org.jboss.spring.cluster.CachePostProcessor.java Source code

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Here is the source code for org.jboss.spring.cluster.CachePostProcessor.java

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/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2008, Red Hat Middleware LLC, and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.jboss.spring.cluster;

import java.lang.annotation.Annotation;

import org.jboss.cache.pojo.PojoCache;
import org.jboss.cache.pojo.annotation.Replicable;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;

/**
 * Pojo cache / cluster post processor.
 *
 * @author <a href="mailto:ales.justin@jboss.com">Ales Justin</a>
 */
public class CachePostProcessor extends CacheLookup implements BeanFactoryPostProcessor, BeanPostProcessor {
    private String scopeName = "cache";

    public CachePostProcessor(PojoCache pojoCache) {
        super(pojoCache);
    }

    public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {
        beanFactory.registerScope(scopeName, new CacheScope(pojoCache));
    }

    public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
        Class<?> beanClass = bean.getClass();
        if (beanClass.isAnnotationPresent(getMarkerAnnotation())) {
            Object result = get(beanName);
            if (result != null) {
                return result;
            } else {
                return put(beanName, bean);
            }
        }
        return bean;
    }

    public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
        return bean;
    }

    /**
     * Get the bean cache / cluster marker annotation.
     *
     * @return the cache / cluster marker annotation
     */
    public Class<? extends Annotation> getMarkerAnnotation() {
        return Replicable.class;
    }

    /**
     * Set scope name.
     *
     * @param scopeName the scope name
     */
    public void setScopeName(String scopeName) {
        this.scopeName = scopeName;
    }
}