springboot定时任务 多线程/周期自定义

package cn.com.rivercloud.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.TaskScheduler;
import org.springframework.scheduling.annotation.Async;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.annotation.SchedulingConfigurer;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.scheduling.config.ScheduledTaskRegistrar;
import org.springframework.scheduling.support.CronTrigger;

import java.util.concurrent.Executor;
import java.util.concurrent.Executors;

/**
 * author 
 * date 2020/1/13 0013 16:36
 */

@Configuration
@EnableScheduling
public class ScheduledConfig implements SchedulingConfigurer {

    @Override
    public void configureTasks(ScheduledTaskRegistrar scheduledTaskRegistrar) {

　　　　　//线程池的配置
        scheduledTaskRegistrar.setScheduler(Executors.newScheduledThreadPool(3));

　　　　　//并行的三个方法
        scheduledTaskRegistrar.addTriggerTask(
　　　　　　　　　　//执行的任务
                ()-> System.out.println(Thread.currentThread().getName() +"bbbbbbbb"),
                
　　　　　　　　　　//自定义周期
　　　　　　　　　　triggerContext -> {
                    String cron = "0/1 * * * * ?";
                    return new CronTrigger(cron).nextExecutionTime(triggerContext);
                }
        );
        scheduledTaskRegistrar.addTriggerTask(
                ()-> System.out.println(Thread.currentThread().getName() +"aaaaaaaa"),
                triggerContext -> {
                    String cron = "0/1 * * * * ?";
                    return new CronTrigger(cron).nextExecutionTime(triggerContext);
                }
        );
        scheduledTaskRegistrar.addTriggerTask(
                ()-> System.out.println(Thread.currentThread().getName() +"dddddddd"),
                triggerContext -> {
                    String cron = "0/1 * * * * ?";
                    return new CronTrigger(cron).nextExecutionTime(triggerContext);
                }
        );
    }
}