svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.api / src / main / java / org / gvsig / expressionevaluator / ExpressionUtils.java @ 45739
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| 1 | 44163 | jjdelcerro | package org.gvsig.expressionevaluator; |
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| 2 | |||
| 3 | 45523 | jjdelcerro | import java.awt.Color; |
| 4 | 44389 | jjdelcerro | import java.io.File; |
| 5 | 45527 | jjdelcerro | import java.net.MalformedURLException; |
| 6 | import java.net.URL; |
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| 7 | 45523 | jjdelcerro | import java.util.List; |
| 8 | import java.util.regex.Matcher; |
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| 9 | import java.util.regex.Pattern; |
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| 10 | 44397 | jjdelcerro | import org.apache.commons.lang3.ArrayUtils; |
| 11 | 44215 | jjdelcerro | import org.apache.commons.lang3.StringUtils; |
| 12 | 44198 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionBuilder.Value; |
| 13 | 44818 | jjdelcerro | import static org.gvsig.expressionevaluator.ExpressionEvaluatorManager.DYNAMICTEXT_ENDTAG; |
| 14 | import static org.gvsig.expressionevaluator.ExpressionEvaluatorManager.DYNAMICTEXT_STARTTAG; |
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| 15 | 45620 | jjdelcerro | import org.gvsig.expressionevaluator.spi.DynObjectSymbolTable; |
| 16 | 45739 | jjdelcerro | import org.gvsig.tools.dataTypes.DataTypeUtils; |
| 17 | 45620 | jjdelcerro | import org.gvsig.tools.dynobject.DynObject; |
| 18 | 45523 | jjdelcerro | import org.gvsig.tools.util.ListBuilder; |
| 19 | 44163 | jjdelcerro | |
| 20 | /**
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| 21 | *
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| 22 | 45523 | jjdelcerro | * @author gvSIG Team
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| 23 | 44163 | jjdelcerro | */
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| 24 | 45523 | jjdelcerro | @SuppressWarnings("UseSpecificCatch") |
| 25 | 44163 | jjdelcerro | public class ExpressionUtils { |
| 26 | |||
| 27 | public static boolean isEmpty(Expression expression) { |
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| 28 | return expression == null || expression.isEmpty(); |
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| 29 | } |
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| 30 | |||
| 31 | public static boolean isPhraseEmpty(Expression expression) { |
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| 32 | return expression == null || expression.isPhraseEmpty(); |
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| 33 | } |
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| 34 | |||
| 35 | public static Expression defaultIfEmpty(Expression expression, Expression defaultValue) { |
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| 36 | if( expression==null || expression.isEmpty() ) { |
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| 37 | return defaultValue;
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| 38 | } |
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| 39 | return expression;
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| 40 | } |
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| 41 | |||
| 42 | public static Expression defaultNullIfEmpty(Expression expression) { |
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| 43 | if( expression==null || expression.isEmpty() ) { |
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| 44 | return null; |
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| 45 | } |
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| 46 | return expression;
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| 47 | } |
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| 48 | |||
| 49 | public static Expression defaultIfPhraseEmpty(Expression expression, Expression defaultValue) { |
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| 50 | if( expression==null || expression.isPhraseEmpty() ) { |
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| 51 | return defaultValue;
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| 52 | } |
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| 53 | return expression;
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| 54 | } |
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| 55 | |||
| 56 | public static Expression defaultNullIfPhraseEmpty(Expression expression) { |
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| 57 | if( expression==null || expression.isPhraseEmpty() ) { |
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| 58 | return null; |
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| 59 | } |
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| 60 | return expression;
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| 61 | } |
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| 62 | |||
| 63 | public static Expression createExpression() { |
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| 64 | Expression expression = ExpressionEvaluatorLocator.getManager().createExpression();
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| 65 | return expression;
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| 66 | } |
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| 67 | |||
| 68 | public static Expression createExpression(String phrase) { |
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| 69 | 44215 | jjdelcerro | if( StringUtils.isBlank(phrase) ) {
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| 70 | return null; |
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| 71 | } |
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| 72 | 44163 | jjdelcerro | Expression expression = ExpressionEvaluatorLocator.getManager().createExpression();
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| 73 | expression.setPhrase(phrase); |
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| 74 | return expression;
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| 75 | } |
