1 | /* |
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2 | * ArithmeticError.java |
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3 | * |
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4 | * Copyright (C) 2003-2005 Peter Graves |
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5 | * $Id: ArithmeticError.java 14466 2013-04-24 12:50:40Z rschlatte $ |
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6 | * |
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7 | * This program is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU General Public License |
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9 | * as published by the Free Software Foundation; either version 2 |
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10 | * of the License, or (at your option) any later version. |
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11 | * |
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12 | * This program is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | * GNU General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License |
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18 | * along with this program; if not, write to the Free Software |
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19 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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20 | * |
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21 | * As a special exception, the copyright holders of this library give you |
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22 | * permission to link this library with independent modules to produce an |
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23 | * executable, regardless of the license terms of these independent |
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24 | * modules, and to copy and distribute the resulting executable under |
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25 | * terms of your choice, provided that you also meet, for each linked |
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26 | * independent module, the terms and conditions of the license of that |
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27 | * module. An independent module is a module which is not derived from |
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28 | * or based on this library. If you modify this library, you may extend |
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29 | * this exception to your version of the library, but you are not |
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30 | * obligated to do so. If you do not wish to do so, delete this |
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31 | * exception statement from your version. |
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32 | */ |
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33 | |
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34 | package org.armedbear.lisp; |
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35 | |
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36 | import static org.armedbear.lisp.Lisp.*; |
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37 | |
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38 | public class ArithmeticError extends LispError |
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39 | { |
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40 | protected ArithmeticError(LispClass cls) |
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41 | { |
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42 | super(cls); |
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43 | } |
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44 | |
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45 | public ArithmeticError(LispObject initArgs) |
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46 | { |
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47 | super(StandardClass.ARITHMETIC_ERROR); |
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48 | initialize(initArgs); |
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49 | } |
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50 | |
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51 | @Override |
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52 | protected void initialize(LispObject initArgs) |
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53 | { |
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54 | super.initialize(initArgs); |
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55 | LispObject operation = NIL; |
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56 | LispObject operands = NIL; |
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57 | LispObject first, second; |
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58 | while (initArgs != NIL) { |
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59 | first = initArgs.car(); |
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60 | initArgs = initArgs.cdr(); |
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61 | second = initArgs.car(); |
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62 | initArgs = initArgs.cdr(); |
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63 | if (first == Keyword.OPERATION) |
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64 | operation = second; |
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65 | else if (first == Keyword.OPERANDS) |
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66 | operands = second; |
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67 | } |
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68 | setOperation(operation); |
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69 | setOperands(operands); |
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70 | } |
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71 | |
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72 | public ArithmeticError(String message) |
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73 | { |
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74 | super(StandardClass.ARITHMETIC_ERROR); |
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75 | setFormatControl(message); |
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76 | setFormatArguments(NIL); |
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77 | setOperation(NIL); |
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78 | setOperands(NIL); |
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79 | } |
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80 | |
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81 | @Override |
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82 | public LispObject typeOf() |
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83 | { |
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84 | return Symbol.ARITHMETIC_ERROR; |
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85 | } |
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86 | |
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87 | @Override |
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88 | public LispObject classOf() |
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89 | { |
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90 | return StandardClass.ARITHMETIC_ERROR; |
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91 | } |
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92 | |
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93 | @Override |
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94 | public LispObject typep(LispObject type) |
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95 | { |
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96 | if (type == Symbol.ARITHMETIC_ERROR) |
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97 | return T; |
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98 | if (type == StandardClass.ARITHMETIC_ERROR) |
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99 | return T; |
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100 | return super.typep(type); |
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101 | } |
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102 | |
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103 | final LispObject getOperation() |
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104 | { |
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105 | return getInstanceSlotValue(Symbol.OPERATION); |
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106 | } |
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107 | |
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108 | private final void setOperation(LispObject operation) |
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109 | |
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110 | { |
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111 | setInstanceSlotValue(Symbol.OPERATION, operation); |
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112 | } |
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113 | |
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114 | final LispObject getOperands() |
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115 | { |
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116 | return getInstanceSlotValue(Symbol.OPERANDS); |
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117 | } |
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118 | |
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119 | private final void setOperands(LispObject operands) |
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120 | |
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121 | { |
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122 | setInstanceSlotValue(Symbol.OPERANDS, operands); |
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123 | } |
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124 | |
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125 | // ### arithmetic-error-operation |
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126 | private static final Primitive ARITHMETIC_ERROR_OPERATION = |
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127 | new Primitive("arithmetic-error-operation", "condition") |
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128 | { |
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129 | @Override |
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130 | public LispObject execute(LispObject arg) |
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131 | { |
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132 | if (arg instanceof ArithmeticError) { |
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133 | return ((ArithmeticError)arg).getOperation(); |
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134 | } |
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135 | else { |
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136 | return type_error(arg, Symbol.ARITHMETIC_ERROR); |
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137 | } |
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138 | } |
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139 | }; |
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140 | // ### arithmetic-error-operands |
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141 | private static final Primitive ARITHMETIC_ERROR_OPERANDS = |
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142 | new Primitive("arithmetic-error-operands", "condition") |
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143 | { |
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144 | @Override |
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145 | public LispObject execute(LispObject arg) |
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146 | { |
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147 | if (arg instanceof ArithmeticError) { |
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148 | return ((ArithmeticError)arg).getOperands(); |
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149 | } |
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150 | else { |
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151 | return type_error(arg, Symbol.ARITHMETIC_ERROR); |
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152 | } |
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153 | } |
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154 | }; |
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155 | } |
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