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 @ 44592
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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 | 44389 | jjdelcerro | import org.apache.commons.lang3.ObjectUtils; |
8 | 43519 | jjdelcerro | import org.apache.commons.lang3.StringUtils; |
9 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.Code; |
10 | import static org.gvsig.expressionevaluator.Code.CALLER; |
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11 | import static org.gvsig.expressionevaluator.Code.CONSTANT; |
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12 | 44006 | jjdelcerro | import static org.gvsig.expressionevaluator.Code.IDENTIFIER; |
13 | import static org.gvsig.expressionevaluator.Code.UNDEFINED; |
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14 | 44198 | jjdelcerro | import static org.gvsig.expressionevaluator.Code.CODES; |
15 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.Code.Caller; |
16 | import org.gvsig.expressionevaluator.Code.Constant; |
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17 | 44198 | jjdelcerro | import static org.gvsig.expressionevaluator.Code.EMPTY_FORMATTER; |
18 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.Code.Identifier; |
19 | 43939 | jjdelcerro | import org.gvsig.expressionevaluator.Code.Method; |
20 | 44243 | jjdelcerro | //import org.gvsig.expressionevaluator.Code.Method;
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21 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.CodeBuilder; |
22 | 44139 | jjdelcerro | import org.gvsig.expressionevaluator.Codes; |
23 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionBuilder; |
24 | 44207 | jjdelcerro | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_ADD; |
25 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_AND; |
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26 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_CONCAT; |
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27 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_DIV; |
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28 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_EQ; |
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29 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_GE; |
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30 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_GT; |
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31 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_ILIKE; |
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32 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_IS; |
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33 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_LE; |
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34 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_LIKE; |
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35 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_LT; |
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36 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_MOD; |
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37 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_MULT; |
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38 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_NE; |
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39 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_NEGATE; |
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40 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_NOT; |
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41 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_OR; |
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42 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_REGEXP; |
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43 | import static org.gvsig.expressionevaluator.ExpressionBuilder.OPERATOR_SUBST; |
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44 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionBuilder.Value; |
45 | import org.gvsig.expressionevaluator.ExpressionUtils; |
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46 | import org.gvsig.expressionevaluator.Formatter; |
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47 | 43512 | jjdelcerro | import org.gvsig.expressionevaluator.Function; |
48 | 43521 | jjdelcerro | import org.gvsig.expressionevaluator.Interpreter; |
49 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.SymbolTable; |
50 | 44243 | jjdelcerro | import org.gvsig.expressionevaluator.impl.function.programming.CallMethodFunction; |
51 | 44139 | jjdelcerro | import org.gvsig.expressionevaluator.impl.function.programming.GetattrFunction; |
52 | import org.gvsig.expressionevaluator.impl.function.programming.GetitemFunction; |
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53 | 44009 | jjdelcerro | import org.gvsig.fmap.geom.Geometry; |
54 | 44389 | jjdelcerro | import org.gvsig.tools.dynobject.DynObject; |
55 | import org.gvsig.tools.dynobject.exception.DynMethodNotSupportedException; |
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56 | 43512 | jjdelcerro | import org.gvsig.tools.exception.BaseException; |
57 | 44389 | jjdelcerro | import org.gvsig.tools.script.Script; |
58 | 43512 | jjdelcerro | import org.gvsig.tools.visitor.Visitor; |
59 | |||
60 | 44009 | jjdelcerro | @SuppressWarnings("UseSpecificCatch") |
61 | 44198 | jjdelcerro | public class DefaultCodeBuilder implements CodeBuilder { |
62 | 43512 | jjdelcerro | |
63 | 44198 | jjdelcerro | public abstract class BaseCode implements Code { |
64 | 43512 | jjdelcerro | |
65 | @Override
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66 | public int code() { |
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67 | return UNDEFINED;
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68 | } |
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69 | |||
70 | @Override
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71 | public void accept(Visitor visitor) throws BaseException { |
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72 | visitor.visit(this);
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73 | } |
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74 | |||
75 | 44198 | jjdelcerro | @Override
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76 | public Value toValue(ExpressionBuilder builder) {
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77 | return null; |
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78 | } |
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79 | |||
80 | @Override
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81 | public Value toValue() {
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82 | ExpressionBuilder builder = ExpressionUtils.createExpressionBuilder(); |
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83 | return this.toValue(builder); |
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84 | } |
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85 | |||
86 | @Override
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87 | public void link(SymbolTable symbolTable) { |
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88 | if( this.code() == Code.CALLER ) { |
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89 | Caller caller = (Caller) this;
