) throws DataModelException {
-
         // Asks helper to detect colliding child.
         // Asks helper to detect colliding child.
         detectCollidingChildUtil(identifierName, dataType, this);
         detectCollidingChildUtil(identifierName, dataType, this);
     }
     }

@@ -60,7 +60,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  *                +---------------+---------+-------------+------------------+
  *                +---------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Maintains the information about the imported modules.
+ * Represents the information about the imported modules.
  */
  */
 public class YangImport implements Parsable {
 public class YangImport implements Parsable {
 
 
@@ -90,14 +90,14 @@ public class YangImport implements Parsable {
     private String revision;
     private String revision;
 
 
     /**
     /**
-     * Default constructor.
+     * Creates a YANG import.
      */
      */
     public YangImport() {
     public YangImport() {
 
 
     }
     }
 
 
     /**
     /**
-     * Get the imported module name.
+     * Returns the imported module name.
      *
      *
      * @return the module name
      * @return the module name
      */
      */
@@ -106,7 +106,7 @@ public class YangImport implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set module name.
+     * Sets module name.
      *
      *
      * @param moduleName the module name to set
      * @param moduleName the module name to set
      */
      */
@@ -115,7 +115,7 @@ public class YangImport implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the prefix used to identify the entities from the imported module.
+     * Returns the prefix used to identify the entities from the imported module.
      *
      *
      * @return the prefix used to identify the entities from the imported
      * @return the prefix used to identify the entities from the imported
      *         module
      *         module
@@ -125,7 +125,7 @@ public class YangImport implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set prefix identifier.
+     * Sets prefix identifier.
      *
      *
      * @param prefixId set the prefix identifier of the imported module
      * @param prefixId set the prefix identifier of the imported module
      */
      */
@@ -134,7 +134,7 @@ public class YangImport implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the revision of the imported module.
+     * Returns the revision of the imported module.
      *
      *
      * @return the revision of the imported module
      * @return the revision of the imported module
      */
      */
@@ -143,7 +143,7 @@ public class YangImport implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the revision of the imported module.
+     * Sets the revision of the imported module.
      *
      *
      * @param rev set the revision of the imported module
      * @param rev set the revision of the imported module
      */
      */
@@ -162,7 +162,7 @@ public class YangImport implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -173,7 +173,7 @@ public class YangImport implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -193,7 +193,7 @@ public class YangImport implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the dresolution information node.
+     * Sets the dresolution information node.
      *
      *
      * @param resolutionInfoNode the resolution information node
      * @param resolutionInfoNode the resolution information node
      */
      */

@@ -34,8 +34,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  *                +---------------+---------+-------------+------------------+
  *                +---------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Maintains the information about the included sub-modules.
- *
+ * Represents the information about the included sub-modules.
  */
  */
 public class YangInclude implements Parsable {
 public class YangInclude implements Parsable {
 
 
@@ -56,13 +55,13 @@ public class YangInclude implements Parsable {
     private HasResolutionInfo resolutionInfoNode;
     private HasResolutionInfo resolutionInfoNode;
 
 
     /**
     /**
-     * Default constructor.
+     * Creates a YANG include.
      */
      */
     public YangInclude() {
     public YangInclude() {
     }
     }
 
 
     /**
     /**
-     * Get the name of included sub-module.
+     * Returns the name of included sub-module.
      *
      *
      * @return the sub-module name
      * @return the sub-module name
      */
      */
@@ -71,7 +70,7 @@ public class YangInclude implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the name of included sub-modules.
+     * Sets the name of included sub-modules.
      *
      *
      * @param subModuleName the sub-module name to set
      * @param subModuleName the sub-module name to set
      */
      */
@@ -80,7 +79,7 @@ public class YangInclude implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the revision.
+     * Returns the revision.
      *
      *
      * @return the revision
      * @return the revision
      */
      */
@@ -89,7 +88,7 @@ public class YangInclude implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the revision.
+     * Sets the revision.
      *
      *
      * @param revision the revision to set
      * @param revision the revision to set
      */
      */
@@ -108,7 +107,7 @@ public class YangInclude implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -119,7 +118,7 @@ public class YangInclude implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -139,7 +138,7 @@ public class YangInclude implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the dresolution information node.
+     * Sets the dresolution information node.
      *
      *
      * @param resolutionInfoNode the resolution information node
      * @param resolutionInfoNode the resolution information node
      */
      */

@@ -18,6 +18,7 @@ package org.onosproject.yangutils.datamodel;
 
 
 import java.util.LinkedList;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.List;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
@@ -65,7 +66,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.detectCol
  */
  */
 
 
 /**
 /**
- * Data model node to maintain information defined in YANG input.
+ * Represents data model node to maintain information defined in YANG input.
  */
  */
 public class YangInput extends YangNode implements YangLeavesHolder, Parsable, CollisionDetector {
 public class YangInput extends YangNode implements YangLeavesHolder, Parsable, CollisionDetector {
 
 

@@ -54,8 +54,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  *       +--------------+---------+-------------+------------------+
  *       +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Leaf data represented in YANG.
- *
+ * Represents leaf data represented in YANG.
  */
  */
 public class YangLeaf implements YangCommonInfo, Parsable {
 public class YangLeaf implements YangCommonInfo, Parsable {
 
 
@@ -100,13 +99,13 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     private YangType<?> dataType;
     private YangType<?> dataType;
 
 
     /**
     /**
-     * Default constructor to create a YANG leaf.
+     * Creates a YANG leaf.
      */
      */
     public YangLeaf() {
     public YangLeaf() {
     }
     }
 
 
     /**
     /**
-     * Get the name of leaf.
+     * Returns the name of leaf.
      *
      *
      * @return the leaf name
      * @return the leaf name
      */
      */
@@ -115,7 +114,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the name of leaf.
+     * Sets the name of leaf.
      *
      *
      * @param leafName the leaf name to set
      * @param leafName the leaf name to set
      */
      */
@@ -124,7 +123,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the config flag.
+     * Returns the config flag.
      *
      *
      * @return if config flag
      * @return if config flag
      */
      */
@@ -133,7 +132,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the config flag.
+     * Sets the config flag.
      *
      *
      * @param isCfg the flag value to set
      * @param isCfg the flag value to set
      */
      */
@@ -142,7 +141,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -152,7 +151,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -162,7 +161,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get if the leaf is mandatory.
+     * Returns if the leaf is mandatory.
      *
      *
      * @return if leaf is mandatory
      * @return if leaf is mandatory
      */
      */
@@ -171,7 +170,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set if the leaf is mandatory.
+     * Sets if the leaf is mandatory.
      *
      *
      * @param isReq if the leaf is mandatory
      * @param isReq if the leaf is mandatory
      */
      */
@@ -180,7 +179,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -190,7 +189,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -200,7 +199,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -210,7 +209,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -220,7 +219,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the units.
+     * Returns the units.
      *
      *
      * @return the units
      * @return the units
      */
      */
@@ -229,7 +228,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the units.
+     * Sets the units.
      *
      *
      * @param units the units to set
      * @param units the units to set
      */
      */
@@ -238,7 +237,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the data type.
+     * Returns the data type.
      *
      *
      * @return the data type
      * @return the data type
      */
      */
@@ -247,7 +246,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the data type.
+     * Sets the data type.
      *
      *
      * @param dataType the data type to set
      * @param dataType the data type to set
      */
      */
@@ -266,7 +265,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -277,7 +276,7 @@ public class YangLeaf implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -50,7 +50,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  *                +--------------+---------+-------------+------------------+
  *                +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Leaf-list data represented in YANG.
+ * Represents leaf-list data represented in YANG.
  */
  */
 public class YangLeafList implements YangCommonInfo, Parsable {
 public class YangLeafList implements YangCommonInfo, Parsable {
 
 
@@ -122,13 +122,13 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     private YangType<?> dataType;
     private YangType<?> dataType;
 
 
     /**
     /**
-     * Default Constructor to create a YANG leaf-list.
+     * Creates a YANG leaf-list.
      */
      */
     public YangLeafList() {
     public YangLeafList() {
     }
     }
 
 
     /**
     /**
-     * Get the leaf-list name.
+     * Returns the leaf-list name.
      *
      *
      * @return the leaf-list name
      * @return the leaf-list name
      */
      */
@@ -137,7 +137,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the leaf-list name.
+     * Sets the leaf-list name.
      *
      *
      * @param leafListName the leaf-list name to set
      * @param leafListName the leaf-list name to set
      */
      */
@@ -146,7 +146,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the config flag.
+     * Returns the config flag.
      *
      *
      * @return the config flag
      * @return the config flag
      */
      */
@@ -155,7 +155,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the config flag.
+     * Sets the config flag.
      *
      *
      * @param isCfg the config flag
      * @param isCfg the config flag
      */
      */
@@ -164,7 +164,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -174,7 +174,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -184,7 +184,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the max elements no.
+     * Returns the max elements no.
      *
      *
      * @return the max elements no
      * @return the max elements no
      */
      */
@@ -193,7 +193,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the max elements no.
+     * Sets the max elements no.
      *
      *
      * @param maxElelements max elements no
      * @param maxElelements max elements no
      */
      */
@@ -202,7 +202,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the min elements no.
+     * Returns the min elements no.
      *
      *
      * @return the min elements no
      * @return the min elements no
      */
      */
@@ -211,7 +211,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the min elements no.
+     * Sets the min elements no.
      *
      *
      * @param minElements the min elements no
      * @param minElements the min elements no
      */
      */
@@ -220,7 +220,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -230,7 +230,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -240,7 +240,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -250,7 +250,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -260,7 +260,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the units.
+     * Returns the units.
      *
      *
      * @return the units
      * @return the units
      */
      */
@@ -269,7 +269,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the units.
+     * Sets the units.
      *
      *
      * @param units the units to set
      * @param units the units to set
      */
      */
@@ -278,7 +278,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the data type.
+     * Returns the data type.
      *
      *
      * @return the data type
      * @return the data type
      */
      */
@@ -287,7 +287,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the data type.
+     * Sets the data type.
      *
      *
      * @param dataType the data type to set
      * @param dataType the data type to set
      */
      */
@@ -306,7 +306,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -317,7 +317,7 @@ public class YangLeafList implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

-/*Copyright 2016.year Open Networking Laboratory
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
+/*
+ * Copyright 2016 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.*/
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
 import java.util.List;
 import java.util.List;
@@ -23,7 +26,7 @@ import java.util.List;
 public interface YangLeavesHolder {
 public interface YangLeavesHolder {
 
 
     /**
     /**
-     * Get the list of leaves from data holder like container / list.
+     * Returns the list of leaves from data holder like container / list.
      *
      *
      * @return the list of leaves.
      * @return the list of leaves.
      */
      */
@@ -37,7 +40,7 @@ public interface YangLeavesHolder {
     void addLeaf(YangLeaf leaf);
     void addLeaf(YangLeaf leaf);
 
 
     /**
     /**
-     * Get the list of leaf-list from data holder like container / list.
+     * Returns the list of leaf-list from data holder like container / list.
      *
      *
      * @return the list of leaf-list.
      * @return the list of leaf-list.
      */
      */

@@ -65,7 +65,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.detectCol
  */
  */
 
 
 /**
 /**
- * List data represented in YANG.
+ * Represents list data represented in YANG.
  */
  */
 public class YangList extends YangNode
 public class YangList extends YangNode
         implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
         implements YangLeavesHolder, YangCommonInfo, Parsable, CollisionDetector {
@@ -166,14 +166,14 @@ public class YangList extends YangNode
     private YangStatusType status = YangStatusType.CURRENT;
     private YangStatusType status = YangStatusType.CURRENT;
 
