线程池

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package com.ygl;
public class ThreadPoolRunnable implements Runnable{

@Override
public void run() {

for(int i=1;i<=10;i++){
System.out.println(Thread.currentThread().getName()+" is looping of "+i);
}
}

}

//*****************************************************

package com.ygl;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class ThreadPoolTest {
public static void main(String[] args) {
// ThreadPoolRunnable threadPoolRunnable=new ThreadPoolRunnable();
ExecutorService threadPool= Executors.newFixedThreadPool(3);//创建3个线程
for(int i=1;i<=10;i++){
//System.out.println("Task: "+i+"===============");
threadPool.execute(new ThreadPoolRunnable());
}
System.out.println("all task commit");
threadPool.shutdown();

}
}

//*************************************************************

package com.ygl;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class ThreadPoolTest {
public static void main(String[] args) {
// ThreadPoolRunnable threadPoolRunnable=new ThreadPoolRunnable();
ExecutorService threadPool= Executors.newCachedThreadPool();//根据任务动态创建线程
for(int i=1;i<=10;i++){
//System.out.println("Task: "+i+"===============");
threadPool.execute(new ThreadPoolRunnable());
}

System.out.println("all task commit");
threadPool.shutdown();

}
}

//************************************************************

package com.ygl;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;

public class ThreadPoolTest {
public static void main(String[] args) {
// ThreadPoolRunnable threadPoolRunnable=new ThreadPoolRunnable();
ExecutorService threadPool= Executors.newCachedThreadPool();//创建3个线程
for(int i=1;i<=10;i++){
//System.out.println("Task: "+i+"===============");
threadPool.execute(new ThreadPoolRunnable());
}

System.out.println("all task commit");
threadPool.shutdown();

//定时任务调度
Executors.newScheduledThreadPool(3).schedule(new ThreadPoolRunnable(),10,TimeUnit.SECONDS);
Executors.newScheduledThreadPool(3).scheduleAtFixedRate(new ThreadPoolRunnable(),10,2,TimeUnit.SECONDS);//10s后炸，每隔2s触发一次
}

}

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