Package org.mule.expression

Examples of org.mule.expression.ExpressionConfig

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public class ExceptionBasedRouter extends ExpressionRecipientList
{

    public ExceptionBasedRouter()
    {
        expressionConfig = new ExpressionConfig(DEFAULT_SELECTOR_EXPRESSION, DEFAULT_SELECTOR_EVALUATOR, null);
    }
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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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    @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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    public void testNullPayloadIsConsideredAsNullResult() throws Exception
    {
        ExpressionTransformer transformer = new ExpressionTransformer();
        transformer.setMuleContext(muleContext);
        transformer.setReturnSourceIfNull(true);
        ExpressionConfig config = new ExpressionConfig("null", "groovy", null);
        ExpressionArgument argument = new ExpressionArgument("test", config, false);
        argument.setMuleContext(muleContext);
        transformer.addArgument(argument);

        MuleMessage message = new DefaultMuleMessage("Test", muleContext);
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    public void testNullPayloadIsConsideredAsNullResultEL() throws Exception
    {
        ExpressionTransformer transformer = new ExpressionTransformer();
        transformer.setMuleContext(muleContext);
        transformer.setReturnSourceIfNull(true);
        ExpressionConfig config = new ExpressionConfig("null", null, null);

        // MVL doesn't return NullPayload but rather null.  So 'optional' needs to be true.
        ExpressionArgument argument = new ExpressionArgument("test", config, true);
        argument.setMuleContext(muleContext);
        transformer.addArgument(argument);
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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(((Expr) annotation).value(),
                    evaluator.value(), null), ((Expr) annotation).optional(), parameterType);
        }
        else
        {
            throw new IllegalArgumentException("The @Evaluator annotation must be set on an Expression Annotation");
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            {
                //Match the param type and attempt to auto convert
                val += "(" + parameterType.getName() + ")";
            }

            return new ExpressionArgument(null, new ExpressionConfig(val, evaluator.value(), null),
                    muleAnnotation.optional(), parameterType);
        }
        else
        {
            throw new IllegalArgumentException("The @Evaluator annotation must be set on an Expression Annotation");
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{
    public Object convert(String property, MuleContext context)
    {
        if (null != property)
        {
            ExpressionConfig config = new ExpressionConfig();
            config.parse(property);
            ExpressionFilter filter = new ExpressionFilter(config.getExpression(), config.getEvaluator(), config.getCustomEvaluator());
            filter.setMuleContext(context);
            return filter;
        }
        else
        {
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Related Classes of org.mule.expression.ExpressionConfig

  • org.mule.config.converters.FilterConverter
  • org.mule.config.expression.ExprAnnotationParser
  • 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
  • org.mule.config.parsers.PayloadAnnotationParser
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