 
     /**
     /**
-     * Constructor.
+     * Creates a YANG list object.
      */
      */
     public YangList() {
     public YangList() {
         super(YangNodeType.LIST_NODE);
         super(YangNodeType.LIST_NODE);
     }
     }
 
 
     /**
     /**
-     * Get the YANG list name.
+     * Returns the YANG list name.
      *
      *
      * @return YANG list name
      * @return YANG list name
      */
      */
@@ -183,7 +183,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the YANG list name.
+     * Sets the YANG list name.
      *
      *
      * @param name YANG list name
      * @param name YANG list name
      */
      */
@@ -193,7 +193,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the config flag.
+     * Returns the config flag.
      *
      *
      * @return the isConfig
      * @return the isConfig
      */
      */
@@ -202,7 +202,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the config flag.
+     * Sets the config flag.
      *
      *
      * @param isCfg the config flag
      * @param isCfg the config flag
      */
      */
@@ -211,7 +211,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -221,7 +221,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -231,7 +231,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of key field names.
+     * Returns the list of key field names.
      *
      *
      * @return the list of key field names
      * @return the list of key field names
      */
      */
@@ -240,7 +240,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of key field names.
+     * Sets the list of key field names.
      *
      *
      * @param keyList the list of key field names
      * @param keyList the list of key field names
      */
      */
@@ -249,7 +249,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a key field name.
+     * Adds a key field name.
      *
      *
      * @param key key field name.
      * @param key key field name.
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
@@ -268,7 +268,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaves.
+     * Returns the list of leaves.
      *
      *
      * @return the list of leaves
      * @return the list of leaves
      */
      */
@@ -278,7 +278,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of leaves.
+     * Sets the list of leaves.
      *
      *
      * @param leafsList the list of leaf to set
      * @param leafsList the list of leaf to set
      */
      */
@@ -287,7 +287,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf.
+     * Adds a leaf.
      *
      *
      * @param leaf the leaf to be added
      * @param leaf the leaf to be added
      */
      */
@@ -301,7 +301,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaf-list.
+     * Returns the list of leaf-list.
      *
      *
      * @return the list of leaf-list
      * @return the list of leaf-list
      */
      */
@@ -311,7 +311,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the list of leaf-list.
+     * Sets the list of leaf-list.
      *
      *
      * @param listOfLeafList the list of leaf-list to set
      * @param listOfLeafList the list of leaf-list to set
      */
      */
@@ -320,7 +320,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf-list.
+     * Adds a leaf-list.
      *
      *
      * @param leafList the leaf-list to be added
      * @param leafList the leaf-list to be added
      */
      */
@@ -334,7 +334,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the max elements.
+     * Returns the max elements.
      *
      *
      * @return the max elements
      * @return the max elements
      */
      */
@@ -343,7 +343,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the max elements.
+     * Sets the max elements.
      *
      *
      * @param max the max elements
      * @param max the max elements
      */
      */
@@ -352,7 +352,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the minimum elements.
+     * Returns the minimum elements.
      *
      *
      * @return the minimum elements
      * @return the minimum elements
      */
      */
@@ -361,7 +361,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the minimum elements.
+     * Sets the minimum elements.
      *
      *
      * @param minElements the minimum elements
      * @param minElements the minimum elements
      */
      */
@@ -370,7 +370,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -380,7 +380,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -390,7 +390,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
@@ -400,7 +400,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -420,7 +420,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -430,7 +430,7 @@ public class YangList extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -17,6 +17,7 @@ package org.onosproject.yangutils.datamodel;
 
 
 import java.util.LinkedList;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.List;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
@@ -65,7 +66,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.resolveLi
  */
  */
 
 
 /**
 /**
- * Data model node to maintain information defined in YANG module.
+ * Represents data model node to maintain information defined in YANG module.
  */
  */
 public class YangModule extends YangNode
 public class YangModule extends YangNode
         implements YangLeavesHolder, YangDesc, YangReference, Parsable, CollisionDetector, HasResolutionInfo {
         implements YangLeavesHolder, YangDesc, YangReference, Parsable, CollisionDetector, HasResolutionInfo {
@@ -188,7 +189,7 @@ public class YangModule extends YangNode
     private List<YangResolutionInfo> unresolvedResolutionList;
     private List<YangResolutionInfo> unresolvedResolutionList;
 
 
     /**
     /**
-     * Create a YANG node of module type.
+     * Creates a YANG node of module type.
      */
      */
     public YangModule() {
     public YangModule() {
 
 
@@ -201,7 +202,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get name of the module.
+     * Returns name of the module.
      *
      *
      * @return module name
      * @return module name
      */
      */
@@ -211,7 +212,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set module name.
+     * Sets module name.
      *
      *
      * @param moduleName module name
      * @param moduleName module name
      */
      */
@@ -221,7 +222,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the contact details of the module owner.
+     * Returns the contact details of the module owner.
      *
      *
      * @return the contact details of YANG owner
      * @return the contact details of YANG owner
      */
      */
@@ -230,7 +231,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the contact details of the module owner.
+     * Sets the contact details of the module owner.
      *
      *
      * @param contact the contact details of YANG owner
      * @param contact the contact details of YANG owner
      */
      */
@@ -239,7 +240,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the description of module.
+     * Returns the description of module.
      *
      *
      * @return the description of YANG module
      * @return the description of YANG module
      */
      */
@@ -249,7 +250,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the description of module.
+     * Sets the description of module.
      *
      *
      * @param description set the description of YANG module
      * @param description set the description of YANG module
      */
      */
@@ -259,7 +260,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of imported modules.
+     * Returns the list of imported modules.
      *
      *
      * @return the list of imported modules
      * @return the list of imported modules
      */
      */
@@ -268,7 +269,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add the imported module information to the import list.
+     * Adds the imported module information to the import list.
      *
      *
      * @param importedModule module being imported
      * @param importedModule module being imported
      */
      */
@@ -282,7 +283,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of included sub modules.
+     * Returns the list of included sub modules.
      *
      *
      * @return the included list of sub modules
      * @return the included list of sub modules
      */
      */
@@ -291,7 +292,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add the included sub module information to the include list.
+     * Adds the included sub module information to the include list.
      *
      *
      * @param includeModule submodule being included
      * @param includeModule submodule being included
      */
      */
@@ -305,7 +306,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaves in module.
+     * Returns the list of leaves in module.
      *
      *
      * @return the list of leaves
      * @return the list of leaves
      */
      */
@@ -315,7 +316,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf in module.
+     * Adds a leaf in module.
      *
      *
      * @param leaf the leaf to be added
      * @param leaf the leaf to be added
      */
      */
@@ -325,7 +326,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaf-list from module.
+     * Returns the list of leaf-list from module.
      *
      *
      * @return the list of leaf-list
      * @return the list of leaf-list
      */
      */
@@ -335,7 +336,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf-list in module.
+     * Adds a leaf-list in module.
      *
      *
      * @param leafList the leaf-list to be added
      * @param leafList the leaf-list to be added
      */
      */
@@ -345,7 +346,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the name space of module elements.
+     * Returns the name space of module elements.
      *
      *
      * @return the nameSpace
      * @return the nameSpace
      */
      */
@@ -354,7 +355,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the name space of module elements.
+     * Sets the name space of module elements.
      *
      *
      * @param nameSpace the nameSpace to set
      * @param nameSpace the nameSpace to set
      */
      */
@@ -363,7 +364,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the modules organization.
+     * Returns the modules organization.
      *
      *
      * @return the organization
      * @return the organization
      */
      */
@@ -372,7 +373,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the modules organization.
+     * Sets the modules organization.
      *
      *
      * @param org the organization to set
      * @param org the organization to set
      */
      */
@@ -381,7 +382,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the prefix.
+     * Returns the prefix.
      *
      *
      * @return the prefix
      * @return the prefix
      */
      */
@@ -390,7 +391,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the prefix.
+     * Sets the prefix.
      *
      *
      * @param prefix the prefix to set
      * @param prefix the prefix to set
      */
      */
@@ -407,7 +408,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -417,7 +418,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -427,7 +428,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the revision.
+     * Returns the revision.
      *
      *
      * @return the revision
      * @return the revision
      */
      */
@@ -436,7 +437,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the revision.
+     * Sets the revision.
      *
      *
      * @param revision the revision to set
      * @param revision the revision to set
      */
      */
@@ -445,7 +446,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the version.
+     * Returns the version.
      *
      *
      * @return the version
      * @return the version
      */
      */
@@ -454,7 +455,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the version.
+     * Sets the version.
      *
      *
      * @param version the version to set
      * @param version the version to set
      */
      */
@@ -473,7 +474,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -486,7 +487,7 @@ public class YangModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -44,7 +44,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  */
  */
 
 
 /**
 /**
- * Maintain information defined in YANG must.
+ * Represents information defined in YANG must.
  */
  */
 public class YangMust implements YangDesc, YangReference, Parsable {
 public class YangMust implements YangDesc, YangReference, Parsable {
 
 
@@ -64,13 +64,13 @@ public class YangMust implements YangDesc, YangReference, Parsable {
     private String reference;
     private String reference;
 
 
     /**
     /**
-     * Create a YANG must restriction.
+     * Creates a YANG must restriction.
      */
      */
     public YangMust() {
     public YangMust() {
     }
     }
 
 
     /**
     /**
-     * Get the constraint.
+     * Returns the constraint.
      *
      *
      * @return the constraint
      * @return the constraint
      */
      */
@@ -79,7 +79,7 @@ public class YangMust implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the constraint.
+     * Sets the constraint.
      *
      *
      * @param constratint the constraint to set
      * @param constratint the constraint to set
      */
      */
@@ -88,7 +88,7 @@ public class YangMust implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -98,7 +98,7 @@ public class YangMust implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -108,7 +108,7 @@ public class YangMust implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -118,7 +118,7 @@ public class YangMust implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -138,7 +138,7 @@ public class YangMust implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -148,7 +148,7 @@ public class YangMust implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -30,20 +30,20 @@ import org.onosproject.yangutils.utils.YangConstructType;
  */
  */
 
 
 /**
 /**
- * Name space to be used for the XML data tree.
+ * Represents name space to be used for the XML data tree.
  */
  */
 public class YangNameSpace implements Parsable {
 public class YangNameSpace implements Parsable {
 
 
     private String uri;
     private String uri;
 
 
     /**
     /**
-     * Default constructor.
+     * Creats a YANG name space object.
      */
      */
     public YangNameSpace() {
     public YangNameSpace() {
     }
     }
 
 
     /**
     /**
-     * Get the name space URI.
+     * Returns the name space URI.
      *
      *
      * @return the URI
      * @return the URI
      */
      */
@@ -52,7 +52,7 @@ public class YangNameSpace implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the name space URI.
+     * Sets the name space URI.
      *
      *
      * @param uri the URI to set
      * @param uri the URI to set
      */
      */
@@ -71,24 +71,22 @@ public class YangNameSpace implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
     @Override
     @Override
     public void validateDataOnEntry() throws DataModelException {
     public void validateDataOnEntry() throws DataModelException {
         // TODO auto-generated method stub, to be implemented by parser
         // TODO auto-generated method stub, to be implemented by parser
-
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
     @Override
     @Override
     public void validateDataOnExit() throws DataModelException {
     public void validateDataOnExit() throws DataModelException {
         // TODO auto-generated method stub, to be implemented by parser
         // TODO auto-generated method stub, to be implemented by parser
-
     }
     }
 }
 }

@@ -18,7 +18,7 @@ package org.onosproject.yangutils.datamodel;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 
 
 /**
 /**
- * Base class of a node in data model tree.
+ * Represents base class of a node in data model tree.
  */
  */
 public abstract class YangNode {
 public abstract class YangNode {
 
