MetaTuple.java

package com.alibaba.aloha.meta;

import java.io.Serializable;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;

import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;

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

public class MetaTuple implements Serializable {

	/**  */
	private static final long serialVersionUID = 2277714452693486955L;

	protected final List<MessageExt> msgList;
	protected final MessageQueue mq;

	protected final AtomicInteger failureTimes;
	protected final long createMs;
	protected long emitMs;

	protected transient CountDownLatch latch;
	protected transient boolean isSuccess;

	public MetaTuple(List<MessageExt> msgList, MessageQueue mq) {
		this.msgList = msgList;
		this.mq = mq;

		this.failureTimes = new AtomicInteger(0);
		this.createMs = System.currentTimeMillis();

		this.latch = new CountDownLatch(1);
		this.isSuccess = false;
	}

	public AtomicInteger getFailureTimes() {
		return failureTimes;
	}
	
	public long getCreateMs() {
		return createMs;
	}

	public long getEmitMs() {
		return emitMs;
	}

	public void updateEmitMs() {
		this.emitMs = System.currentTimeMillis();
	}

	public List<MessageExt> getMsgList() {
		return msgList;
	}
	

	public MessageQueue getMq() {
		return mq;
	}

	public boolean waitFinish() throws InterruptedException {
		return latch.await(4, TimeUnit.HOURS);
	}

	public void done() {
		isSuccess = true;
		latch.countDown();
	}

	public void fail() {
		isSuccess = false;
		latch.countDown();
	}

	public boolean isSuccess() {
		return isSuccess;
	}
	

	@Override
	public String toString() {
		return ToStringBuilder.reflectionToString(this,
				ToStringStyle.SHORT_PREFIX_STYLE);
	}
}