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| import com.zaxxer.hikari.HikariDataSource;
import org.apache.ibatis.logging.stdout.StdOutImpl;
import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.mybatis.spring.SqlSessionTemplate;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.jdbc.DataSourceBuilder;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import javax.sql.DataSource;
@Configuration
@MapperScan(basePackages = {"cn.tofuwine.dao"},
sqlSessionTemplateRef = "customSqlSessionTemplate")
// 这个注解是可选的,你可以将你的数据库配置提取到单独的文件进行存储
@PropertySource("custom_datasource.properties")
public class CustomDataSourceConfiguration {
@Bean("customDataSource")
@ConfigurationProperties(prefix = "custom.datasource")
public HikariDataSource customDataSource() {
return DataSourceBuilder.create().type(HikariDataSource.class).build();
}
@Bean("customSqlSessionFactory")
public SqlSessionFactory customSqlSessionFactory(@Qualifier("customDataSource") DataSource dataSource) throws Exception {
// 若使用 Mybatis-Plus, 此处应使用 com.baomidou.mybatisplus.extension.spring.MybatisSqlSessionFactoryBean
SqlSessionFactoryBean bean = new SqlSessionFactoryBean();
bean.setDataSource(dataSource);
bean.setMapperLocations(new PathMatchingResourcePatternResolver().getResources("classpath:mapper/**/*.xml"));
// 若使用 Mybatis-Plus, 此处应使用 com.baomidou.mybatisplus.core.MybatisConfiguration
org.apache.ibatis.session.Configuration configuration = new org.apache.ibatis.session.Configuration();
configuration.setLogImpl(StdOutImpl.class);
configuration.setMapUnderscoreToCamelCase(true);
bean.setConfiguration(configuration);
return bean.getObject();
}
@Bean("customSqlSessionTemplate")
public SqlSessionTemplate customSqlSessionTemplate(@Qualifier("customSqlSessionFactory") SqlSessionFactory sqlSessionFactory) {
return new SqlSessionTemplate(sqlSessionFactory);
}
}
|
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