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90 | if( caller.function() == null ) { |
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91 | caller.function(symbolTable.function(caller.name())); |
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92 | } |
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93 | if( caller.parameters() != null ) { |
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94 | for( Code arg : caller.parameters() ) {
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95 | arg.link(symbolTable); |
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96 | } |
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97 | } |
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98 | } |
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99 | } |
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100 | 43512 | jjdelcerro | } |
101 | |||
102 | class BaseConstant extends BaseCode implements Constant { |
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103 | |||
104 | 44211 | jjdelcerro | private Object value; |
105 | 43512 | jjdelcerro | |
106 | public BaseConstant(Object value) { |
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107 | this.value = value;
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108 | } |
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109 | |||
110 | @Override
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111 | public int code() { |
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112 | return CONSTANT;
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113 | } |
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114 | |||
115 | @Override
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116 | public Object value() { |
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117 | return this.value; |
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118 | } |
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119 | |||
120 | 44211 | jjdelcerro | public void value(Object v) { |
121 | this.value = v;
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122 | } |
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123 | |||
124 | 43521 | jjdelcerro | @Override
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125 | 44198 | jjdelcerro | public Value toValue(ExpressionBuilder builder) {
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126 | return builder.constant(this.value); |
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127 | } |
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128 | |||
129 | @Override
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130 | 43521 | jjdelcerro | public String toString() { |
131 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
132 | } |
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133 | |||
134 | @Override
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135 | public String toString(Formatter<Code> formatter) { |
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136 | if( formatter.canApply(this) ) { |
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137 | return formatter.format(this); |
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138 | } |
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139 | 43521 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
140 | Object v = this.value(); |
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141 | 44139 | jjdelcerro | if( v == null ) { |
142 | builder.append("NULL");
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143 | } else if( v instanceof CharSequence ) { |
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144 | if( StringUtils.isEmpty((CharSequence)v) ) { |
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145 | builder.append("''");
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146 | } else {
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147 | 44198 | jjdelcerro | v = "'" + StringUtils.replace(v.toString(), "'", "''") + "'"; |
148 | 44139 | jjdelcerro | builder.append(v); |
149 | } |
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150 | 44009 | jjdelcerro | |
151 | 44139 | jjdelcerro | } else if( v instanceof Boolean ) { |
152 | builder.append(((Boolean)v).toString().toUpperCase());
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153 | |||
154 | 44009 | jjdelcerro | } else if( v instanceof Geometry ) { |
155 | try {
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156 | builder.append("'");
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157 | builder.append(((Geometry) v).convertToWKT()); |
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158 | builder.append("'::geometry");
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159 | } catch (Exception ex) { |
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160 | builder.append("'UNKNOW'::geometry");
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161 | } |
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162 | |||
163 | } else {
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164 | builder.append(v); |
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165 | 43521 | jjdelcerro | } |
166 | return builder.toString();
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167 | } |
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168 | |||
169 | 43512 | jjdelcerro | } |
170 | |||
171 | 44154 | jjdelcerro | public interface RecursionControlSupport { |
172 | |||
173 | public boolean enterCode(int max); |
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174 | |||
175 | public void exitCode(); |
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176 | |||
177 | public void resetRecursionState(); |
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178 | } |
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179 | |||
180 | private class RecursionSupport implements RecursionControlSupport { |
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181 | |||
182 | private int counter; |
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183 | |||
184 | public RecursionSupport() {
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185 | this.counter = 0; |
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186 | } |
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187 | 43512 | jjdelcerro | |
188 | 44154 | jjdelcerro | @Override
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189 | public boolean enterCode(int max) { |
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190 | this.counter += 1; |
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191 | return this.counter < max; |
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192 | } |
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193 | 43512 | jjdelcerro | |
194 | 44154 | jjdelcerro | @Override
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195 | public void exitCode() { |
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196 | this.counter -= 1; |
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197 | } |
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198 | |||
199 | @Override
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200 | public void resetRecursionState() { |
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201 | this.counter = 0; |
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202 | } |
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203 | |||
