svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.impl / src / main / java / org / gvsig / expressionevaluator / impl / DefaultCodeBuilder.java @ 44748
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1 | 43512 | jjdelcerro | package org.gvsig.expressionevaluator.impl; |
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2 | |||
3 | import java.util.ArrayList; |
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4 | 44139 | jjdelcerro | import java.util.Collections; |
5 | 43512 | jjdelcerro | import java.util.Iterator; |
6 | import java.util.List; |
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7 | 43519 | jjdelcerro | import org.apache.commons.lang3.StringUtils; |
8 | 44738 | jjdelcerro | import org.apache.commons.lang3.tuple.ImmutablePair; |
9 | import org.apache.commons.lang3.tuple.Pair; |
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10 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.Code; |
11 | import static org.gvsig.expressionevaluator.Code.CALLER; |
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12 | import static org.gvsig.expressionevaluator.Code.CONSTANT; |
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13 | 44006 | jjdelcerro | import static org.gvsig.expressionevaluator.Code.IDENTIFIER; |
14 | import static org.gvsig.expressionevaluator.Code.UNDEFINED; |
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15 | 44198 | jjdelcerro | import static org.gvsig.expressionevaluator.Code.CODES; |
16 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.Code.Caller; |
17 | import org.gvsig.expressionevaluator.Code.Constant; |
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18 | 44198 | jjdelcerro | import static org.gvsig.expressionevaluator.Code.EMPTY_FORMATTER; |
19 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.Code.Identifier; |
20 | 43939 | jjdelcerro | import org.gvsig.expressionevaluator.Code.Method; |
21 | 44243 | jjdelcerro | //import org.gvsig.expressionevaluator.Code.Method;
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22 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.CodeBuilder; |
23 | 44139 | jjdelcerro | import org.gvsig.expressionevaluator.Codes; |
24 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionBuilder; |
25 | 44207 | jjdelcerro | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_ADD; |
26 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_AND; |
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27 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_CONCAT; |
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28 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_DIV; |
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29 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_EQ; |
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30 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_GE; |
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31 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_GT; |
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32 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_ILIKE; |
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33 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_IS; |
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34 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_LE; |
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35 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_LIKE; |
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36 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_LT; |
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37 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_MOD; |
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38 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_MULT; |
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39 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_NE; |
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40 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_NEGATE; |
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41 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_NOT; |
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42 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_OR; |
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43 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_REGEXP; |
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44 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_SUBST; |
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45 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionBuilder.Value; |
46 | 44644 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
47 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionUtils; |
48 | import org.gvsig.expressionevaluator.Formatter; |
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49 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.Function; |
50 | 43521 | jjdelcerro | import org.gvsig.expressionevaluator.Interpreter; |
51 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.SymbolTable; |
52 | 44139 | jjdelcerro | import org.gvsig.expressionevaluator.impl.function.programming.GetitemFunction; |
53 | 44389 | jjdelcerro | import org.gvsig.tools.dynobject.DynObject; |
54 | import org.gvsig.tools.dynobject.exception.DynMethodNotSupportedException; |
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55 | 43512 | jjdelcerro | import org.gvsig.tools.exception.BaseException; |
56 | import org.gvsig.tools.visitor.Visitor; |
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57 | |||
58 | 44009 | jjdelcerro | @SuppressWarnings("UseSpecificCatch") |
59 | 44198 | jjdelcerro | public class DefaultCodeBuilder implements CodeBuilder { |
60 | 43512 | jjdelcerro | |
61 | 44198 | jjdelcerro | public abstract class BaseCode implements Code { |
62 | 43512 | jjdelcerro | |
63 | @Override
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64 | public int code() { |
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65 | return UNDEFINED;
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66 | } |
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67 | |||
68 | @Override
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69 | public void accept(Visitor visitor) throws BaseException { |
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70 | visitor.visit(this);
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71 | } |
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72 | |||
73 | 44198 | jjdelcerro | @Override
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74 | public Value toValue(ExpressionBuilder builder) {
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75 | return null; |
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76 | } |
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77 | |||
78 | @Override
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79 | public Value toValue() {
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80 | ExpressionBuilder builder = ExpressionUtils.createExpressionBuilder(); |
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81 | return this.toValue(builder); |
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82 | } |
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83 | |||
84 | @Override
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85 | public void link(SymbolTable symbolTable) { |
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86 | if( this.code() == Code.CALLER ) { |
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87 | Caller caller = (Caller) this;
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88 | 44620 | jjdelcerro | Function fn = symbolTable.function(caller.name()); |
89 | if( fn != null ) { |
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90 | caller.function(fn); |
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91 | 44198 | jjdelcerro | } |
92 | if( caller.parameters() != null ) { |
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93 | for( Code arg : caller.parameters() ) {
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94 | 44738 | jjdelcerro | if( arg!=null ) { |
95 | arg.link(symbolTable); |
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96 | } |
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97 | 44198 | jjdelcerro | } |
98 | } |
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99 | } |
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100 | } |
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101 | 43512 | jjdelcerro | } |
102 | |||
103 | class BaseConstant extends BaseCode implements Constant { |
