Package org.apache.tiles

Examples of org.apache.tiles.Expression

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        }

        Object retValue = attribute.getValue();

        if (retValue == null) {
            Expression expression = attribute.getExpressionObject();
            if (expression != null) {
                retValue = evaluate(attribute.getExpressionObject()
                        .getExpression(), request);
            }
        }
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        return retValue;
    }

    /** {@inheritDoc} */
    public AttributeEvaluator getAttributeEvaluator(Attribute attribute) {
        Expression expression = attribute.getExpressionObject();
        if (expression != null) {
            return getAttributeEvaluator(expression.getLanguage());
        }
        return defaultEvaluator;
    }
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     * {@link MVELAttributeEvaluator#evaluate(Attribute, Request)}.
     */
    @Test
    public void testEvaluate() {
        Attribute attribute = new Attribute();
        attribute.setExpressionObject(new Expression("requestScope.object1"));
        assertEquals("The value is not correct", "value", evaluator.evaluate(
                attribute, request));
        attribute.setExpressionObject(new Expression("sessionScope.object2"));
        assertEquals("The value is not correct", new Integer(1), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("applicationScope.object3"));
        assertEquals("The value is not correct", new Float(2.0), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("object1"));
        assertEquals("The value is not correct", "value", evaluator.evaluate(
                attribute, request));
        attribute.setExpressionObject(new Expression("object2"));
        assertEquals("The value is not correct", new Integer(1), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("object3"));
        assertEquals("The value is not correct", new Float(2.0), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("paulaBean.paula"));
        assertEquals("The value is not correct", "Brillant", evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("'String literal'"));
        assertEquals("The value is not correct", "String literal", evaluator
                .evaluate(attribute, request));
        attribute.setValue(new Integer(2));
        assertEquals("The value is not correct", new Integer(2), evaluator
                .evaluate(attribute, request));
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        Attribute nuattr;
        nuattr = new Attribute();

        nuattr.setRole(replace(attr.getRole(), vars));
        nuattr.setRenderer(attr.getRenderer());
        Expression expressionObject = attr.getExpressionObject();
        if (expressionObject != null) {
            Expression newExpressionObject = Expression
                    .createExpression(replace(expressionObject.getExpression(), vars), expressionObject.getLanguage());
            nuattr.setExpressionObject(newExpressionObject);
        }

