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  • Spring与MyBatis整合

    此篇和我之前写的spring单元测试,springMVC测试,MyBatis测试由很大关联,可以结合着看

    一.包

    二.整体结构

    三.代码

    1.spring.xml
     1 <?xml version="1.0" encoding="UTF-8"?>
     2 <beans xmlns="http://www.springframework.org/schema/beans"
     3     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
     4     xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop"
     5     xsi:schemaLocation="http://www.springframework.org/schema/beans
     6                http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
     7                http://www.springframework.org/schema/context
     8                http://www.springframework.org/schema/context/spring-context-4.0.xsd
     9                http://www.springframework.org/schema/tx
    10                http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
    11                http://www.springframework.org/schema/aop
    12                http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
    13                ">
    14     <!-- 自动扫描dao和service包(自动注入) -->
    15     <context:component-scan base-package="com.youms.ssh.webService" />
    16 
    17     <!-- 配置视图解析器: 负责将视图名解析成真正的视图对象(比如jsp) -->
    18     <bean
    19         class="org.springframework.web.servlet.view.InternalResourceViewResolver">
    20         <property name="prefix" value="/WEB-INF/"></property>
    21         <property name="suffix" value=".jsp"></property>
    22     </bean>
    23     
    24     <!-- 加载配置文件的简便方法 -->
    25     <context:property-placeholder location="classpath:config.properties"/>
    26     <!-- 将多个配置文件读取到容器中,交给Spring管理 -->  
    27     <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">  
    28         <property name="locations">  
    29            <list>  
    30               <!-- 这里支持多种寻址方式:classpath和file -->  
    31               <!-- <value>classpath:config.properties</value> -->
    32               <!-- 推荐使用file的方式引入,这样可以将配置和代码分离 -->  
    33               <!--<value>file:/opt/demo/config/demo-remote.properties</value> -->  
    34             </list>  
    35         </property>  
    36     </bean>  
    37     
    38     <!-- 创建DataSource对象 -->
    39     <bean id="jdbc" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
    40         <property name="driverClassName" value="${jdbc.utf-8.driver}" />
    41         <property name="url" value="${jdbc.utf-8.jdbcUrl}" />
    42         <property name="username" value="${jdbc.utf-8.username}" />
    43         <property name="password" value="${jdbc.utf-8.password}" />
    44     </bean>
    45     
    46     <!-- 创建SqlSessionFactory对象 -->
    47     <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
    48         <!-- 数据库连接参数 -->
    49         <property name="dataSource" ref="jdbc"/>
    50         <!-- SQL定义文件参数 -->
    51         <property name="mapperLocations" value="classpath:mapper/*.xml"/>
    52     </bean>
    53     
    54     <!-- 可以不创建sqlSessionTemplate,运用sqlSessionFactory对象创建session同样可以执行查询语句 -->
    55     <bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate">
    56         <constructor-arg ref="sqlSessionFactory" />
    57     </bean>
    58     
    59     <!-- ==========以下是自动生成mapper接口的实现的配置,如果自己写接口的 实现则不用配置===========-->
    60     <!-- 根据Mapper接口生成实现对象,默认接口名首字母小写做id属性 -->
    61     <!-- <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> -->
    62         <!-- 指定扫描Mapper接口的路径 -->
    63         <!-- <property name="basePackage" value="com.youms.ssh.webService.dao"/> -->
    64         <!-- <property name="sqlSessionFactory" ref="sqlSessionFactory"/> -->
    65     <!-- </bean> -->
    66 </beans>
    2.StuScoreImpl
     1 package com.youms.ssh.webService.dao.impl;
     2 
     3 import org.mybatis.spring.SqlSessionTemplate;
     4 import org.springframework.beans.factory.annotation.Autowired;