 
@@ -48,21 +48,21 @@ public abstract class YangNode {
     private YangNode previousSibling;
     private YangNode previousSibling;
 
 
     /**
     /**
-     * Get the nodes name.
+     * Returns the nodes name.
      *
      *
      * @return nodes name
      * @return nodes name
      */
      */
     public abstract String getName();
     public abstract String getName();
 
 
     /**
     /**
-     * Set the nodes name.
+     * Sets the nodes name.
      *
      *
      * @param name nodes name
      * @param name nodes name
      */
      */
     public abstract void setName(String name);
     public abstract void setName(String name);
 
 
     /**
     /**
-     * Default constructor is made private to ensure node type is always set.
+     * Creates a YANG node object.
      */
      */
     @SuppressWarnings("unused")
     @SuppressWarnings("unused")
     private YangNode() {
     private YangNode() {
@@ -70,7 +70,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Create a specific type of node.
+     * Creates a specific type of node.
      *
      *
      * @param type of YANG node
      * @param type of YANG node
      */
      */
@@ -79,7 +79,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Get the node type.
+     * Returns the node type.
      *
      *
      * @return node type
      * @return node type
      */
      */
@@ -88,7 +88,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Set the node type.
+     * Sets the node type.
      *
      *
      * @param nodeType type of node
      * @param nodeType type of node
      */
      */
@@ -97,7 +97,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Get the parent of node.
+     * Returns the parent of node.
      *
      *
      * @return parent of node
      * @return parent of node
      */
      */
@@ -106,7 +106,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Set the parent of node.
+     * Sets the parent of node.
      *
      *
      * @param parent node
      * @param parent node
      */
      */
@@ -115,7 +115,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Get the first child of node.
+     * Returns the first child of node.
      *
      *
      * @return first child of node
      * @return first child of node
      */
      */
@@ -124,7 +124,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Set the first instance of a child node.
+     * Sets the first instance of a child node.
      *
      *
      * @param child is only child to be set
      * @param child is only child to be set
      */
      */
@@ -133,7 +133,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Get the next sibling of node.
+     * Returns the next sibling of node.
      *
      *
      * @return next sibling of node
      * @return next sibling of node
      */
      */
@@ -142,7 +142,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Set the next sibling of node.
+     * Sets the next sibling of node.
      *
      *
      * @param sibling YANG node
      * @param sibling YANG node
      */
      */
@@ -151,7 +151,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Get the previous sibling.
+     * Returns the previous sibling.
      *
      *
      * @return previous sibling node
      * @return previous sibling node
      */
      */
@@ -160,7 +160,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Set the previous sibling.
+     * Sets the previous sibling.
      *
      *
      * @param previousSibling points to predecessor sibling
      * @param previousSibling points to predecessor sibling
      */
      */
@@ -169,7 +169,7 @@ public abstract class YangNode {
     }
     }
 
 
     /**
     /**
-     * Add a child node, the children sibling list will be sorted based on node
+     * Adds a child node, the children sibling list will be sorted based on node
      * type.
      * type.
      *
      *
      * @param newChild refers to a child to be added
      * @param newChild refers to a child to be added

@@ -17,7 +17,7 @@
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
 /**
 /**
- * YANG node identifier which is a combination of prefix and name.
+ * Represents YANG node identifier which is a combination of prefix and name.
  */
  */
 public class YangNodeIdentifier {
 public class YangNodeIdentifier {
 
 
@@ -43,7 +43,7 @@ public class YangNodeIdentifier {
     }
     }
 
 
     /**
     /**
-     * Set name of the node identifier.
+     * Sets name of the node identifier.
      *
      *
      * @param name name of the node identifier
      * @param name name of the node identifier
      */
      */
@@ -61,7 +61,7 @@ public class YangNodeIdentifier {
     }
     }
 
 
     /**
     /**
-     * Set prefix of the node identifier.
+     * Sets prefix of the node identifier.
      *
      *
      * @param prefix prefix of the node identifier
      * @param prefix prefix of the node identifier
      */
      */

@@ -16,7 +16,7 @@
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
 /**
 /**
- * Node type in data model tree corresponding to YANG schema.
+ * Represents node type in data model tree corresponding to YANG schema.
  */
  */
 public enum YangNodeType {
 public enum YangNodeType {
     /**
     /**

@@ -18,6 +18,7 @@ package org.onosproject.yangutils.datamodel;
 
 
 import java.util.LinkedList;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.List;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
@@ -71,7 +72,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.detectCol
  */
  */
 
 
 /**
 /**
- * Data model node to maintain information defined in YANG notification.
+ * Represents data model node to maintain information defined in YANG notification.
  */
  */
 public class YangNotification extends YangNode implements YangLeavesHolder, YangCommonInfo, Parsable,
 public class YangNotification extends YangNode implements YangLeavesHolder, YangCommonInfo, Parsable,
         CollisionDetector {
         CollisionDetector {

@@ -18,6 +18,7 @@ package org.onosproject.yangutils.datamodel;
 
 
 import java.util.LinkedList;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.List;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
@@ -64,7 +65,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.detectCol
  */
  */
 
 
 /**
 /**
- * Data model node to maintain information defined in YANG output.
+ * Represents data model node to maintain information defined in YANG output.
  */
  */
 public class YangOutput extends YangNode implements YangLeavesHolder, Parsable, CollisionDetector {
 public class YangOutput extends YangNode implements YangLeavesHolder, Parsable, CollisionDetector {
 
 

@@ -47,7 +47,7 @@ import java.util.List;
  *   +---------------+---------+-------------+
  *   +---------------+---------+-------------+
  */
  */
 /**
 /**
- * Pattern restriction information. The regular expression restriction on string
+ * Represents pattern restriction information. The regular expression restriction on string
  * data type.
  * data type.
  */
  */
 public class YangPatternRestriction {
 public class YangPatternRestriction {
@@ -63,14 +63,14 @@ public class YangPatternRestriction {
     private List<String> basePattern;
     private List<String> basePattern;
 
 
     /**
     /**
-     * Default constructor.
+     * Creates a YANG pattern restriction object.
      */
      */
     public YangPatternRestriction() {
     public YangPatternRestriction() {
         setPatternList(new LinkedList<String>());
         setPatternList(new LinkedList<String>());
     }
     }
 
 
     /**
     /**
-     * Get the pattern restriction defined for the current type.
+     * Returns the pattern restriction defined for the current type.
      *
      *
      * @return pattern restriction defined for the current type.
      * @return pattern restriction defined for the current type.
      */
      */
@@ -79,7 +79,7 @@ public class YangPatternRestriction {
     }
     }
 
 
     /**
     /**
-     * Set the pattern restriction defined for the current type.
+     * Sets the pattern restriction defined for the current type.
      *
      *
      * @param pattern pattern restriction defined for the current type..
      * @param pattern pattern restriction defined for the current type..
      */
      */
@@ -88,7 +88,7 @@ public class YangPatternRestriction {
     }
     }
 
 
     /**
     /**
-     * Add a new pattern to the list of pattern restriction.
+     * Adds a new pattern to the list of pattern restriction.
      *
      *
      * @param newPattern pattern restriction.
      * @param newPattern pattern restriction.
      */
      */
@@ -97,7 +97,7 @@ public class YangPatternRestriction {
     }
     }
 
 
     /**
     /**
-     * Get the pattern restriction defined in base type.
+     * Returns the pattern restriction defined in base type.
      *
      *
      * @return pattern restriction defined in base type.
      * @return pattern restriction defined in base type.
      */
      */
@@ -106,7 +106,7 @@ public class YangPatternRestriction {
     }
     }
 
 
     /**
     /**
-     * Set the pattern restriction defined in base type.
+     * Sets the pattern restriction defined in base type.
      *
      *
      * @param basePattern pattern restriction defined in base type.
      * @param basePattern pattern restriction defined in base type.
      */
      */

@@ -14,7 +14,7 @@ limitations under the License.*/
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
 /**
 /**
- * Single interval information of a range.
+ * Represents single interval information of a range.
  *
  *
  * @param <T> range type based on the data type.
  * @param <T> range type based on the data type.
  */
  */
@@ -31,13 +31,13 @@ public class YangRangeInterval<T extends Comparable<T>> {
     private T endValue;
     private T endValue;
 
 
     /**
     /**
-     * Default constructor.
+     * Creates YANG range interval object.
      */
      */
     public YangRangeInterval() {
     public YangRangeInterval() {
     }
     }
 
 
     /**
     /**
-     * Get the starting value of the range interval.
+     * Returns the starting value of the range interval.
      *
      *
      * @return the starting value of the range interval.
      * @return the starting value of the range interval.
      */
      */
@@ -46,7 +46,7 @@ public class YangRangeInterval<T extends Comparable<T>> {
     }
     }
 
 
     /**
     /**
-     * Set the starting value of the range interval.
+     * Sets the starting value of the range interval.
      *
      *
      * @param startValue the starting value of the range interval.
      * @param startValue the starting value of the range interval.
      */
      */
@@ -55,7 +55,7 @@ public class YangRangeInterval<T extends Comparable<T>> {
     }
     }
 
 
     /**
     /**
-     * Get the last value of the range interval.
+     * Returns the last value of the range interval.
      *
      *
      * @return last value of the range interval.
      * @return last value of the range interval.
      */
      */
@@ -64,7 +64,7 @@ public class YangRangeInterval<T extends Comparable<T>> {
     }
     }
 
 
     /**
     /**
-     * Set the last value of the range interval.
+     * Sets the last value of the range interval.
      *
      *
      * @param endValue last value of the range interval.
      * @param endValue last value of the range interval.
      */
      */

@@ -48,7 +48,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
  *  for the type being restricted, respectively.
  *  for the type being restricted, respectively.
  */
  */
 /**
 /**
- * Ascending range restriction information.
+ * Represents ascending range restriction information.
  *
  *
  * @param <T> range type (data type)
  * @param <T> range type (data type)
  */
  */
@@ -81,35 +81,34 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     private String description;
     private String description;
 
 
     /**
     /**
-     * Default constructor.
+     * Creates YANG range restriction object.
      */
      */
     public YangRangeRestriction() {
     public YangRangeRestriction() {
     }
     }
 
 
     /**
     /**
-     * Get the list of range interval restriction in ascending order.
+     * Returns the list of range interval restriction in ascending order.
      *
      *
-     * @return list of range interval restriction in ascending order.
+     * @return list of range interval restriction in ascending order
      */
      */
     public List<YangRangeInterval<T>> getAscendingRangeIntervals() {
     public List<YangRangeInterval<T>> getAscendingRangeIntervals() {
         return ascendingRangeIntervals;
         return ascendingRangeIntervals;
     }
     }
 
 
     /**
     /**
-     * Set the list of range interval restriction in ascending order.
+     * Sets the list of range interval restriction in ascending order.
      *
      *
-     * @param rangeList list of range interval restriction in ascending order.
+     * @param rangeList list of range interval restriction in ascending order
      */
      */
     private void setAscendingRangeIntervals(List<YangRangeInterval<T>> rangeList) {
     private void setAscendingRangeIntervals(List<YangRangeInterval<T>> rangeList) {
         ascendingRangeIntervals = rangeList;
         ascendingRangeIntervals = rangeList;
     }
     }
 