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| 76 | |||
| 77 | 44533 | jjdelcerro | // public static Expression createExpression(String phrase, String code, Script... scripts) {
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| 78 | // Expression expression = ExpressionEvaluatorLocator.getManager().createExpression();
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| 79 | // expression.setPhrase(phrase);
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| 80 | // expression.setUserScript(code);
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| 81 | // for (Script script : scripts) {
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| 82 | // expression.addScript(script);
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| 83 | // }
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| 84 | // return expression;
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| 85 | // }
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| 86 | //
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| 87 | // public static Expression createExpression(String phrase, String code, String languaje, Script... scripts) {
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| 88 | // Expression expression = ExpressionEvaluatorLocator.getManager().createExpression();
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| 89 | // expression.setPhrase(phrase);
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| 90 | // expression.setUserScript(code, languaje);
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| 91 | // for (Script script : scripts) {
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| 92 | // expression.addScript(script);
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| 93 | // }
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| 94 | // return expression;
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| 95 | // }
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| 96 | 44163 | jjdelcerro | |
| 97 | 44198 | jjdelcerro | public static ExpressionBuilder createExpressionBuilder() { |
| 98 | ExpressionBuilder builder = ExpressionEvaluatorLocator.getManager().createExpressionBuilder(); |
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| 99 | return builder;
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| 100 | } |
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| 101 | |||
| 102 | public static Code compile(String expression) { |
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| 103 | 44215 | jjdelcerro | if( StringUtils.isBlank(expression) ) {
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| 104 | return null; |
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| 105 | } |
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| 106 | 44198 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 107 | Code code = manager.compile(expression); |
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| 108 | return code;
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| 109 | } |
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| 110 | |||
| 111 | 44346 | jjdelcerro | public static Object evaluate(String expression) { |
| 112 | return evaluate(null, expression); |
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| 113 | } |
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| 114 | |||
| 115 | 44198 | jjdelcerro | public static Object evaluate(SymbolTable symbolTable, String expression) { |
| 116 | 44215 | jjdelcerro | if( StringUtils.isBlank(expression) ) {
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| 117 | return null; |
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| 118 | } |
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| 119 | 44198 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 120 | Object x = manager.evaluate(symbolTable, expression);
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| 121 | return x;
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| 122 | } |
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| 123 | |||
| 124 | public static Object evaluate(SymbolTable symbolTable, Code code) { |
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| 125 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 126 | Object x = manager.evaluate(symbolTable, code);
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| 127 | return x;
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| 128 | } |
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| 129 | |||
| 130 | public static Code optimize(SymbolTable symbolTable, Code code) { |
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| 131 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 132 | code = manager.optimize(symbolTable, code); |
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| 133 | return code;
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| 134 | } |
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| 135 | |||
| 136 | public static String toString(Value value, Formatter formatter) { |
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| 137 | if( value == null ) { |
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| 138 | return null; |
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| 139 | } |
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| 140 | if( formatter==null ) { |
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| 141 | 44769 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 142 | formatter = manager.getExpressionBuilderFormatter(); |
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| 143 | 44198 | jjdelcerro | } |
| 144 | return value.toString(formatter);
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| 145 | } |
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| 146 | |||
| 147 | public static String toString(Value value) { |
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| 148 | 44769 | jjdelcerro | return toString(value, null); |
| 149 | 44198 | jjdelcerro | } |
| 150 | |||
| 151 | public static String toString(Code code, Formatter formatter) { |