204 | } |
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205 | |||
206 | public class BaseIdentifier extends BaseCode implements Identifier, RecursionControlSupport { |
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207 | |||
208 | 44198 | jjdelcerro | private final String name; |
209 | private final RecursionSupport recursionSupport; |
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210 | 44154 | jjdelcerro | |
211 | 43512 | jjdelcerro | public BaseIdentifier(String name) { |
212 | this.name = name;
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213 | 44154 | jjdelcerro | this.recursionSupport = new RecursionSupport(); |
214 | 43512 | jjdelcerro | } |
215 | |||
216 | @Override
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217 | public int code() { |
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218 | return IDENTIFIER;
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219 | } |
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220 | |||
221 | @Override
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222 | public String name() { |
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223 | return this.name; |
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224 | } |
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225 | |||
226 | 43521 | jjdelcerro | @Override
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227 | 44198 | jjdelcerro | public Value toValue(ExpressionBuilder builder) {
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228 | return builder.variable(this.name); |
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229 | } |
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230 | |||
231 | @Override
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232 | 43521 | jjdelcerro | public String toString() { |
233 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
234 | } |
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235 | |||
236 | @Override
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237 | public String toString(Formatter<Code> formatter) { |
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238 | if( formatter.canApply(this) ) { |
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239 | return formatter.format(this); |
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240 | } |
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241 | 43521 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
242 | 44006 | jjdelcerro | builder.append("\"");
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243 | 43521 | jjdelcerro | builder.append(this.name());
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244 | 44006 | jjdelcerro | builder.append("\"");
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245 | 43521 | jjdelcerro | return builder.toString();
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246 | } |
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247 | |||
248 | 44154 | jjdelcerro | @Override
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249 | public boolean enterCode(int max) { |
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250 | return this.recursionSupport.enterCode(max); |
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251 | } |
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252 | |||
253 | @Override
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254 | public void exitCode() { |
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255 | this.recursionSupport.exitCode();
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256 | } |
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257 | |||
258 | @Override
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259 | public void resetRecursionState() { |
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260 | this.recursionSupport.resetRecursionState();
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261 | } |
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262 | |||
263 | 43512 | jjdelcerro | } |
264 | |||
265 | 44139 | jjdelcerro | public class BaseCodes implements Codes { |
266 | 43512 | jjdelcerro | |
267 | 44139 | jjdelcerro | private final List<Code> codes; |
268 | 43512 | jjdelcerro | |
269 | 44139 | jjdelcerro | public BaseCodes() {
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270 | this.codes = new ArrayList<>(); |
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271 | 43512 | jjdelcerro | } |
272 | |||
273 | @Override
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274 | 44198 | jjdelcerro | public int code() { |
275 | return CODES;
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276 | } |
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277 | |||
278 | @Override
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279 | 44139 | jjdelcerro | public int size() { |
280 | if( codes == null ) { |
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281 | 43512 | jjdelcerro | return 0; |
282 | } |
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283 | 44139 | jjdelcerro | return this.codes.size(); |
284 | 43512 | jjdelcerro | } |
285 | |||
286 | public void add(Code arg) { |
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287 | 44139 | jjdelcerro | this.codes.add(arg);
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288 | 43512 | jjdelcerro | } |
289 | |||
290 | 44243 | jjdelcerro | public void insert(int pos, Code arg) { |
291 | this.codes.add(pos, arg);
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292 | } |
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293 | |||
294 | 43512 | jjdelcerro | @Override
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295 | public Iterator<Code> iterator() { |
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296 | 44139 | jjdelcerro | return this.codes.iterator(); |
297 | 43512 | jjdelcerro | } |
298 | |||
299 | @Override
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300 | public Code get(int n) { |
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301 | 44139 | jjdelcerro | return this.codes.get(n); |
302 | 43512 | jjdelcerro | } |
303 | |||
304 | @Override
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305 | 44139 | jjdelcerro | public boolean isEmpty() { |
306 | return this.codes.isEmpty(); |
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307 | } |
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308 | |||
309 | @Override
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310 | public List<Code> toList() { |
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311 | return Collections.unmodifiableList(this.codes); |
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312 | } |
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313 | |||
314 | @Override
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315 | 43512 | jjdelcerro | public void accept(Visitor visitor) throws BaseException { |
316 | 44139 | jjdelcerro | for( Code arg : this.codes ) { |
317 | 44190 | jjdelcerro | arg.accept(visitor); |
318 | 43512 | jjdelcerro | } |
319 | } |
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320 | |||
321 | 43521 | jjdelcerro | @Override
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322 | public String toString() { |
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323 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
324 | } |
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325 | |||
