1/* 2 * Copyright (c) 1998, 2017, 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.FloatValue; 29import com.sun.jdi.InvalidTypeException; 30import com.sun.jdi.Type; 31import com.sun.jdi.VirtualMachine; 32 33public class FloatValueImpl extends PrimitiveValueImpl 34 implements FloatValue { 35 private float value; 36 37 FloatValueImpl(VirtualMachine aVm, float aValue) { 38 super(aVm); 39 value = aValue; 40 } 41 42 public boolean equals(Object obj) { 43 if ((obj != null) && (obj instanceof FloatValue)) { 44 return (value == ((FloatValue)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(FloatValue obj) { 59 float other = obj.value(); 60 if (value() < other) { 61 return -1; 62 } else if (value() == other) { 63 return 0; 64 } else { 65 return 1; 66 } 67 } 68 69 public Type type() { 70 return vm.theFloatType(); 71 } 72 73 public float value() { 74 return value; 75 } 76 77 public boolean booleanValue() { 78 return (value == 0.0 ? false : true); 79 } 80 81 public byte byteValue() { 82 return (byte)value; 83 } 84 85 public char charValue() { 86 return (char)value; 87 } 88 89 public short shortValue() { 90 return (short)value; 91 } 92 93 public int intValue() { 94 return (int)value; 95 } 96 97 public long longValue() { 98 return (long)value; 99 } 100 101 public float floatValue() { 102 return value; 103 } 104 105 public double doubleValue() { 106 return value; 107 } 108 109 byte checkedByteValue() throws InvalidTypeException { 110 if ((value > Byte.MAX_VALUE) || (value < Byte.MIN_VALUE)) { 111 throw new InvalidTypeException("Can't convert " + value + " to byte"); 112 } else { 113 return super.checkedByteValue(); 114 } 115 } 116 117 char checkedCharValue() throws InvalidTypeException { 118 if ((value > Character.MAX_VALUE) || (value < Character.MIN_VALUE)) { 119 throw new InvalidTypeException("Can't convert " + value + " to char"); 120 } else { 121 return super.checkedCharValue(); 122 } 123 } 124 125 short checkedShortValue() throws InvalidTypeException { 126 if ((value > Short.MAX_VALUE) || (value < Short.MIN_VALUE)) { 127 throw new InvalidTypeException("Can't convert " + value + " to short"); 128 } else { 129 return super.checkedShortValue(); 130 } 131 } 132 133 int checkedIntValue() throws InvalidTypeException { 134 int intValue = (int)value; 135 if (intValue != value) { 136 throw new InvalidTypeException("Can't convert " + value + " to int"); 137 } else { 138 return super.checkedIntValue(); 139 } 140 } 141 142 long checkedLongValue() throws InvalidTypeException { 143 long longValue = (long)value; 144 if (longValue != value) { 145 throw new InvalidTypeException("Can't convert " + value + " to long"); 146 } else { 147 return super.checkedLongValue(); 148 } 149 } 150 151 public String toString() { 152 return "" + value; 153 } 154 155 byte typeValueKey() { 156 return JDWP.Tag.FLOAT; 157 } 158} 159