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| 152 | if( code == null ) { |
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| 153 | return null; |
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| 154 | } |
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| 155 | if( formatter==null ) { |
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| 156 | formatter = Code.EMPTY_FORMATTER; |
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| 157 | } |
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| 158 | return code.toString(formatter);
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| 159 | } |
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| 160 | |||
| 161 | public static String toString(Code code) { |
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| 162 | 44769 | jjdelcerro | return toString(code, null); |
| 163 | 44198 | jjdelcerro | } |
| 164 | |||
| 165 | 44215 | jjdelcerro | public static Expression createExpressionFromJSON(String json) { |
| 166 | Expression expression = ExpressionUtils.createExpression();
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| 167 | expression.fromJSON(json); |
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| 168 | return expression;
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| 169 | } |
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| 170 | |||
| 171 | public static MutableSymbolTable createSymbolTable() { |
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| 172 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 173 | MutableSymbolTable symbolTable = manager.createSymbolTable(); |
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| 174 | return symbolTable;
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| 175 | } |
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| 176 | 44397 | jjdelcerro | |
| 177 | 45620 | jjdelcerro | public static MutableSymbolTable createSymbolTable(DynObject obj) { |
| 178 | 45739 | jjdelcerro | DynObjectSymbolTable symbolTable = new DynObjectSymbolTable("object",obj); |
| 179 | 45620 | jjdelcerro | return symbolTable;
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| 180 | } |
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| 181 | |||
| 182 | 45739 | jjdelcerro | public static MutableSymbolTable createSymbolTable(String name, DynObject obj) { |
| 183 | DynObjectSymbolTable symbolTable = new DynObjectSymbolTable(name, obj);
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| 184 | return symbolTable;
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| 185 | } |
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| 186 | |||
| 187 | 44408 | jjdelcerro | public static String surroundByDynamicTextTag(String source) { |
| 188 | return surroundByDynamicTextTag(source, true); |
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| 189 | } |
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| 190 | |||
| 191 | public static String surroundByDynamicTextTag(String source, boolean insert) { |
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| 192 | if( source==null ) { |
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| 193 | return null; |
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| 194 | } |
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| 195 | if( insert ) {
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| 196 | 44818 | jjdelcerro | return DYNAMICTEXT_STARTTAG+ "=" + source + DYNAMICTEXT_ENDTAG; |
| 197 | 44408 | jjdelcerro | } |
| 198 | 44818 | jjdelcerro | return DYNAMICTEXT_STARTTAG + source + DYNAMICTEXT_ENDTAG;
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| 199 | 44408 | jjdelcerro | } |
| 200 | |||
| 201 | 44397 | jjdelcerro | public static boolean isDynamicText(String source) { |
| 202 | 44818 | jjdelcerro | if( !source.contains(DYNAMICTEXT_STARTTAG) ) {
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| 203 | return false; |
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| 204 | } |
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| 205 | String[] sources = StringUtils.substringsBetween(source, DYNAMICTEXT_STARTTAG, DYNAMICTEXT_ENDTAG); |
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| 206 | 44397 | jjdelcerro | if( ArrayUtils.isEmpty(sources) ) {
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| 207 | return false; |
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| 208 | } |
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| 209 | return true; |
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| 210 | } |
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| 211 | 44215 | jjdelcerro | |
| 212 | 44397 | jjdelcerro | public static String evaluateDynamicText(String source) { |
| 213 | 44389 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 214 | 44397 | jjdelcerro | return manager.evaluateDynamicText(source);
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| 215 | 44389 | jjdelcerro | } |
| 216 | |||
| 217 | 44397 | jjdelcerro | public static String evaluateDynamicText(SymbolTable symbolTable, String source) { |
| 218 | 44389 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 219 | 44397 | jjdelcerro | return manager.evaluateDynamicText(symbolTable, source);
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| 220 | 44389 | jjdelcerro | } |
| 221 | |||
| 222 | 44390 | jjdelcerro | public static File evaluateFilename(File source) { |
| 223 | 44389 | jjdelcerro | return evaluateFilename(null, source); |
| 224 | } |
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| 225 | 44397 | jjdelcerro | |
| 226 | 45527 | jjdelcerro | public static URL evaluateURL(URL source) { |
| 227 | return evaluateURL(null, source); |
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| 228 | } |
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| 229 | |||
| 230 | 44397 | jjdelcerro | public static boolean isDynamicFilename(File source) { |
| 231 | if( source == null ) { |
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| 232 | return false; |
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| 233 | } |
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| 234 | return isDynamicText(source.getPath());
