java中线程设置超时_线程执行设置超时时间

import java.util.concurrent.*;

/**

* 记录，备忘……

* 线程执行设置超时时间

*/

public class Main2 {

// 定义线程池，推荐手动创建线程池： https://blog.youkuaiyun.com/LLLLLiSHI/article/details/88057655

private static ExecutorService pool = Executors.newFixedThreadPool(1);

/**

* jdk的api：Future类已经提供满足的api

*/

public static void main(String[] args) {

System.out.println("主程序执行开始……");

//定义线程

Callable call = new Callable(){

@Override

public String call() throws Exception {

// 设置2秒睡眠

TimeUnit.SECONDS.sleep(2);

return "这是线程执行结果……";

}

};

// 手动控制线程

Future result = pool.submit(call);

try {

// 如果在超时时间内，没有数据返回：则抛出TimeoutException异常

Object callResult = result.get(1, TimeUnit.SECONDS);

System.out.println(callResult);

} catch (InterruptedException e) {

System.out.println("InterruptedException发生");

} catch (ExecutionException e) {

System.out.println("ExecutionException发生");

} catch (TimeoutException e) {

System.out.println("TimeoutException发生，意味着线程超时报错");

}

System.out.println("主程序执行完成……");

}

}

标签：call,System,线程,设置,println,TimeoutException,超时,out

来源： https://blog.youkuaiyun.com/LLLLLiSHI/article/details/88644558