 
     /**
     /**
-     * Get the minimum valid value as per the restriction.
+     * Returns the minimum valid value as per the restriction.
      *
      *
-     * @throws DataModelException data model exception for minimum restriction.
-     *
-     * @return minimum restricted value.
+     * @throws DataModelException data model exception for minimum restriction
+     * @return minimum restricted value
      */
      */
     public T getMinRestrictedvalue() throws DataModelException {
     public T getMinRestrictedvalue() throws DataModelException {
         if (getAscendingRangeIntervals() == null) {
         if (getAscendingRangeIntervals() == null) {
@@ -122,11 +121,10 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Get the maximum valid value as per the restriction.
-     *
-     * @throws DataModelException data model exception for maximum restriction.
+     * Returns the maximum valid value as per the restriction.
      *
      *
-     * @return minimum maximum value.
+     * @throws DataModelException data model exception for maximum restriction
+     * @return minimum maximum value
      */
      */
     public T getMaxRestrictedvalue() throws DataModelException {
     public T getMaxRestrictedvalue() throws DataModelException {
         if (getAscendingRangeIntervals() == null) {
         if (getAscendingRangeIntervals() == null) {
@@ -140,11 +138,11 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Add new interval to extend its range in the last. i.e. newly added
+     * Adds new interval to extend its range in the last. i.e. newly added
      * interval needs to be bigger than the biggest interval in the list.
      * interval needs to be bigger than the biggest interval in the list.
      *
      *
-     * @param newInterval restricted length interval.
-     * @throws DataModelException data model exception for range restriction.
+     * @param newInterval restricted length interval
+     * @throws DataModelException data model exception for range restriction
      */
      */
     public void addRangeRestrictionInterval(YangRangeInterval<T> newInterval) throws DataModelException {
     public void addRangeRestrictionInterval(YangRangeInterval<T> newInterval) throws DataModelException {
 
 
@@ -173,9 +171,9 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Get the textual reference of the length restriction.
+     * Returns the textual reference of the length restriction.
      *
      *
-     * @return textual reference of the length restriction.
+     * @return textual reference of the length restriction
      */
      */
     @Override
     @Override
     public String getReference() {
     public String getReference() {
@@ -183,9 +181,9 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Set the textual reference of the length restriction.
+     * Sets the textual reference of the length restriction.
      *
      *
-     * @param ref textual reference of the length restriction.
+     * @param ref textual reference of the length restriction
      */
      */
     @Override
     @Override
     public void setReference(String ref) {
     public void setReference(String ref) {
@@ -193,9 +191,9 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Get the description of the length restriction.
+     * Returns the description of the length restriction.
      *
      *
-     * @return description of the length restriction.
+     * @return description of the length restriction
      */
      */
     @Override
     @Override
     public String getDescription() {
     public String getDescription() {
@@ -203,9 +201,9 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Set the description of the length restriction.
+     * Sets the description of the length restriction.
      *
      *
-     * @param desc description of the length restriction.
+     * @param desc description of the length restriction
      */
      */
     @Override
     @Override
     public void setDescription(String desc) {
     public void setDescription(String desc) {
@@ -214,9 +212,9 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Get application's error message, to be used for data error.
+     * Returns application's error message, to be used for data error.
      *
      *
-     * @return Application's error message, to be used for data error.
+     * @return Application's error message, to be used for data error
      */
      */
     @Override
     @Override
     public String getGetErrorMessage() {
     public String getGetErrorMessage() {
@@ -224,9 +222,9 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Set Application's error message, to be used for data error.
+     * Sets Application's error message, to be used for data error.
      *
      *
-     * @param errMsg Application's error message, to be used for data error.
+     * @param errMsg Application's error message, to be used for data error
      */
      */
     @Override
     @Override
     public void setErrorMessage(String errMsg) {
     public void setErrorMessage(String errMsg) {
@@ -235,9 +233,9 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Get application's error tag, to be used for data error.
+     * Returns application's error tag, to be used for data error.
      *
      *
-     * @return application's error tag, to be used for data error.
+     * @return application's error tag, to be used for data error
      */
      */
     @Override
     @Override
     public String getGetErrorAppTag() {
     public String getGetErrorAppTag() {
@@ -245,7 +243,7 @@ public class YangRangeRestriction<T extends Comparable<T>> implements YangDesc,
     }
     }
 
 
     /**
     /**
-     * Set application's error tag, to be used for data error.
+     * Sets application's error tag, to be used for data error.
      *
      *
      * @param errTag application's error tag, to be used for data error.
      * @param errTag application's error tag, to be used for data error.
      */
      */

@@ -20,17 +20,18 @@ package org.onosproject.yangutils.datamodel;
  * parsing and translator processing of reference.
  * parsing and translator processing of reference.
  */
  */
 public interface YangReference {
 public interface YangReference {
+
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
-     * @return the reference.
+     * @return the reference
      */
      */
     String getReference();
     String getReference();
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
-     * @param reference the reference to set.
+     * @param reference the reference to set
      */
      */
     void setReference(String reference);
     void setReference(String reference);
 
 

@@ -17,10 +17,11 @@
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
 import java.util.Stack;
 import java.util.Stack;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 
 
 /**
 /**
- * Resolution object which will be resolved by linker.
+ * Represents resolution object which will be resolved by linker.
  */
  */
 public class YangResolutionInfo<T> {
 public class YangResolutionInfo<T> {
 
 
@@ -43,8 +44,8 @@ public class YangResolutionInfo<T> {
     private boolean isResolved;
     private boolean isResolved;
 
 
     /*
     /*
-     * Stack for type/uses is maintained for hierarchical references, this
-     * is used during resolution.
+     * Stack for type/uses is maintained for hierarchical references, this is
+     * used during resolution.
      */
      */
     private Stack<T> partialResolvedStack;
     private Stack<T> partialResolvedStack;
 
 
@@ -177,8 +178,8 @@ public class YangResolutionInfo<T> {
             }
             }
             if (isMoreReferenceDetected) {
             if (isMoreReferenceDetected) {
                 /*
                 /*
-                 * If more reference are present, tree traversal must start
-                 * from first child again, to check the availability of
+                 * If more reference are present, tree traversal must start from
+                 * first child again, to check the availability of
                  * typedef/grouping.
                  * typedef/grouping.
                  */
                  */
                 node = parentNode.getChild();
                 node = parentNode.getChild();
@@ -197,14 +198,14 @@ public class YangResolutionInfo<T> {
      * @return flag to indicate whether resolution is done
      * @return flag to indicate whether resolution is done
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
-    private boolean resolveLinkingForNode(YangNode node, YangNode parentNode) throws
-            DataModelException {
+    private boolean resolveLinkingForNode(YangNode node, YangNode parentNode) throws DataModelException {
+
         /*
         /*
-         * Check if name of node name matches with the entity name
-         * under resolution.
+         * Check if name of node name matches with the entity name under
+         * resolution.
          */
          */
         if (isNodeNameSameAsResolutionInfoName(node)) {
         if (isNodeNameSameAsResolutionInfoName(node)) {
-            // Add reference of entity to the node under resolution.
+            // Adds reference of entity to the node under resolution.
             addReferredEntityLink(node);
             addReferredEntityLink(node);
             // Check if referred entity has further reference to uses/type.
             // Check if referred entity has further reference to uses/type.
             if (!(isMoreReferencePresent(node))) {
             if (!(isMoreReferencePresent(node))) {
@@ -212,7 +213,7 @@ public class YangResolutionInfo<T> {
                 resolveStackAndAddToStack(node);
                 resolveStackAndAddToStack(node);
                 return true;
                 return true;
             } else {
             } else {
-                // Add referred type/uses to the stack.
+                // Adds referred type/uses to the stack.
                 addToPartialResolvedStack(node);
                 addToPartialResolvedStack(node);
                 /*
                 /*
                  * Check whether referred type is resolved, partially resolved
                  * Check whether referred type is resolved, partially resolved
@@ -237,8 +238,8 @@ public class YangResolutionInfo<T> {
                      */
                      */
                     if (isExternalPrefixPresent(node)) {
                     if (isExternalPrefixPresent(node)) {
                         /*
                         /*
-                         * Update the resolution type to partially resolved for all
-                         * type/uses in stack
+                         * Update the resolution type to partially resolved for
+                         * all type/uses in stack
                          */
                          */
                         updateResolutionTypeToPartial();
                         updateResolutionTypeToPartial();
                         return true;
                         return true;
@@ -246,8 +247,8 @@ public class YangResolutionInfo<T> {
                         /*
                         /*
                          * If prefix is not present it indicates intra-file
                          * If prefix is not present it indicates intra-file
                          * dependency in this case set the node back to first
                          * dependency in this case set the node back to first
-                     * child, as referred entity may appear in any order
-                     * and continue with the resolution.
+                         * child, as referred entity may appear in any order and
+                         * continue with the resolution.
                          */
                          */
                         isMoreReferenceDetected = true;
                         isMoreReferenceDetected = true;
                         return false;
                         return false;
@@ -265,26 +266,26 @@ public class YangResolutionInfo<T> {
      */
      */
     private void updateResolutionTypeToPartial() throws DataModelException {
     private void updateResolutionTypeToPartial() throws DataModelException {
         // For all entries in stack calls for the resolution in type/uses.
         // For all entries in stack calls for the resolution in type/uses.
-        for (T entity:getPartialResolvedStack()) {
+        for (T entity : getPartialResolvedStack()) {
             if (!(entity instanceof Resolvable)) {
             if (!(entity instanceof Resolvable)) {
                 throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses");
                 throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses");
             }
             }
             if (((Resolvable) entity).getResolvableStatus() == ResolvableStatus.UNRESOLVED) {
             if (((Resolvable) entity).getResolvableStatus() == ResolvableStatus.UNRESOLVED) {
-                // Set the resolution status in inside the type/uses.
+                // Sets the resolution status in inside the type/uses.
                 ((Resolvable) entity).setResolvableStatus(ResolvableStatus.PARTIALLY_RESOLVED);
                 ((Resolvable) entity).setResolvableStatus(ResolvableStatus.PARTIALLY_RESOLVED);
             }
             }
         }
         }
     }
     }
 
 
     /**
     /**
-     * Add referred type/uses to the stack and resolve the stack.
+     * Adds referred type/uses to the stack and resolve the stack.
      *
      *
      * @param node typedef/grouping node
      * @param node typedef/grouping node
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
     private void resolveStackAndAddToStack(YangNode node) throws DataModelException {
     private void resolveStackAndAddToStack(YangNode node) throws DataModelException {
         if (getEntityToResolve() instanceof YangType) {
         if (getEntityToResolve() instanceof YangType) {
-            // Add to the stack only for YANG typedef.
+            // Adds to the stack only for YANG typedef.
             getPartialResolvedStack().push((T) ((YangTypeDef) node).getDataType());
             getPartialResolvedStack().push((T) ((YangTypeDef) node).getDataType());
         }
         }
         // Don't add to stack in case of YANG grouping.
         // Don't add to stack in case of YANG grouping.
@@ -303,13 +304,13 @@ public class YangResolutionInfo<T> {
             /*
             /*
              * Checks if type is partially resolved.
              * Checks if type is partially resolved.
              */
              */
-            if (((YangType) getPartialResolvedStack().peek()).getResolvableStatus() ==
-                    ResolvableStatus.PARTIALLY_RESOLVED) {
+            if (((YangType) getPartialResolvedStack().peek())
+                    .getResolvableStatus() == ResolvableStatus.PARTIALLY_RESOLVED) {
                 return true;
                 return true;
             }
             }
         } else if (getPartialResolvedStack().peek() instanceof YangUses) {
         } else if (getPartialResolvedStack().peek() instanceof YangUses) {
-            if (((YangUses) getPartialResolvedStack().peek()).getResolvableStatus() ==
-                    ResolvableStatus.PARTIALLY_RESOLVED) {
+            if (((YangUses) getPartialResolvedStack().peek())
+                    .getResolvableStatus() == ResolvableStatus.PARTIALLY_RESOLVED) {
                 return true;
                 return true;
             }
             }
         }
         }
@@ -326,13 +327,11 @@ public class YangResolutionInfo<T> {
             /*
             /*
              * Checks if type is partially resolved.
              * Checks if type is partially resolved.
              */
              */
-            if (((YangType) getPartialResolvedStack().peek()).getResolvableStatus() ==
-                    ResolvableStatus.RESOLVED) {
+            if (((YangType) getPartialResolvedStack().peek()).getResolvableStatus() == ResolvableStatus.RESOLVED) {
                 return true;
                 return true;
             }
             }
         } else if (getPartialResolvedStack().peek() instanceof YangUses) {
         } else if (getPartialResolvedStack().peek() instanceof YangUses) {
-            if (((YangUses) getPartialResolvedStack().peek()).getResolvableStatus() ==
-                    ResolvableStatus.RESOLVED) {
+            if (((YangUses) getPartialResolvedStack().peek()).getResolvableStatus() == ResolvableStatus.RESOLVED) {
                 return true;
                 return true;
             }
             }
         }
         }
@@ -361,7 +360,6 @@ public class YangResolutionInfo<T> {
         return false;
         return false;
     }
     }
 