        Object value = attr.getValue();
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            List<DefinitionPatternMatcher> matchers,
            Map<String, Definition> defsMap) {
        Set<String> excludedKeys = new LinkedHashSet<String>();
        for (Map.Entry<String, Definition> entry : defsMap.entrySet()) {
            String key = entry.getKey();
            Expression expression = Expression
                    .createExpressionFromDescribedExpression(key);
            if (expression.getLanguage() != null) {
                DefinitionPatternMatcherFactory factory = language2matcherFactory
                        .get(expression.getLanguage());
                if (factory != null) {
                    DefinitionPatternMatcher matcher = factory
                            .createDefinitionPatternMatcher(expression
                                    .getExpression(), new Definition(entry
                                    .getValue()));
                    matchers.add(matcher);
                } else {
                    logger.warn("Cannot find a DefinitionPatternMatcherFactory for expression '{}'",
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     * Tests
     * {@link ELAttributeEvaluator#evaluate(Attribute, Request)}.
     */
    public void testEvaluate() {
        Attribute attribute = new Attribute();
        attribute.setExpressionObject(new Expression("${requestScope.object1}"));
        assertEquals("The value is not correct", "value", evaluator.evaluate(
                attribute, request));
        attribute.setExpressionObject(new Expression("${sessionScope.object2}"));
        assertEquals("The value is not correct", new Integer(1), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("${applicationScope.object3}"));
        assertEquals("The value is not correct", new Float(2.0), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("${object1}"));
        assertEquals("The value is not correct", "value", evaluator.evaluate(
                attribute, request));
        attribute.setExpressionObject(new Expression("${object2}"));
        assertEquals("The value is not correct", new Integer(1), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("${object3}"));
        assertEquals("The value is not correct", new Float(2.0), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("${paulaBean.paula}"));
        assertEquals("The value is not correct", "Brillant", evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("String literal"));
        assertEquals("The value is not correct", "String literal", evaluator
                .evaluate(attribute, request));
        attribute.setValue(new Integer(2));
        assertEquals("The value is not correct", new Integer(2), evaluator
                .evaluate(attribute, request));
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                expression, null), null, (String) null);
        Object result = evaluator.evaluate(attribute, null);
        assertEquals("The expression has not been evaluated correctly", result,
                expression);
        expression = "${attributeName}";
        attribute.setExpressionObject(new Expression(expression));
        result = evaluator.evaluate(attribute, null);
        assertEquals("The expression has not been evaluated correctly", result,
                expression);
    }
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     * {@link OGNLAttributeEvaluator#evaluate(Attribute, Request)}.
     */
    @Test
    public void testEvaluate() {
        Attribute attribute = new Attribute();
        attribute.setExpressionObject(new Expression("requestScope.object1"));
        assertEquals("The value is not correct", "value", evaluator.evaluate(
                attribute, request));
        attribute.setExpressionObject(new Expression("sessionScope.object2"));
        assertEquals("The value is not correct", new Integer(1), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("applicationScope.object3"));
        assertEquals("The value is not correct", new Float(2.0), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("object1"));
        assertEquals("The value is not correct", "value", evaluator.evaluate(
                attribute, request));
        attribute.setExpressionObject(new Expression("object2"));
        assertEquals("The value is not correct", new Integer(1), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("object3"));
        assertEquals("The value is not correct", new Float(2.0), evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("paulaBean.paula"));
        assertEquals("The value is not correct", "Brillant", evaluator
                .evaluate(attribute, request));
        attribute.setExpressionObject(new Expression("'String literal'"));
        assertEquals("The value is not correct", "String literal", evaluator
                .evaluate(attribute, request));
        attribute.setValue(new Integer(2));
        assertEquals("The value is not correct", new Integer(2), evaluator
                .evaluate(attribute, request));
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    @Override
    protected void addDefinitionsAsPatternMatchers(
            List<DefinitionPatternMatcher> matchers,
            Map<String, Definition> defsMap) {
        for (Map.Entry<String, Definition> entry : defsMap.entrySet()) {
            Expression expression = Expression
                    .createExpressionFromDescribedExpression(entry.getKey());
            if (expression.getLanguage() != null) {
                DefinitionPatternMatcherFactory factory = language2matcherFactory
                        .get(expression.getLanguage());
                if (factory != null) {
                    DefinitionPatternMatcher matcher = factory
                            .createDefinitionPatternMatcher(expression
                                    .getExpression(), entry.getValue());
                    matchers.add(matcher);
                } else {
                    logger
                            .warn("Cannot find a DefinitionPatternMatcherFactory for expression '"
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            Object... vars) {
        Attribute nuattr = new Attribute();

        nuattr.setRole(replace(attr.getRole(), vars));
        nuattr.setRenderer(attr.getRenderer());
        Expression expressionObject = attr.getExpressionObject();
        if (expressionObject != null) {
            nuattr.setExpressionObject(new Expression(expressionObject));
        }

        Object value = attr.getValue();
        if (value instanceof String) {
            value = replace((String) value, vars);
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Related Classes of org.apache.tiles.Expression

  • org.apache.tiles.definition.pattern.PatternUtil
  • org.apache.tiles.definition.pattern.PatternUtilTest
  • org.apache.tiles.definition.pattern.PrefixedPatternDefinitionResolver
  • org.apache.tiles.el.ELAttributeEvaluatorTest
  • org.apache.tiles.evaluator.AbstractAttributeEvaluator
  • org.apache.tiles.evaluator.BasicAttributeEvaluatorFactory
  • org.apache.tiles.evaluator.el.ELAttributeEvaluatorTest
  • org.apache.tiles.evaluator.impl.DirectAttributeEvaluatorTest
  • org.apache.tiles.evaluator.mvel.MVELAttributeEvaluatorTest
  • org.apache.tiles.evaluator.ognl.OGNLAttributeEvaluatorTest
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