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104 | |||
105 | 44211 | jjdelcerro | private Object value; |
106 | 43512 | jjdelcerro | |
107 | public BaseConstant(Object value) { |
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108 | this.value = value;
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109 | } |
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110 | |||
111 | @Override
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112 | public int code() { |
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113 | return CONSTANT;
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114 | } |
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115 | |||
116 | @Override
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117 | public Object value() { |
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118 | return this.value; |
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119 | } |
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120 | |||
121 | 44211 | jjdelcerro | public void value(Object v) { |
122 | this.value = v;
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123 | } |
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124 | |||
125 | 43521 | jjdelcerro | @Override
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126 | 44198 | jjdelcerro | public Value toValue(ExpressionBuilder builder) {
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127 | return builder.constant(this.value); |
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128 | } |
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129 | |||
130 | @Override
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131 | 43521 | jjdelcerro | public String toString() { |
132 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
133 | } |
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134 | |||
135 | @Override
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136 | public String toString(Formatter<Code> formatter) { |
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137 | if( formatter.canApply(this) ) { |
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138 | return formatter.format(this); |
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139 | } |
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140 | 43521 | jjdelcerro | Object v = this.value(); |
141 | 44644 | jjdelcerro | return manager.getReprMethod(v).repr(v);
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142 | 43521 | jjdelcerro | } |
143 | |||
144 | 43512 | jjdelcerro | } |
145 | |||
146 | 44154 | jjdelcerro | public interface RecursionControlSupport { |
147 | |||
148 | public boolean enterCode(int max); |
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149 | |||
150 | public void exitCode(); |
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151 | |||
152 | public void resetRecursionState(); |
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153 | } |
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154 | |||
155 | private class RecursionSupport implements RecursionControlSupport { |
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156 | |||
157 | private int counter; |
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158 | |||
159 | public RecursionSupport() {
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160 | this.counter = 0; |
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161 | } |
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162 | 43512 | jjdelcerro | |
163 | 44154 | jjdelcerro | @Override
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164 | public boolean enterCode(int max) { |
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165 | this.counter += 1; |
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166 | return this.counter < max; |
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167 | } |
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168 | 43512 | jjdelcerro | |
169 | 44154 | jjdelcerro | @Override
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170 | public void exitCode() { |
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171 | this.counter -= 1; |
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172 | } |
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173 | |||
174 | @Override
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175 | public void resetRecursionState() { |
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176 | this.counter = 0; |
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177 | } |
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178 | |||
179 | } |
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180 | |||
181 | public class BaseIdentifier extends BaseCode implements Identifier, RecursionControlSupport { |
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182 | |||
183 | 44198 | jjdelcerro | private final String name; |
184 | private final RecursionSupport recursionSupport; |
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185 | 44154 | jjdelcerro | |
186 | 43512 | jjdelcerro | public BaseIdentifier(String name) { |
187 | this.name = name;
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188 | 44154 | jjdelcerro | this.recursionSupport = new RecursionSupport(); |
189 | 43512 | jjdelcerro | } |
190 | |||
191 | @Override
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192 | public int code() { |
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193 | return IDENTIFIER;
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194 | } |
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195 | |||
196 | @Override
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197 | public String name() { |
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198 | return this.name; |
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199 | } |
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200 | |||
201 | 43521 | jjdelcerro | @Override
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202 | 44198 | jjdelcerro | public Value toValue(ExpressionBuilder builder) {
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203 | return builder.variable(this.name); |
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204 | } |
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205 | |||
206 | @Override
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207 | 43521 | jjdelcerro | public String toString() { |
208 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
209 | } |
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210 | |||
211 | @Override
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212 | public String toString(Formatter<Code> formatter) { |
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213 | if( formatter.canApply(this) ) { |
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214 | return formatter.format(this); |
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215 | } |
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216 | 43521 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
217 | 44006 | jjdelcerro | builder.append("\"");
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218 | 43521 | jjdelcerro | builder.append(this.name());
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219 | 44006 | jjdelcerro | builder.append("\"");
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220 | 43521 | jjdelcerro | return builder.toString();
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221 | } |
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222 | |||
223 | 44154 | jjdelcerro | @Override
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224 | public boolean enterCode(int max) { |
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225 | return this.recursionSupport.enterCode(max); |
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226 | } |
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227 | |||
228 | @Override
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229 | public void exitCode() { |
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230 | this.recursionSupport.exitCode();
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231 | } |
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232 | |||
233 | @Override
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234 | public void resetRecursionState() { |
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235 | this.recursionSupport.resetRecursionState();
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236 | } |
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237 | |||
238 | 43512 | jjdelcerro | } |
239 | |||
240 | 44139 | jjdelcerro | public class BaseCodes implements Codes { |