 
-
     /**
     /**
      * Check if node name is same as name in resolution info, i.e. name of
      * Check if node name is same as name in resolution info, i.e. name of
      * typedef/grouping is same as name of type/uses.
      * typedef/grouping is same as name of type/uses.
@@ -387,7 +385,7 @@ public class YangResolutionInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Add reference of grouping/typedef in uses/type.
+     * Adds reference of grouping/typedef in uses/type.
      *
      *
      * @param node grouping/typedef node
      * @param node grouping/typedef node
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
@@ -457,30 +455,30 @@ public class YangResolutionInfo<T> {
      */
      */
     private void resolveCompleteStack() throws DataModelException {
     private void resolveCompleteStack() throws DataModelException {
         // For all entries in stack calls for the resolution in type/uses.
         // For all entries in stack calls for the resolution in type/uses.
-        for (T entity:getPartialResolvedStack()) {
+        for (T entity : getPartialResolvedStack()) {
             if (!(entity instanceof Resolvable)) {
             if (!(entity instanceof Resolvable)) {
                 throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses");
                 throw new DataModelException("Data Model Exception: Entity to resolved is other than type/uses");
             }
             }
             ((Resolvable) entity).resolve();
             ((Resolvable) entity).resolve();
-            // Set the resolution status in inside the type/uses.
+            // Sets the resolution status in inside the type/uses.
             ((Resolvable) entity).setResolvableStatus(ResolvableStatus.RESOLVED);
             ((Resolvable) entity).setResolvableStatus(ResolvableStatus.RESOLVED);
         }
         }
         /*
         /*
-         * Set the resolution status in resolution info present in resolution
+         * Sets the resolution status in resolution info present in resolution
          * list.
          * list.
          */
          */
         setIsResolved(true);
         setIsResolved(true);
     }
     }
 
 
     /**
     /**
-     * Add to partial resolved stack.
+     * Adds to partial resolved stack.
      *
      *
      * @param node grouping/typedef node
      * @param node grouping/typedef node
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
     private void addToPartialResolvedStack(YangNode node) throws DataModelException {
     private void addToPartialResolvedStack(YangNode node) throws DataModelException {
         if (getPartialResolvedStack().peek() instanceof YangType) {
         if (getPartialResolvedStack().peek() instanceof YangType) {
-            // Add to the stack only for YANG typedef.
+            // Adds to the stack only for YANG typedef.
             getPartialResolvedStack().push((T) ((YangTypeDef) node).getDataType());
             getPartialResolvedStack().push((T) ((YangTypeDef) node).getDataType());
         } else if (getPartialResolvedStack().peek() instanceof YangUses) {
         } else if (getPartialResolvedStack().peek() instanceof YangUses) {
             getPartialResolvedStack().push((T) getUsesInGrouping(node));
             getPartialResolvedStack().push((T) getUsesInGrouping(node));
@@ -522,7 +520,7 @@ public class YangResolutionInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set prefix of imported module.
+     * Sets prefix of imported module.
      *
      *
      * @param prefix of imported module
      * @param prefix of imported module
      */
      */
@@ -540,7 +538,7 @@ public class YangResolutionInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set parsable entity to be resolved.
+     * Sets parsable entity to be resolved.
      *
      *
      * @param entityToResolve YANG entity to be resolved
      * @param entityToResolve YANG entity to be resolved
      */
      */
@@ -558,7 +556,7 @@ public class YangResolutionInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set parent YANG node holder for the entity to be resolved.
+     * Sets parent YANG node holder for the entity to be resolved.
      *
      *
      * @param holderOfEntityToResolve parent YANG node holder
      * @param holderOfEntityToResolve parent YANG node holder
      */
      */
@@ -576,7 +574,7 @@ public class YangResolutionInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set error position.
+     * Sets error position.
      *
      *
      * @param charPosition position of error
      * @param charPosition position of error
      */
      */
@@ -594,7 +592,7 @@ public class YangResolutionInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set error character position in line.
+     * Sets error character position in line.
      *
      *
      * @param lineNumber error character position in line
      * @param lineNumber error character position in line
      */
      */
@@ -612,7 +610,7 @@ public class YangResolutionInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set status of resolution.
+     * Sets status of resolution.
      *
      *
      * @param isResolved resolution status
      * @param isResolved resolution status
      */
      */
@@ -630,7 +628,7 @@ public class YangResolutionInfo<T> {
     }
     }
 
 
     /**
     /**
-     * Set stack of YANG type with partially resolved YANG construct hierarchy.
+     * Sets stack of YANG type with partially resolved YANG construct hierarchy.
      *
      *
      * @param partialResolvedStack partial resolved YANG construct stack
      * @param partialResolvedStack partial resolved YANG construct stack
      */
      */

@@ -40,7 +40,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  *                +--------------+---------+-------------+------------------+
  *                +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Maintains the information about the revision.
+ * Represents the information about the revision.
  */
  */
 public class YangRevision implements YangDesc, YangReference, Parsable {
 public class YangRevision implements YangDesc, YangReference, Parsable {
 
 
@@ -60,13 +60,13 @@ public class YangRevision implements YangDesc, YangReference, Parsable {
     private String reference;
     private String reference;
 
 
     /**
     /**
-     * Default constructor.
+     * Creates a YANG revision object.
      */
      */
     public YangRevision() {
     public YangRevision() {
     }
     }
 
 
     /**
     /**
-     * Get the revision date.
+     * Returns the revision date.
      *
      *
      * @return the revision date
      * @return the revision date
      */
      */
@@ -75,7 +75,7 @@ public class YangRevision implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the revision date.
+     * Sets the revision date.
      *
      *
      * @param revDate the revision date to set
      * @param revDate the revision date to set
      */
      */
@@ -84,7 +84,7 @@ public class YangRevision implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -94,7 +94,7 @@ public class YangRevision implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -104,7 +104,7 @@ public class YangRevision implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -114,7 +114,7 @@ public class YangRevision implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -134,7 +134,7 @@ public class YangRevision implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -145,7 +145,7 @@ public class YangRevision implements YangDesc, YangReference, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -54,7 +54,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.detectCol
  */
  */
 
 
 /**
 /**
- * Data model node to maintain information defined in YANG rpc.
+ * Represents data model node to maintain information defined in YANG rpc.
  */
  */
 public class YangRpc extends YangNode implements YangCommonInfo, Parsable,
 public class YangRpc extends YangNode implements YangCommonInfo, Parsable,
         CollisionDetector {
         CollisionDetector {

@@ -18,15 +18,16 @@ package org.onosproject.yangutils.datamodel;
  * translator processing of status.
  * translator processing of status.
  */
  */
 public interface YangStatus {
 public interface YangStatus {
+
     /**
     /**
-     * Get the status.
+     * Returns the status.
      *
      *
      * @return the status
      * @return the status
      */
      */
     YangStatusType getStatus();
     YangStatusType getStatus();
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */

@@ -25,7 +25,7 @@ import java.math.BigInteger;
  *
  *
  */
  */
 /**
 /**
- * The restriction for string data type.
+ * Represents the restriction for string data type.
  */
  */
 public class YangStringRestriction {
 public class YangStringRestriction {
 
 
@@ -75,51 +75,51 @@ public class YangStringRestriction {
     private YangPatternRestriction patternRestriction;
     private YangPatternRestriction patternRestriction;
 
 
     /**
     /**
-     * Default constructor.
+     * Creates a YANG string restriction object.
      */
      */
     public YangStringRestriction() {
     public YangStringRestriction() {
     }
     }
 
 
     /**
     /**
-     * Get the length restriction on the string data.
+     * Returns the length restriction on the string data.
      *
      *
-     * @return length restriction on the string data.
+     * @return length restriction on the string data
      */
      */
     public YangRangeRestriction<BigInteger> getLengthRestriction() {
     public YangRangeRestriction<BigInteger> getLengthRestriction() {
         return lengthRestriction;
         return lengthRestriction;
     }
     }
 
 
     /**
     /**
-     * Set the length restriction on the string data.
+     * Sets the length restriction on the string data.
      *
      *
-     * @param lengthRestriction length restriction on the string data.
+     * @param lengthRestriction length restriction on the string data
      */
      */
     public void setLengthRestriction(YangRangeRestriction<BigInteger> lengthRestriction) {
     public void setLengthRestriction(YangRangeRestriction<BigInteger> lengthRestriction) {
         this.lengthRestriction = lengthRestriction;
         this.lengthRestriction = lengthRestriction;
     }
     }
 
 
     /**
     /**
-     * Get the pattern restriction for the type.
+     * Returns the pattern restriction for the type.
      *
      *
-     * @return pattern restriction for the type.
+     * @return pattern restriction for the type
      */
      */
     public YangPatternRestriction getPatternRestriction() {
     public YangPatternRestriction getPatternRestriction() {
         return patternRestriction;
         return patternRestriction;
     }
     }
 
 
     /**
     /**
-     * Set the pattern restriction for the type.
+     * Sets the pattern restriction for the type.
      *
      *
-     * @param patternRestriction pattern restriction for the type.
+     * @param patternRestriction pattern restriction for the type
      */
      */
     private void setPatternRestriction(YangPatternRestriction patternRestriction) {
     private void setPatternRestriction(YangPatternRestriction patternRestriction) {
         this.patternRestriction = patternRestriction;
         this.patternRestriction = patternRestriction;
     }
     }
 
 
     /**
     /**
-     * Add a new pattern restriction for the type.
+     * Adds a new pattern restriction for the type.
      *
      *
-     * @param newPattern new pattern restriction for the type.
+     * @param newPattern new pattern restriction for the type
      */
      */
     public void addPattern(String newPattern) {
     public void addPattern(String newPattern) {
         if (getPatternRestriction() == null) {
         if (getPatternRestriction() == null) {

