Added APIs for binding address information to ports and for monitoring hosts/ips

 package org.onlab.onos.net.host;
 
+import java.util.Set;
+
+import org.onlab.onos.net.ConnectPoint;
 import org.onlab.onos.net.HostId;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
 
 /**
  * Service for administering the inventory of end-station hosts.
@@ -14,4 +19,42 @@ public interface HostAdminService {
      */
     void removeHost(HostId hostId);
 
+    /**
+     * Binds an IP address and optional MAC address to the given connection
+     * point.
+     * <p/>
+     * This method will overwrite any previously held address information for
+     * the connection point.
+     *
+     * @param ip the IP address to bind to the connection point. This parameter
+     * is mandatory and cannot be null.
+     * @param mac the optional MAC address to bind to the connection point. Can
+     * be set to null if no MAC address needs to be bound.
+     * @param connectPoint the connection point to bind the addresses to
+     */
+    void bindAddressesToPort(IpAddress ip, MacAddress mac, ConnectPoint connectPoint);
+
+    /**
+     * Removes all address information for the given connection point.
+     *
+     * @param connectPoint the connection point to remove address information
+     */
+    void unbindAddressesFromPort(ConnectPoint connectPoint);
+
+    /**
+     * Returns the addresses information for all connection points.
+     *
+     * @return the set of address bindings for all connection points
+     */
+    Set<PortAddresses> getAddressBindings();
+
+    /**
+     * Retrieves the addresses that have been bound to the given connection
+     * point.
+     *
+     * @param connectPoint the connection point to retrieve address bindings
+     * for
+     * @return addresses bound to the port
+     */
+    PortAddresses getAddressBindingsForPort(ConnectPoint connectPoint);
 }

@@ -6,6 +6,7 @@ import org.onlab.onos.net.ConnectPoint;
 import org.onlab.onos.net.DeviceId;
 import org.onlab.onos.net.Host;
 import org.onlab.onos.net.HostId;
+import org.onlab.packet.IpAddress;
 import org.onlab.packet.IpPrefix;
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.VlanId;
@@ -87,7 +88,7 @@ public interface HostService {
      *
      * @param ip IP address of the host to monitor
      */
-    void monitorIp(IpPrefix ip);
+    void startMonitoringIp(IpAddress ip);
 
     /**
      * Stops the host service from monitoring an IP address.
@@ -95,7 +96,18 @@ public interface HostService {
      * @param ip IP address to stop monitoring
      */
     // TODO clients can cancel other client's requests
-    void stopMonitoringIp(IpPrefix ip);
+    void stopMonitoringIp(IpAddress ip);
+
+    /**
+     * Requests the host service to resolve the MAC address for the given IP
+     * address.
+     * <p/>
+     * This will trigger a notification to the host listeners if the MAC
+     * address is found.
+     *
+     * @param ip IP address to find the MAC address for
+     */
+    void requestMac(IpAddress ip);
 
     /**
      * Adds the specified host listener.

 package org.onlab.onos.net.host;
 
+import java.util.Set;
+
 import org.onlab.onos.net.ConnectPoint;
 import org.onlab.onos.net.DeviceId;
 import org.onlab.onos.net.Host;
@@ -9,8 +11,6 @@ import org.onlab.packet.IpPrefix;
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.VlanId;
 
-import java.util.Set;
-
 /**
  * Manages inventory of end-station hosts; not intended for direct use.
  */
@@ -98,4 +98,34 @@ public interface HostStore {
      */
     Set<Host> getConnectedHosts(DeviceId deviceId);
 
+    /**
+     * Updates the address information for a given port.
+     *
+     * @param addresses the port and address information
+     */
+    void updateAddressBindings(PortAddresses addresses);
+
+    /**
+     * Removes any previously stored address information for a given connection
+     * point.
+     *
+     * @param connectPoint the connection point
+     */
+    void removeAddressBindings(ConnectPoint connectPoint);
+
+    /**
+     * Returns the address bindings stored for all connection points.
+     *
+     * @return the set of address bindings
+     */
+    Set<PortAddresses> getAddressBindings();
+
+    /**
+     * Returns the address bindings for a particular connection point.
+     *
+     * @param connectPoint the connection point to return address information
+     * for
+     * @return address information for the connection point
+     */
+    PortAddresses getAddressBindingsForPort(ConnectPoint connectPoint);
 }