241 | 43512 | jjdelcerro | |
242 | 44738 | jjdelcerro | private final List<Pair<String,Code>> codes; |
243 | private boolean useNames; |
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244 | 43512 | jjdelcerro | |
245 | 44139 | jjdelcerro | public BaseCodes() {
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246 | this.codes = new ArrayList<>(); |
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247 | 44738 | jjdelcerro | this.useNames = false; |
248 | 43512 | jjdelcerro | } |
249 | |||
250 | @Override
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251 | 44738 | jjdelcerro | public boolean useArgNames() { |
252 | return this.useNames; |
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253 | } |
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254 | |||
255 | @Override
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256 | public boolean useArgNames(boolean useNames) { |
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257 | this.useNames = useNames;
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258 | return this.useNames; |
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259 | } |
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260 | |||
261 | @Override
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262 | 44198 | jjdelcerro | public int code() { |
263 | return CODES;
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264 | } |
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265 | |||
266 | @Override
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267 | 44139 | jjdelcerro | public int size() { |
268 | if( codes == null ) { |
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269 | 43512 | jjdelcerro | return 0; |
270 | } |
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271 | 44139 | jjdelcerro | return this.codes.size(); |
272 | 43512 | jjdelcerro | } |
273 | |||
274 | 44748 | jjdelcerro | public void add(String name, Code parameter) { |
275 | if( !StringUtils.isBlank(name) ) {
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276 | for (int i = 0; i < codes.size(); i++) { |
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277 | Pair<String, Code> arg = codes.get(i);
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278 | if( StringUtils.equalsIgnoreCase(name, arg.getKey()) ) {
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279 | codes.set(i, new ImmutablePair<>(name, parameter));
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280 | return;
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281 | } |
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282 | } |
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283 | } |
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284 | this.codes.add(new ImmutablePair<>(name, parameter)); |
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285 | 44738 | jjdelcerro | } |
286 | |||
287 | 43512 | jjdelcerro | public void add(Code arg) { |
288 | 44738 | jjdelcerro | this.codes.add(new ImmutablePair<>(null, arg)); |
289 | 43512 | jjdelcerro | } |
290 | |||
291 | 44243 | jjdelcerro | public void insert(int pos, Code arg) { |
292 | 44738 | jjdelcerro | this.codes.add(pos, new ImmutablePair<>(null, arg)); |
293 | 44243 | jjdelcerro | } |
294 | |||
295 | 43512 | jjdelcerro | @Override
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296 | 44748 | jjdelcerro | public boolean contains(String name) { |
297 | for (Pair<String, Code> arg : this.codes) { |
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298 | if( StringUtils.equalsIgnoreCase(arg.getKey(), name) ) {
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299 | return true; |
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300 | } |
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301 | } |
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302 | return false; |
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303 | } |
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304 | |||
305 | @Override
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306 | 44738 | jjdelcerro | public boolean contains(String name, int index) { |
307 | String argNameX = name + String.valueOf(index).trim(); |
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308 | for (Pair<String, Code> arg : this.codes) { |
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309 | if( StringUtils.equalsIgnoreCase(arg.getKey(), argNameX) ) {
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310 | return true; |
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311 | } |
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312 | } |
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313 | return false; |
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314 | } |
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315 | |||
316 | @Override
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317 | 43512 | jjdelcerro | public Iterator<Code> iterator() { |
318 | 44738 | jjdelcerro | final Iterator<Pair<String, Code>> it = this.codes.iterator(); |
319 | return new Iterator<Code>() { |
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320 | @Override
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321 | public boolean hasNext() { |
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322 | return it.hasNext();
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323 | } |
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324 | |||
325 | @Override
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326 | public Code next() {
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327 | Pair<String, Code> arg = it.next();
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328 | return arg.getValue();
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329 | } |
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330 | }; |
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331 | 43512 | jjdelcerro | } |
332 | |||
333 | @Override
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334 | public Code get(int n) { |
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335 | 44738 | jjdelcerro | return this.codes.get(n).getValue(); |
336 | 43512 | jjdelcerro | } |
337 | |||
338 | @Override
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339 | 44738 | jjdelcerro | public Code get(String name) { |
340 | for (Pair<String, Code> arg : this.codes) { |
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341 | if( StringUtils.equalsIgnoreCase(name, arg.getKey()) ) {
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342 | return arg.getValue();
|
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343 | } |
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344 | } |
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345 | return null; |
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346 | } |
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347 | |||
348 | 44748 | jjdelcerro | @Override
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349 | 44738 | jjdelcerro | public String getName(int n) { |
350 | return this.codes.get(n).getKey(); |
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351 | } |
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352 | |||
353 | @Override
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354 | 44139 | jjdelcerro | public boolean isEmpty() { |
355 | return this.codes.isEmpty(); |
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356 | } |
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357 | |||
358 | @Override
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359 | public List<Code> toList() { |
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360 | 44738 | jjdelcerro | List<Code> l = new ArrayList<>(); |
361 | for (Pair<String, Code> arg : this.codes) { |
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362 | l.add(arg.getValue()); |
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363 | } |
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364 | return Collections.unmodifiableList(l); |
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365 | 44139 | jjdelcerro | } |
366 | |||
367 | @Override
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368 | 43512 | jjdelcerro | public void accept(Visitor visitor) throws BaseException { |
369 | 44738 | jjdelcerro | for( Pair<String,Code> arg : this.codes ) { |
370 | arg.getValue().accept(visitor); |
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371 | 43512 | jjdelcerro | } |
372 | } |
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373 | |||
374 | 43521 | jjdelcerro | @Override
