Lock线程锁

最新推荐文章于 2025-01-21 11:46:08 发布

转载最新推荐文章于 2025-01-21 11:46:08 发布 · 683 阅读

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#thread #string #class #output

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本文介绍了一个并发输出器类及其与线程的交互，通过Junit进行测试，展示了如何实现并行输出字符串。

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Outputer.java

package com.entel.research;

import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;

public class Outputer
{
	Lock lock = new ReentrantLock();
	
	public void output(String name)
	{
		int length = name.length();
		
		lock.lock();
		
		try
		{
			for(int i=0;i<length;i++)
			{
				System.out.print(name.charAt(i));
			}
			System.out.println();
		}
		finally
		{
			lock.unlock();
		}
	}
}

JunitOutputer.java

package com.entel.research;

public class JunitOutputer
{
	public static void main(String[] args)
	{
		final Outputer outputer = new Outputer();
		
		new Thread(new Runnable()
		{
			@Override
			public void run()
			{
				while(true)
				{
					try
					{
						Thread.sleep(100);
					}
					catch (InterruptedException e)
					{
						e.printStackTrace();
					}
					
					outputer.output("LiJian");
				}
			}
		}).start();
		
		new Thread(new Runnable()
		{
			@Override
			public void run()
			{
				while(true)
				{
					try
					{
						Thread.sleep(100);
					}
					catch (InterruptedException e)
					{
						e.printStackTrace();
					}
					outputer.output("ZhangSan");
				}
			}
		}).start();
	}
}