package com.stylefeng.guns.config.datasource;
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import com.alibaba.druid.pool.DruidDataSource;
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import com.baomidou.mybatisplus.plugins.OptimisticLockerInterceptor;
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import com.baomidou.mybatisplus.plugins.PaginationInterceptor;
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import com.stylefeng.guns.core.config.properties.DruidProperties;
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import com.stylefeng.guns.core.config.properties.MutiDataSourceProperties;
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import com.stylefeng.guns.core.datascope.DataScopeInterceptor;
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import com.stylefeng.guns.core.mutidatasource.DynamicDataSource;
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import com.stylefeng.guns.core.mutidatasource.aop.MultiSourceExAop;
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import org.mybatis.spring.annotation.MapperScan;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
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import org.springframework.boot.context.properties.ConfigurationProperties;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.jdbc.datasource.DataSourceTransactionManager;
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import org.springframework.transaction.annotation.EnableTransactionManagement;
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import java.sql.SQLException;
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import java.util.HashMap;
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/**
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* 多数据源配置<br/>
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* <p>
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* 注：由于引入多数据源，所以让spring事务的aop要在多数据源切换aop的后面
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*
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* @author stylefeng
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* @Date 2017/5/20 21:58
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*/
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@Configuration
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@ConditionalOnProperty(prefix = "guns.muti-datasource", name = "open", havingValue = "true")
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@EnableTransactionManagement(order = 2)
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@MapperScan(basePackages = {"com.stylefeng.guns.modular.*.dao","com.stylefeng.guns.multi.mapper"})
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public class MultiDataSourceConfig {
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@Bean
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@ConfigurationProperties(prefix = "guns.muti-datasource")
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public MutiDataSourceProperties mutiDataSourceProperties() {
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return new MutiDataSourceProperties();
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}
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@Bean
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public MultiSourceExAop multiSourceExAop() {
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return new MultiSourceExAop();
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}
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/**
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* guns的数据源
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*/
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private DruidDataSource dataSource(DruidProperties druidProperties) {
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DruidDataSource dataSource = new DruidDataSource();
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druidProperties.config(dataSource);
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return dataSource;
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}
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/**
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* 多数据源，第二个数据源
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*/
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private DruidDataSource bizDataSource(DruidProperties druidProperties, MutiDataSourceProperties mutiDataSourceProperties) {
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DruidDataSource dataSource = new DruidDataSource();
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druidProperties.config(dataSource);
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mutiDataSourceProperties.config(dataSource);
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return dataSource;
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}
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/**
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* 多数据源连接池配置
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*/
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@Bean
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public DynamicDataSource mutiDataSource(DruidProperties druidProperties, MutiDataSourceProperties mutiDataSourceProperties) {
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DruidDataSource dataSourceGuns = dataSource(druidProperties);
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DruidDataSource bizDataSource = bizDataSource(druidProperties, mutiDataSourceProperties);
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try {
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dataSourceGuns.init();
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bizDataSource.init();
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} catch (SQLException sql) {
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sql.printStackTrace();
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}
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DynamicDataSource dynamicDataSource = new DynamicDataSource();
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HashMap<Object, Object> hashMap = new HashMap<>();
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hashMap.put(mutiDataSourceProperties.getDataSourceNames()[0], dataSourceGuns);
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hashMap.put(mutiDataSourceProperties.getDataSourceNames()[1], bizDataSource);
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dynamicDataSource.setTargetDataSources(hashMap);
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dynamicDataSource.setDefaultTargetDataSource(dataSourceGuns);
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return dynamicDataSource;
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}
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/**
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* mybatis-plus分页插件
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*/
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@Bean
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public PaginationInterceptor paginationInterceptor() {
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return new PaginationInterceptor();
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}
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/**
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* 数据范围mybatis插件
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*/
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@Bean
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public DataScopeInterceptor dataScopeInterceptor() {
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return new DataScopeInterceptor();
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}
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/**
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* 乐观锁mybatis插件
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*/
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@Bean
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public OptimisticLockerInterceptor optimisticLockerInterceptor() {
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return new OptimisticLockerInterceptor();
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}
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/**
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* 事务配置
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*
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* @author stylefeng
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* @Date 2018/6/27 23:11
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*/
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@Bean
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public DataSourceTransactionManager dataSourceTransactionManager(DynamicDataSource mutiDataSource) {
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return new DataSourceTransactionManager(mutiDataSource);
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}
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}
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