package org.example.ThreadConfig;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.ThreadPoolExecutor;

/**
 * @program: dabaogp
 * @description:
 * @create: 2024-06-25 16:37
 **/
@Configuration
public class AsyncConfiguration {

    @Bean(name = "threadPoolTaskExecutor")
    public ThreadPoolTaskExecutor threadPoolTaskExecutor() {
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        executor.setCorePoolSize(400);    //  核心线程数
        executor.setMaxPoolSize(1200);    //  最大线程数
        executor.setQueueCapacity(1500);    //  队列容量
        executor.setKeepAliveSeconds(60);    //  线程空闲时的存活时间为60秒
        executor.setThreadNamePrefix("MexcThread-");    //  线程名称的前缀
        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());    //  使用  CallerRunsPolicy  拒绝策略
        return executor;
    }
}