     5 import org.springframework.beans.factory.annotation.Qualifier;
     6 import org.springframework.stereotype.Repository;
     7 
     8 import com.youms.ssh.webService.dao.StuScoreDao;
     9 import com.youms.ssh.webService.entity.StuScore;
    10 
    11 @Repository("stuScoreDao")
    12 public class StuScoreImpl implements StuScoreDao {
    13     
    14     @Autowired
    15     //@Qualifier("sqlSessionTemplate")
    16     private SqlSessionTemplate sqlSessionTemplate;
    17     
    18     /**
    19      * 根据学号查询学生
    20      * @param stuid
    21      * @return
    22      */
    23     @Override
    24     public StuScore selectByStuid(Integer stuid) {
    25         // TODO Auto-generated method stub
    26         return sqlSessionTemplate.selectOne("selectByStuid", stuid);
    27     }
    28 
    29     /**
    30      * 增加学生
    31      * @param stu
    32      */
    33     @Override
    34     public void insertStu(StuScore stu) {
    35         // TODO Auto-generated method stub
    36         this.sqlSessionTemplate.insert("insertStu",stu);
    37     }
    38 
    39     /**
    40      * 根据stuid删除学生
    41      * @param stu
    42      */
    43     @Override
    44     public void deleteStu(Integer stuid) {
    45         // TODO Auto-generated method stub
    46         this.sqlSessionTemplate.delete("deleteStu", stuid);
    47     }
    48 
    49     /**
    50      * 更新学生数据
    51      * @param stu
    52      */
    53     @Override
    54     public void updateStu(StuScore stu) {
    55         // TODO Auto-generated method stub
    56         this.sqlSessionTemplate.update("updateStu", stu);
    57     }
    58 
    59 }
    3.MyBatisTest
     1 package test;
     2 
     3 import org.junit.After;
     4 import org.junit.Before;
     5 import org.junit.Test;
     6 import org.mybatis.spring.SqlSessionTemplate;
     7 import org.springframework.context.ApplicationContext;
     8 import org.springframework.context.support.ClassPathXmlApplicationContext;
     9 
    10 import com.youms.ssh.webService.dao.StuScoreDao;
    11 import com.youms.ssh.webService.entity.StuScore;
    12 
    13 public class MyBatisTest {
    14     private StuScoreDao stuScoreDao;
    15     private SqlSessionTemplate sqlSessionTemplate;
    16 
    17     @Before
    18     public void setUp() throws Exception {
    19         ApplicationContext ac = new ClassPathXmlApplicationContext("classpath:spring.xml");
    20         //sqlSessionTemplate = ac.getBean(SqlSessionTemplate.class);
    21         stuScoreDao = (StuScoreDao) ac.getBean("stuScoreDao");
    22         System.out.println(stuScoreDao);
    23     }
    24 
    25     @After
    26     public void tearDown() throws Exception {
    27     }
    28 
    29     @Test
    30     //根据学号查询学生
    31     public void test() {
    32         ///StuScore stu = sqlSessionTemplate.selectOne("selectByStuid",2);
    33         StuScore stu = stuScoreDao.selectByStuid(2);
    34         System.out.println(stu.getName());
    35     }
    36 
    37     
    38     @Test
    39     //增加学生
    40     public void test2(){
    41         StuScore stuScore = new StuScore();
    42         stuScore.setName("测试1");
    43         stuScore.setStuid(10);
    44         this.stuScoreDao.insertStu(stuScore);
    45     }
    46     
    47     @Test
    48     //删除
    49     public void test3(){
    50         this.stuScoreDao.deleteStu(10);
    51     }
    52     
    53     @Test
    54     //修改数据
    55     public void test4(){
    56         StuScore stu = new StuScore();
    57         stu.setName("测试11");
    58         stu.setStuid(10);
    59         this.stuScoreDao.updateStu(stu);
    60     }
    61 }

    其他代码和我之前写的spring单元测试,springMVC测试,MyBatis测试中的代码是相同的

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  • 原文地址:https://www.cnblogs.com/fenglanglang/p/6015104.html
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