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| 235 | } |
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| 236 | 45163 | jjdelcerro | |
| 237 | 45527 | jjdelcerro | public static boolean isDynamicURL(URL source) { |
| 238 | if( source == null ) { |
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| 239 | return false; |
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| 240 | } |
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| 241 | return isDynamicText(source.toString());
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| 242 | } |
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| 243 | |||
| 244 | 45163 | jjdelcerro | public static File createDynamicFile(Value builder) { |
| 245 | File f = new File(surroundByDynamicTextTag(builder.toString())); |
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| 246 | return f;
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| 247 | } |
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| 248 | 44389 | jjdelcerro | |
| 249 | 45163 | jjdelcerro | public static File createDynamicFile(String expression) { |
| 250 | File f = new File(surroundByDynamicTextTag(expression)); |
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| 251 | return f;
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| 252 | } |
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| 253 | |||
| 254 | 44389 | jjdelcerro | @SuppressWarnings("StringEquality") |
| 255 | 44390 | jjdelcerro | public static File evaluateFilename(SymbolTable symbolTable, File source) { |
| 256 | 45527 | jjdelcerro | String src = source.getPath();
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| 257 | if( !isDynamicText(src) ) {
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| 258 | return source;
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| 259 | } |
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| 260 | 44389 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 261 | 44397 | jjdelcerro | String r = manager.evaluateDynamicText(symbolTable, src);
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| 262 | 44389 | jjdelcerro | if( r == src ) { // !!! I compare that it is the same pointer, it is what I want. |
| 263 | return source;
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| 264 | } |
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| 265 | File f = new File(r); |
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| 266 | return f;
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| 267 | } |
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| 268 | 44444 | jjdelcerro | |
| 269 | 45527 | jjdelcerro | @SuppressWarnings("StringEquality") |
| 270 | public static URL evaluateURL(SymbolTable symbolTable, URL source) { |
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| 271 | String src = source.toString();
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| 272 | if( !isDynamicText(src) ) {
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| 273 | return source;
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| 274 | } |
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| 275 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 276 | String r = manager.evaluateDynamicText(symbolTable, src);
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| 277 | if( r == src ) { // !!! I compare that it is the same pointer, it is what I want. |
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| 278 | return source;
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| 279 | } |
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| 280 | try {
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| 281 | URL url = new URL(r); |
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| 282 | return url;
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| 283 | } catch (MalformedURLException ex) { |
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| 284 | return source;
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| 285 | } |
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| 286 | } |
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| 287 | |||
| 288 | 44444 | jjdelcerro | public static int parseInt(String s) throws NumberFormatException { |
| 289 | if( StringUtils.isBlank(s) ) {
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| 290 | throw new NumberFormatException("Can't get integer from a blank string."); |
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| 291 | } |
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| 292 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 293 | 44446 | jjdelcerro | SymbolTable symbolTable = null; //manager.getInmutableSymbolTable(); |
| 294 | 44444 | jjdelcerro | Object x;
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| 295 | try {
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| 296 | x = manager.evaluate(symbolTable, s); |
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| 297 | if( x instanceof Number ) { |
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| 298 | return ((Number) x).intValue(); |
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| 299 | } |
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| 300 | } catch(Exception ex) { |
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| 301 | NumberFormatException ex1 = new NumberFormatException("Can't get integer from '"+s+"'."); |
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| 302 | ex1.initCause(ex); |
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| 303 | throw ex;
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| 304 | } |
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| 305 | if( x == null ) { |
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| 306 | throw new NumberFormatException("Can't get integer from '"+s+"' value is null."); |
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| 307 | } |
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| 308 | throw new NumberFormatException("Can't get integer from '"+s+"' value is a "+x.getClass().getSimpleName()+"."); |
