RuoYi/src/main/java/com/ruoyi/framework/config/DruidConfig.java

package com.ruoyi.framework.config;

import java.util.HashMap;
import java.util.Map;
import javax.sql.DataSource;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import com.alibaba.druid.spring.boot.autoconfigure.DruidDataSourceBuilder;
import com.ruoyi.framework.aspectj.lang.constant.DataSourceName;
import com.ruoyi.framework.datasource.DynamicDataSource;

/**
 * druid 配置多数据源
 * 
 * @author ruoyi
 */
@Configuration
public class DruidConfig
{
    @Bean
    @ConfigurationProperties("spring.datasource.druid.master")
    public DataSource masterDataSource()
    {
        return DruidDataSourceBuilder.create().build();
    }

    @Bean
    @ConfigurationProperties("spring.datasource.druid.slave")
    @ConditionalOnProperty(prefix = "spring.datasource.druid.slave", name = "open", havingValue = "true")
    public DataSource slaveDataSource()
    {
        return DruidDataSourceBuilder.create().build();
    }

    @Bean(name = "dynamicDataSource")
    @Primary
    public DynamicDataSource dataSource(DataSource masterDataSource, DataSource slaveDataSource)
    {
        Map<Object, Object> targetDataSources = new HashMap<>();
        targetDataSources.put(DataSourceName.MASTER, masterDataSource);
        targetDataSources.put(DataSourceName.SLAVE, slaveDataSource);
        return new DynamicDataSource(masterDataSource, targetDataSources);
    }
}