一、项目结构及所需jar包

1.1、项目结构

 

1.2依赖jar包（含json-lib、 log4j、Junit）

 

二、配置文件

 2.1、web.xml配置

<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1"> <display-name>SSM</display-name> <welcome-file-list> <welcome-file>index.html</welcome-file> <welcome-file>index.htm</welcome-file> <welcome-file>index.jsp</welcome-file> <welcome-file>default.html</welcome-file> <welcome-file>default.htm</welcome-file> <welcome-file>default.jsp</welcome-file> </welcome-file-list> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath*:com/lcy/config/applicationContext.xml</param-value> </context-param> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <servlet> <servlet-name>springMVC</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath*:com/lcy/config/springmvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>springMVC</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> </web-app>

2.2、springmvc.xml配置

<?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:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd "> <context:component-scan base-package="com" /> <mvc:annotation-driven> <!-- 消息转换器 --> <!-- 解决@ResponseBody中文乱码 --> <mvc:message-converters register-defaults="true"> <bean class="org.springframework.http.converter.StringHttpMessageConverter"> <property name="supportedMediaTypes" value="text/html;charset=UTF-8" /> </bean> </mvc:message-converters> </mvc:annotation-driven> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" /> </beans>

2.3、applicationContext.xml配置

2.3.1、applicationContext.xml配置

<?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" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd"> <!-- 引入其他配置文件 --> <import resource="classpath:com/lcy/config/applicationContext-*"/> </beans>

2.3.2、applicationContext-bean.xml配置

<?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" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd"> <!-- 注入service --> <bean name="testService" class="com.lcy.service.impl.TestServiceImpl"/> </beans>

2.3.3、applicationContext-common.xml配置

<?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" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.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://192.168.159.3/test" /> <property name="username" value="root" /> <property name="password" value="123456" /> </bean> <!-- 2. mybatis的SqlSession的工厂: SqlSessionFactoryBean dataSource:引用数据源 MyBatis定义数据源,同意加载配置 --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="dataSource" /> <!-- 加载mybatis配置文件 --> <property name="configLocation" value="classpath:com/lcy/config/SqlMapConfig.xml" /> </bean> <!-- 3. mybatis自动扫描加载Sql映射文件/接口 : MapperScannerConfigurer sqlSessionFactory basePackage:指定sql映射文件/接口所在的包（自动扫描） --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.lcy.mapper" /> <property name="sqlSessionFactory" ref="sqlSessionFactory" /> </bean> <!-- 4. 事务管理 : DataSourceTransactionManager dataSource:引用上面定义的数据源 --> <bean id="txManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource" /> </bean> <!-- 5. 使用声明式事务 transaction-manager：引用上面定义的事务管理器 --> <tx:annotation-driven transaction-manager="txManager" /> </beans>

 

2.4、SqlMapConfig.xml配置

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN" "http://mybatis.org/dtd/mybatis-3-config.dtd"> <configuration> <!-- 配置别名 --> <typeAliases> <package name="com.lcy.pojo"/> </typeAliases> </configuration>

 

2.4、log4j.properties配置

log4j.rootLogger = debug,stdout log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%p\:%-d{yyyy-MM-dd HH\:mm\:ss} %m%n

 

三、代码实现

3.1、代码结构

 

3.2、pojo

3.2.1、Test.java

package com.lcy.pojo; public class Test { private String name; private String password; public String getName() { return name; } public void setName(String name) { this.name = name; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } }

3.3、mapper

3.3.1、TestMapper.java

package com.lcy.mapper; import java.util.List; import com.lcy.pojo.Test; public interface TestMapper { public List<Test> findTests(); }

3.3.2、TestMapper.xml

<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd"> <mapper namespace="com.lcy.mapper.TestMapper"> <select id="findTests" resultType="test"> select * from test </select> </mapper>

3.4、service

3.4.1、TestService.java

package com.lcy.service; import java.util.List; import com.lcy.pojo.Test; public interface TestService { public List<Test> findTests(); }

3.5、service.impl

3.5.1、TestServiceImpl.java

package com.lcy.service.impl; import java.util.List; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.transaction.annotation.Transactional; import com.lcy.mapper.TestMapper; import com.lcy.pojo.Test; import com.lcy.service.TestService; @Transactional public class TestServiceImpl implements TestService { @Autowired @Qualifier("testMapper") private TestMapper testMapper; @Override public List<Test> findTests() { return testMapper.findTests(); } }

 

3.6、controoller

3.6.1、TestController.java

package com.lcy.comtroller; import java.util.List; import net.sf.json.JSONArray; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import com.lcy.pojo.Test; import com.lcy.service.TestService; @Controller public class TestController { @Autowired @Qualifier("testService") private TestService testService; @RequestMapping("/TestToJson") @ResponseBody public String TestToJson() { List<Test> tests=testService.findTests(); JSONArray jsonArray=JSONArray.fromObject(tests); return jsonArray.toString(); } @RequestMapping("/Hello") @ResponseBody public String Helle() { return "Hello SSM"; } }

3.7、test

3.7.1、TestServiceTest.java

package com.lcy.test; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; import com.lcy.service.TestService; @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration(locations="classpath:com/lcy/config/applicationContext.xml") public class TestServiceTest { @Autowired @Qualifier("testService") private TestService testService; @Test public void testFindTests() { System.out.println(testService.findTests()); } }

 

3.8、项目下载地址

GitHub下载

转载于:https://www.cnblogs.com/yscj-lcy/p/7586102.html

相关资源：Spring SpringMVC mybatis框架搭建所需jar包