/*******************************************************************************
* Copyright (c) 2000, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.che.ide.ext.java.jdt.internal.compiler.impl;
public class IntConstant extends Constant {
int value;
private static final IntConstant MIN_VALUE = new IntConstant(Integer.MIN_VALUE);
private static final IntConstant MINUS_FOUR = new IntConstant(-4);
private static final IntConstant MINUS_THREE = new IntConstant(-3);
private static final IntConstant MINUS_TWO = new IntConstant(-2);
private static final IntConstant MINUS_ONE = new IntConstant(-1);
private static final IntConstant ZERO = new IntConstant(0);
private static final IntConstant ONE = new IntConstant(1);
private static final IntConstant TWO = new IntConstant(2);
private static final IntConstant THREE = new IntConstant(3);
private static final IntConstant FOUR = new IntConstant(4);
private static final IntConstant FIVE = new IntConstant(5);
private static final IntConstant SIX = new IntConstant(6);
private static final IntConstant SEVEN = new IntConstant(7);
private static final IntConstant EIGHT = new IntConstant(8);
private static final IntConstant NINE = new IntConstant(9);
private static final IntConstant TEN = new IntConstant(10);
public static Constant fromValue(int value) {
switch (value) {
case Integer.MIN_VALUE:
return IntConstant.MIN_VALUE;
case -4:
return IntConstant.MINUS_FOUR;
case -3:
return IntConstant.MINUS_THREE;
case -2:
return IntConstant.MINUS_TWO;
case -1:
return IntConstant.MINUS_ONE;
case 0:
return IntConstant.ZERO;
case 1:
return IntConstant.ONE;
case 2:
return IntConstant.TWO;
case 3:
return IntConstant.THREE;
case 4:
return IntConstant.FOUR;
case 5:
return IntConstant.FIVE;
case 6:
return IntConstant.SIX;
case 7:
return IntConstant.SEVEN;
case 8:
return IntConstant.EIGHT;
case 9:
return IntConstant.NINE;
case 10:
return IntConstant.TEN;
}
return new IntConstant(value);
}
private IntConstant(int value) {
this.value = value;
}
public byte byteValue() {
return (byte)this.value;
}
public char charValue() {
return (char)this.value;
}
public double doubleValue() {
return this.value; // implicit cast to return type
}
public float floatValue() {
return this.value; // implicit cast to return type
}
public int intValue() {
return this.value;
}
public long longValue() {
return this.value; // implicit cast to return type
}
public short shortValue() {
return (short)this.value;
}
public String stringValue() {
// spec 15.17.11
return String.valueOf(this.value);
}
public String toString() {
return "(int)" + this.value; //$NON-NLS-1$
}
public int typeID() {
return T_int;
}
public int hashCode() {
return this.value;
}
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
IntConstant other = (IntConstant)obj;
return this.value == other.value;
}
}