/*
* 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;
import org.springframework.beans.factory.xml.BeanDefinitionParserDelegate;
import org.springframework.beans.factory.xml.DefaultBeanDefinitionDocumentReader;
import org.springframework.beans.factory.xml.XmlReaderContext;
import org.springframework.util.StringUtils;
import org.w3c.dom.Element;
/**
* Allows us to hook in our own Hierarchical Parser delegate. this enables the
* parsing of custom spring bean elements nested within each other
*/
public class MuleBeanDefinitionDocumentReader extends DefaultBeanDefinitionDocumentReader
{
@Override
protected BeanDefinitionParserDelegate createHelper(XmlReaderContext readerContext, Element root, BeanDefinitionParserDelegate parentDelegate)
{
BeanDefinitionParserDelegate delegate = new MuleHierarchicalBeanDefinitionParserDelegate(readerContext, this);
delegate.initDefaults(root, parentDelegate);
return delegate;
}
/* Keep backward compatibility with spring 3.0 */
protected BeanDefinitionParserDelegate createHelper(XmlReaderContext readerContext, Element root)
{
BeanDefinitionParserDelegate delegate = new MuleHierarchicalBeanDefinitionParserDelegate(readerContext, this);
delegate.initDefaults(root);
return delegate;
}
/**
* Override to reject configuration files with no namespace, e.g. mule legacy
* configuration file.
*/
@Override
protected void parseBeanDefinitions(Element root, BeanDefinitionParserDelegate delegate)
{
if (!StringUtils.hasLength(root.getNamespaceURI()))
{
getReaderContext().error("Unable to locate NamespaceHandler for namespace [null]", root);
}
else
{
super.parseBeanDefinitions(root, delegate);
}
}
}