Spring Boot Appendix1 (Database관련 Config클래스 생성)

DatabaseConfig클래스 생성 및 설정

DemoApplication클래스에 있는 Database관련 내용을 분리함

package com.example.config;

import javax.sql.DataSource;

import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.Resource;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;

@Configuration
@EnableTransactionManagement
@MapperScan({"com.example.mapper"})
public class DatabaseConfig {

   @Bean
   public SqlSessionFactory sqlSessionFactory(DataSource dataSource) throws Exception {
      SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean();
      sqlSessionFactoryBean.setDataSource(dataSource);

      return sqlSessionFactoryBean.getObject();
   }

   @Bean
   public DataSourceTransactionManager transactionManager(DataSource dataSource) {
      return new DataSourceTransactionManager(dataSource);
   }
}

src/main/java/com.example/DatabaseConfig.java