@@ -17,6 +17,7 @@ package org.onosproject.yangutils.datamodel;
 
 
 import java.util.LinkedList;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.List;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
@@ -72,7 +73,7 @@ import static org.onosproject.yangutils.datamodel.utils.DataModelUtils.resolveLi
  *                +--------------+---------+-------------+------------------+
  *                +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Data model node to maintain information defined in YANG sub-module.
+ * Represents data model node to maintain information defined in YANG sub-module.
  */
  */
 public class YangSubModule extends YangNode
 public class YangSubModule extends YangNode
         implements YangLeavesHolder, YangDesc, YangReference, Parsable, CollisionDetector, HasResolutionInfo {
         implements YangLeavesHolder, YangDesc, YangReference, Parsable, CollisionDetector, HasResolutionInfo {
@@ -183,7 +184,7 @@ public class YangSubModule extends YangNode
      */
      */
     private List<YangResolutionInfo> unresolvedResolutionList;
     private List<YangResolutionInfo> unresolvedResolutionList;
     /**
     /**
-     * Create a sub module node.
+     * Creates a sub module node.
      */
      */
     public YangSubModule() {
     public YangSubModule() {
         super(YangNodeType.SUB_MODULE_NODE);
         super(YangNodeType.SUB_MODULE_NODE);
@@ -195,7 +196,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the YANG name of the sub module.
+     * Returns the YANG name of the sub module.
      *
      *
      * @return YANG name of the sub module
      * @return YANG name of the sub module
      */
      */
@@ -205,7 +206,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set YANG name of the sub module.
+     * Sets YANG name of the sub module.
      *
      *
      * @param subModuleName YANG name of the sub module
      * @param subModuleName YANG name of the sub module
      */
      */
@@ -215,7 +216,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the module info.
+     * Returns the module info.
      *
      *
      * @return the belongs to info
      * @return the belongs to info
      */
      */
@@ -224,7 +225,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the module info.
+     * Sets the module info.
      *
      *
      * @param belongsTo module info to set
      * @param belongsTo module info to set
      */
      */
@@ -233,7 +234,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the contact.
+     * Returns the contact.
      *
      *
      * @return the contact
      * @return the contact
      */
      */
@@ -242,7 +243,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the contact.
+     * Sets the contact.
      *
      *
      * @param contact the contact to set
      * @param contact the contact to set
      */
      */
@@ -251,7 +252,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the description.
+     * Returns the description.
      *
      *
      * @return the description
      * @return the description
      */
      */
@@ -261,7 +262,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -271,7 +272,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of imported modules.
+     * Returns the list of imported modules.
      *
      *
      * @return the list of imported modules
      * @return the list of imported modules
      */
      */
@@ -280,7 +281,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add the imported module information to the import list.
+     * Adds the imported module information to the import list.
      *
      *
      * @param importedModule module being imported
      * @param importedModule module being imported
      */
      */
@@ -294,7 +295,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of included sub modules.
+     * Returns the list of included sub modules.
      *
      *
      * @return the included list of sub modules
      * @return the included list of sub modules
      */
      */
@@ -303,7 +304,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add the included sub module information to the include list.
+     * Returns the included sub module information to the include list.
      *
      *
      * @param includeModule submodule being included
      * @param includeModule submodule being included
      */
      */
@@ -335,7 +336,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaves.
+     * Returns the list of leaves.
      *
      *
      * @return the list of leaves
      * @return the list of leaves
      */
      */
@@ -345,7 +346,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf.
+     * Adds a leaf.
      *
      *
      * @param leaf the leaf to be added
      * @param leaf the leaf to be added
      */
      */
@@ -355,7 +356,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the list of leaf-list.
+     * Returns the list of leaf-list.
      *
      *
      * @return the list of leaf-list
      * @return the list of leaf-list
      */
      */
@@ -365,7 +366,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Add a leaf-list.
+     * Adds a leaf-list.
      *
      *
      * @param leafList the leaf-list to be added
      * @param leafList the leaf-list to be added
      */
      */
@@ -375,7 +376,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the sub-modules organization.
+     * Returns the sub-modules organization.
      *
      *
      * @return the organization
      * @return the organization
      */
      */
@@ -384,7 +385,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the sub-modules organization.
+     * Sets the sub-modules organization.
      *
      *
      * @param org the organization to set
      * @param org the organization to set
      */
      */
@@ -393,7 +394,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the textual reference.
+     * Returns the textual reference.
      *
      *
      * @return the reference
      * @return the reference
      */
      */
@@ -403,7 +404,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -413,7 +414,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the revision.
+     * Returns the revision.
      *
      *
      * @return the revision
      * @return the revision
      */
      */
@@ -422,7 +423,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the revision.
+     * Sets the revision.
      *
      *
      * @param revision the revision to set
      * @param revision the revision to set
      */
      */
@@ -431,7 +432,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Get the version.
+     * Returns the version.
      *
      *
      * @return the version
      * @return the version
      */
      */
@@ -440,7 +441,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Set the version.
+     * Sets the version.
      *
      *
      * @param version the version to set
      * @param version the version to set
      */
      */
@@ -459,7 +460,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -469,7 +470,7 @@ public class YangSubModule extends YangNode
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -45,7 +45,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  */
  */
 
 
 /**
 /**
- * Maintains the data type information.
+ * Represents the data type information.
  *
  *
  * @param <T> YANG data type info
  * @param <T> YANG data type info
  */
  */
@@ -94,7 +94,7 @@ public class YangType<T> implements Parsable, Resolvable {
     private ResolvableStatus resolvableStatus;
     private ResolvableStatus resolvableStatus;
 
 
     /**
     /**
-     * Default constructor.
+     * Creates a YANG type object.
      */
      */
     public YangType() {
     public YangType() {
 
 
@@ -112,7 +112,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Set prefix associated with data type name.
+     * Sets prefix associated with data type name.
      *
      *
      * @param prefix prefix associated with data type name
      * @param prefix prefix associated with data type name
      */
      */
@@ -121,7 +121,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Get the name of data type.
+     * Returns the name of data type.
      *
      *
      * @return the name of data type
      * @return the name of data type
      */
      */
@@ -130,7 +130,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Set the name of the data type.
+     * Sets the name of the data type.
      *
      *
      * @param typeName the name to set
      * @param typeName the name to set
      */
      */
@@ -139,7 +139,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Get the Java package where the type is defined.
+     * Returns the Java package where the type is defined.
      *
      *
      * @return Java package where the type is defined
      * @return Java package where the type is defined
      */
      */
@@ -148,7 +148,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Set Java package where the type is defined.
+     * Sets Java package where the type is defined.
      *
      *
      * @param javaPackage Java package where the type is defined
      * @param javaPackage Java package where the type is defined
      */
      */
@@ -157,7 +157,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Get the type of data.
+     * Returns the type of data.
      *
      *
      * @return the data type
      * @return the data type
      */
      */
@@ -166,7 +166,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Set the type of data.
+     * Sets the type of data.
      *
      *
      * @param dataType data type
      * @param dataType data type
      */
      */
@@ -175,7 +175,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Get the data type meta data.
+     * Returns the data type meta data.
      *
      *
      * @return the data type meta data
      * @return the data type meta data
      */
      */
@@ -184,7 +184,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Set the data type meta data.
+     * Sets the data type meta data.
      *
      *
      * @param dataTypeInfo the meta data to set
      * @param dataTypeInfo the meta data to set
      */
      */
@@ -202,7 +202,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Set node identifier.
+     * Sets node identifier.
      *
      *
      * @param nodeIdentifier the node identifier
      * @param nodeIdentifier the node identifier
      */
      */
@@ -220,7 +220,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Set effective built-in type.
+     * Sets effective built-in type.
      *
      *
      * @param effectiveBuiltInType effective built-in type
      * @param effectiveBuiltInType effective built-in type
      */
      */
@@ -238,7 +238,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Set effective pattern restriction.
+     * Sets effective pattern restriction.
      *
      *
      * @param effectivePatternRestriction effective pattern restriction
      * @param effectivePatternRestriction effective pattern restriction
      */
      */
@@ -257,7 +257,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -268,7 +268,7 @@ public class YangType<T> implements Parsable, Resolvable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */

@@ -49,7 +49,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  *                +--------------+---------+-------------+------------------+
  *                +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Data model node to maintain information defined in YANG typedef.
+ * Represents data model node to maintain information defined in YANG typedef.
  */
  */
 public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
 public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
 
 
@@ -90,7 +90,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     private String units;
     private String units;
 
 
     /**
     /**
-     * Create a typedef node.
+     * Creates a typedef node.
      */
      */
     public YangTypeDef() {
     public YangTypeDef() {
         super(YangNodeType.TYPEDEF_NODE);
         super(YangNodeType.TYPEDEF_NODE);
@@ -106,7 +106,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the default value.
+     * Sets the default value.
      *
      *
      * @param defaultValueInString the default value
      * @param defaultValueInString the default value
      */
      */
@@ -125,7 +125,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -145,7 +145,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -165,7 +165,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -184,7 +184,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the data type.
+     * Sets the data type.
      *
      *
      * @param dataType the data type
      * @param dataType the data type
      */
      */
@@ -202,7 +202,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the unit.
+     * Sets the unit.
      *
      *
      * @param units the units to set
      * @param units the units to set
      */
      */
@@ -221,7 +221,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -231,7 +231,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -251,7 +251,7 @@ public class YangTypeDef extends YangNode implements YangCommonInfo, Parsable {
     }
     }
 
 
     /**
     /**
-     * Set YANG name of the typedef.
+     * Sets YANG name of the typedef.
      *
      *
      * @param name YANG name of the typedef
      * @param name YANG name of the typedef
      */
      */

@@ -16,13 +16,13 @@
 
 
 package org.onosproject.yangutils.datamodel;
 package org.onosproject.yangutils.datamodel;
 
 
+import java.util.LinkedList;
+import java.util.List;
+
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
 
 
-import java.util.LinkedList;
-import java.util.List;
-
 /*
 /*
  * Reference RFC 6020.
  * Reference RFC 6020.
  *
  *
@@ -46,7 +46,7 @@ import java.util.List;
  */
  */
 
 
 /**
 /**
- * Data model node to maintain information defined in YANG union.
+ * Represents data model node to maintain information defined in YANG union.
  */
  */
 public class YangUnion implements Parsable {
 public class YangUnion implements Parsable {
 
 
@@ -57,7 +57,7 @@ public class YangUnion implements Parsable {
     private String unionName;
     private String unionName;
 
 
     /**
     /**
-     * Create a YANG union node.
+     * Creates a YANG union node.
      */
      */
     public YangUnion() {
     public YangUnion() {
         typeList = new LinkedList<>();
         typeList = new LinkedList<>();
@@ -82,7 +82,7 @@ public class YangUnion implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the list of YANG type.
+     * Sets the list of YANG type.
      *
      *
      * @param typeList list of YANG type.
      * @param typeList list of YANG type.
      */
      */
@@ -91,7 +91,7 @@ public class YangUnion implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Add YANG type to type list.
+     * Adds YANG type to type list.
      *
      *
      * @param yangType YANG type to be added to list
      * @param yangType YANG type to be added to list
      * @throws DataModelException union member type must not be one of the
      * @throws DataModelException union member type must not be one of the
@@ -106,7 +106,7 @@ public class YangUnion implements Parsable {
     }
     }
 
 
     /**
     /**
-     * Set the union name.
+     * Sets the union name.
      *
      *
      * @param unionName name of the union.
      * @param unionName name of the union.
      */
      */

@@ -49,8 +49,7 @@ import org.onosproject.yangutils.utils.YangConstructType;
  *                +--------------+---------+-------------+------------------+
  *                +--------------+---------+-------------+------------------+
  */
  */
 /**
 /**
- * Data model node to maintain information defined in YANG uses.
- *
+ * Represents data model node to maintain information defined in YANG uses.
  */
  */
 public class YangUses extends YangNode implements YangCommonInfo, Parsable, Resolvable {
 public class YangUses extends YangNode implements YangCommonInfo, Parsable, Resolvable {
 
 
@@ -88,7 +87,7 @@ public class YangUses extends YangNode implements YangCommonInfo, Parsable, Reso
     private ResolvableStatus resolvableStatus;
     private ResolvableStatus resolvableStatus;
 
 
     /**
     /**
-     * Create an YANG uses node.
+     * Creates an YANG uses node.
      */
      */
     public YangUses() {
     public YangUses() {
         super(YangNodeType.USES_NODE);
         super(YangNodeType.USES_NODE);
@@ -106,7 +105,7 @@ public class YangUses extends YangNode implements YangCommonInfo, Parsable, Reso
     }
     }
 
 
     /**
     /**
-     * Set the referred group.
+     * Sets the referred group.
      *
      *
      * @param refGroup the referred group
      * @param refGroup the referred group
      */
      */
@@ -125,7 +124,7 @@ public class YangUses extends YangNode implements YangCommonInfo, Parsable, Reso
     }
     }
 
