[Java ExecutorService 运行指定时间后停止] #Java #线程

node.java

ExecutorService es = Executors.newFixedThreadPool(10);
es.execute(new Thread());//执行子线程任务
try {
  es.shutdown();  
  if(!es.awaitTermination(20,TimeUnit.SECONDS)){//20S
    System.out.println(" 到达指定时间，还有线程没执行完，不再等待，关闭线程池!");
    es.shutdownNow();  
  }
} catch (Throwable e) {
  // TODO Auto-generated catch block
  es.shutdownNow();
  e.printStackTrace();
}