Callable用法示例

package com.gavin.exer;

import java.util.concurrent.Callable;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;

public class CallableTest {
  static class Task1 implements Callable{

    @Override
    public Boolean call() throws Exception {
      System.out.println("执行任务1");
      return true;
    }
  }
  public static void main(String[] args) throws ExecutionException, InterruptedException {
    Callable task1 = new Task1();
    ExecutorService executeService = Executors.newFixedThreadPool(1);
    Future future = executeService.submit(task1);
    System.out.println(future.get());
  }
}