Common thread pool

import java.util.concurrent.ExecutorService;
 4 import java.util.concurrent.Executors;
 5 
 6 public class TestThreadPoolExecutor {
 7     public static void main(String[] args) {
 8         //创建一个单线程化的线程池
 9         ExecutorService singleThreadExecutor = Executors.newSingleThreadExecutor();
10         for (int i = 0; i < 10; i++) {
11             final int index = i;
12             singleThreadExecutor.execute(newThe Runnable () {
 13 is                  public  void RUN () {
 14                      the try {
 15                          // results are sequentially output, corresponding to the order of execution of each task 
16 System.out.println (Thread.currentThread (). GetName () + " is being performed, the printing values are: "+ index);
 . 17 the Thread.sleep (1000 );
 18 is} the catch (InterruptedException E) {
 . 19                          e.printStackTrace ();
 20 is                      }
 21 is                  }
 22 is              });
 23 is          }
 24     }
25 }

// create a single-threaded thread pool Executors.newSingleThreadExecutor ();

 // create a cache thread pool Executors.newCachedThreadPool ();

// create a reusable fixed number of thread pool Executors.newFixedThreadPool (3);

 // create a fixed-size thread pool to support regular and periodic task execution - delayed execution Executors.newScheduledThreadPool (5);