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 / javascripting / CosaScriptEngineFactory.java @ 44389
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1 | 44389 | jjdelcerro | package org.gvsig.expressionevaluator.impl.javascripting; |
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2 | |||
3 | import java.util.Arrays; |
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4 | import java.util.Collections; |
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5 | import java.util.List; |
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6 | import javax.script.ScriptEngine; |
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7 | import javax.script.ScriptEngineFactory; |
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8 | |||
9 | /**
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10 | *
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11 | * @author jjdelcerro
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12 | */
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13 | public class CosaScriptEngineFactory |
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14 | implements ScriptEngineFactory
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15 | { |
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16 | public static final String ENGINE_NAME = "Cosa"; |
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17 | public static final String ENGINE_VERSION = "1.0.0"; |
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18 | |||
19 | public static final String LANGUAGE_NAME = "cosa"; |
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20 | public static final String LANGUAGE_VERSION = "1.0"; |
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21 | public static final String[] NAMES = new String[] { |
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22 | ENGINE_NAME, |
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23 | "COSA",
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24 | "cosa"
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25 | }; |
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26 | public static final String[] FILE_EXTENSIONS = new String[] { |
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27 | "cosa"
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28 | }; |
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29 | public static final String[] MIME_TYPES = new String[] { |
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30 | "text/cosa",
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31 | "application/cosa",
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32 | "text/x-cosa",
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33 | "application/x-cosa"
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34 | }; |
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35 | |||
36 | public CosaScriptEngineFactory() {
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37 | |||
38 | } |
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39 | |||
40 | @Override
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41 | public String getEngineName() { |
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42 | return ENGINE_NAME;
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43 | } |
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44 | |||
45 | @Override
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46 | public String getEngineVersion() { |
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47 | return ENGINE_VERSION;
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48 | } |
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49 | |||
50 | @Override
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51 | public List<String> getExtensions() { |
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52 | return Collections.unmodifiableList(Arrays.asList(FILE_EXTENSIONS)); |
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53 | } |
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54 | |||
55 | @Override
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56 | public String getLanguageName() { |
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57 | return LANGUAGE_NAME;
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58 | } |
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59 | |||
60 | @Override
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61 | public String getLanguageVersion() { |
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62 | return LANGUAGE_VERSION;
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63 | } |
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64 | |||
65 | @Override
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66 | public Object getParameter(String key) { |
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67 | switch (key) {
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68 | case ScriptEngine.ENGINE:
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69 | return getEngineName();
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70 | case ScriptEngine.ENGINE_VERSION:
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71 | return getEngineVersion();
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72 | case ScriptEngine.NAME:
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73 | return getEngineName();
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74 | case ScriptEngine.LANGUAGE:
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75 | return getLanguageName();
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76 | case ScriptEngine.LANGUAGE_VERSION:
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77 | return getLanguageVersion();
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78 | default:
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79 | return null; |
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80 | } |
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81 | |||
82 | } |
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83 | |||
84 | @Override
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85 | public String getMethodCallSyntax(String obj, String m, String... args) { |
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86 | StringBuilder buffer = new StringBuilder(); |
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87 | buffer.append(String.format("%s.%s(", obj, m)); |
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88 | int i = args.length;
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89 | for (String arg : args) { |
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90 | buffer.append(arg); |
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91 | if (i-- > 0) { |
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92 | buffer.append(", ");
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93 | } |
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94 | } |
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95 | buffer.append(")");
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96 | return buffer.toString();
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97 | } |
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98 | |||
99 | @Override
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100 | public String getOutputStatement(String toDisplay) { |
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101 | StringBuilder buffer = new StringBuilder(toDisplay.length() + 8); |
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102 | buffer.append("print('");
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103 | buffer.append(toDisplay.replace("'", "''")); |
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104 | buffer.append("')");
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105 | return buffer.toString();
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106 | } |
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107 | |||
108 | @Override
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109 | public String getProgram(String... statements) { |
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110 | StringBuilder buffer = new StringBuilder(); |
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111 | for (String statement : statements) { |
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112 | buffer.append(statement); |
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113 | buffer.append("\n");
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114 | } |
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115 | return buffer.toString();
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116 | } |
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117 | |||
118 | @Override
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119 | public ScriptEngine getScriptEngine() {
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120 | return new CosaScriptEngine(this); |
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121 | } |
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122 | |||
123 | @Override
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124 | public List<String> getMimeTypes() { |
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125 | return Collections.unmodifiableList(Arrays.asList(MIME_TYPES)); |
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126 | } |
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127 | |||
128 | @Override
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129 | public List<String> getNames() { |
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130 | return Collections.unmodifiableList(Arrays.asList(NAMES)); |
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131 | } |
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132 | |||
133 | } |