package com.ltkj.framework.aspectj;
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import com.ltkj.db.DataSourceContextHolder;
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import com.ltkj.framework.datasource.DynamicDataSourceContextHolder;
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import org.aspectj.lang.ProceedingJoinPoint;
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import org.aspectj.lang.annotation.Around;
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import org.aspectj.lang.annotation.Aspect;
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import org.aspectj.lang.annotation.Pointcut;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.stereotype.Component;
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/**
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* ClassName: AsynAspect <br/>
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* Description: 在异步方法执行时，获取并传递当前线程的数据源。<br/>
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* date: 2025/2/15 18:07<br/>
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*
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* @author zjh<br />
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*/
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//@Aspect
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//@Component
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public class AsynAspect {
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private static final Logger logger = LoggerFactory.getLogger(AsynAspect.class);
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@Pointcut("@annotation(org.springframework.scheduling.annotation.Async) || @within(org.springframework.scheduling.annotation.Async)")
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public void asyncPointCut() {
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// 异步方法切入点
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}
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@Around("asyncPointCut()")
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public Object around(ProceedingJoinPoint point) throws Throwable {
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// 获取当前线程的 DataSource
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String currentDataSource = DataSourceContextHolder.getDataSourceKey();
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logger.info("当前线程数据源: {}", currentDataSource);
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// 在异步方法执行前，设置数据源到 DynamicDataSourceContextHolder
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DynamicDataSourceContextHolder.setDataSourceType(currentDataSource);
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try {
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// 执行异步方法
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return point.proceed();
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} finally {
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// 执行完毕后清理数据源
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DynamicDataSourceContextHolder.clearDataSourceType();
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logger.info("清理数据源，恢复默认数据源");
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}
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}
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}
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