326 | @Override
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327 | public Value toValue(ExpressionBuilder builder) {
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328 | throw new UnsupportedOperationException(); |
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329 | } |
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330 | |||
331 | @Override
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332 | public Value toValue() {
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333 | throw new UnsupportedOperationException(); |
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334 | } |
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335 | |||
336 | @Override
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337 | public String toString(Formatter<Code> formatter) { |
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338 | if( formatter.canApply(this) ) { |
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339 | return formatter.format(this); |
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340 | } |
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341 | 44139 | jjdelcerro | if( codes != null ) { |
342 | 43521 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
343 | boolean skipcoma = true; |
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344 | 44139 | jjdelcerro | for( Code code : codes ) {
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345 | if( code == null ) { |
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346 | continue;
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347 | } |
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348 | 43521 | jjdelcerro | if( skipcoma ) {
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349 | skipcoma = false;
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350 | } else {
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351 | builder.append(", ");
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352 | } |
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353 | 44198 | jjdelcerro | builder.append(code.toString(formatter)); |
354 | 43521 | jjdelcerro | } |
355 | return builder.toString();
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356 | } |
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357 | return ""; |
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358 | } |
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359 | |||
360 | 44198 | jjdelcerro | @Override
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361 | public void link(SymbolTable symbolTable) { |
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362 | for (Code code : this.codes) { |
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363 | code.link(symbolTable); |
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364 | } |
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365 | } |
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366 | |||
367 | 43512 | jjdelcerro | } |
368 | |||
369 | 44154 | jjdelcerro | public class BaseCaller extends BaseCode implements Caller, RecursionControlSupport { |
370 | 43512 | jjdelcerro | |
371 | private final String name; |
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372 | 44139 | jjdelcerro | private final Codes args; |
373 | 43512 | jjdelcerro | private Function function;
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374 | private final int type; |
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375 | 44198 | jjdelcerro | private final RecursionSupport recursionSupport; |
376 | 43512 | jjdelcerro | |
377 | 44139 | jjdelcerro | public BaseCaller(String name, int type, Codes args) { |
378 | 43512 | jjdelcerro | this.name = name;
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379 | this.args = args;
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380 | this.type = type;
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381 | this.function = null; |
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382 | 44154 | jjdelcerro | this.recursionSupport = new RecursionSupport(); |
383 | 43512 | jjdelcerro | } |
384 | |||
385 | @Override
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386 | public int code() { |
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387 | return CALLER;
|
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388 | } |
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389 | |||
390 | @Override
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391 | 43521 | jjdelcerro | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
392 | return this.function.call(interpreter, args); |
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393 | 43512 | jjdelcerro | } |
394 | |||
395 | @Override
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396 | public String name() { |
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397 | return this.name; |
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398 | } |
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399 | |||
400 | @Override
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401 | public Function function() {
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402 | return this.function; |
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403 | } |
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404 | |||
405 | @Override
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406 | public Function function(Function function) {
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407 | this.function = function;
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408 | return this.function; |
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409 | } |
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410 | |||
411 | @Override
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412 | 44198 | jjdelcerro | public Codes parameters() {
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413 | 43512 | jjdelcerro | return this.args; |
414 | } |
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415 | |||
416 | @Override
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417 | public int type() { |
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418 | return this.type; |
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419 | } |
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420 | |||
421 | @Override
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422 | public void accept(Visitor visitor) throws BaseException { |
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423 | visitor.visit(this);
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424 | 44052 | omartinez | if(this.args!=null) { |
425 | this.args.accept(visitor);
|
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426 | } |
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427 | 43512 | jjdelcerro | } |
428 | |||
429 | 43521 | jjdelcerro | @Override
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430 | 44198 | jjdelcerro | public Value toValue(ExpressionBuilder builder) {
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431 | switch(this.type) { |
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432 | case UNARY_OPERATOR:
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433 | return builder.function(
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434 | 44207 | jjdelcerro | OPERATOR_NEGATE.equalsIgnoreCase(this.name())?