+package org.onlab.onos.net.host;
+
+import org.onlab.onos.net.ConnectPoint;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+
+/**
+ * Represents address information bound to a port.
+ */
+public interface PortAddresses {
+
+    /**
+     * Returns the connection point this address information is bound to.
+     *
+     * @return the connection point
+     */
+    ConnectPoint connectPoint();
+
+    /**
+     * Returns the IP address bound to the port.
+     *
+     * @return the IP address
+     */
+    IpAddress ip();
+
+    /**
+     * Returns the MAC address bound to the port.
+     *
+     * @return the MAC address if one is bound, otherwise null
+     */
+    MacAddress mac();
+}

@@ -6,6 +6,7 @@ import org.onlab.onos.net.ConnectPoint;
 import org.onlab.onos.net.DeviceId;
 import org.onlab.onos.net.Host;
 import org.onlab.onos.net.HostId;
+import org.onlab.packet.IpAddress;
 import org.onlab.packet.IpPrefix;
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.VlanId;
@@ -55,11 +56,15 @@ public class HostServiceAdapter implements HostService {
     }
 
     @Override
-    public void monitorIp(IpPrefix ip) {
+    public void startMonitoringIp(IpAddress ip) {
     }
 
     @Override
-    public void stopMonitoringIp(IpPrefix ip) {
+    public void stopMonitoringIp(IpAddress ip) {
+    }
+
+    @Override
+    public void requestMac(IpAddress ip) {
     }
 
     @Override

@@ -26,8 +26,10 @@ import org.onlab.onos.net.host.HostProviderRegistry;
 import org.onlab.onos.net.host.HostProviderService;
 import org.onlab.onos.net.host.HostService;
 import org.onlab.onos.net.host.HostStore;
+import org.onlab.onos.net.host.PortAddresses;
 import org.onlab.onos.net.provider.AbstractProviderRegistry;
 import org.onlab.onos.net.provider.AbstractProviderService;
+import org.onlab.packet.IpAddress;
 import org.onlab.packet.IpPrefix;
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.VlanId;
@@ -118,13 +120,18 @@ public class HostManager
     }
 
     @Override
-    public void monitorIp(IpPrefix ip) {
-        // TODO pass through to SimpleHostMonitor
+    public void startMonitoringIp(IpAddress ip) {
+        // TODO pass through to HostMonitor
     }
 
     @Override
-    public void stopMonitoringIp(IpPrefix ip) {
-        // TODO pass through to SimpleHostMonitor
+    public void stopMonitoringIp(IpAddress ip) {
+        // TODO pass through to HostMonitor
+    }
+
+    @Override
+    public void requestMac(IpAddress ip) {
+        // TODO Auto-generated method stub
     }
 
     @Override
@@ -147,6 +154,31 @@ public class HostManager
         }
     }
 
+    @Override
+    public void bindAddressesToPort(IpAddress ip, MacAddress mac,
+            ConnectPoint connectPoint) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public void unbindAddressesFromPort(ConnectPoint connectPoint) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public Set<PortAddresses> getAddressBindings() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public PortAddresses getAddressBindingsForPort(ConnectPoint connectPoint) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
     // Personalized host provider service issued to the supplied provider.
     private class InternalHostProviderService
             extends AbstractProviderService<HostProvider>

@@ -24,15 +24,16 @@ import org.onlab.onos.net.HostId;
 import org.onlab.onos.net.host.HostDescription;
 import org.onlab.onos.net.host.HostEvent;
 import org.onlab.onos.net.host.HostStore;
+import org.onlab.onos.net.host.PortAddresses;
 import org.onlab.onos.net.provider.ProviderId;
 import org.onlab.packet.IpPrefix;
 import org.onlab.packet.MacAddress;
 import org.onlab.packet.VlanId;
+import org.slf4j.Logger;
 
 import com.google.common.collect.HashMultimap;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Multimap;
-import org.slf4j.Logger;
 
 /**
  * Manages inventory of end-station hosts using trivial in-memory
@@ -192,4 +193,28 @@ public class SimpleHostStore implements HostStore {
         return hostset;
     }
 
+    @Override
+    public void updateAddressBindings(PortAddresses addresses) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public void removeAddressBindings(ConnectPoint connectPoint) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public Set<PortAddresses> getAddressBindings() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public PortAddresses getAddressBindingsForPort(ConnectPoint connectPoint) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
 }