到底错在哪里啊!附上配置文件.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:p="http://www.springframework.org/schema/p"
xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:mybatis-spring="http://mybatis.org/schema/mybatis-spring"
xmlns:c="http://www.springframework.org/schema/c" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.1.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.1.xsd
http://mybatis.org/schema/mybatis-spring http://mybatis.org/schema/mybatis-spring-1.2.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.1.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd">
<!-- 1. 数据源 : DriverManagerDataSource -->
<bean id="datasource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/mybatis" />
<property name="username" value="root" />
<property name="password" value="729821" />
</bean>
<!-- 2. mybatis的SqlSession的工厂: SqlSessionFactoryBean dataSource / typeAliasesPackage -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="datasource" />
<property name="typeAliasesPackage" value="com.hqj.sm.bean" />
</bean>
<!-- 3. mybatis自动扫描加载Sql映射文件 : MapperScannerConfigurer sqlSessionFactory
/ basePackage -->
<bean id="config" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.hqj.sm.Dao" />
<property name="sqlSessionFactory" ref="sqlSessionFactory" />
</bean>
<!-- 4. 事务管理 : DataSourceTransactionManager -->
<bean id="manager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="datasource" />
</bean>
<!-- 5. 使用声明式事务 -->
<tx:annotation-driven transaction-manager="manager" />
</beans>