博客

import java.util.concurrent.Executor;
import org.springframework.aop.interceptor.AsyncUncaughtExceptionHandler;
import org.springframework.aop.interceptor.SimpleAsyncUncaughtExceptionHandler;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.TaskScheduler;
import org.springframework.scheduling.annotation.AsyncConfigurer;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.annotation.SchedulingConfigurer;
import org.springframework.scheduling.concurrent.ThreadPoolTaskScheduler;
import org.springframework.scheduling.config.ScheduledTaskRegistrar;

/**
 * 定时任务以多线程的形式进行运行
 *
 */
@Configuration
@EnableScheduling
public class ScheduleConfig implements SchedulingConfigurer, AsyncConfigurer
{
    @Override
    public void configureTasks(ScheduledTaskRegistrar taskRegistrar)
    {
        TaskScheduler taskScheduler = taskScheduler();
        taskRegistrar.setTaskScheduler(taskScheduler);
    }

    @Bean(destroyMethod="shutdown")
    public ThreadPoolTaskScheduler taskScheduler()
    {
        ThreadPoolTaskScheduler scheduler = new ThreadPoolTaskScheduler();
        scheduler.setPoolSize(8);
        scheduler.setThreadNamePrefix("task-");
        scheduler.setAwaitTerminationSeconds(60);
        scheduler.setWaitForTasksToCompleteOnShutdown(true);
        return scheduler;
    }
}

Scheduling 默认是单线程执行的，同一个时间触发的是串行执行的