FieldUtils.java
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package org.joda.time.field;
import org.joda.time.DateTimeField;
import org.joda.time.DateTimeFieldType;
import org.joda.time.IllegalFieldValueException;
public class FieldUtils
{
public static boolean equals(Object paramObject1, Object paramObject2)
{
if (paramObject1 == paramObject2) {
return true;
}
if ((paramObject1 == null) || (paramObject2 == null)) {
return false;
}
return paramObject1.equals(paramObject2);
}
public static int getWrappedValue(int paramInt1, int paramInt2, int paramInt3)
{
if (paramInt2 >= paramInt3) {
throw new IllegalArgumentException("MIN > MAX");
}
paramInt3 = paramInt3 - paramInt2 + 1;
paramInt1 -= paramInt2;
if (paramInt1 >= 0) {
return paramInt1 % paramInt3 + paramInt2;
}
paramInt1 = -paramInt1 % paramInt3;
if (paramInt1 == 0) {
return paramInt2 + 0;
}
return paramInt3 - paramInt1 + paramInt2;
}
public static int getWrappedValue(int paramInt1, int paramInt2, int paramInt3, int paramInt4)
{
return getWrappedValue(paramInt1 + paramInt2, paramInt3, paramInt4);
}
public static int safeAdd(int paramInt1, int paramInt2)
{
int i = paramInt1 + paramInt2;
if (((paramInt1 ^ i) < 0) && ((paramInt1 ^ paramInt2) >= 0)) {
throw new ArithmeticException("The calculation caused an overflow: " + paramInt1 + " + " + paramInt2);
}
return i;
}
public static long safeAdd(long paramLong1, long paramLong2)
{
long l = paramLong1 + paramLong2;
if (((paramLong1 ^ l) < 0L) && ((paramLong1 ^ paramLong2) >= 0L)) {
throw new ArithmeticException("The calculation caused an overflow: " + paramLong1 + " + " + paramLong2);
}
return l;
}
public static int safeMultiply(int paramInt1, int paramInt2)
{
long l = paramInt1 * paramInt2;
if ((l < -2147483648L) || (l > 2147483647L)) {
throw new ArithmeticException("Multiplication overflows an int: " + paramInt1 + " * " + paramInt2);
}
return (int)l;
}
public static long safeMultiply(long paramLong, int paramInt)
{
long l = paramLong;
switch (paramInt)
{
default:
l = paramInt * paramLong;
if (l / paramInt != paramLong) {
throw new ArithmeticException("Multiplication overflows a long: " + paramLong + " * " + paramInt);
}
break;
case -1:
if (paramLong == Long.MIN_VALUE) {
throw new ArithmeticException("Multiplication overflows a long: " + paramLong + " * " + paramInt);
}
l = -paramLong;
case 1:
return l;
case 0:
return 0L;
}
return l;
}
public static long safeMultiply(long paramLong1, long paramLong2)
{
if (paramLong2 == 1L) {
return paramLong1;
}
if (paramLong1 == 1L) {
return paramLong2;
}
if ((paramLong1 == 0L) || (paramLong2 == 0L)) {
return 0L;
}
long l = paramLong1 * paramLong2;
if ((l / paramLong2 != paramLong1) || ((paramLong1 == Long.MIN_VALUE) && (paramLong2 == -1L)) || ((paramLong2 == Long.MIN_VALUE) && (paramLong1 == -1L))) {
throw new ArithmeticException("Multiplication overflows a long: " + paramLong1 + " * " + paramLong2);
}
return l;
}
public static int safeMultiplyToInt(long paramLong1, long paramLong2)
{
return safeToInt(safeMultiply(paramLong1, paramLong2));
}
public static int safeNegate(int paramInt)
{
if (paramInt == Integer.MIN_VALUE) {
throw new ArithmeticException("Integer.MIN_VALUE cannot be negated");
}
return -paramInt;
}
public static long safeSubtract(long paramLong1, long paramLong2)
{
long l = paramLong1 - paramLong2;
if (((paramLong1 ^ l) < 0L) && ((paramLong1 ^ paramLong2) < 0L)) {
throw new ArithmeticException("The calculation caused an overflow: " + paramLong1 + " - " + paramLong2);
}
return l;
}
public static int safeToInt(long paramLong)
{
if ((-2147483648L <= paramLong) && (paramLong <= 2147483647L)) {
return (int)paramLong;
}
throw new ArithmeticException("Value cannot fit in an int: " + paramLong);
}
public static void verifyValueBounds(String paramString, int paramInt1, int paramInt2, int paramInt3)
{
if ((paramInt1 < paramInt2) || (paramInt1 > paramInt3)) {
throw new IllegalFieldValueException(paramString, Integer.valueOf(paramInt1), Integer.valueOf(paramInt2), Integer.valueOf(paramInt3));
}
}
public static void verifyValueBounds(DateTimeField paramDateTimeField, int paramInt1, int paramInt2, int paramInt3)
{
if ((paramInt1 < paramInt2) || (paramInt1 > paramInt3)) {
throw new IllegalFieldValueException(paramDateTimeField.getType(), Integer.valueOf(paramInt1), Integer.valueOf(paramInt2), Integer.valueOf(paramInt3));
}
}
public static void verifyValueBounds(DateTimeFieldType paramDateTimeFieldType, int paramInt1, int paramInt2, int paramInt3)
{
if ((paramInt1 < paramInt2) || (paramInt1 > paramInt3)) {
throw new IllegalFieldValueException(paramDateTimeFieldType, Integer.valueOf(paramInt1), Integer.valueOf(paramInt2), Integer.valueOf(paramInt3));
}
}
}
/* Location: /home/merong/decompile/hackery-dex2jar.jar!/org/joda/time/field/FieldUtils.class
* Java compiler version: 6 (50.0)
* JD-Core Version: 0.7.1
*/