Package org.mule.expression.transformers

Examples of org.mule.expression.transformers.ExpressionArgument

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            }
            else
            {
                throw new IllegalArgumentException(XmlMessages.xpathResultTypeNotSupported(parameterType).getMessage());
            }
            return new ExpressionArgument(null, new ExpressionConfig(type + ((XPath) annotation).value(),
                    eval, null), ((XPath) annotation).optional(), parameterType);
        }
        else
        {
            throw new IllegalArgumentException("The @Evaluator annotation must be set on an Expression Annotation");
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    public Transformer getTransformer() throws Exception
    {
        BeanBuilderTransformer trans = new BeanBuilderTransformer();
        trans.setMuleContext(muleContext);
        trans.setBeanFactory(new PrototypeObjectFactory(Orange.class));
        trans.addArgument(new ExpressionArgument("brand", new ExpressionConfig("/fruit/orange/@name", "xpath", null), false));
        trans.addArgument(new ExpressionArgument("segments", new ExpressionConfig("/fruit/orange/segments", "xpath", null), false));
        trans.addArgument(new ExpressionArgument("radius", new ExpressionConfig("/fruit/orange/radius", "xpath", null), false));
        trans.initialise();
        return trans;
    }
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    private ExpressionTransformer getExpressionTransformer(String name, String expression)
    {
        final ExpressionConfig expressionConfig = new ExpressionConfig();
        expressionConfig.parse(expression);

        final ExpressionArgument expressionArgument = new ExpressionArgument(name, expressionConfig, false);
        expressionArgument.setMuleContext(muleContext);

        final ExpressionTransformer expressionTransformer = new ExpressionTransformer();
        expressionTransformer.setMuleContext(muleContext);
        expressionTransformer.addArgument(expressionArgument);
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        BeanBuilderTransformer trans = new BeanBuilderTransformer();
        trans.setMuleContext(muleContext);
        PrototypeObjectFactory factory = new PrototypeObjectFactory(Orange.class);
        muleContext.getRegistry().applyProcessorsAndLifecycle(factory);
        trans.setBeanFactory(factory);
        trans.addArgument(new ExpressionArgument("brand", new ExpressionConfig("", "payload", null), false));
        trans.addArgument(new ExpressionArgument("segments", new ExpressionConfig("segments", "header", null), false));
        trans.addArgument(new ExpressionArgument("radius", new ExpressionConfig("radius", "header", null), false));
        trans.initialise();
        return trans;
    }
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    public ExpressionArgument parse(Annotation annotation, Class<?> parameterType)
    {
        Evaluator evaluator = annotation.annotationType().getAnnotation(Evaluator.class);
        if (evaluator != null)
        {
            return new ExpressionArgument(null, new ExpressionConfig(((Ognl) annotation).value(),
                    evaluator.value(), null), ((Ognl) annotation).optional(), parameterType);
        }
        else
        {
            throw new IllegalArgumentException("The @Evaluator annotation must be set on an Expression Annotation");
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    public ExpressionArgument parse(Annotation annotation, Class<?> parameterType)
    {
        Evaluator evaluator = annotation.annotationType().getAnnotation(Evaluator.class);
        if (evaluator != null)
        {
            return new ExpressionArgument(null, new ExpressionConfig(((Groovy) annotation).value(),
                    evaluator.value(), null), ((Groovy) annotation).optional(), parameterType);
        }
        else
        {
            throw new IllegalArgumentException("The @Evaluator annotation must be set on an Expression Annotation");
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        ExpressionTransformer transformer = (ExpressionTransformer) muleContext.getRegistry()
            .lookupTransformer(name);
        assertNotNull(transformer);
        assertNotNull(transformer.getArguments());
        assertEquals(2, transformer.getArguments().size());
        ExpressionArgument arg1 = transformer.getArguments().get(0);
        assertNull(arg1.getEvaluator());
        assertEquals("message.payloadAs(org.mule.tck.testmodels.fruit.FruitBasket)", arg1.getExpression());
        assertFalse(arg1.isOptional());

        ExpressionArgument arg2 = transformer.getArguments().get(1);
        assertEquals("headers", arg2.getEvaluator());
        assertEquals("foo,bar?", arg2.getExpression());
        assertTrue(arg2.isOptional());
    }
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        BeanBuilderTransformer transformer = (BeanBuilderTransformer) muleContext.getRegistry()
            .lookupTransformer(name);
        assertNotNull(transformer);
        assertNotNull(transformer.getArguments());
        assertEquals(3, transformer.getArguments().size());
        ExpressionArgument arg1 = transformer.getArguments().get(0);
        assertEquals("brand", arg1.getName());
        assertNull(arg1.getEvaluator());
        assertEquals("payload", arg1.getExpression());
        assertFalse(arg1.isOptional());

        ExpressionArgument arg2 = transformer.getArguments().get(1);
        assertEquals("segments", arg2.getName());
        assertNull(arg2.getEvaluator());
        assertEquals("message.outboundProperties['SEGMENTS']", arg2.getExpression());
        assertTrue(arg2.isOptional());
    }
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    @Test
    public void testExpressionEvaluationClassLoader() throws ClassNotFoundException, TransformerException
    {
        ExpressionTransformer transformer = new ExpressionTransformer();
        transformer.setMuleContext(muleContext);
        transformer.addArgument(new ExpressionArgument("test", new ExpressionConfig(
            "payload instanceof org.MyClass", "groovy", null), false));

        ClassLoader originalClassLoader = Thread.currentThread().getContextClassLoader();
        try
        {
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    @Test
    public void testExpressionEvaluationClassLoaderEL() throws ClassNotFoundException, TransformerException
    {
        ExpressionTransformer transformer = new ExpressionTransformer();
        transformer.setMuleContext(muleContext);
        transformer.addArgument(new ExpressionArgument("test", new ExpressionConfig("payload is org.MyClass",
            null, null), false));

        ClassLoader originalClassLoader = Thread.currentThread().getContextClassLoader();
        try
        {
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Related Classes of org.mule.expression.transformers.ExpressionArgument

  • org.mule.api.transformer.Transformer
  • org.mule.config.expression.ExprAnnotationParser
  • org.mule.config.expression.ExpressionAnnotationsHelper
  • org.mule.config.expression.FunctionAnnotationParser
  • org.mule.config.expression.LookupAnnotationParser
  • org.mule.config.expression.MuleAnnotationParser
  • org.mule.config.parsers.InboundAttachmentsAnnotationParser
  • org.mule.config.parsers.InboundHeadersAnnotationParser
  • org.mule.config.parsers.OutboundAttachmentsAnnotationParser
  • org.mule.config.parsers.OutboundHeadersAnnotationParser
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