<?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:aop="http://www.springframework.org/schema/aop"	xmlns:context="http://www.springframework.org/schema/context"	xmlns:p="http://www.springframework.org/schema/p"	xmlns:tx="http://www.springframework.org/schema/tx"	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd		http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.1.xsd">	<context:component-scan base-package="cn.bdqn.student"/>		<!-- 配置数据源 -->	<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"	p:driverClassName="oracle.jdbc.OracleDriver"		p:url="jdbc:oracle:thin:@localhost:1521:ORCL"		p:username="stuinfo"		p:password="ok"	/>	<!-- 配置SQLSessionFactory "dataSource"注入数据源 typeAliasesPackage把这个实体类下的所有都自动设置别名-->	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"		p:dataSource-ref="dataSource"		p:mapperLocations="classpath:cn/bdqn/student/mapper/*.xml"		p:typeAliasesPackage="cn.bdqn.student.entity"		p:configLocation="classpath:mybatis.cfg.xml"	/>		<!-- 配置事务管理器 -->	<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"		p:dataSource-ref="dataSource"	/>		<!-- 事务增强 -->	<tx:advice id="txAdvice">		<tx:attributes>			<tx:method name="*"/>		</tx:attributes>	</tx:advice>		<!-- 事务切面 -->	<aop:config>		<aop:pointcut expression="execution(* cn.bdqn.student.service..*.*(..))" id="txMethods"/>		<aop:advisor advice-ref="txAdvice" pointcut-ref="txMethods"/>	</aop:config>		<!-- 配置动态创建Mapper实现类对象 -->		<!-- 	<bean id="userMapper" class="org.mybatis.spring.mapper.MapperFactoryBean"		p:mapperInterface="cn.bdqn.student.mapper.UserMapper"		p:sqlSessionFactory-ref="sqlSessionFactory"	/>             	<bean id="courseMapper" class="org.mybatis.spring.mapper.MapperFactoryBean"		p:mapperInterface="cn.bdqn.student.mapper.CourseMapper"		p:sqlSessionFactory-ref="sqlSessionFactory"	/>  		<bean id="educationMapper" class="org.mybatis.spring.mapper.MapperFactoryBean"		p:mapperInterface="cn.bdqn.student.mapper.EducationMapper"		p:sqlSessionFactory-ref="sqlSessionFactory"	/>		<bean id="studentMapper" class="org.mybatis.spring.mapper.MapperFactoryBean"		p:mapperInterface="cn.bdqn.student.mapper.StudentMapper"		p:sqlSessionFactory-ref="sqlSessionFactory"	/>	-->		<!-- 扫描指定的包，根据映射自动生成Mapper实现类对象 -->	<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"		p:basePackage="cn.bdqn.student.mapper"	/>  </beans>

