/**
?*?Copyright?（c）?2015?-?2016?eya?Inc.
?*?All?rights?reserved.
?*/
package?com.eya.mt.datasource;

import?java.util.Map;

import?javax.sql.DataSource;

import?org.apache.commons.collections.MapUtils;
import?org.slf4j.Logger;
import?org.slf4j.LoggerFactory;
import?org.springframework.beans.BeansException;
import?org.springframework.context.ApplicationContext;
import?org.springframework.context.ApplicationContextAware;
import?org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource;

/**
?*?動(dòng)態(tài)數(shù)據(jù)源父類
?*?@create?ll
?*?@createDate?2017年3月27日?下午2:38:05
?*?@update?
?*?@updateDate?
?*/
public?abstract?class?AbstractDynamicDataSource?extends
??????????????????????????????????????????????????????????????????????AbstractRoutingDataSource
???????????????????????????????????????????????????????????????????????????????????????????????implements
???????????????????????????????????????????????????????????????????????????????????????????????ApplicationContextAware?{

????/**?日志?*/
????protected?Logger?logger?=?LoggerFactory.getLogger（getClass（））;
????/**?默認(rèn)的數(shù)據(jù)源KEY?*/
????//protected?static?final?String?DEFAULT_DATASOURCE_KEY?=?“defaultDataSource“;

????/**?數(shù)據(jù)源KEY-VALUE鍵值對(duì)?*/
????private?Mapject?object>?targetDataSources;

????/**?spring容器上下文?*/
????private?static?ApplicationContext?ctx;

????public?void?setApplicationContext（ApplicationContext?applicationContext）?throws?BeansException?{
????????ctx?=?applicationContext;
????}

????public?static?ApplicationContext?getApplicationContext（）?{
????????return?ctx;
????}

????public?static?object?getBean（String?name）?{
????????return?ctx.getBean（name）;
????}

????/**
?????*?@param?targetDataSources?the?targetDataSources?to?set
?????*/
????public?void?setTargetDataSources（Mapject?object>?targetDataSources）?{
????????this.targetDataSources?=?targetDataSources;
????????super.setTargetDataSources（targetDataSources）;
????????//?afterPropertiesSet（）方法調(diào)用時(shí)用來將targetDataSources的屬性寫入resolvedDataSources中的
????????super.afterPropertiesSet（）;
????}

????/**
?????*?@return?the?targetDataSources
?????*/
????public?Mapject?object>?getTargetDataSources（）?{
????????return?this.targetDataSources;
????}

????/**
?????*?創(chuàng)建數(shù)據(jù)源
?????*?@param?driverClassName?數(shù)據(jù)庫驅(qū)動(dòng)名稱
?????*?@param?url?連接地址
?????*?@param?username?用戶名
?????*?@param?password?密碼
?????*?@return?數(shù)據(jù)源{@link?T}
?????*?@Author?:?ll.?create?at?2017年3月27日?下午2:44:34
?????*/
????public?abstract?T?createDataSource（String?driverClassName?String?url?String?username
???????????????????????????????????????String?password）;

????/**
?????*?設(shè)置系統(tǒng)當(dāng)前使用的數(shù)據(jù)源
?????*?
數(shù)據(jù)源為空或者為0時(shí)，自動(dòng)切換至默認(rèn)數(shù)據(jù)源，即在配置文件中定義的默認(rèn)數(shù)據(jù)源
?????*?@see?org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource#determineCurrentLookupKey（）
?????*/
????@Override
????protected?object?determineCurrentLookupKey（）?{
????????logger.debug（“【設(shè)置系統(tǒng)當(dāng)前使用的數(shù)據(jù)源】“）;
????????Mapject>?configMap?=?DBC

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件???????1510??2017-07-27?15:22??mult-table-demo\.classpath

?????文件???????1224??2017-07-27?15:22??mult-table-demo\.project

?????文件????????575??2017-07-27?15:22??mult-table-demo\.settings\.jsdtscope

?????文件????????144??2017-07-27?15:22??mult-table-demo\.settings\org.eclipse.core.resources.prefs

?????文件????????430??2017-07-27?15:22??mult-table-demo\.settings\org.eclipse.jdt.core.prefs

?????文件?????????90??2017-07-27?15:22??mult-table-demo\.settings\org.eclipse.m2e.core.prefs

?????文件????????686??2017-07-27?15:22??mult-table-demo\.settings\org.eclipse.wst.common.component

?????文件????????252??2017-07-27?15:22??mult-table-demo\.settings\org.eclipse.wst.common.project.facet.core.xml

?????文件?????????49??2017-07-27?15:22??mult-table-demo\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2017-07-27?15:22??mult-table-demo\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件?????????50??2017-07-27?15:22??mult-table-demo\.settings\org.eclipse.wst.validation.prefs

?????文件???????4264??2017-07-27?15:22??mult-table-demo\pom.xml

?????文件???????5294??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\datasource\AbstractDynamicDataSource.java

?????文件???????4516??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\datasource\AtomikosDynamicDataSource.java

?????文件???????1497??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\datasource\DBContextHolder.java

?????文件????????366??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\mydb\mapper\MyDbUserMapper.java

?????文件????????751??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\mydb\model\MyDbUser.java

?????文件????????814??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\mydb\service\MyDbUserService.java

?????文件????????390??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\otherdb\mapper\OtherDbStudentMapper.java

?????文件????????768??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\otherdb\model\OtherDbStudent.java

?????文件????????865??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\otherdb\service\OtherDbStudentService.java

?????文件???????2633??2017-07-27?15:22??mult-table-demo\src\main\java\com\eya\mt\utils\RandomUtil.java

?????文件????????965??2017-07-27?15:22??mult-table-demo\src\main\resources\applicationContext.xml

?????文件???????3550??2017-07-27?15:22??mult-table-demo\src\main\resources\jta.properties

?????文件???????1646??2017-07-27?15:22??mult-table-demo\src\main\resources\log4j.properties

?????文件????????586??2017-07-27?15:22??mult-table-demo\src\main\resources\mapper\mydb\MyDbUserMapper.xml

?????文件????????610??2017-07-27?15:22??mult-table-demo\src\main\resources\mapper\otherdb\OtherDbStudentMapper.xml

?????文件???????5077??2017-07-27?15:22??mult-table-demo\src\main\resources\spring-mybatis.xml

?????文件???????1167??2017-07-27?15:22??mult-table-demo\src\main\webapp\WEB-INF\web.xml

?????文件???????2416??2017-07-27?15:22??mult-table-demo\src\test\java\com\eay\test\MultDbTest.java

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