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update 优化全局线程池配置 使用泛型 防止错误输入

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疯狂的狮子li 2021-09-02 15:20:31 +08:00
parent 8b2f7f0e64
commit f3d6d1e43b
4 changed files with 35 additions and 22 deletions
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10
ruoyi-admin/src/main/resources/application.yml
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@ -246,11 +246,11 @@ thread-pool:
# 线程池维护线程所允许的空闲时间
keepAliveSeconds: 300
# 线程池对拒绝任务(无线程可用)的处理策略
# CallerRunsPolicy 等待
# DiscardOldestPolicy 放弃最旧的
# DiscardPolicy 丢弃
# AbortPolicy 中止
rejectedExecutionHandler: CallerRunsPolicy
# CALLER_RUNS_POLICY 等待
# DISCARD_OLDEST_POLICY 放弃最旧的
# DISCARD_POLICY 丢弃
# ABORT_POLICY 中止
rejectedExecutionHandler: CALLER_RUNS_POLICY
# feign 相关配置
feign:

26
ruoyi-common/src/main/java/com/ruoyi/common/enums/ThreadPoolRejectedPolicy.java Normal file
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@ -0,0 +1,26 @@
package com.ruoyi.common.enums;
import lombok.AllArgsConstructor;
import lombok.Getter;
import java.util.concurrent.RejectedExecutionHandler;
import java.util.concurrent.ThreadPoolExecutor;
/**
* 线程池 拒绝策略 泛型
*
* @author Lion Li
*/
@Getter
@AllArgsConstructor
public enum ThreadPoolRejectedPolicy {
CALLER_RUNS_POLICY("等待", ThreadPoolExecutor.CallerRunsPolicy.class),
DISCARD_OLDEST_POLICY("放弃最旧的", ThreadPoolExecutor.DiscardOldestPolicy.class),
DISCARD_POLICY("丢弃", ThreadPoolExecutor.DiscardPolicy.class),
ABORT_POLICY("中止", ThreadPoolExecutor.AbortPolicy.class);
private final String name;
private final Class<? extends RejectedExecutionHandler> clazz;
}

18
ruoyi-framework/src/main/java/com/ruoyi/framework/config/ThreadPoolConfig.java
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@ -1,6 +1,7 @@
package com.ruoyi.framework.config;
import com.ruoyi.common.utils.Threads;
import com.ruoyi.common.utils.reflect.ReflectUtils;
import com.ruoyi.framework.config.properties.ThreadPoolProperties;
import org.apache.commons.lang3.concurrent.BasicThreadFactory;
import org.springframework.beans.factory.annotation.Autowired;
@ -12,7 +13,6 @@ import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import java.util.concurrent.RejectedExecutionHandler;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.ThreadPoolExecutor;
/**
* 线程池配置
@ -33,21 +33,7 @@ public class ThreadPoolConfig {
executor.setCorePoolSize(threadPoolProperties.getCorePoolSize());
executor.setQueueCapacity(threadPoolProperties.getQueueCapacity());
executor.setKeepAliveSeconds(threadPoolProperties.getKeepAliveSeconds());
RejectedExecutionHandler handler;
switch (threadPoolProperties.getRejectedExecutionHandler()) {
case "CallerRunsPolicy":
handler = new ThreadPoolExecutor.CallerRunsPolicy();
break;
case "DiscardOldestPolicy":
handler = new ThreadPoolExecutor.DiscardOldestPolicy();
break;
case "DiscardPolicy":
handler = new ThreadPoolExecutor.DiscardPolicy();
break;
default:
handler = new ThreadPoolExecutor.AbortPolicy();
break;
}
RejectedExecutionHandler handler = ReflectUtils.newInstance(threadPoolProperties.getRejectedExecutionHandler().getClazz());
executor.setRejectedExecutionHandler(handler);
return executor;
}

3
ruoyi-framework/src/main/java/com/ruoyi/framework/config/properties/ThreadPoolProperties.java
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@ -1,5 +1,6 @@
package com.ruoyi.framework.config.properties;
import com.ruoyi.common.enums.ThreadPoolRejectedPolicy;
import lombok.Data;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
@ -42,6 +43,6 @@ public class ThreadPoolProperties {
/**
* 线程池对拒绝任务(无线程可用)的处理策略
*/
private String rejectedExecutionHandler;
private ThreadPoolRejectedPolicy rejectedExecutionHandler;
}