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375 | public String toString() { |
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376 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
377 | } |
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378 | |||
379 | @Override
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380 | public Value toValue(ExpressionBuilder builder) {
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381 | throw new UnsupportedOperationException(); |
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382 | } |
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383 | |||
384 | @Override
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385 | public Value toValue() {
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386 | throw new UnsupportedOperationException(); |
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387 | } |
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388 | |||
389 | @Override
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390 | public String toString(Formatter<Code> formatter) { |
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391 | if( formatter.canApply(this) ) { |
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392 | return formatter.format(this); |
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393 | } |
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394 | 44139 | jjdelcerro | if( codes != null ) { |
395 | 43521 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
396 | boolean skipcoma = true; |
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397 | 44738 | jjdelcerro | for( Pair<String, Code> arg : codes ) { |
398 | if( arg == null ) { |
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399 | continue;
|
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400 | } |
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401 | String name = arg.getKey();
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402 | Code code = arg.getValue(); |
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403 | 44139 | jjdelcerro | if( code == null ) { |
404 | continue;
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405 | } |
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406 | 43521 | jjdelcerro | if( skipcoma ) {
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407 | skipcoma = false;
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408 | } else {
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409 | builder.append(", ");
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410 | } |
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411 | 44738 | jjdelcerro | if( name==null || !useNames ) { |
412 | builder.append(code.toString(formatter)); |
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413 | } else {
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414 | builder.append(name); |
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415 | builder.append(":");
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416 | builder.append(code.toString(formatter)); |
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417 | } |
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418 | 43521 | jjdelcerro | } |
419 | return builder.toString();
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420 | } |
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421 | return ""; |
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422 | } |
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423 | |||
424 | 44198 | jjdelcerro | @Override
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425 | public void link(SymbolTable symbolTable) { |
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426 | 44738 | jjdelcerro | for (Pair<String,Code> arg : this.codes) { |
427 | arg.getValue().link(symbolTable); |
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428 | 44198 | jjdelcerro | } |
429 | } |
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430 | |||
431 | 43512 | jjdelcerro | } |
432 | |||
433 | 44154 | jjdelcerro | public class BaseCaller extends BaseCode implements Caller, RecursionControlSupport { |
434 | 43512 | jjdelcerro | |
435 | private final String name; |
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436 | 44139 | jjdelcerro | private final Codes args; |
437 | 43512 | jjdelcerro | private Function function;
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438 | private final int type; |
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439 | 44198 | jjdelcerro | private final RecursionSupport recursionSupport; |
440 | 43512 | jjdelcerro | |
441 | 44139 | jjdelcerro | public BaseCaller(String name, int type, Codes args) { |
442 | 43512 | jjdelcerro | this.name = name;
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443 | this.args = args;
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444 | this.type = type;
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445 | this.function = null; |
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446 | 44154 | jjdelcerro | this.recursionSupport = new RecursionSupport(); |
447 | 43512 | jjdelcerro | } |
448 | |||
449 | @Override
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450 | public int code() { |
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451 | return CALLER;
|
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452 | } |
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453 | |||
454 | @Override
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455 | 43521 | jjdelcerro | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
456 | return this.function.call(interpreter, args); |
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457 | 43512 | jjdelcerro | } |
458 | |||
459 | @Override
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460 | public String name() { |
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461 | return this.name; |
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462 | } |
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463 | |||
464 | @Override
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465 | public Function function() {
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466 | return this.function; |
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467 | } |
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468 | |||
469 | @Override
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470 | public Function function(Function function) {
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471 | this.function = function;
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472 | 44738 | jjdelcerro | if( this.args!=null && this.function!=null ) { |
473 | this.args.useArgNames(this.function.allowArgNames()); |
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474 | } |
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475 | 43512 | jjdelcerro | return this.function; |
476 | } |
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477 | |||
478 | @Override
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479 | 44198 | jjdelcerro | public Codes parameters() {
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480 | 43512 | jjdelcerro | return this.args; |
481 | } |
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482 | |||
483 | @Override
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484 | public int type() { |
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485 | return this.type; |
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486 | } |
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487 | |||
488 | @Override
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489 | public void accept(Visitor visitor) throws BaseException { |
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490 | visitor.visit(this);
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491 | 44052 | omartinez | if(this.args!=null) { |
492 | this.args.accept(visitor);
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493 | } |
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494 | 43512 | jjdelcerro | } |
495 | |||
496 | 43521 | jjdelcerro | @Override
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497 | 44198 | jjdelcerro | public Value toValue(ExpressionBuilder builder) {
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498 | switch(this.type) { |
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499 | case UNARY_OPERATOR:
|
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500 | return builder.function(
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501 | 44207 | jjdelcerro | OPERATOR_NEGATE.equalsIgnoreCase(this.name())?
