phasebeandefinitionparser.java

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/*
 * Copyright 2002-2004 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package de.mindmatters.faces.spring.factory.xml;

import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.config.BeanDefinitionHolder;
import org.springframework.beans.factory.parsing.BeanComponentDefinition;
import org.springframework.beans.factory.support.BeanDefinitionReaderUtils;
import org.springframework.beans.factory.xml.BeanDefinitionParser;
import org.springframework.beans.factory.xml.BeanDefinitionParserDelegate;
import org.springframework.beans.factory.xml.ParserContext;
import org.w3c.dom.Element;

/**
 * {@link org.springframework.beans.factory.xml.BeanDefinitionParser}
 * implementation for parsing '<code>phase</code>' tags and creating
 * {@link de.mindmatters.faces.lifecycle.Phase} definitions.
 * 
 * @author Andreas Kuhrwahl
 * 
 */
final class PhaseBeanDefinitionParser implements BeanDefinitionParser {

    /**
     * {@inheritDoc}
     */
    public BeanDefinition parse(final Element element,
            final ParserContext parserContext) {
        BeanDefinitionParserDelegate delegate = parserContext.getDelegate();
        BeanDefinitionHolder phaseListener = delegate
                .parseBeanDefinitionElement(element);
        if (phaseListener != null) {
            delegate.decorateBeanDefinitionIfRequired(element, phaseListener);
            BeanDefinitionReaderUtils.registerBeanDefinition(phaseListener,
                    parserContext.getRegistry());
            parserContext.getReaderContext().fireComponentRegistered(
                    new BeanComponentDefinition(phaseListener));
        }
        return null;
    }

}