<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE mapperPUBLIC "-//mybatis.org//DTD Mapper 3.0//EN""http://mybatis.org/dtd/mybatis-3-mapper.dtd"><mapper namespace="cn.bdqn.student.mapper.StudentMapper">	<insert id="saveStudent" parameterType="Student">		INSERT INTO Student(id,name,sex,birthday,cid,eid,contact,time,state,addTime,pic) VALUES(		SEQ_STUDENT.nextval,		#{name},		#{sex},		#{birthday},		#{course.id},		#{education.id},		#{contact},		#{time},		#{state},		#{addtime},		#{pic}		)	</insert>		<select id="getStudent" resultMap="studentMap">		SELECT       	  s.id,		  s.name,		  s.sex,		  s.birthday,		  s.cid,		  s.eid,		  s.contact,		  s.time,		  s.state,		  s.addTime,		  c.name AS cname,		  e.name AS ename,      	  s.pic		FROM Student s INNER JOIN Course c ON s.cid=c.id		               INNER JOIN Education e ON s.eid=e.id		WHERE s.id=#{id}			</select>		<select id="findStudent" resultMap="studentMap">		SELECT       	  s.id,		  s.name,		  s.sex,		  s.birthday,		  s.cid,		  s.eid,		  s.contact,		  s.time,		  s.state,		  s.addTime,		  c.name AS cname,		  e.name AS ename,      	  s.pic		FROM Student s INNER JOIN Course c ON s.cid=c.id		               INNER JOIN Education e ON s.eid=e.id		<where>			<if test="name!=null">s.name LIKE #{name}</if>			<if test="courseId">AND s.cid=#{courseId}</if>			<if test="time!=null">AND time=#{time}</if>			<if test="educationId!=null">AND s.eid=#{educationId}</if>			<if test="state!=null">AND state=#{state}</if>		</where> 			ORDER  BY s.id DESC	</select>		<resultMap id="studentMap" type="Student">		<id column="id" property="id"/>		<result column="name" property="name"/>		<result column="sex" property="sex"/>		<result column="birthday" property="birthday"/>		<result column="contact" property="contact"/>		<result column="time" property="time"/>		<result column="state" property="state"/>		<result column="addTime" property="addtime"/>		<result column="birthday" property="birthday"/>				<association property="course" javaType="Course">			<id column="cid" property="id"/>			<result column="cname" property="name"/>		</association>				<association property="education" javaType="Education">			<id column="eid" property="id"/>			<result column="ename" property="name"/>		</association>			</resultMap>		<update id="updateStudent" parameterType="Studnet">		UPDATE Student SET			name=#{name},			sex=#{sex},			birthday=#{birthday},			cid=#{course.id},			eid=#{education.id},			contact=#{contact},			time=#{time},			state=#{state},			pic=#{pic}		WHERE 			id=#{id}		</update>		<delete id="deleteStudent">		DELETE FROM Student WHERE id=#{id} 		</delete>		 			</mapper>

package cn.bdqn.student.mapper;import java.util.List;import org.apache.ibatis.annotations.Param;import cn.bdqn.mybatis.plugin.PageParam;import cn.bdqn.student.entity.Course;import cn.bdqn.student.entity.Student;public interface StudentMapper {	public List<Student> findStudent(			@Param("pageParam") PageParam param,			@Param("name") String name,			@Param("courseId") Integer courseId,			@Param("time") Integer time,			@Param("educationId") Integer educationId,			@Param("state") Integer state			);		public void saveStudent(Student student); 		public Student getStudent(Integer id);		//更新学生	public void updateStudent(Student student);		//删除学生	public void deleteStudent(Integer id);}

package cn.bdqn.student.dao.student;import java.util.List;import org.apache.commons.lang.StringUtils;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.stereotype.Repository;import cn.bdqn.mybatis.plugin.PageParam;import cn.bdqn.student.entity.Student;import cn.bdqn.student.mapper.StudentMapper;import cn.bdqn.student.util.PageBean;@Repository("studentDAO")public class StudentDAOImpl implements IStudentDAO{		private StudentMapper studentMapper;	@Autowired	public void setStudentMapper(StudentMapper studentMapper) {		this.studentMapper = studentMapper;	}	@Override	public void saveStudent(Student student) {		studentMapper.saveStudent(student);	}	@Override	public PageBean findStudent(int pageIndex, int pageSize, String name,			Integer courseId, Integer time, Integer educationId, Integer state) {		PageBean p=new PageBean();		PageParam param=new PageParam();				if(StringUtils.isEmpty(name) ){			name=null;		}//由于name是“”空字符串，但我在判断的时候却是以空来进行判断的，所以需要进行处理				List<Student> results=studentMapper.findStudent(param, name, courseId, time, educationId, state);		p.setPageIndex(pageIndex);		p.setPageSize(pageSize);		p.setPageCount(param.getPageCount());		p.setResults(results);		p.setRowCount(param.getRowCount());				return p;	}	@Override	public Student getStudent(Integer id) {		// TODO Auto-generated method stub		return studentMapper.getStudent(id);	}	@Override	public void updateStudent(Student student) {		// TODO Auto-generated method stub			}	@Override	public void deleteStudent(Integer id) {		// TODO Auto-generated method stub			}}