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502 | 44198 | jjdelcerro | "-" :
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503 | this.name(),
|
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504 | this.parameters().get(0).toValue(builder) |
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505 | ); |
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506 | case BINARY_OPERATOR:
|
||
507 | return builder.binaryOperator(
|
||
508 | this.name(),
|
||
509 | this.parameters().get(0).toValue(builder), |
||
510 | this.parameters().get(1).toValue(builder) |
||
511 | ); |
||
512 | case FUNCTION:
|
||
513 | default:
|
||
514 | ExpressionBuilder.Function f = builder.function(this.name());
|
||
515 | if( this.parameters()!=null ) { |
||
516 | for (Code parameter : this.parameters()) { |
||
517 | f.parameter(parameter.toValue(builder)); |
||
518 | } |
||
519 | |||
520 | } |
||
521 | return f;
|
||
522 | |||
523 | } |
||
524 | } |
||
525 | |||
526 | @Override
|
||
527 | 43521 | jjdelcerro | public String toString() { |
528 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
529 | } |
||
530 | |||
531 | @Override
|
||
532 | public String toString(Formatter<Code> formatter) { |
||
533 | if( formatter.canApply(this) ) { |
||
534 | return formatter.format(this); |
||
535 | } |
||
536 | 44379 | jjdelcerro | Code code; |
537 | 43521 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
538 | 44198 | jjdelcerro | switch(this.type) { |
539 | case UNARY_OPERATOR:
|
||
540 | 44207 | jjdelcerro | if( OPERATOR_NEGATE.equalsIgnoreCase(this.name()) ) { |
541 | 44198 | jjdelcerro | builder.append("-");
|
542 | } else {
|
||
543 | builder.append(this.name());
|
||
544 | } |
||
545 | builder.append("(");
|
||
546 | builder.append(this.parameters().get(0).toString(formatter)); |
||
547 | builder.append(")");
|
||
548 | break;
|
||
549 | case BINARY_OPERATOR:
|
||
550 | builder.append("(");
|
||
551 | 44379 | jjdelcerro | code = this.parameters().get(0); |
552 | if( code == null ) { |
||
553 | builder.append("?NULL?");
|
||
554 | } else {
|
||
555 | builder.append(code.toString(formatter)); |
||
556 | } |
||
557 | 44198 | jjdelcerro | builder.append(" ");
|
558 | builder.append(this.name());
|
||
559 | builder.append(" ");
|
||
560 | 44379 | jjdelcerro | code = this.parameters().get(1); |
561 | if( code == null ) { |
||
562 | builder.append("?NULL?");
|
||
563 | } else {
|
||
564 | builder.append(code.toString(formatter)); |
||
565 | } |
||
566 | 44198 | jjdelcerro | builder.append(")");
|
567 | break;
|
||
568 | case FUNCTION:
|
||
569 | default:
|
||
570 | 44748 | jjdelcerro | if( StringUtils.equalsIgnoreCase(this.name(),ExpressionBuilder.FUNCTION_GETATTR) ) { |
571 | 44738 | jjdelcerro | Code arg0 = this.parameters().get(0); |
572 | Code arg1 = this.parameters().get(1); |
||
573 | if( arg0 instanceof Code.Identifier && arg1 instanceof Code.Constant ) { |
||
574 | builder.append(arg0.toString(formatter)); |
||
575 | builder.append(".\"");
|
||
576 | builder.append(((Code.Constant)arg1).value()); |
||
577 | builder.append("\"");
|
||
578 | } else {
|
||
579 | builder.append(this.name());
|
||
580 | builder.append("(");
|
||
581 | builder.append(arg0.toString(formatter)); |
||
582 | builder.append(", ");
|
||
583 | builder.append(arg1.toString(formatter)); |
||
584 | builder.append(")");
|
||
585 | } |
||
586 | } else {
|
||
587 | builder.append(this.name());
|
||
588 | builder.append("(");
|
||
589 | if( this.parameters()!=null ) { |
||
590 | builder.append(this.parameters().toString(formatter));
|
||
591 | } |
||
592 | builder.append(")");
|
||
593 | 44198 | jjdelcerro | } |
594 | 43521 | jjdelcerro | } |
595 | return builder.toString();
|
||
596 | } |
||
597 | |||
598 | 44154 | jjdelcerro | @Override
|
599 | public boolean enterCode(int max) { |
||
600 | return this.recursionSupport.enterCode(max); |
||
601 | } |
||
602 | |||
603 | @Override
|
||
604 | public void exitCode() { |
||
605 | this.recursionSupport.exitCode();
|
||
606 | } |
||
607 | |||
