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1 /*
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2 * Copyright 2002-2003 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.jdi;
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26
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27 import com.sun.jdi.*;
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28
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29 public class CharValueImpl extends PrimitiveValueImpl
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30 implements CharValue {
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31 private char value;
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32
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33 CharValueImpl(VirtualMachine aVm,char aValue) {
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34 super(aVm);
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35
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36 value = aValue;
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37 }
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38
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39 public boolean equals(Object obj) {
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40 if ((obj != null) && (obj instanceof CharValue)) {
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41 return (value == ((CharValue)obj).value()) &&
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42 super.equals(obj);
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43 } else {
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44 return false;
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45 }
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46 }
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47
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48 public int hashCode() {
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49 /*
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50 * TO DO: Better hash code
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51 */
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52 return intValue();
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53 }
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54
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55 public int compareTo(Object obj) {
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56 char other = ((CharValue)obj).value();
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57 return value() - other;
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58 }
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59
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60 public Type type() {
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61 return vm.theCharType();
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62 }
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63
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64 public char value() {
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65 return value;
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66 }
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67
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68 public boolean booleanValue() {
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69 return(value == 0)?false:true;
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70 }
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71
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72 public byte byteValue() {
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73 return(byte)value;
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74 }
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75
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76 public char charValue() {
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77 return(char)value;
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78 }
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79
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80 public short shortValue() {
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81 return(short)value;
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82 }
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83
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84 public int intValue() {
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85 return(int)value;
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86 }
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87
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88 public long longValue() {
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89 return(long)value;
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90 }
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91
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92 public float floatValue() {
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93 return(float)value;
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94 }
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95
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96 public double doubleValue() {
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97 return(double)value;
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98 }
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99
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100 public String toString() {
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101 return "" + value;
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102 }
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103
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104 byte checkedByteValue() throws InvalidTypeException {
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105 // Note: since char is unsigned, don't check against MIN_VALUE
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106 if (value > Byte.MAX_VALUE) {
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107 throw new InvalidTypeException("Can't convert " + value + " to byte");
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108 } else {
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109 return super.checkedByteValue();
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110 }
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111 }
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112
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113 short checkedShortValue() throws InvalidTypeException {
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114 // Note: since char is unsigned, don't check against MIN_VALUE
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115 if (value > Short.MAX_VALUE) {
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116 throw new InvalidTypeException("Can't convert " + value + " to short");
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117 } else {
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118 return super.checkedShortValue();
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119 }
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120 }
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121 }
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