/*
* $Id: AbstractFirstResultSerialDefinitionParser.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.spring.parsers.delegate;
import org.mule.config.spring.parsers.MuleDefinitionParser;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.xml.ParserContext;
import org.w3c.dom.Element;
/**
* Extend {@link org.mule.config.spring.parsers.delegate.AbstractSerialDelegatingDefinitionParser}
* to return the first definition as the final result
*/
public class AbstractFirstResultSerialDefinitionParser extends AbstractSerialDelegatingDefinitionParser
{
protected AbstractBeanDefinition firstDefinition;
private boolean returnFirstResult = true;
public AbstractFirstResultSerialDefinitionParser()
{
super();
}
public AbstractFirstResultSerialDefinitionParser(boolean doReset)
{
super(doReset);
}
public void setReturnFirstResult(boolean returnFirstResult)
{
this.returnFirstResult = returnFirstResult;
}
protected AbstractBeanDefinition doSingleBean(int index, MuleDefinitionParser parser, Element element, ParserContext parserContext)
{
try
{
AbstractBeanDefinition result = null;
try
{
result = super.doSingleBean(index, parser, element, parserContext);
}
catch (RuntimeException e)
{
if (!isExceptionHandled(e))
{
throw e;
}
}
if (0 == index)
{
firstDefinition = result;
}
if (size() == index + 1)
{
if (returnFirstResult)
{
return firstDefinition;
}
else
{
return result;
}
}
else
{
return null;
}
}
catch (RuntimeException e)
{
firstDefinition = null;
throw e;
}
}
}