608 | @Override
|
||
609 | public void resetRecursionState() { |
||
610 | this.recursionSupport.resetRecursionState();
|
||
611 | } |
||
612 | 43512 | jjdelcerro | } |
613 | |||
614 | 44243 | jjdelcerro | public class BaseMethod extends BaseCode implements Method { |
615 | 43939 | jjdelcerro | |
616 | 44243 | jjdelcerro | private final Code instance; |
617 | 43939 | jjdelcerro | private final String methodname; |
618 | 44243 | jjdelcerro | private final Codes args; |
619 | 43939 | jjdelcerro | |
620 | 44243 | jjdelcerro | public BaseMethod(Code instance, String methodname, Codes args) { |
621 | this.instance = instance;
|
||
622 | 43939 | jjdelcerro | this.methodname = methodname;
|
623 | 44243 | jjdelcerro | this.args = args;
|
624 | 43939 | jjdelcerro | } |
625 | |||
626 | @Override
|
||
627 | public int code() { |
||
628 | return METHOD;
|
||
629 | } |
||
630 | |||
631 | @Override
|
||
632 | public String methodname() { |
||
633 | return this.methodname; |
||
634 | } |
||
635 | |||
636 | @Override
|
||
637 | 44243 | jjdelcerro | public Code instance() {
|
638 | return this.instance; |
||
639 | 43939 | jjdelcerro | } |
640 | |||
641 | @Override
|
||
642 | 44243 | jjdelcerro | public Codes parameters() {
|
643 | return this.args; |
||
644 | } |
||
645 | |||
646 | @Override
|
||
647 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
||
648 | Object theInstance = interpreter.run(instance);
|
||
649 | 44389 | jjdelcerro | if( theInstance instanceof SimpleScript ) { |
650 | try {
|
||
651 | return ((SimpleScript)theInstance).invokeFunction(methodname, args);
|
||
652 | } catch(NoSuchMethodException ex) { |
||
653 | // Ignore... continue calling instance method
|
||
654 | } |
||
655 | } else if( theInstance instanceof DynObject ) { |
||
656 | DynObject dynobj = (DynObject) theInstance; |
||
657 | try {
|
||
658 | return dynobj.invokeDynMethod(methodname, args);
|
||
659 | } catch(DynMethodNotSupportedException ex) {
|
||
660 | // Ignore... continue calling instance method
|
||
661 | } |
||
662 | } |
||
663 | 44243 | jjdelcerro | return InstanceUtils.callmethod(theInstance, methodname, args);
|
664 | } |
||
665 | |||
666 | @Override
|
||
667 | 43939 | jjdelcerro | public String toString() { |
668 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
669 | } |
||
670 | |||
671 | @Override
|
||
672 | public Value toValue(ExpressionBuilder builder) {
|
||
673 | 44243 | jjdelcerro | ExpressionBuilder.Method m = builder.method(this.instance.toValue(builder), this.methodname); |
674 | 44198 | jjdelcerro | if( this.parameters()!=null ) { |
675 | for (Code parameter : this.parameters()) { |
||
676 | m.parameter(parameter.toValue(builder)); |
||
677 | } |
||
678 | } |
||
679 | return m;
|
||
680 | } |
||
681 | |||
682 | @Override
|
||
683 | public String toString(Formatter<Code> formatter) { |
||
684 | if( formatter.canApply(this) ) { |
||
685 | return formatter.format(this); |
||
686 | } |
||
687 | 43939 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
688 | 44243 | jjdelcerro | builder.append(this.instance.toString(formatter));
|
689 | 43939 | jjdelcerro | builder.append("->");
|
690 | builder.append(this.methodname());
|
||
691 | builder.append("(");
|
||
692 | 44198 | jjdelcerro | if( this.parameters()!=null ) { |
693 | builder.append(this.parameters().toString(formatter));
|
||
694 | 43939 | jjdelcerro | } |
695 | builder.append(")");
|
||
696 | return builder.toString();
|
||
697 | } |
||
698 | 44243 | jjdelcerro | |
699 | |||
700 | 43939 | jjdelcerro | } |
701 | 44644 | jjdelcerro | |
702 | protected ExpressionEvaluatorManager manager;
|
||
703 | 43939 | jjdelcerro | |
704 | 44644 | jjdelcerro | public DefaultCodeBuilder(ExpressionEvaluatorManager manager) {
|
705 | this.manager = manager;
|
||
706 | } |
||
707 | |||
708 | 43512 | jjdelcerro | @Override
|
709 | 43809 | jjdelcerro | public CodeBuilder clone() throws CloneNotSupportedException { |
710 | // This implementation of CodeBuilder does not maintain state, so
|
||
711 | // we only call the super class.