 
     /**
     /**
-     * Set the description.
+     * Sets the description.
      *
      *
      * @param description set the description
      * @param description set the description
      */
      */
@@ -145,7 +144,7 @@ public class YangUses extends YangNode implements YangCommonInfo, Parsable, Reso
     }
     }
 
 
     /**
     /**
-     * Set the textual reference.
+     * Sets the textual reference.
      *
      *
      * @param reference the reference to set
      * @param reference the reference to set
      */
      */
@@ -165,7 +164,7 @@ public class YangUses extends YangNode implements YangCommonInfo, Parsable, Reso
     }
     }
 
 
     /**
     /**
-     * Set the status.
+     * Sets the status.
      *
      *
      * @param status the status to set
      * @param status the status to set
      */
      */
@@ -185,7 +184,7 @@ public class YangUses extends YangNode implements YangCommonInfo, Parsable, Reso
     }
     }
 
 
     /**
     /**
-     * Validate the data on entering the corresponding parse tree node.
+     * Validates the data on entering the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -195,7 +194,7 @@ public class YangUses extends YangNode implements YangCommonInfo, Parsable, Reso
     }
     }
 
 
     /**
     /**
-     * Validate the data on exiting the corresponding parse tree node.
+     * Validates the data on exiting the corresponding parse tree node.
      *
      *
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
@@ -224,7 +223,7 @@ public class YangUses extends YangNode implements YangCommonInfo, Parsable, Reso
     }
     }
 
 
     /**
     /**
-     * Set node identifier.
+     * Sets node identifier.
      *
      *
      * @param nodeIdentifier the node identifier
      * @param nodeIdentifier the node identifier
      */
      */

@@ -16,7 +16,7 @@
 package org.onosproject.yangutils.datamodel.exceptions;
 package org.onosproject.yangutils.datamodel.exceptions;
 
 
 /**
 /**
- * Base class for exceptions in data model operations.
+ * Represents base class for exceptions in data model operations.
  */
  */
 public class DataModelException extends Exception {
 public class DataModelException extends Exception {
 
 
@@ -25,7 +25,7 @@ public class DataModelException extends Exception {
     private int charPositionInLine;
     private int charPositionInLine;
 
 
     /**
     /**
-     * Constructor to create a data model exception with message.
+     * Creates a data model exception with message.
      *
      *
      * @param message the detail of exception in string
      * @param message the detail of exception in string
      */
      */
@@ -34,7 +34,7 @@ public class DataModelException extends Exception {
     }
     }
 
 
     /**
     /**
-     * Constructor to create exception from message and cause.
+     * Creates exception from message and cause.
      *
      *
      * @param message the detail of exception in string
      * @param message the detail of exception in string
      * @param cause underlying cause of the error
      * @param cause underlying cause of the error
@@ -44,7 +44,7 @@ public class DataModelException extends Exception {
     }
     }
 
 
     /**
     /**
-     * Constructor to create exception from cause.
+     * Creates exception from cause.
      *
      *
      * @param cause underlying cause of the error
      * @param cause underlying cause of the error
      */
      */

@@ -17,6 +17,7 @@
 package org.onosproject.yangutils.datamodel.utils;
 package org.onosproject.yangutils.datamodel.utils;
 
 
 import java.util.List;
 import java.util.List;
+
 import org.onosproject.yangutils.datamodel.CollisionDetector;
 import org.onosproject.yangutils.datamodel.CollisionDetector;
 import org.onosproject.yangutils.datamodel.HasResolutionInfo;
 import org.onosproject.yangutils.datamodel.HasResolutionInfo;
 import org.onosproject.yangutils.datamodel.YangLeaf;
 import org.onosproject.yangutils.datamodel.YangLeaf;
@@ -28,7 +29,7 @@ import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.utils.YangConstructType;
 import org.onosproject.yangutils.utils.YangConstructType;
 
 
 /**
 /**
- * Utilities for data model tree.
+ * Represents utilities for data model tree.
  */
  */
 public final class DataModelUtils {
 public final class DataModelUtils {
 
 
@@ -49,6 +50,7 @@ public final class DataModelUtils {
      */
      */
     public static void detectCollidingChildUtil(String identifierName, YangConstructType dataType, YangNode node)
     public static void detectCollidingChildUtil(String identifierName, YangConstructType dataType, YangNode node)
             throws DataModelException {
             throws DataModelException {
+
         if (dataType == YangConstructType.LEAF_DATA) {
         if (dataType == YangConstructType.LEAF_DATA) {
             YangLeavesHolder leavesHolder = (YangLeavesHolder) node;
             YangLeavesHolder leavesHolder = (YangLeavesHolder) node;
             if (leavesHolder.getListOfLeaf() != null) {
             if (leavesHolder.getListOfLeaf() != null) {
@@ -78,8 +80,9 @@ public final class DataModelUtils {
      *            checked
      *            checked
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
-    private static void detectCollidingLeaf(YangLeavesHolder leavesHolder, String identifierName) throws
-            DataModelException {
+    private static void detectCollidingLeaf(YangLeavesHolder leavesHolder, String identifierName)
+            throws DataModelException {
+
         for (YangLeaf leaf : leavesHolder.getListOfLeaf()) {
         for (YangLeaf leaf : leavesHolder.getListOfLeaf()) {
             if (leaf.getLeafName().equals(identifierName)) {
             if (leaf.getLeafName().equals(identifierName)) {
                 throw new DataModelException("YANG file error: Duplicate input identifier detected, same as leaf \""
                 throw new DataModelException("YANG file error: Duplicate input identifier detected, same as leaf \""
@@ -96,8 +99,9 @@ public final class DataModelUtils {
      *            checked
      *            checked
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
-    private static void detectCollidingLeafList(YangLeavesHolder leavesHolder, String identifierName) throws
-            DataModelException {
+    private static void detectCollidingLeafList(YangLeavesHolder leavesHolder, String identifierName)
+            throws DataModelException {
+
         for (YangLeafList leafList : leavesHolder.getListOfLeafList()) {
         for (YangLeafList leafList : leavesHolder.getListOfLeafList()) {
             if (leafList.getLeafName().equals(identifierName)) {
             if (leafList.getLeafName().equals(identifierName)) {
                 throw new DataModelException("YANG file error: Duplicate input identifier detected, same as leaf " +
                 throw new DataModelException("YANG file error: Duplicate input identifier detected, same as leaf " +
@@ -114,6 +118,7 @@ public final class DataModelUtils {
      * @throws DataModelException a violation of data model rules
      * @throws DataModelException a violation of data model rules
      */
      */
     public static void addResolutionInfo(YangResolutionInfo resolutionInfo) throws DataModelException {
     public static void addResolutionInfo(YangResolutionInfo resolutionInfo) throws DataModelException {
+
         /* get the module node to add maintain the list of nested reference */
         /* get the module node to add maintain the list of nested reference */
         YangNode curNode = resolutionInfo.getHolderOfEntityToResolve();
         YangNode curNode = resolutionInfo.getHolderOfEntityToResolve();
         while (!(curNode instanceof HasResolutionInfo)) {
         while (!(curNode instanceof HasResolutionInfo)) {
@@ -136,6 +141,7 @@ public final class DataModelUtils {
     public static void resolveLinkingForResolutionList(List<YangResolutionInfo> resolutionList,
     public static void resolveLinkingForResolutionList(List<YangResolutionInfo> resolutionList,
             HasResolutionInfo resolutionInfoNode)
             HasResolutionInfo resolutionInfoNode)
             throws DataModelException {
             throws DataModelException {
+
         for (YangResolutionInfo resolutionInfo : resolutionList) {
         for (YangResolutionInfo resolutionInfo : resolutionList) {
             if (resolutionInfo.getPrefix() == null ||
             if (resolutionInfo.getPrefix() == null ||
                     resolutionInfo.getPrefix().equals(resolutionInfoNode.getPrefix())) {
                     resolutionInfo.getPrefix().equals(resolutionInfoNode.getPrefix())) {

@@ -16,7 +16,7 @@
 package org.onosproject.yangutils.datamodel.utils;
 package org.onosproject.yangutils.datamodel.utils;
 
 
 /**
 /**
- * The target language in which the YANG information is modeled.
+ * Represents the target language in which the YANG information is modeled.
  */
  */
 public enum GeneratedLanguage {
 public enum GeneratedLanguage {
     /**
     /**

@@ -46,12 +46,12 @@ import org.onosproject.yangutils.translator.tojava.javamodel.YangJavaOutput;
 import org.onosproject.yangutils.translator.exception.TranslatorException;
 import org.onosproject.yangutils.translator.exception.TranslatorException;
 
 
 /**
 /**
- * Factory to create data model objects based on the target file type.
+ *Represents factory to create data model objects based on the target file type.
  */
  */
 public final class YangDataModelFactory {
 public final class YangDataModelFactory {
 
 
     /**
     /**
-     * Utility class, hence private to prevent creating objects.
+     * Creates a YANG data model factory object.
      */
      */
     private YangDataModelFactory() {
     private YangDataModelFactory() {
     }
     }
@@ -75,7 +75,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -93,7 +93,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -111,7 +111,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -129,7 +129,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -147,7 +147,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -165,7 +165,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -183,7 +183,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -201,7 +201,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -219,7 +219,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -237,7 +237,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -255,7 +255,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -273,7 +273,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated
@@ -291,7 +291,7 @@ public final class YangDataModelFactory {
     }
     }
 
 
     /**
     /**
-     * Based on the target language generate the inherited data model node.
+     * Returns based on the target language generate the inherited data model node.
      *
      *
      * @param targetLanguage target language in which YANG mapping needs to be
      * @param targetLanguage target language in which YANG mapping needs to be
      *            generated
      *            generated

@@ -25,14 +25,14 @@ import org.onosproject.yangutils.utils.YangConstructType;
 public interface Parsable {
 public interface Parsable {
 
 
     /**
     /**
-     * Get the type of YANG construct data.
+     * Returns the type of YANG construct data.
      *
      *
      * @return the type of YANG construct data.
      * @return the type of YANG construct data.
      */
      */
     YangConstructType getYangConstructType();
     YangConstructType getYangConstructType();
 
 
     /**
     /**
-     * Check if the node is valid as per YANG grammar's syntax and semantics.
+     * Checks if the node is valid as per YANG grammar's syntax and semantics.
      * This validation will be performed on entering the node in traversal
      * This validation will be performed on entering the node in traversal
      *
      *
      * @throws DataModelException if there is any violation of the YANG rules
      * @throws DataModelException if there is any violation of the YANG rules
@@ -41,7 +41,7 @@ public interface Parsable {
     void validateDataOnEntry() throws DataModelException;
     void validateDataOnEntry() throws DataModelException;
 
 
     /**
     /**
-     * Check if the node is valid as per YANG grammar's syntax and semantics.
+     * Checks if the node is valid as per YANG grammar's syntax and semantics.
      * This validation will be performed on exiting the node in traversal
      * This validation will be performed on exiting the node in traversal
      *
      *
      * @throws DataModelException if there is any violation of the YANG rules
      * @throws DataModelException if there is any violation of the YANG rules

@@ -16,18 +16,18 @@
 
 
 package org.onosproject.yangutils.parser;
 package org.onosproject.yangutils.parser;
 
 
+import java.io.IOException;
+
 import org.onosproject.yangutils.datamodel.YangNode;
 import org.onosproject.yangutils.datamodel.YangNode;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 
 
-import java.io.IOException;
-
 /**
 /**
  * Abstraction of entity which provides parser service of YANG files for yangutils-maven-plugin.
  * Abstraction of entity which provides parser service of YANG files for yangutils-maven-plugin.
  */
  */
 public interface YangUtilsParser {
 public interface YangUtilsParser {
 
 
     /**
     /**
-     * It is an entry function to initiate the YANG file parsing.
+     * Returns the data model node. It is an entry function to initiate the YANG file parsing.
      *
      *
      * @param file input YANG file
      * @param file input YANG file
      * @return YangNode root node of the data model tree
      * @return YangNode root node of the data model tree

@@ -22,9 +22,10 @@ package org.onosproject.yangutils.parser.antlrgencode;
 import org.antlr.v4.runtime.tree.ParseTreeListener;
 import org.antlr.v4.runtime.tree.ParseTreeListener;
 
 
 /**
 /**
- * ANTLR interfaces to be implemented by listener to traverse the parse tree.
+ * Represents ANTLR interfaces to be implemented by listener to traverse the parse tree.
  */
  */
 public interface GeneratedYangListener extends ParseTreeListener {
 public interface GeneratedYangListener extends ParseTreeListener {
+
     /**
     /**
      * Enter a parse tree produced by GeneratedYangParser for grammar rule
      * Enter a parse tree produced by GeneratedYangParser for grammar rule
      * yangfile.
      * yangfile.

