hibernatepersistencemanager.java

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package com.ejsun.entapps.core.persistence.impl;

import org.springframework.orm.hibernate.support.HibernateDaoSupport;

import com.ejsun.entapps.core.persistence.PersistenceManager;
import com.ejsun.entapps.core.search.Indexer;
import com.ejsun.entapps.core.search.Searchable;
import com.ejsun.entapps.domain.Entity;

/**
 * @author	Quake Wang
 * @create	2004-3-7
 * @version $Revision: 1.3 $
 */
public class HibernatePersistenceManager
	extends HibernateDaoSupport
	implements PersistenceManager {
	private Indexer indexer;

	public void create(Entity entity) {
		getHibernateTemplate().save(entity);
		index(entity);
	}

	public void update(Entity entity) {
		getHibernateTemplate().update(entity);
		index(entity);
	}

	public void delete(Entity entity) {
		getHibernateTemplate().delete(entity);
		unIndex(entity);
	}

	private void index(Entity entity) {
		if (indexer != null && (entity instanceof Searchable))
			indexer.index(entity);
	}

	private void unIndex(Entity entity) {
		if (indexer != null && (entity instanceof Searchable)) {
			indexer.unIndex(entity);
		}
	}

	public void setIndexer(Indexer indexer) {
		this.indexer = indexer;
	}

}