|
||
712 | DefaultCodeBuilder other = (DefaultCodeBuilder) super.clone();
|
||
713 | return other;
|
||
714 | } |
||
715 | |||
716 | @Override
|
||
717 | 43512 | jjdelcerro | public Constant constant(Object value) { |
718 | return new BaseConstant(value); |
||
719 | } |
||
720 | |||
721 | @Override
|
||
722 | public Identifier identifier(String name) { |
||
723 | return new BaseIdentifier(name); |
||
724 | } |
||
725 | |||
726 | @Override
|
||
727 | 44139 | jjdelcerro | public BaseCodes args() {
|
728 | return new BaseCodes(); |
||
729 | 43512 | jjdelcerro | } |
730 | |||
731 | @Override
|
||
732 | 44139 | jjdelcerro | public Caller function(String name, int type, Codes args) { |
733 | 43512 | jjdelcerro | return new BaseCaller(name, type, args); |
734 | } |
||
735 | |||
736 | @Override
|
||
737 | 44139 | jjdelcerro | public Caller function(String name, Codes args) { |
738 | 43512 | jjdelcerro | return function(name, Caller.FUNCTION, args);
|
739 | } |
||
740 | 43939 | jjdelcerro | |
741 | 43512 | jjdelcerro | @Override
|
742 | 44243 | jjdelcerro | public Code method(Code instance, String methodname, Codes methodargs) { |
743 | Method m = new BaseMethod(instance, methodname, methodargs); |
||
744 | 43939 | jjdelcerro | return m;
|
745 | } |
||
746 | |||
747 | @Override
|
||
748 | 43512 | jjdelcerro | public Caller operator(String name, Code arg1) { |
749 | 44139 | jjdelcerro | BaseCodes args = args(); |
750 | args.add(arg1); |
||
751 | 43512 | jjdelcerro | return function(name, Caller.UNARY_OPERATOR, args);
|
752 | } |
||
753 | |||
754 | @Override
|
||
755 | public Caller operator(String name, Code arg1, Code arg2) { |
||
756 | 44139 | jjdelcerro | BaseCodes args = args(); |
757 | args.add(arg1); |
||
758 | args.add(arg2); |
||
759 | 43512 | jjdelcerro | return function(name, Caller.BINARY_OPERATOR, args);
|
760 | } |
||
761 | 44198 | jjdelcerro | |
762 | 43512 | jjdelcerro | @Override
|
763 | public Code not(Code op1) {
|
||
764 | 44207 | jjdelcerro | return operator(OPERATOR_NOT, op1);
|
765 | 43512 | jjdelcerro | } |
766 | |||
767 | @Override
|
||
768 | 44098 | jjdelcerro | public Code negate(Code op1) {
|
769 | 44207 | jjdelcerro | return operator(OPERATOR_NEGATE, op1);
|
770 | 44098 | jjdelcerro | } |
771 | |||
772 | @Override
|
||
773 | 44139 | jjdelcerro | public Code concat(Code op1, Code op2) {
|
774 | 44207 | jjdelcerro | return operator(OPERATOR_CONCAT, op1, op2);
|
775 | 44139 | jjdelcerro | } |
776 | |||
777 | @Override
|
||
778 | 43512 | jjdelcerro | public Code add(Code op1, Code op2) {
|
779 | 44207 | jjdelcerro | return operator(OPERATOR_ADD, op1, op2);
|
780 | 43512 | jjdelcerro | } |
781 | |||
782 | @Override
|
||
783 | public Code subst(Code op1, Code op2) {
|
||
784 | 44207 | jjdelcerro | return operator(OPERATOR_SUBST, op1, op2);
|
785 | 43512 | jjdelcerro | } |
786 | |||
787 | @Override
|
||
788 | public Code mult(Code op1, Code op2) {
|
||
789 | 44207 | jjdelcerro | return operator(OPERATOR_MULT, op1, op2);
|
790 | 43512 | jjdelcerro | } |
791 | |||
792 | @Override
|
||
793 | public Code div(Code op1, Code op2) {
|
||
794 | 44207 | jjdelcerro | return operator(OPERATOR_DIV, op1, op2);