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435 | 44198 | jjdelcerro | "-" :
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436 | this.name(),
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437 | this.parameters().get(0).toValue(builder) |
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438 | ); |
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439 | case BINARY_OPERATOR:
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440 | return builder.binaryOperator(
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441 | this.name(),
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442 | this.parameters().get(0).toValue(builder), |
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443 | this.parameters().get(1).toValue(builder) |
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444 | ); |
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445 | case FUNCTION:
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446 | default:
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447 | ExpressionBuilder.Function f = builder.function(this.name());
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448 | if( this.parameters()!=null ) { |
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449 | for (Code parameter : this.parameters()) { |
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450 | f.parameter(parameter.toValue(builder)); |
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451 | } |
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452 | |||
453 | } |
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454 | return f;
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455 | |||
456 | } |
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457 | } |
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458 | |||
459 | @Override
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460 | 43521 | jjdelcerro | public String toString() { |
461 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
462 | } |
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463 | |||
464 | @Override
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465 | public String toString(Formatter<Code> formatter) { |
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466 | if( formatter.canApply(this) ) { |
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467 | return formatter.format(this); |
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468 | } |
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469 | 44379 | jjdelcerro | Code code; |
470 | 43521 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
471 | 44198 | jjdelcerro | switch(this.type) { |
472 | case UNARY_OPERATOR:
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473 | 44207 | jjdelcerro | if( OPERATOR_NEGATE.equalsIgnoreCase(this.name()) ) { |
474 | 44198 | jjdelcerro | builder.append("-");
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475 | } else {
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476 | builder.append(this.name());
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477 | } |
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478 | builder.append("(");
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479 | builder.append(this.parameters().get(0).toString(formatter)); |
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480 | builder.append(")");
|
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481 | break;
|
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482 | case BINARY_OPERATOR:
|
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483 | builder.append("(");
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484 | 44379 | jjdelcerro | code = this.parameters().get(0); |
485 | if( code == null ) { |
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486 | builder.append("?NULL?");
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487 | } else {
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488 | builder.append(code.toString(formatter)); |
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489 | } |
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490 | 44198 | jjdelcerro | builder.append(" ");
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491 | builder.append(this.name());
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492 | builder.append(" ");
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493 | 44379 | jjdelcerro | code = this.parameters().get(1); |
494 | if( code == null ) { |
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495 | builder.append("?NULL?");
|
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496 | } else {
|
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497 | builder.append(code.toString(formatter)); |
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498 | } |
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499 | 44198 | jjdelcerro | builder.append(")");
