package com.cn.tianji.config;

import org.springframework.context.annotation.Bean;
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;
import java.util.concurrent.ThreadPoolExecutor;

@Configuration
@EnableAsync
public class AsyncConfig implements AsyncConfigurer {

    @Bean(name = "workingConditionCalculationTaskExecutor")
    public Executor taskExecutor() {
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        executor.setCorePoolSize(10); // 设置核心线程数
        executor.setMaxPoolSize(20); // 设置最大线程数
        executor.setQueueCapacity(500); // 设置队列容量
        executor.setKeepAliveSeconds(60); // 线程空闲时间
        executor.setThreadNamePrefix("WorkingConditionCalculationThread-"); // 设置线程名前缀
        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.DiscardPolicy()); // 拒绝策略
        executor.initialize();
        return executor;
    }

    @Override
    public Executor getAsyncExecutor() {
        return taskExecutor();
    }
}