1/* 2 * Copyright (c) 1998, 2011, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26package com.sun.tools.jdi; 27 28import com.sun.jdi.IntegerValue; 29import com.sun.jdi.InvalidTypeException; 30import com.sun.jdi.Type; 31import com.sun.jdi.VirtualMachine; 32 33public class IntegerValueImpl extends PrimitiveValueImpl 34 implements IntegerValue { 35 private int value; 36 37 IntegerValueImpl(VirtualMachine aVm, int aValue) { 38 super(aVm); 39 value = aValue; 40 } 41 42 public boolean equals(Object obj) { 43 if ((obj != null) && (obj instanceof IntegerValue)) { 44 return (value == ((IntegerValue)obj).value()) && 45 super.equals(obj); 46 } else { 47 return false; 48 } 49 } 50 51 public int hashCode() { 52 /* 53 * TO DO: Better hash code 54 */ 55 return intValue(); 56 } 57 58 public int compareTo(IntegerValue obj) { 59 int other = obj.value(); 60 return (value()<other ? -1 : (value()==other ? 0 : 1)); 61 } 62 63 public Type type() { 64 return vm.theIntegerType(); 65 } 66 67 public int value() { 68 return value; 69 } 70 71 public boolean booleanValue() { 72 return (value == 0 ? false : true); 73 } 74 75 public byte byteValue() { 76 return (byte)value; 77 } 78 79 public char charValue() { 80 return (char)value; 81 } 82 83 public short shortValue() { 84 return (short)value; 85 } 86 87 public int intValue() { 88 return value; 89 } 90 91 public long longValue() { 92 return value; 93 } 94 95 public float floatValue() { 96 return value; 97 } 98 99 public double doubleValue() { 100 return value; 101 } 102 103 byte checkedByteValue() throws InvalidTypeException { 104 if ((value > Byte.MAX_VALUE) || (value < Byte.MIN_VALUE)) { 105 throw new InvalidTypeException("Can't convert " + value + " to byte"); 106 } else { 107 return super.checkedByteValue(); 108 } 109 } 110 111 char checkedCharValue() throws InvalidTypeException { 112 if ((value > Character.MAX_VALUE) || (value < Character.MIN_VALUE)) { 113 throw new InvalidTypeException("Can't convert " + value + " to char"); 114 } else { 115 return super.checkedCharValue(); 116 } 117 } 118 119 short checkedShortValue() throws InvalidTypeException { 120 if ((value > Short.MAX_VALUE) || (value < Short.MIN_VALUE)) { 121 throw new InvalidTypeException("Can't convert " + value + " to short"); 122 } else { 123 return super.checkedShortValue(); 124 } 125 } 126 127 public String toString() { 128 return "" + value; 129 } 130 131 byte typeValueKey() { 132 return JDWP.Tag.INT; 133 } 134} 135