Java线程池的使用

package website.thread;

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

public class MyThreadPool {

    private static ThreadPoolExecutor executor;

    static {
        executor = new ThreadPoolExecutor(2, 10, 3, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<>(1));
    }

    public static void main(String[] args) {
        executor.execute(new Runnable() {
            @Override
            public void run() {
                long stratTime = System.currentTimeMillis();
                System.out.println("线程:" + Thread.currentThread().getName() + "开始执行");
                try {
                    Integer sleepTime = 10000;
                    System.out.println(sleepTime);
                    Thread.sleep(sleepTime);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.println("线程:" + Thread.currentThread().getName() + "执行了" + (stratTime - System.currentTimeMillis()));
            }
        });
        executor.execute(new Runnable() {
            @Override
            public void run() {
                long stratTime = System.currentTimeMillis();
                System.out.println("线程:" + Thread.currentThread().getName() + "开始执行");
                try {
                    Integer sleepTime = 10000;
                    System.out.println(sleepTime);
                    Thread.sleep(sleepTime);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.println("线程:" + Thread.currentThread().getName() + "执行了" + (stratTime - System.currentTimeMillis()));
            }
        });
        executor.execute(new Runnable() {
            @Override
            public void run() {
                long stratTime = System.currentTimeMillis();
                System.out.println("线程:" + Thread.currentThread().getName() + "开始执行");
                try {
                    Integer sleepTime = 10000;
                    System.out.println(sleepTime);
                    Thread.sleep(sleepTime);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                System.out.println("线程:" + Thread.currentThread().getName() + "执行了" + (stratTime - System.currentTimeMillis()));
            }
        });
    }

}

 

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