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500 | break;
|
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501 | case FUNCTION:
|
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502 | default:
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503 | builder.append(this.name());
|
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504 | builder.append("(");
|
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505 | if( this.parameters()!=null ) { |
||
506 | builder.append(this.parameters().toString(formatter));
|
||
507 | } |
||
508 | builder.append(")");
|
||
509 | 43521 | jjdelcerro | } |
510 | return builder.toString();
|
||
511 | } |
||
512 | |||
513 | 44154 | jjdelcerro | @Override
|
514 | public boolean enterCode(int max) { |
||
515 | return this.recursionSupport.enterCode(max); |
||
516 | } |
||
517 | |||
518 | @Override
|
||
519 | public void exitCode() { |
||
520 | this.recursionSupport.exitCode();
|
||
521 | } |
||
522 | |||
523 | @Override
|
||
524 | public void resetRecursionState() { |
||
525 | this.recursionSupport.resetRecursionState();
|
||
526 | } |
||
527 | 43512 | jjdelcerro | } |
528 | |||
529 | 44243 | jjdelcerro | public class BaseMethod extends BaseCode implements Method { |
530 | 43939 | jjdelcerro | |
531 | 44243 | jjdelcerro | private final Code instance; |
532 | 43939 | jjdelcerro | private final String methodname; |
533 | 44243 | jjdelcerro | private final Codes args; |
534 | 43939 | jjdelcerro | |
535 | 44243 | jjdelcerro | public BaseMethod(Code instance, String methodname, Codes args) { |
536 | this.instance = instance;
|
||
537 | 43939 | jjdelcerro | this.methodname = methodname;
|
538 | 44243 | jjdelcerro | this.args = args;
|
539 | 43939 | jjdelcerro | } |
540 | |||
541 | @Override
|
||
542 | public int code() { |
||
543 | return METHOD;
|
||
544 | } |
||
545 | |||
546 | @Override
|
||
547 | public String methodname() { |
||
548 | return this.methodname; |
||
549 | } |
||
550 | |||
551 | @Override
|
||
552 | 44243 | jjdelcerro | public Code instance() {
|
553 | return this.instance; |
||
554 | 43939 | jjdelcerro | } |
555 | |||
556 | @Override
|
||
557 | 44243 | jjdelcerro | public Codes parameters() {
|
558 | return this.args; |
||
559 | } |
||
560 | |||
561 | @Override
|
||
562 | public Object call(Interpreter interpreter, Object[] args) throws Exception { |
||
563 | Object theInstance = interpreter.run(instance);
|
||
564 | 44389 | jjdelcerro | if( theInstance instanceof SimpleScript ) { |
565 | try {
|
||
566 | return ((SimpleScript)theInstance).invokeFunction(methodname, args);
|
||
567 | } catch(NoSuchMethodException ex) { |
||
568 | // Ignore... continue calling instance method
|
||
569 | } |
||
570 | } else if( theInstance instanceof DynObject ) { |
||
571 | DynObject dynobj = (DynObject) theInstance; |
||
572 | try {
|
||
573 | return dynobj.invokeDynMethod(methodname, args);
|
||
574 | } catch(DynMethodNotSupportedException ex) {
|
||
575 | // Ignore... continue calling instance method
|
||
576 | } |
||
577 | } |
||
578 | 44243 | jjdelcerro | return InstanceUtils.callmethod(theInstance, methodname, args);
|
579 | } |
||
580 | |||
581 | @Override
|
||
582 | 43939 | jjdelcerro | public String toString() { |
583 | 44198 | jjdelcerro | return this.toString(EMPTY_FORMATTER); |
584 | } |
||
585 | |||
586 | @Override
|
||
587 | public Value toValue(ExpressionBuilder builder) {
|
||
588 | 44243 | jjdelcerro | ExpressionBuilder.Method m = builder.method(this.instance.toValue(builder), this.methodname); |
589 | 44198 | jjdelcerro | if( this.parameters()!=null ) { |
590 | for (Code parameter : this.parameters()) { |
||
591 | m.parameter(parameter.toValue(builder)); |
||
592 | } |
||
593 | } |
||
594 | return m;
|
||
595 | } |
||
596 | |||
597 | @Override
|
||
598 | public String toString(Formatter<Code> formatter) { |
||
599 | if( formatter.canApply(this) ) { |
||
600 | return formatter.format(this); |
||
601 | } |
||
602 | 43939 | jjdelcerro | StringBuilder builder = new StringBuilder(); |
603 | 44243 | jjdelcerro | builder.append(this.instance.toString(formatter));
|
604 | 43939 | jjdelcerro | builder.append("->");
|
605 | builder.append(this.methodname());
|
||
606 | builder.append("(");
|
||
607 | 44198 | jjdelcerro | if( this.parameters()!=null ) { |
608 | builder.append(this.parameters().toString(formatter));
|
||
609 | 43939 | jjdelcerro | } |
610 | builder.append(")");
|
||
611 | return builder.toString();
|
||
612 | } |
||
613 | 44243 | jjdelcerro | |
614 | |||
615 | 43939 | jjdelcerro | } |
616 | |||
617 | 43512 | jjdelcerro | @Override
|
618 | 43809 | jjdelcerro | public CodeBuilder clone() throws CloneNotSupportedException { |
619 | // This implementation of CodeBuilder does not maintain state, so
|
||
620 | // we only call the super class.
