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 / DefaultExpressionEvaluatorManager.java @ 43521
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1 | 43521 | jjdelcerro | package org.gvsig.expressionevaluator.impl; |
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2 | |||
3 | import org.gvsig.expressionevaluator.Code; |
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4 | import org.gvsig.expressionevaluator.CodeBuilder; |
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5 | import org.gvsig.expressionevaluator.Compiler; |
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6 | import org.gvsig.expressionevaluator.ExpressionEvaluator; |
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7 | import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
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8 | import org.gvsig.expressionevaluator.Interpreter; |
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9 | import org.gvsig.expressionevaluator.LexicalAnalyzer; |
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10 | import org.gvsig.expressionevaluator.MutableSymbolTable; |
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11 | import org.gvsig.expressionevaluator.SymbolTable; |
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12 | import org.gvsig.fmap.dal.EvaluatorFactory; |
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13 | import org.gvsig.integration.DefaultEvaluatorFactory; |
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14 | import org.gvsig.integration.DefaultExpressionEvaluator; |
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15 | |||
16 | |||
17 | public class DefaultExpressionEvaluatorManager implements ExpressionEvaluatorManager { |
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18 | |||
19 | private Double accuracy; |
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20 | |||
21 | public DefaultExpressionEvaluatorManager() {
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22 | |||
23 | } |
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24 | |||
25 | @Override
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26 | public Object evaluate(String source) { |
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27 | DefaultInterpreter interpreter = new DefaultInterpreter();
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28 | DefaultCompiler compiler = new DefaultCompiler();
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29 | Code code = compiler.compileExpression(source); |
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30 | return interpreter.run(code);
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31 | } |
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32 | |||
33 | @Override
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34 | public Object evaluate(SymbolTable symbolTable, String source) { |
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35 | DefaultInterpreter interpreter = new DefaultInterpreter();
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36 | DefaultCompiler compiler = new DefaultCompiler();
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37 | Code code = compiler.compileExpression(source); |
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38 | interpreter.setSymbolTable(symbolTable); |
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39 | return interpreter.run(code);
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40 | } |
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41 | |||
42 | @Override
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43 | public Object evaluate(SymbolTable symbolTable, Code code) { |
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44 | DefaultInterpreter interpreter = new DefaultInterpreter();
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45 | interpreter.setSymbolTable(symbolTable); |
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46 | return interpreter.run(code);
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47 | } |
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48 | |||
49 | @Override
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50 | public Code compile(String source) { |
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51 | DefaultCompiler compiler = new DefaultCompiler();
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52 | return compiler.compileExpression(source);
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53 | } |
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54 | |||
55 | @Override
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56 | public Code compile(LexicalAnalyzer lex, String source) { |
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57 | DefaultCompiler compiler = new DefaultCompiler();
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58 | compiler.setLexicalAnalyzer(lex); |
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59 | return compiler.compileExpression(source);
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60 | } |
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61 | |||
62 | @Override
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63 | public MutableSymbolTable createSymbolTable() {
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64 | return new DefaultSymbolTable(); |
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65 | } |
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66 | |||
67 | @Override
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68 | public LexicalAnalyzer createLexicalAnalyzer() {
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69 | return new SQLLexicalAnalyzer(); |
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70 | } |
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71 | |||
72 | @Override
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73 | public CodeBuilder createCodeBuilder() {
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74 | return new DefaultCodeBuilder(); |
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75 | } |
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76 | |||
77 | @Override
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78 | public Compiler createCompiler() { |
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79 | return new DefaultCompiler(); |
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80 | } |
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81 | |||
82 | @Override
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83 | public Interpreter createInterpreter() {
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84 | return new DefaultInterpreter(); |
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85 | } |
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86 | |||
87 | @Override
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88 | public ExpressionEvaluator createEvaluator(String expression) { |
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89 | DefaultExpressionEvaluator e = new DefaultExpressionEvaluator();
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90 | e.setSource(expression); |
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91 | return e;
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92 | } |
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93 | |||
94 | @Override
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95 | public ExpressionEvaluator createEvaluator() {
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96 | return new DefaultExpressionEvaluator(); |
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97 | } |
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98 | |||
99 | @Override
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100 | public EvaluatorFactory createEvaluatorFactory() {
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101 | return new DefaultEvaluatorFactory(); |
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102 | } |
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103 | |||
104 | @Override
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105 | public Double getAccuracy() { |
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106 | return this.accuracy; |
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107 | } |
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108 | |||
109 | @Override
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110 | public void setAccuracy(Double accuracy) { |
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111 | this.accuracy = accuracy;
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112 | } |
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113 | |||
114 | } |