Spring boot 异步线程池

package com.loan.msg.config;

import org.springframework.aop.interceptor.AsyncUncaughtExceptionHandler;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.AsyncConfigurer;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;

/**
 * @author 周志伟
 * @projectname 项目名称: ${project_name}
 * @classname: TaskExecutorConfig
 * @description:
 * @date 2018/11/29：13:10
 */
@Configuration
@ComponentScan("com.loan.msg.service")
@EnableAsync //开启异步任务支持
public class TaskExecutorConfig implements AsyncConfigurer {

    @Override
    public Executor getAsyncExecutor() {//实现AsyncConfigurer接口并重写getAsyncExecutor方法，并返回一个ThreadPoolTaskExecutor，这样我们就获得了一个基于线程池TaskExecutor
        ThreadPoolTaskExecutor taskExecutor = new ThreadPoolTaskExecutor();
        taskExecutor.setCorePoolSize(10);
        taskExecutor.setMaxPoolSize(80);
        taskExecutor.setQueueCapacity(100);
        taskExecutor.initialize();
        return taskExecutor;
    }

    @Override
    public AsyncUncaughtExceptionHandler getAsyncUncaughtExceptionHandler() {
        return null;
    }
}

package com.loan.msg.service;

import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service;

/**
 * @author 周志伟
 * @projectname 项目名称: ${project_name}
 * @classname: AsService
 * @description:
 * @date 2018/11/21：14:27
 */
@Service
public class AsService {
    @Async
    public String sayHello() throws InterruptedException {
        System.out.println("执行任务一");
        //模拟执行任务一花费的时间
        Thread.sleep(3000);
        System.out.println("执行任务二");
        return "ok";
    }
}