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/**
 * Copyright (C) 2010-2013 Alibaba Group Holding Limited
 *
 * 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.alibaba.rocketmq.store;

import com.alibaba.rocketmq.common.TopicFilterType;
import com.alibaba.rocketmq.common.message.MessageExt;


/**
 * 存储内部使用的Message对象
 * 
 * @author shijia.wxr
 * @since 2013-7-21
 */
public class MessageExtBrokerInner extends MessageExt {
    private static final long serialVersionUID = 7256001576878700634L;
    private String propertiesString;
    private long tagsCode;


    /**
     * 目前只支持单个标签的过滤
     */
    public static long tagsString2tagsCode(final TopicFilterType filter, final String tags) {
        if (null == tags || tags.length() == 0)
            return 0;

        return tags.hashCode();
    }


    public String getPropertiesString() {
        return propertiesString;
    }


    public void setPropertiesString(String propertiesString) {
        this.propertiesString = propertiesString;
    }


    public long getTagsCode() {
        return tagsCode;
    }


    public void setTagsCode(long tagsCode) {
        this.tagsCode = tagsCode;
    }
}