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| 309 | } |
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| 310 | |||
| 311 | public static long parseLong(String s) throws NumberFormatException { |
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| 312 | if( StringUtils.isBlank(s) ) {
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| 313 | throw new NumberFormatException("Can't get long from a blank string."); |
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| 314 | } |
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| 315 | 45523 | jjdelcerro | try {
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| 316 | int value = Integer.parseInt(s); |
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| 317 | return value;
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| 318 | } catch(Exception ex) { |
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| 319 | |||
| 320 | } |
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| 321 | 44444 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 322 | 44446 | jjdelcerro | SymbolTable symbolTable = null; //manager.getInmutableSymbolTable(); |
| 323 | 44444 | jjdelcerro | Object x;
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| 324 | try {
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| 325 | x = manager.evaluate(symbolTable, s); |
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| 326 | if( x instanceof Number ) { |
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| 327 | return ((Number) x).longValue(); |
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| 328 | } |
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| 329 | } catch(Exception ex) { |
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| 330 | NumberFormatException ex1 = new NumberFormatException("Can't get long from '"+s+"'."); |
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| 331 | ex1.initCause(ex); |
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| 332 | throw ex;
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| 333 | } |
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| 334 | if( x == null ) { |
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| 335 | throw new NumberFormatException("Can't get long from '"+s+"' value is null."); |
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| 336 | } |
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| 337 | throw new NumberFormatException("Can't get long from '"+s+"' value is a "+x.getClass().getSimpleName()+"."); |
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| 338 | } |
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| 339 | |||
| 340 | public static double parseDouble(String s) throws NumberFormatException { |
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| 341 | if( StringUtils.isBlank(s) ) {
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| 342 | throw new NumberFormatException("Can't get double from a blank string."); |
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| 343 | } |
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| 344 | 45523 | jjdelcerro | try {
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| 345 | double value = Double.parseDouble(s); |
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| 346 | return value;
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| 347 | } catch(Exception ex) { |
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| 348 | |||
| 349 | } |
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| 350 | 44444 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 351 | 44446 | jjdelcerro | SymbolTable symbolTable = null; //manager.getInmutableSymbolTable(); |
| 352 | 44444 | jjdelcerro | Object x;
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| 353 | try {
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| 354 | x = manager.evaluate(symbolTable, s); |
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| 355 | if( x instanceof Number ) { |
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| 356 | return ((Number) x).doubleValue(); |
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| 357 | } |
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| 358 | } catch(Exception ex) { |
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| 359 | NumberFormatException ex1 = new NumberFormatException("Can't get double from '"+s+"'."); |
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| 360 | ex1.initCause(ex); |
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| 361 | throw ex;
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| 362 | } |
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| 363 | if( x == null ) { |
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| 364 | throw new NumberFormatException("Can't get double from '"+s+"' value is null."); |
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| 365 | } |
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| 366 | throw new NumberFormatException("Can't get double from '"+s+"' value is a "+x.getClass().getSimpleName()+"."); |
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| 367 | } |
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| 368 | 44644 | jjdelcerro | |
| 369 | public static Compiler createCompiler() { |
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| 370 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 371 | Compiler compiler = manager.createCompiler();
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| 372 | return compiler;
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| 373 | } |
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| 374 | |||
| 375 | public static Interpreter createInterpreter() { |
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| 376 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 377 | Interpreter interpreter = manager.createInterpreter(); |
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| 378 | return interpreter;
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| 379 | } |
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| 380 | |||