|
||
621 | DefaultCodeBuilder other = (DefaultCodeBuilder) super.clone();
|
||
622 | return other;
|
||
623 | } |
||
624 | |||
625 | @Override
|
||
626 | 43512 | jjdelcerro | public Constant constant(Object value) { |
627 | return new BaseConstant(value); |
||
628 | } |
||
629 | |||
630 | @Override
|
||
631 | public Identifier identifier(String name) { |
||
632 | return new BaseIdentifier(name); |
||
633 | } |
||
634 | |||
635 | @Override
|
||
636 | 44139 | jjdelcerro | public BaseCodes args() {
|
637 | return new BaseCodes(); |
||
638 | 43512 | jjdelcerro | } |
639 | |||
640 | @Override
|
||
641 | 44139 | jjdelcerro | public Caller function(String name, int type, Codes args) { |
642 | 43512 | jjdelcerro | return new BaseCaller(name, type, args); |
643 | } |
||
644 | |||
645 | @Override
|
||
646 | 44139 | jjdelcerro | public Caller function(String name, Codes args) { |
647 | 43512 | jjdelcerro | return function(name, Caller.FUNCTION, args);
|
648 | } |
||
649 | 43939 | jjdelcerro | |
650 | 43512 | jjdelcerro | @Override
|
651 | 44243 | jjdelcerro | public Code method(Code instance, String methodname, Codes methodargs) { |
652 | Method m = new BaseMethod(instance, methodname, methodargs); |
||
653 | 43939 | jjdelcerro | return m;
|
654 | } |
||
655 | |||
656 | @Override
|
||
657 | 43512 | jjdelcerro | public Caller operator(String name, Code arg1) { |
658 | 44139 | jjdelcerro | BaseCodes args = args(); |
659 | args.add(arg1); |
||
660 | 43512 | jjdelcerro | return function(name, Caller.UNARY_OPERATOR, args);
|
661 | } |
||
662 | |||
663 | @Override
|
||
664 | public Caller operator(String name, Code arg1, Code arg2) { |
||
665 | 44139 | jjdelcerro | BaseCodes args = args(); |
666 | args.add(arg1); |
||
667 | args.add(arg2); |
||
668 | 43512 | jjdelcerro | return function(name, Caller.BINARY_OPERATOR, args);
|
669 | } |
||
670 | 44198 | jjdelcerro | |
671 | 43512 | jjdelcerro | @Override
|
672 | public Code not(Code op1) {
|
||
673 | 44207 | jjdelcerro | return operator(OPERATOR_NOT, op1);
|
674 | 43512 | jjdelcerro | } |
675 | |||
676 | @Override
|
||
677 | 44098 | jjdelcerro | public Code negate(Code op1) {
|
678 | 44207 | jjdelcerro | return operator(OPERATOR_NEGATE, op1);
|
679 | 44098 | jjdelcerro | } |
680 | |||
681 | @Override
|
||
682 | 44139 | jjdelcerro | public Code concat(Code op1, Code op2) {
|
683 | 44207 | jjdelcerro | return operator(OPERATOR_CONCAT, op1, op2);
|
684 | 44139 | jjdelcerro | } |
685 | |||
686 | @Override
|
||
687 | 43512 | jjdelcerro | public Code add(Code op1, Code op2) {
|
688 | 44207 | jjdelcerro | return operator(OPERATOR_ADD, op1, op2);
|
689 | 43512 | jjdelcerro | } |
690 | |||
691 | @Override
|
||
692 | public Code subst(Code op1, Code op2) {
|
||
693 | 44207 | jjdelcerro | return operator(OPERATOR_SUBST, op1, op2);
|
694 | 43512 | jjdelcerro | } |
695 | |||
696 | @Override
|
||
697 | public Code mult(Code op1, Code op2) {
|
||
698 | 44207 | jjdelcerro | return operator(OPERATOR_MULT, op1, op2);
|
699 | 43512 | jjdelcerro | } |
700 | |||
701 | @Override
|
||
702 | public Code div(Code op1, Code op2) {
|
||
