| /******************************************************************************* |
| * 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.jdt.internal.compiler.impl; |
| |
| public class BooleanConstant extends Constant { |
| |
| private boolean value; |
| |
| private static final BooleanConstant TRUE = new BooleanConstant(true); |
| private static final BooleanConstant FALSE = new BooleanConstant(false); |
| |
| public static Constant fromValue(boolean value) { |
| return value ? BooleanConstant.TRUE : BooleanConstant.FALSE; |
| } |
| |
| private BooleanConstant(boolean value) { |
| this.value = value; |
| } |
| |
| public boolean booleanValue() { |
| return this.value; |
| } |
| |
| public String stringValue() { |
| // spec 15.17.11 |
| return String.valueOf(this.value); |
| } |
| |
| public String toString() { |
| return "(boolean)" + this.value; //$NON-NLS-1$ |
| } |
| |
| public int typeID() { |
| return T_boolean; |
| } |
| |
| public int hashCode() { |
| return this.value ? 1231 : 1237; |
| } |
| |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null) { |
| return false; |
| } |
| if (getClass() != obj.getClass()) { |
| return false; |
| } |
| // cannot be true anymore as the first test would have returned true |
| return false; |
| } |
| } |