spring--mybatis整合二

第一种方式的ApplicationContext.xml
<bean id="userMapper" class="edu.cqupt.mapper.UserMapperImpl">
        <property name="sqlSession" ref="sqlSession"/>
 </bean>
第二种方式的ApplicationContext.xml
<bean id="userMapper" class="edu.cqupt.mapper.UserMapperImpl">
        <property name="sqlSessionFactory" ref="sqlSessionFactory"/>
</bean>
  • UserMapperImpl
    • 继承 SqlSessionDaoSupport
    • 使用getSqlSession()方法获得SqlSession
    • public class UserMapperImpl extends SqlSessionDaoSupport implements UserMapper {
          public List<User> selectUser() {
              UserMapper mapper = getSqlSession().getMapper(UserMapper.class);
              return mapper.selectUser();
          }
      }

       

posted @ 2021-04-27 17:12  琴湖copy王  阅读(32)  评论(0)    收藏  举报