com.tacitknowledge.flip.spring.config.InterceptHandlerParser.java Source code

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Here is the source code for com.tacitknowledge.flip.spring.config.InterceptHandlerParser.java

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/*
 * Copyright 2012 Tacit Knowledge.
 *
 * 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 com.tacitknowledge.flip.spring.config;

import com.tacitknowledge.flip.spring.FlipSpringAspect;
import org.springframework.beans.MutablePropertyValues;
import org.springframework.beans.factory.config.RuntimeBeanReference;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.AbstractBeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.beans.factory.xml.XmlBeanFactory;
import org.springframework.core.io.ClassPathResource;
import org.w3c.dom.Element;

/**
 * Spring Context tag parser which adds to the context the {@link FlipSpringAspect} bean.
 * This tag could contain the <code>default-url</code> attribute with the default
 * URL.
 * 
 * @author Serghei Soloviov <ssoloviov@tacitknowledge.com>
 */
public class InterceptHandlerParser extends AbstractBeanDefinitionParser {

    @Override
    protected AbstractBeanDefinition parseInternal(Element element, ParserContext parserContext) {
        XmlBeanFactory factory = new XmlBeanFactory(
                new ClassPathResource("com/tacitknowledge/flip/spring/context.xml"));

        BeanDefinitionBuilder beanBuilder = BeanDefinitionBuilder.rootBeanDefinition(FlipSpringAspect.class);
        String defaultUrlValue = element.getAttribute("default-url");
        MutablePropertyValues propertyValues = new MutablePropertyValues();
        propertyValues.addPropertyValue("defaultValue", defaultUrlValue);
        propertyValues.addPropertyValue(FlipSpringAspect.FEATURE_SERVICE_BEAN_NAME,
                new RuntimeBeanReference(FlipSpringAspect.FEATURE_SERVICE_BEAN_NAME));
        beanBuilder.getRawBeanDefinition().setPropertyValues(propertyValues);

        for (String name : factory.getBeanDefinitionNames()) {
            parserContext.getRegistry().registerBeanDefinition(name, factory.getBeanDefinition(name));
        }
        parserContext.getRegistry().registerBeanDefinition(FlipSpringAspect.ASPECT_BEAN_NAME,
                beanBuilder.getBeanDefinition());

        return null;
    }

}