java 线程池 超时中断

import java.util.concurrent.ExecutionException;import java.util.concurrent.ExecutorService;import java.util.concurrent.Executors;import java.util.concurrent.Future;import java.util.concurrent.TimeUnit;import java.util.concurrent.TimeoutException;public class Test {public static void main(String[] args) {// TODO Auto-generated method stub//ExecutorService exec = Executors.newCachedThreadPool();ExecutorService exec = Executors.newFixedThreadPool(2);Future<String> f = exec.submit(new TimeTask());Future<String> f2 = exec.submit(new TimeTask2());try {f.get(1, TimeUnit.SECONDS);} catch (InterruptedException e) {e.printStackTrace();} catch (ExecutionException e) {e.printStackTrace();} catch (TimeoutException e) {f.cancel(true);// 定义超时后的状态修改System.out.println("thread time out");e.printStackTrace();}System.out.println("sfadsfasdfasdfasdfasdfasfd");try {f2.get(1, TimeUnit.SECONDS);} catch (InterruptedException e) {e.printStackTrace();} catch (ExecutionException e) {e.printStackTrace();} catch (TimeoutException e) {f.cancel(true);// 定义超时后的状态修改System.out.println("thread time out");e.printStackTrace();}}}

   有时候中断不了