703 | 44207 | jjdelcerro | return operator(OPERATOR_DIV, op1, op2);
|
704 | 43512 | jjdelcerro | } |
705 | |||
706 | @Override
|
||
707 | public Code mod(Code op1, Code op2) {
|
||
708 | 44207 | jjdelcerro | return operator(OPERATOR_MOD, op1, op2);
|
709 | 43512 | jjdelcerro | } |
710 | |||
711 | @Override
|
||
712 | public Code or(Code op1, Code op2) {
|
||
713 | 44207 | jjdelcerro | return operator(OPERATOR_OR, op1, op2);
|
714 | 43512 | jjdelcerro | } |
715 | |||
716 | @Override
|
||
717 | public Code and(Code op1, Code op2) {
|
||
718 | 44207 | jjdelcerro | return operator(OPERATOR_AND, op1, op2);
|
719 | 43512 | jjdelcerro | } |
720 | |||
721 | @Override
|
||
722 | public Code like(Code op1, Code op2) {
|
||
723 | 44207 | jjdelcerro | return operator(OPERATOR_LIKE, op1, op2);
|
724 | 43512 | jjdelcerro | } |
725 | |||
726 | @Override
|
||
727 | public Code ilike(Code op1, Code op2) {
|
||
728 | 44207 | jjdelcerro | return operator(OPERATOR_ILIKE, op1, op2);
|
729 | 43512 | jjdelcerro | } |
730 | |||
731 | @Override
|
||
732 | 43532 | jjdelcerro | public Code regexp(Code op1, Code op2) {
|
733 | 44207 | jjdelcerro | return operator(OPERATOR_REGEXP, op1, op2);
|
734 | 43532 | jjdelcerro | } |
735 | |||
736 | @Override
|
||
737 | 43512 | jjdelcerro | public Code lt(Code op1, Code op2) {
|
738 | 44207 | jjdelcerro | return operator(OPERATOR_LT, op1, op2);
|
739 | 43512 | jjdelcerro | } |
740 | |||
741 | @Override
|
||
742 | public Code gt(Code op1, Code op2) {
|
||
743 | 44207 | jjdelcerro | return operator(OPERATOR_GT, op1, op2);
|
744 | 43512 | jjdelcerro | } |
745 | |||
746 | @Override
|
||
747 | public Code le(Code op1, Code op2) {
|
||
748 | 44207 | jjdelcerro | return operator(OPERATOR_LE, op1, op2);
|
749 | 43512 | jjdelcerro | } |
750 | |||
751 | @Override
|
||
752 | public Code ge(Code op1, Code op2) {
|
||
753 | 44207 | jjdelcerro | return operator(OPERATOR_GE, op1, op2);
|
754 | 43512 | jjdelcerro | } |
755 | |||
756 | @Override
|
||
757 | public Code eq(Code op1, Code op2) {
|
||
758 | 44207 | jjdelcerro | return operator(OPERATOR_EQ, op1, op2);
|
759 | 43512 | jjdelcerro | } |
760 | |||
761 | @Override
|
||
762 | public Code ne(Code op1, Code op2) {
|
||
763 | 44207 | jjdelcerro | return operator(OPERATOR_NE, op1, op2);
|
764 | 43512 | jjdelcerro | } |
765 | |||
766 | @Override
|
||
767 | public Code is(Code op1, Code op2) {
|
||
768 | 44207 | jjdelcerro | return operator(OPERATOR_IS, op1, op2);
|
769 | 43512 | jjdelcerro | } |
770 | |||
771 | 43939 | jjdelcerro | @Override
|
772 | public Code getattr(Code obj, String attrname) { |
||
773 | 44139 | jjdelcerro | BaseCodes args = args(); |
774 | args.add(obj); |
||
775 | args.add(constant(attrname)); |
||
776 | return function(GetattrFunction.NAME, args);
|
||
777 | 43939 | jjdelcerro | } |
778 | |||
779 | 44139 | jjdelcerro | @Override
|
780 | public Code getitem(Code obj, Code index) {
|
||
781 | BaseCodes args = args(); |
||
782 | args.add(obj); |
||
783 | args.add(index); |
||
784 | return function(GetitemFunction.NAME, args);
|
||
785 | } |
||
786 | |||
787 | |||
788 | 44198 | jjdelcerro | |
789 | 43512 | jjdelcerro | } |