| 381 | public static Optimizer createOptimizer() { |
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| 382 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 383 | Optimizer optimizer = manager.createOptimizer(); |
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| 384 | return optimizer;
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| 385 | } |
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| 386 | |||
| 387 | public static String repr(Object value) { |
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| 388 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 389 | ReprMethod method = manager.getReprMethod(value); |
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| 390 | return method.repr(value);
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| 391 | } |
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| 392 | 44750 | jjdelcerro | |
| 393 | public static CodeBuilder createCodeBuilder() { |
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| 394 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 395 | return manager.createCodeBuilder();
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| 396 | } |
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| 397 | 45523 | jjdelcerro | |
| 398 | private static final List<String> TRUE_VALUES = ListBuilder.create("true","on","t", "1", "-1" ); |
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| 399 | private static final List<String> FALSE_VALUES = ListBuilder.create("false","off","f", "0" ); |
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| 400 | |||
| 401 | public static boolean parseBoolean(SymbolTable symbolTable, String expression, boolean defaultValue) { |
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| 402 | expression = StringUtils.trimToNull(expression); |
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| 403 | if( StringUtils.isBlank(expression) ) {
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| 404 | return defaultValue;
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| 405 | } |
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| 406 | if( TRUE_VALUES.contains(expression.toLowerCase())) {
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| 407 | return true; |
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| 408 | } |
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| 409 | if( FALSE_VALUES.contains(expression.toLowerCase())) {
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| 410 | return false; |
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| 411 | } |
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| 412 | try {
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| 413 | return (boolean) ExpressionUtils.evaluate(symbolTable, expression); |
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| 414 | } catch(Exception ex) { |
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| 415 | return defaultValue;
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| 416 | } |
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| 417 | } |
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| 418 | |||
| 419 | public static boolean parseBoolean(String expression) { |
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| 420 | expression = StringUtils.trimToNull(expression); |
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| 421 | if( StringUtils.isBlank(expression) ) {
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| 422 | throw new IllegalArgumentException("Can't get boolean from a blank string."); |
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| 423 | } |
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| 424 | if( TRUE_VALUES.contains(expression.toLowerCase())) {
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| 425 | return true; |
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| 426 | } |
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| 427 | if( FALSE_VALUES.contains(expression.toLowerCase())) {
|
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| 428 | return false; |
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| 429 | } |
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| 430 | Object x;
|
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| 431 | try {
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| 432 | x = ExpressionUtils.evaluate(null, expression);
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| 433 | return (boolean) x; |
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| 434 | } catch(Exception ex) { |
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| 435 | IllegalArgumentException ex1 = new IllegalArgumentException("Can't get boolean from '"+expression+"'."); |
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| 436 | ex1.initCause(ex); |
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| 437 | throw ex;
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| 438 | } |
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| 439 | } |
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| 440 | |||
| 441 | public static int parseInt(SymbolTable symbolTable, String expression, int defaultValue) { |
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| 442 | if( StringUtils.isBlank(expression) ) {
|
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| 443 | return defaultValue;
|
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| 444 | } |
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| 445 | try {
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| 446 | int value = Integer.parseInt(expression); |
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| 447 | return value;
|
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| 448 | } catch(Exception ex) { |
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| 449 | |||
| 450 | } |
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| 451 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 452 | Object x;
|
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| 453 | try {
