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1 /* |
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2 * Portions Copyright 1998-2007 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. Sun designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Sun in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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22 * CA 95054 USA or visit www.sun.com if you need additional information or |
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23 * have any questions. |
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24 */ |
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25 |
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26 /* |
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27 * Licensed Materials - Property of IBM |
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28 * RMI-IIOP v1.0 |
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29 * Copyright IBM Corp. 1998 1999 All Rights Reserved |
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30 * |
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31 */ |
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32 |
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33 package sun.rmi.rmic.iiop; |
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34 |
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35 import sun.tools.java.CompilerError; |
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36 import sun.tools.java.Identifier; |
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37 import sun.tools.java.ClassDefinition; |
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38 |
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39 /** |
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40 * PrimitiveType wraps primitive types and void. |
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41 * <p> |
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42 * The static forPrimitive(...) method must be used to obtain an instance, and |
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43 * will return null if the type is non-conforming. |
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44 * |
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45 * @author Bryan Atsatt |
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46 */ |
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47 public class PrimitiveType extends Type { |
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48 |
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49 //_____________________________________________________________________ |
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50 // Public Interfaces |
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51 //_____________________________________________________________________ |
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52 |
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53 /** |
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54 * Create a PrimitiveType object for the given type. |
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55 * |
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56 * If the type is not a properly formed or if some other error occurs, the |
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57 * return value will be null, and errors will have been reported to the |
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58 * supplied BatchEnvironment. |
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59 */ |
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60 public static PrimitiveType forPrimitive(sun.tools.java.Type type, |
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61 ContextStack stack) { |
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62 |
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63 if (stack.anyErrors()) return null; |
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64 |
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65 // Do we already have it? |
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66 |
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67 Type existing = getType(type,stack); |
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68 |
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69 if (existing != null) { |
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70 |
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71 if (!(existing instanceof PrimitiveType)) return null; // False hit. |
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72 |
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73 // Yep, so return it... |
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74 |
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75 return (PrimitiveType) existing; |
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76 } |
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77 |
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78 int typeCode; |
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79 |
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80 switch (type.getTypeCode()) { |
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81 case TC_VOID: typeCode = TYPE_VOID; break; |
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82 case TC_BOOLEAN: typeCode = TYPE_BOOLEAN; break; |
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83 case TC_BYTE: typeCode = TYPE_BYTE; break; |
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84 case TC_CHAR: typeCode = TYPE_CHAR; break; |
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85 case TC_SHORT: typeCode = TYPE_SHORT; break; |
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86 case TC_INT: typeCode = TYPE_INT; break; |
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87 case TC_LONG: typeCode = TYPE_LONG; break; |
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88 case TC_FLOAT: typeCode = TYPE_FLOAT; break; |
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89 case TC_DOUBLE: typeCode = TYPE_DOUBLE; break; |
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90 default: return null; |
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91 } |
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92 |
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93 PrimitiveType it = new PrimitiveType(stack,typeCode); |
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94 |
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95 // Add it... |
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96 |
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97 putType(type,it,stack); |
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98 |
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99 // Do the stack thing in case tracing on... |
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100 |
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101 stack.push(it); |
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102 stack.pop(true); |
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103 |
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104 return it; |
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105 } |
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106 |
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107 /** |
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108 * Return signature for this type (e.g. com.acme.Dynamite |
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109 * would return "com.acme.Dynamite", byte = "B") |
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110 */ |
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111 public String getSignature() { |
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112 switch (getTypeCode()) { |
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113 case TYPE_VOID: return SIG_VOID; |
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114 case TYPE_BOOLEAN: return SIG_BOOLEAN; |
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115 case TYPE_BYTE: return SIG_BYTE; |
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116 case TYPE_CHAR: return SIG_CHAR; |
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117 case TYPE_SHORT: return SIG_SHORT; |
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118 case TYPE_INT: return SIG_INT; |
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119 case TYPE_LONG: return SIG_LONG; |
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120 case TYPE_FLOAT: return SIG_FLOAT; |
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121 case TYPE_DOUBLE: return SIG_DOUBLE; |
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122 default: return null; |
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123 } |
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124 } |
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125 |
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126 /** |
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127 * Return a string describing this type. |
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128 */ |
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129 public String getTypeDescription () { |
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130 return "Primitive"; |
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131 } |
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132 |
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133 /** |
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134 * IDL_Naming |
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135 * Return the fully qualified IDL name for this type (e.g. com.acme.Dynamite would |
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136 * return "com::acme::Dynamite"). |
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137 * @param global If true, prepends "::". |
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138 */ |
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139 public String getQualifiedIDLName(boolean global) { |
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140 return super.getQualifiedIDLName(false); |
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141 } |
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142 |
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143 //_____________________________________________________________________ |
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144 // Subclass/Internal Interfaces |
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145 //_____________________________________________________________________ |
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146 |
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147 /* |
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148 * Load a Class instance. Return null if fail. |
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149 */ |
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150 protected Class loadClass() { |
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151 switch (getTypeCode()) { |
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152 case TYPE_VOID: return Null.class; |
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153 case TYPE_BOOLEAN: return boolean.class; |
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154 case TYPE_BYTE: return byte.class; |
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155 case TYPE_CHAR: return char.class; |
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156 case TYPE_SHORT: return short.class; |
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157 case TYPE_INT: return int.class; |
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158 case TYPE_LONG: return long.class; |
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159 case TYPE_FLOAT: return float.class; |
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160 case TYPE_DOUBLE: return double.class; |
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161 default: throw new CompilerError("Not a primitive type"); |
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162 } |
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163 } |
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164 |
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165 /** |
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166 * IDL_Naming |
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167 * Create an PrimitiveType instance for the given class. |
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168 */ |
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169 private PrimitiveType(ContextStack stack, int typeCode) { |
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170 super(stack,typeCode | TM_PRIMITIVE); |
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171 |
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172 // Validate type and set names... |
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173 |
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174 String idlName = IDLNames.getTypeName(typeCode,false); |
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175 Identifier id = null; |
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176 |
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177 switch (typeCode) { |
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178 case TYPE_VOID: id = idVoid; break; |
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179 case TYPE_BOOLEAN: id = idBoolean; break; |
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180 case TYPE_BYTE: id = idByte; break; |
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181 case TYPE_CHAR: id = idChar; break; |
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182 case TYPE_SHORT: id = idShort; break; |
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183 case TYPE_INT: id = idInt; break; |
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184 case TYPE_LONG: id = idLong; break; |
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185 case TYPE_FLOAT: id = idFloat; break; |
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186 case TYPE_DOUBLE: id = idDouble; break; |
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187 default: throw new CompilerError("Not a primitive type"); |
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188 } |
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189 |
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190 setNames(id,null,idlName); |
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191 setRepositoryID(); |
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192 } |
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193 } |
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194 |
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195 class Null {} |