Spring4 JavaConfig 설정 - DatabaseConfig.java

DatabaseConfig.java는 Database 접속 및 SqlSession 설정을 담당합니다.

package com.intercast.web.config;

import java.io.IOException;

import javax.sql.DataSource;

import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.mybatis.spring.SqlSessionTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.jdbc.datasource.DriverManagerDataSource;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.EnableTransactionManagement;

 

@Configuration
/*
 * Spring 프레임워크의 어노 테이션 기반 트랜잭션 관리를 사용할 수 있도록 한다.
 * <tx:annotation-driven>
 */
@EnableTransactionManagement
public class DatabaseConfig {

 @Autowired
    ApplicationContext applicationContext;

 /**
  * DataSource 설정
  * <bean id="dataSource"
  *  class="org.springframework.jdbc.datasource.DriverManagerDataSource">
  *
  *  <property name="driverClassName" value="oracle.jdbc.driver.OracleDriver" />
  *  <property name="url" value="jdbc:oracle:thin:@localhost:1521:xe" />
  *  <property name="username" value="intercast" />
  *  <property name="password" value="pass123!" />
  * </bean>
  *
  * @return
  */
 @Bean
 public DataSource dataSource() {
  DriverManagerDataSource dataSource = new DriverManagerDataSource();
  dataSource.setDriverClassName("oracle.jdbc.driver.OracleDriver");
  dataSource.setUrl("jdbc:oracle:thin:@localhost:1521:xe");
  dataSource.setUsername("intercast");
  dataSource.setPassword("pass123!");
  return dataSource;
 }

 

 /**
  * TransactionManager설정
  *
  * <bean id="transactionManager"
  *  class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
  *  <property name="dataSource" ref="dataSource"></property>
  * </bean>
  *
  * @return
  */
 @Bean
 public PlatformTransactionManager transactionManager() {
  return new DataSourceTransactionManager(dataSource());
 }

 

 /**
  * SqlSessionFactory 설정
  *
  * <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
  *  <property name="dataSource" ref="dataSource" />
  *  <property name="configLocation" value="classpath:mybatis/configuration.xml" />
  * <property name="mapperLocations" value="classpath:mybatis/mappers/** /*.xml" />
  * </bean>
  *
  * @param dataSource
  * @param applicationContext
  * @return
  * @throws IOException
  */
 @Bean
 public SqlSessionFactoryBean sqlSessionFactoryBean(DataSource dataSource,
   ApplicationContext applicationContext) throws IOException {

  SqlSessionFactoryBean factoryBean = new SqlSessionFactoryBean();

  factoryBean.setDataSource(dataSource);
  factoryBean.setConfigLocation(applicationContext.getResource("classpath:mybatis/configuration.xml"));
  factoryBean.setMapperLocations(applicationContext.getResources("classpath:mybatis/mappers/**/*.xml"));

  return factoryBean;
 }

 

 /**
  * SqlSessionTemplate 설정
  *
  * <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
  *  <constructor-arg ref="sqlSessionFactory" />
  * </bean>
  *
  * @param sqlSessionFactory
  * @return
  */
  @Bean
  public SqlSessionTemplate sqlSessionTemplate(SqlSessionFactory sqlSessionFactory) {
      return new SqlSessionTemplate(sqlSessionFactory);
  }

}