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| 454 | x = manager.evaluate(symbolTable, expression); |
||
| 455 | if( x instanceof Number ) { |
||
| 456 | return ((Number) x).intValue(); |
||
| 457 | } |
||
| 458 | } catch(Exception ex) { |
||
| 459 | } |
||
| 460 | return defaultValue;
|
||
| 461 | } |
||
| 462 | |||
| 463 | public static long parseLong(SymbolTable symbolTable, String expression, long defaultValue) { |
||
| 464 | if( StringUtils.isBlank(expression) ) {
|
||
| 465 | return defaultValue;
|
||
| 466 | } |
||
| 467 | try {
|
||
| 468 | int value = Integer.parseInt(expression); |
||
| 469 | return value;
|
||
| 470 | } catch(Exception ex) { |
||
| 471 | |||
| 472 | } |
||
| 473 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
||
| 474 | Object x;
|
||
| 475 | try {
|
||
| 476 | x = manager.evaluate(symbolTable, expression); |
||
| 477 | if( x instanceof Number ) { |
||
| 478 | return ((Number) x).longValue(); |
||
| 479 | } |
||
| 480 | } catch(Exception ex) { |
||
| 481 | } |
||
| 482 | return defaultValue;
|
||
| 483 | } |
||
| 484 | |||
| 485 | public static double parseDouble(SymbolTable symbolTable, String expression, double defaultValue) { |
||
| 486 | if( StringUtils.isBlank(expression) ) {
|
||
| 487 | return defaultValue;
|
||
| 488 | } |
||
| 489 | try {
|
||
| 490 | double value = Double.parseDouble(expression); |
||
| 491 | return value;
|
||
| 492 | } catch(Exception ex) { |
||
| 493 | |||
| 494 | } |
||
| 495 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
||
| 496 | Object x;
|
||
| 497 | try {
|
||
| 498 | x = manager.evaluate(symbolTable, expression); |
||
| 499 | if( x instanceof Number ) { |
||
| 500 | return ((Number) x).doubleValue(); |
||
| 501 | } |
||
| 502 | } catch(Exception ex) { |
||
| 503 | } |
||
| 504 | return defaultValue;
|
||
| 505 | } |
||
| 506 | |||
| 507 | 45739 | jjdelcerro | private static final Pattern COLOR_PATTERN3 = Pattern.compile("COLOR[(][ ]*(?<R>[0-9]{1,3})[ ]*,[ ]*(?<G>[0-9]{1,3})[ ]*,[ ]*(?<B>[0-9]{1,3})[ ]*[)]", Pattern.CASE_INSENSITIVE); |
| 508 | 45523 | jjdelcerro | private static final Pattern COLOR_PATTERN4 = Pattern.compile("COLOR[(][ ]*(?<R>[0-9]{1,3})[ ]*,[ ]*(?<G>[0-9]{1,3})[ ]*,[ ]*(?<B>[0-9]{1,3})[ ]*,[ ]*(?<A>[0-9]{1,3})[ ]*[)]", Pattern.CASE_INSENSITIVE); |
| 509 | |||
| 510 | public static Color parseColor(SymbolTable symbolTable, String expression, Color defaultValue) { |
||
| 511 | if( StringUtils.isBlank(expression) ) {
|
||
| 512 | return defaultValue;
|
||
| 513 | } |
||
| 514 | try {
|
||
| 515 | 45739 | jjdelcerro | Color color;
|
| 516 | 45523 | jjdelcerro | if( StringUtils.startsWithIgnoreCase(expression, "color(") && |
| 517 | StringUtils.endsWithIgnoreCase(expression, ")")) {
|
||
| 518 | Matcher m = COLOR_PATTERN4.matcher(expression);
|
||
| 519 | if( m != null && m.matches()) { |
||
| 520 | 45739 | jjdelcerro | color = new Color( |
| 521 | 45523 | jjdelcerro | Integer.valueOf(m.group("R")), |
| 522 | Integer.valueOf(m.group("G")), |
||
| 523 | Integer.valueOf(m.group("B")), |
||
| 524 | Integer.valueOf(m.group("A")) |
||
| 525 | ); |
||
| 526 | return color;
|
||
| 527 | } |
||
| 528 | m = COLOR_PATTERN3.matcher(expression); |
||
| 529 | if( m != null && m.matches()) { |
||
| 530 | 45739 | jjdelcerro | color = new Color( |
| 531 | 45523 | jjdelcerro | Integer.valueOf(m.group("R")), |
| 532 | Integer.valueOf(m.group("G")), |
||
| 533 | 45739 | jjdelcerro | Integer.valueOf(m.group("B")) |
| 534 | 45523 | jjdelcerro | ); |
| 535 | return color;
|
||
| 536 | } |
||
| 537 | } |
||
| 538 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
||
| 539 | Object x;
|
||
| 540 | x = manager.evaluate(symbolTable, expression); |
||
| 541 | if( x instanceof Color ) { |
||
| 542 | return (Color) x; |
||
| 543 | } |
||
| 544 | 45739 | jjdelcerro | color = (Color) DataTypeUtils.coerce(DataTypes.COLOR, expression, null); |
| 545 | if( color != null ) { |
||
| 546 | return color;
|
||
| 547 | 45523 | jjdelcerro | } |
| 548 | } catch(Exception ex) { |
||
| 549 | } |
||
| 550 | return defaultValue;
|
||
| 551 | } |
||
| 552 | |||
| 553 | public static Color parseColor(String expression) { |
||
| 554 | if( StringUtils.isBlank(expression) ) {
|
||
| 555 | throw new IllegalArgumentException("Can't get color from a blank string."); |
||
| 556 | } |
||
| 557 | Object x;
|
||
| 558 | try {
|
||
| 559 | if( StringUtils.startsWithIgnoreCase(expression, "color(") && |
||
| 560 | StringUtils.endsWithIgnoreCase(expression, ")")) {
|
||
| 561 | Matcher m = COLOR_PATTERN4.matcher(expression);
|
||
| 562 | if( m != null && m.matches()) { |
||
| 563 | Color color = new Color( |
||
| 564 | Integer.valueOf(m.group("R")), |
||
| 565 | Integer.valueOf(m.group("G")), |
||
| 566 | Integer.valueOf(m.group("B")), |
||
| 567 | Integer.valueOf(m.group("A")) |
||
| 568 | ); |
||
| 569 | return color;
|
||
| 570 | } |
||
| 571 | m = COLOR_PATTERN3.matcher(expression); |
||
| 572 | if( m != null && m.matches()) { |
||
| 573 | Color color = new Color( |
||
| 574 | Integer.valueOf(m.group("R")), |
||
| 575 | Integer.valueOf(m.group("G")), |
||
| 576 | Integer.valueOf(m.group("B")), |
||
| 577 | Integer.valueOf(m.group("A")) |
||
| 578 | ); |
||
| 579 | return color;
|
||
| 580 | } |
||
| 581 | } |
||
| 582 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
||
| 583 | x = manager.evaluate(null, expression);
|
||
| 584 | if( x instanceof Color ) { |
||
| 585 | return (Color) x; |
||
| 586 | } |
||
| 587 | if( x instanceof Number ) { |
||
| 588 | return new Color(((Number) x).intValue()); |
||
| 589 | } |
||
| 590 | } catch(Exception ex) { |
||
| 591 | IllegalArgumentException ex1 = new IllegalArgumentException("Can't get color from '"+expression+"'."); |
||
| 592 | ex1.initCause(ex); |
||
| 593 | throw ex;
|
||
| 594 | } |
||
| 595 | if( x == null ) { |
||
| 596 | throw new IllegalArgumentException("Can't get double from '"+expression+"' value is null."); |
||
| 597 | } |
||
| 598 | throw new IllegalArgumentException("Can't get double from '"+expression+"' value is a "+x.getClass().getSimpleName()+"."); |
||
| 599 | } |
||
| 600 | |||
| 601 | 44163 | jjdelcerro | } |