Package org.aoju.bus.starter.jdbc

Class DynamicDataSource

java.lang.Object

org.springframework.jdbc.datasource.AbstractDataSource

org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource

org.aoju.bus.starter.jdbc.DynamicDataSource

All Implemented Interfaces:

Wrapper, CommonDataSource, DataSource, org.springframework.beans.factory.InitializingBean

public class DynamicDataSource
extends org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource

多数据源支持

Since:

Java 17+

Author:

Kimi Liu

Field Summary

Fields inherited from class org.springframework.jdbc.datasource.AbstractDataSource

logger

Constructor Summary

Constructors

Constructor	Description
DynamicDataSource()

Method Summary

Modifier and Type	Method	Description
static void	addDataSource(String key, DataSource dataSource)	动态增加数据源
void	afterPropertiesSet()	在获取key的集合,目的只是为了添加一些告警日志
boolean	containsKey(String key)	判断指定DataSrouce当前是否存在
protected Object	determineCurrentLookupKey()	AbstractRoutingDataSource 抽象类实现方法， 即获取当前线程数据源的key
DataSource	getDefaultDataSource()	获取默认数据源
static DynamicDataSource	getInstance()	单例方法
void	setTargetDataSources(Map<Object,Object> map)

Methods inherited from class org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource

createConnectionBuilder, createShardingKeyBuilder, determineTargetDataSource, getConnection, getConnection, getResolvedDataSources, getResolvedDefaultDataSource, initialize, isWrapperFor, resolveSpecifiedDataSource, resolveSpecifiedLookupKey, setDataSourceLookup, setDefaultTargetDataSource, setLenientFallback, unwrap

Methods inherited from class org.springframework.jdbc.datasource.AbstractDataSource

getLoginTimeout, getLogWriter, getParentLogger, setLoginTimeout, setLogWriter

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DynamicDataSource

public DynamicDataSource()

Method Details

getInstance

public static DynamicDataSource getInstance()

单例方法

Returns:

the DynamicDataSource

addDataSource

public static void addDataSource(String key,
 DataSource dataSource)

动态增加数据源

Parameters:

key - 数据源key

dataSource - 数据源信息

setTargetDataSources

public void setTargetDataSources(Map<Object,Object> map)

Overrides:

setTargetDataSources in class org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource

determineCurrentLookupKey

protected Object determineCurrentLookupKey()

AbstractRoutingDataSource 抽象类实现方法， 即获取当前线程数据源的key

Specified by:

determineCurrentLookupKey in class org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource

Returns:

当前数据源key

afterPropertiesSet

public void afterPropertiesSet()

在获取key的集合,目的只是为了添加一些告警日志

Specified by:

afterPropertiesSet in interface org.springframework.beans.factory.InitializingBean

Overrides:

afterPropertiesSet in class org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource

containsKey

public boolean containsKey(String key)

判断指定DataSrouce当前是否存在

Parameters:

key - 数据源key

Returns:

the true/false

getDefaultDataSource

public DataSource getDefaultDataSource()

获取默认数据源

Returns:

the dataSource