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.*;
29
30public class FloatValueImpl extends PrimitiveValueImpl
31                            implements FloatValue {
32    private float value;
33
34    FloatValueImpl(VirtualMachine aVm,float aValue) {
35        super(aVm);
36
37        value = aValue;
38    }
39
40    public boolean equals(Object obj) {
41        if ((obj != null) && (obj instanceof FloatValue)) {
42            return (value == ((FloatValue)obj).value()) &&
43                   super.equals(obj);
44        } else {
45            return false;
46        }
47    }
48
49    public int hashCode() {
50        /*
51         * TO DO: Better hash code
52         */
53        return intValue();
54    }
55
56    public int compareTo(FloatValue obj) {
57        float other = obj.value();
58        if (value() < other) {
59            return -1;
60        } else if (value() == other) {
61            return 0;
62        } else {
63            return 1;
64        }
65    }
66
67    public Type type() {
68        return vm.theFloatType();
69    }
70
71    public float value() {
72        return value;
73    }
74
75    public boolean booleanValue() {
76        return(value == 0.0)?false:true;
77    }
78
79    public byte byteValue() {
80        return(byte)value;
81    }
82
83    public char charValue() {
84        return(char)value;
85    }
86
87    public short shortValue() {
88        return(short)value;
89    }
90
91    public int intValue() {
92        return(int)value;
93    }
94
95    public long longValue() {
96        return(long)value;
97    }
98
99    public float floatValue() {
100        return value;
101    }
102
103    public double doubleValue() {
104        return(double)value;
105    }
106
107    byte checkedByteValue() throws InvalidTypeException {
108        if ((value > Byte.MAX_VALUE) || (value < Byte.MIN_VALUE)) {
109            throw new InvalidTypeException("Can't convert " + value + " to byte");
110        } else {
111            return super.checkedByteValue();
112        }
113    }
114
115    char checkedCharValue() throws InvalidTypeException {
116        if ((value > Character.MAX_VALUE) || (value < Character.MIN_VALUE)) {
117            throw new InvalidTypeException("Can't convert " + value + " to char");
118        } else {
119            return super.checkedCharValue();
120        }
121    }
122
123    short checkedShortValue() throws InvalidTypeException {
124        if ((value > Short.MAX_VALUE) || (value < Short.MIN_VALUE)) {
125            throw new InvalidTypeException("Can't convert " + value + " to short");
126        } else {
127            return super.checkedShortValue();
128        }
129    }
130
131    int checkedIntValue() throws InvalidTypeException {
132        int intValue = (int)value;
133        if (intValue != value) {
134            throw new InvalidTypeException("Can't convert " + value + " to int");
135        } else {
136            return super.checkedIntValue();
137        }
138    }
139
140    long checkedLongValue() throws InvalidTypeException {
141        long longValue = (long)value;
142        if (longValue != value) {
143            throw new InvalidTypeException("Can't convert " + value + " to long");
144        } else {
145            return super.checkedLongValue();
146        }
147    }
148
149    public String toString() {
150        return "" + value;
151    }
152
153    byte typeValueKey() {
154        return JDWP.Tag.FLOAT;
155    }
156}
157