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多数据源替换成dynamic-datasource

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dingzhongyuan
2021-06-21 15:41:44 +08:00
committed by 疯狂的狮子li
parent f48d708e28
commit cf16e31632
6 changed files with 48 additions and 101 deletions
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26
ruoyi-framework/src/main/java/com/ruoyi/framework/datasource/DynamicDataSource.java
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@ -1,26 +0,0 @@
package com.ruoyi.framework.datasource;
import java.util.Map;
import javax.sql.DataSource;
import org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource;
/**
* 动态数据源
*
* @author ruoyi
*/
public class DynamicDataSource extends AbstractRoutingDataSource
{
public DynamicDataSource(DataSource defaultTargetDataSource, Map<Object, Object> targetDataSources)
{
super.setDefaultTargetDataSource(defaultTargetDataSource);
super.setTargetDataSources(targetDataSources);
super.afterPropertiesSet();
}
@Override
protected Object determineCurrentLookupKey()
{
return DynamicDataSourceContextHolder.getDataSourceType();
}
}

45
ruoyi-framework/src/main/java/com/ruoyi/framework/datasource/DynamicDataSourceContextHolder.java
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@ -1,45 +0,0 @@
package com.ruoyi.framework.datasource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* 数据源切换处理
*
* @author ruoyi
*/
public class DynamicDataSourceContextHolder
{
public static final Logger log = LoggerFactory.getLogger(DynamicDataSourceContextHolder.class);
/**
* 使用ThreadLocal维护变量，ThreadLocal为每个使用该变量的线程提供独立的变量副本，
* 所以每一个线程都可以独立地改变自己的副本，而不会影响其它线程所对应的副本。
*/
private static final ThreadLocal<String> CONTEXT_HOLDER = new ThreadLocal<>();
/**
* 设置数据源的变量
*/
public static void setDataSourceType(String dsType)
{
log.info("切换到{}数据源", dsType);
CONTEXT_HOLDER.set(dsType);
}
/**
* 获得数据源的变量
*/
public static String getDataSourceType()
{
return CONTEXT_HOLDER.get();
}
/**
* 清空数据源变量
*/
public static void clearDataSourceType()
{
CONTEXT_HOLDER.remove();
}
}