tagdaocache.java

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/*
 * Copyright 2007 the original author or jdon.com
 *
 * 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.jdon.jivejdon.dao.filter;

import java.util.ArrayList;
import java.util.Collection;

import com.jdon.jivejdon.dao.SequenceDao;
import com.jdon.jivejdon.dao.sql.JdbcTempSource;
import com.jdon.jivejdon.dao.sql.TagDaoSql;
import com.jdon.jivejdon.model.ThreadTag;
import com.jdon.jivejdon.model.util.CachedCollection;
import com.jdon.jivejdon.service.util.ContainerUtil;

public class TagDaoCache extends TagDaoSql {
	private ContainerUtil containerUtil;

	public TagDaoCache(JdbcTempSource jdbcTempSource, ContainerUtil containerUtil, SequenceDao sequenceDao) {
		super(jdbcTempSource, containerUtil, sequenceDao);
		this.containerUtil = containerUtil;
	}

	public ThreadTag getThreadTag(Long tagID) {
		ThreadTag threadTag = (ThreadTag) containerUtil.getModelFromCache(tagID, ThreadTag.class);
		if (threadTag == null) {
			threadTag = super.getThreadTag(tagID);
			containerUtil.addModeltoCache(tagID, threadTag);
		}
		return threadTag;
	}
	
	
	public void updateThreadTag(ThreadTag threadTag) throws Exception{
		super.updateThreadTag(threadTag);
		containerUtil.clearCache(threadTag.getTagID());
	}

}