Package com.taobao.metamorphosis.gregor.slave

Source Code of com.taobao.metamorphosis.gregor.slave.GregorSlaveBroker

/*
* (C) 2007-2012 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.
* Authors:
*   wuhua <wq163@163.com> , boyan <killme2008@gmail.com>
*/
package com.taobao.metamorphosis.gregor.slave;

import java.util.Properties;
import java.util.concurrent.TimeUnit;

import com.taobao.metamorphosis.AbstractBrokerPlugin;
import com.taobao.metamorphosis.gregor.Constants;
import com.taobao.metamorphosis.network.SyncCommand;
import com.taobao.metamorphosis.server.assembly.MetaMorphosisBroker;
import com.taobao.metamorphosis.server.utils.MetaConfig;
import com.taobao.metamorphosis.server.utils.TopicConfig;
import com.taobao.metamorphosis.utils.NamedThreadFactory;


/**
* Slave broker�������ĸ����߶�
*
* @author boyan(boyan@taobao.com)
* @date 2011-12-14
*
*/
public class GregorSlaveBroker extends AbstractBrokerPlugin {
    OrderedThreadPoolExecutor orderedPutExecutor;


    @Override
    public void start() {

    }


    @Override
    public void stop() {
        if (this.orderedPutExecutor != null) {
            this.orderedPutExecutor.shutdown();
        }

    }


    @Override
    public void init(final MetaMorphosisBroker metaMorphosisBroker, final Properties props) {
        final MetaConfig metaConfig = metaMorphosisBroker.getMetaConfig();
        // Added slave status topic for master to check it.
        TopicConfig topicConfig = new TopicConfig(Constants.TEST_SLAVE_TOPIC, metaConfig);
        topicConfig.setNumPartitions(1);
        metaConfig.addTopic(Constants.TEST_SLAVE_TOPIC, topicConfig);
        // slave��ע�ᵽzk,ǿ��
        metaMorphosisBroker.getBrokerZooKeeper().getZkConfig().zkEnable = false;
        this.orderedPutExecutor =
                new OrderedThreadPoolExecutor(metaConfig.getPutProcessThreadCount(),
                    metaConfig.getPutProcessThreadCount(), 60, TimeUnit.SECONDS, new NamedThreadFactory("putProcessor"));
        final GregorCommandProcessor processor =
                new GregorCommandProcessor(metaMorphosisBroker.getStoreManager(),
                    metaMorphosisBroker.getExecutorsManager(), metaMorphosisBroker.getStatsManager(),
                    metaMorphosisBroker.getRemotingServer(), metaMorphosisBroker.getMetaConfig(),
                    metaMorphosisBroker.getIdWorker(), metaMorphosisBroker.getBrokerZooKeeper(),
                    metaMorphosisBroker.getConsumerFilterManager());
        // ǿ������processor
        metaMorphosisBroker.setBrokerProcessor(processor);
        final SyncProcessor syncProcessor = new SyncProcessor(processor, this.orderedPutExecutor);
        // ע�����紦����
        metaMorphosisBroker.getRemotingServer().registerProcessor(SyncCommand.class, syncProcessor);
    }


    @Override
    public String name() {
        return "gregor";
    }

}
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