@@ -17,7 +17,7 @@
 package org.onosproject.yangutils.parser.exceptions;
 package org.onosproject.yangutils.parser.exceptions;
 
 
 /**
 /**
- * Base class for exceptions in parser operations.
+ * Represents base class for exceptions in parser operations.
  */
  */
 public class ParserException extends RuntimeException {
 public class ParserException extends RuntimeException {
 
 
@@ -27,7 +27,7 @@ public class ParserException extends RuntimeException {
     private String fileName;
     private String fileName;
 
 
     /**
     /**
-     * Create a new parser exception.
+     * Creates a new parser exception.
      */
      */
     public ParserException() {
     public ParserException() {
         super();
         super();

@@ -75,7 +75,7 @@ import org.onosproject.yangutils.parser.impl.listeners.ValueListener;
 import org.onosproject.yangutils.parser.impl.listeners.VersionListener;
 import org.onosproject.yangutils.parser.impl.listeners.VersionListener;
 
 
 /**
 /**
- * ANTLR generates a parse-tree listener interface that responds to events
+ * Represents ANTLR generates parse-tree. ANTLR generates a parse-tree listener interface that responds to events
  * triggered by the built-in tree walker. The methods in listener are just
  * triggered by the built-in tree walker. The methods in listener are just
  * callbacks. This class implements listener interface and generates the
  * callbacks. This class implements listener interface and generates the
  * corresponding data model tree.
  * corresponding data model tree.

@@ -31,7 +31,7 @@ import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.impl.parserutils.ParseTreeErrorListener;
 import org.onosproject.yangutils.parser.impl.parserutils.ParseTreeErrorListener;
 
 
 /**
 /**
- * Manages file parsing, parse tree creation and data model tree creation
+ * Represents file parsing, parse tree creation and data model tree creation
  * corresponding to an input YANG file.
  * corresponding to an input YANG file.
  */
  */
 public class YangUtilsParserManager implements YangUtilsParser {
 public class YangUtilsParserManager implements YangUtilsParser {

@@ -22,6 +22,7 @@ import org.onosproject.yangutils.datamodel.YangSubModule;
 import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
+
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.EXIT;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.EXIT;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
@@ -41,7 +42,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.YANGBASE_DATA;
  */
  */
 
 
 /**
 /**
- * Implements call back function corresponding to the "base rule" defined in
+ * Representation of call back function corresponding to the "base rule" defined in
  * ANTLR grammar file.
  * ANTLR grammar file.
  */
  */
 public final class BaseFileListener {
 public final class BaseFileListener {

@@ -57,7 +57,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.BELONGS_TO_DATA;
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the
+ * Represents listener based call back function corresponding to the
  * "belongs to" rule defined in ANTLR grammar file for corresponding ABNF rule
  * "belongs to" rule defined in ANTLR grammar file for corresponding ABNF rule
  * in RFC 6020.
  * in RFC 6020.
  */
  */

@@ -82,7 +82,7 @@ import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorTyp
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "bit"
+ * Represents listener based call back function corresponding to the "bit"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class BitListener {
 public final class BitListener {

@@ -61,7 +61,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.BITS_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.TYPE_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.TYPE_DATA;
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "bits" rule
+ * Represents listener based call back function corresponding to the "bits" rule
  * defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class BitsListener {
 public final class BitsListener {

@@ -67,7 +67,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.WHEN_DATA;
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "case" rule
+ * Represents listener based call back function corresponding to the "case" rule
  * defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class CaseListener {
 public final class CaseListener {

@@ -86,7 +86,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.WHEN_DATA;
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "choice"
+ * Represents listener based call back function corresponding to the "choice"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class ChoiceListener {
 public final class ChoiceListener {

@@ -49,7 +49,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.CONFIG_DATA;
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "config"
+ * Represents listener based call back function corresponding to the "config"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class ConfigListener {
 public final class ConfigListener {

@@ -23,12 +23,12 @@ import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 
 
-import static org.onosproject.yangutils.utils.YangConstructType.CONTACT_DATA;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.INVALID_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.INVALID_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
+import static org.onosproject.yangutils.utils.YangConstructType.CONTACT_DATA;
 
 
 /*
 /*
  * Reference: RFC6020 and YANG ANTLR Grammar
  * Reference: RFC6020 and YANG ANTLR Grammar
@@ -71,7 +71,7 @@ import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidati
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "contact"
+ * Represents listener based call back function corresponding to the "contact"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class ContactListener {
 public final class ContactListener {

@@ -16,15 +16,15 @@
 
 
 package org.onosproject.yangutils.parser.impl.listeners;
 package org.onosproject.yangutils.parser.impl.listeners;
 
 
+import org.onosproject.yangutils.datamodel.YangAugment;
 import org.onosproject.yangutils.datamodel.YangCase;
 import org.onosproject.yangutils.datamodel.YangCase;
 import org.onosproject.yangutils.datamodel.YangContainer;
 import org.onosproject.yangutils.datamodel.YangContainer;
+import org.onosproject.yangutils.datamodel.YangInput;
 import org.onosproject.yangutils.datamodel.YangList;
 import org.onosproject.yangutils.datamodel.YangList;
 import org.onosproject.yangutils.datamodel.YangModule;
 import org.onosproject.yangutils.datamodel.YangModule;
 import org.onosproject.yangutils.datamodel.YangNode;
 import org.onosproject.yangutils.datamodel.YangNode;
 import org.onosproject.yangutils.datamodel.YangNotification;
 import org.onosproject.yangutils.datamodel.YangNotification;
-import org.onosproject.yangutils.datamodel.YangInput;
 import org.onosproject.yangutils.datamodel.YangOutput;
 import org.onosproject.yangutils.datamodel.YangOutput;
-import org.onosproject.yangutils.datamodel.YangAugment;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
@@ -83,7 +83,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.STATUS_DATA;
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "container"
+ * Represents listener based call back function corresponding to the "container"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class ContainerListener {
 public final class ContainerListener {

@@ -45,7 +45,6 @@ import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 
 
-
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.INVALID_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.INVALID_HOLDER;
@@ -54,7 +53,7 @@ import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidati
 import static org.onosproject.yangutils.utils.YangConstructType.DEFAULT_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.DEFAULT_DATA;
 
 
 /**
 /**
- * Listener implementation for default YANG statement.
+ * Represents listener for default YANG statement.
  */
  */
 public final class DefaultListener {
 public final class DefaultListener {
 
 

@@ -22,12 +22,12 @@ import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 
 
-import static org.onosproject.yangutils.utils.YangConstructType.DESCRIPTION_DATA;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.INVALID_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.INVALID_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
+import static org.onosproject.yangutils.utils.YangConstructType.DESCRIPTION_DATA;
 
 
 /*
 /*
  * Reference: RFC6020 and YANG ANTLR Grammar
  * Reference: RFC6020 and YANG ANTLR Grammar
@@ -40,7 +40,7 @@ import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidati
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "description"
+ * Represents listener based call back function corresponding to the "description"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class DescriptionListener {
 public final class DescriptionListener {

@@ -64,10 +64,10 @@ import org.onosproject.yangutils.datamodel.YangEnum;
 import org.onosproject.yangutils.datamodel.YangEnumeration;
 import org.onosproject.yangutils.datamodel.YangEnumeration;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.datamodel.exceptions.DataModelException;
 import org.onosproject.yangutils.parser.Parsable;
 import org.onosproject.yangutils.parser.Parsable;
-import static org.onosproject.yangutils.utils.YangConstructType.ENUM_DATA;
 import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
+
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.EXIT;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.EXIT;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructExtendedListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructExtendedListenerErrorMessage;
@@ -77,9 +77,10 @@ import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorTyp
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_CURRENT_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_CURRENT_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
+import static org.onosproject.yangutils.utils.YangConstructType.ENUM_DATA;
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "enum" rule
+ * Represents listener based call back function corresponding to the "enum" rule
  * defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class EnumListener {
 public final class EnumListener {

@@ -62,7 +62,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.ENUMERATION_DATA
 import static org.onosproject.yangutils.utils.YangConstructType.TYPE_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.TYPE_DATA;
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the
+ * Represents listener based call back function corresponding to the
  * "enumeration" rule defined in ANTLR grammar file for corresponding ABNF rule
  * "enumeration" rule defined in ANTLR grammar file for corresponding ABNF rule
  * in RFC 6020.
  * in RFC 6020.
  */
  */

@@ -53,7 +53,6 @@ import static org.onosproject.yangutils.utils.YangConstructType.REFERENCE_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.STATUS_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.STATUS_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.TYPEDEF_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.TYPEDEF_DATA;
 
 
-
 /*
 /*
  * Reference: RFC6020 and YANG ANTLR Grammar
  * Reference: RFC6020 and YANG ANTLR Grammar
  *
  *
@@ -77,7 +76,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.TYPEDEF_DATA;
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "grouping"
+ * Represents listener based call back function corresponding to the "grouping"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class GroupingListener {
 public final class GroupingListener {

@@ -24,13 +24,13 @@ import org.onosproject.yangutils.parser.antlrgencode.GeneratedYangParser;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.exceptions.ParserException;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 import org.onosproject.yangutils.parser.impl.TreeWalkListener;
 
 
-import static org.onosproject.yangutils.parser.impl.parserutils.ListenerUtil.getValidIdentifier;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.ENTRY;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.EXIT;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorLocation.EXIT;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorMessageConstruction.constructListenerErrorMessage;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.INVALID_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.INVALID_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_CURRENT_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_CURRENT_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerErrorType.MISSING_HOLDER;
+import static org.onosproject.yangutils.parser.impl.parserutils.ListenerUtil.getValidIdentifier;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
 import static org.onosproject.yangutils.parser.impl.parserutils.ListenerValidation.checkStackIsNotEmpty;
 import static org.onosproject.yangutils.utils.YangConstructType.IMPORT_DATA;
 import static org.onosproject.yangutils.utils.YangConstructType.IMPORT_DATA;
 
 
@@ -57,7 +57,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.IMPORT_DATA;
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "import"
+ * Represents listener based call back function corresponding to the "import"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class ImportListener {
 public final class ImportListener {

@@ -56,7 +56,7 @@ import static org.onosproject.yangutils.utils.YangConstructType.INCLUDE_DATA;
  */
  */
 
 
 /**
 /**
- * Implements listener based call back function corresponding to the "include"
+ * Represents listener based call back function corresponding to the "include"
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  * rule defined in ANTLR grammar file for corresponding ABNF rule in RFC 6020.
  */
  */
 public final class IncludeListener {
 public final class IncludeListener {