/*
* $Id: PayloadAnnotationParser.java 20321 2010-11-24 15:21:24Z dfeist $
* --------------------------------------------------------------------------------------
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
*
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.config.parsers;
import org.mule.api.annotations.meta.Evaluator;
import org.mule.api.annotations.param.Payload;
import org.mule.api.expression.ExpressionAnnotationParser;
import org.mule.expression.ExpressionConfig;
import org.mule.expression.transformers.ExpressionArgument;
import java.lang.annotation.Annotation;
/**
* Responsible for parsing the {@link org.mule.api.annotations.param.Payload} annotation. This is an iBeans
* framework class and cannot be used in any other context.
*/
public class PayloadAnnotationParser implements ExpressionAnnotationParser
{
public ExpressionArgument parse(Annotation annotation, Class<?> parameterType)
{
Evaluator evaluator = annotation.annotationType().getAnnotation(Evaluator.class);
if (evaluator != null)
{
return new ExpressionArgument(null, new ExpressionConfig(parameterType.getName(), evaluator.value(), null), false, parameterType);
}
else
{
throw new IllegalArgumentException("The @Evaluator annotation must be set on an Expression Annotation");
}
}
public boolean supports(Annotation annotation)
{
return annotation instanceof Payload;
}
}