|
795 | 43512 | jjdelcerro | } |
796 | |||
797 | @Override
|
||
798 | public Code mod(Code op1, Code op2) {
|
||
799 | 44207 | jjdelcerro | return operator(OPERATOR_MOD, op1, op2);
|
800 | 43512 | jjdelcerro | } |
801 | |||
802 | @Override
|
||
803 | public Code or(Code op1, Code op2) {
|
||
804 | 44207 | jjdelcerro | return operator(OPERATOR_OR, op1, op2);
|
805 | 43512 | jjdelcerro | } |
806 | |||
807 | @Override
|
||
808 | public Code and(Code op1, Code op2) {
|
||
809 | 44207 | jjdelcerro | return operator(OPERATOR_AND, op1, op2);
|
810 | 43512 | jjdelcerro | } |
811 | |||
812 | @Override
|
||
813 | public Code like(Code op1, Code op2) {
|
||
814 | 44207 | jjdelcerro | return operator(OPERATOR_LIKE, op1, op2);
|
815 | 43512 | jjdelcerro | } |
816 | |||
817 | @Override
|
||
818 | public Code ilike(Code op1, Code op2) {
|
||
819 | 44207 | jjdelcerro | return operator(OPERATOR_ILIKE, op1, op2);
|
820 | 43512 | jjdelcerro | } |
821 | |||
822 | @Override
|
||
823 | 43532 | jjdelcerro | public Code regexp(Code op1, Code op2) {
|
824 | 44207 | jjdelcerro | return operator(OPERATOR_REGEXP, op1, op2);
|
825 | 43532 | jjdelcerro | } |
826 | |||
827 | @Override
|
||
828 | 43512 | jjdelcerro | public Code lt(Code op1, Code op2) {
|
829 | 44207 | jjdelcerro | return operator(OPERATOR_LT, op1, op2);
|
830 | 43512 | jjdelcerro | } |
831 | |||
832 | @Override
|
||
833 | public Code gt(Code op1, Code op2) {
|
||
834 | 44207 | jjdelcerro | return operator(OPERATOR_GT, op1, op2);
|
835 | 43512 | jjdelcerro | } |
836 | |||
837 | @Override
|
||
838 | public Code le(Code op1, Code op2) {
|
||
839 | 44207 | jjdelcerro | return operator(OPERATOR_LE, op1, op2);
|
840 | 43512 | jjdelcerro | } |
841 | |||
842 | @Override
|
||
843 | public Code ge(Code op1, Code op2) {
|
||
844 | 44207 | jjdelcerro | return operator(OPERATOR_GE, op1, op2);
|
845 | 43512 | jjdelcerro | } |
846 | |||
847 | @Override
|
||
848 | public Code eq(Code op1, Code op2) {
|
||
849 | 44207 | jjdelcerro | return operator(OPERATOR_EQ, op1, op2);
|
850 | 43512 | jjdelcerro | } |
851 | |||
852 | @Override
|
||
853 | public Code ne(Code op1, Code op2) {
|
||
854 | 44207 | jjdelcerro | return operator(OPERATOR_NE, op1, op2);
|
855 | 43512 | jjdelcerro | } |
856 | |||
857 | @Override
|
||
858 | public Code is(Code op1, Code op2) {
|
||
859 | 44207 | jjdelcerro | return operator(OPERATOR_IS, op1, op2);
|
860 | 43512 | jjdelcerro | } |
861 | |||
862 | 43939 | jjdelcerro | @Override
|
863 | public Code getattr(Code obj, String attrname) { |
||
864 | 44139 | jjdelcerro | BaseCodes args = args(); |
865 | args.add(obj); |
||
866 | args.add(constant(attrname)); |
||
867 | 44748 | jjdelcerro | return function(ExpressionBuilder.FUNCTION_GETATTR, args);
|
868 | 43939 | jjdelcerro | } |
869 | |||
870 | 44139 | jjdelcerro | @Override
|
871 | public Code getitem(Code obj, Code index) {
|
||
872 | BaseCodes args = args(); |
||
873 | args.add(obj); |
||
874 | args.add(index); |
||
875 | return function(GetitemFunction.NAME, args);
|
||
876 | } |
||
877 | |||
878 | |||
879 | 44198 | jjdelcerro | |
880 | 43512 | jjdelcerro | } |