spring管理

spring管理

SqlMapConfig.xml:

    <?xml version="1.0" encoding="UTF-8"?>
    <beans xmlns="http://www.springframework.org/schema/beans"
           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
           xmlns:context="http://www.springframework.org/schema/context"
           xsi:schemaLocation="
           http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
           http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd"
    >
        <context:property-placeholder location="classpath:db.properties"/>
        <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
            <property name="driverClassName" value="${db.driver}"/>
            <property name="username" value="${db.username}"/>
            <property name="password" value="${db.password}"/>
            <property name="url" value="${db.url}"/>
        </bean>
        <bean id="sessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            <property name="configLocation" value="SqlMapConfig.xml"/>
            <property name="dataSource" ref="dataSource"/>
        </bean>
        <bean id="testMapper" class="daoImpl.TestMapperImpl">
            <property name="sqlSessionFactory" ref="sessionFactory"/>
        </bean>
        <!--<bean id="testMapper" class="org.mybatis.spring.mapper.MapperFactoryBean">-->
            <!--<property name="mapperInterface" value="mapper.TestMapper"/>-->
            <!--<property name="sqlSessionFactory" ref="sessionFactory"/>-->
        <!--</bean>-->

        <!-- Mapper代理的方式开发方式二，扫描包方式配置代理
        每个mapper代理对象的id就是类名，首字母小写
        -->
        <!--<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">-->
            <!--<property name="basePackage" value="mapper"/>-->
            <!--<property name="sqlSessionFactoryBeanName" value="sessionFactory"/>-->
        <!--</bean>-->
    </beans>

impl:

    public class TestMapperImpl extends SqlSessionDaoSupport implements TestMapper {
        public List<Test> selectByReg() {
            return getSqlSession().selectList("selectByReg");
        }
    }

测试:

    public class SpringTest2 {
        @Test
        public void test1(){
            ApplicationContext context = new ClassPathXmlApplicationContext("classpath:spring/applicationContext.xml");
    //        TestMapperImpl bean = context.getBean(TestMapperImpl.class);
            TestMapper mapper = (TestMapper) context.getBean("testMapper");
            List<mapper.Test> list = mapper.selectByReg();
            System.out.println(list);
        }
    }