SSM框架整合(注解)-Spring+SpringMVC+MyBatis+MySql

<?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" xmlns:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.1.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd"> <!-- 自动扫描Controller包 --> <context:component-scan base-package="com.ssm.controller"/> <!-- 默认的注解映射的支持 --> <mvc:annotation-driven /> <!-- 视图解释配置 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/" /> <!--可为空,方便实现自已的依据扩展名来选择视图解释类的逻辑 --> <property name="suffix" value="" /> </bean></beans>

<?xml version="1.0" encoding="UTF-8"?><web-app version="3.0" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"> <display-name></display-name> <!-- 欢迎页面 --> <welcome-file-list> <welcome-file>login.jsp</welcome-file> </welcome-file-list> <!-- spring mvc的配置 --> <servlet> <servlet-name>dispatcherServlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>dispatcherServlet</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> <!-- 解决访问静态资源问题 --> <servlet-mapping> <servlet-name>default</servlet-name> <url-pattern>*.css</url-pattern> </servlet-mapping> <servlet-mapping> <servlet-name>default</servlet-name> <url-pattern>*.gif</url-pattern> </servlet-mapping> <servlet-mapping> <servlet-name>default</servlet-name> <url-pattern>*.jpg</url-pattern> </servlet-mapping> <servlet-mapping> <servlet-name>default</servlet-name> <url-pattern>*.js</url-pattern> </servlet-mapping> <!-- 解决中文乱码 --> <filter> <filter-name>characterEncodingFilter</filter-name> <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class> <init-param> <param-name>encoding</param-name> <param-value>UTF-8</param-value> </init-param> <init-param> <param-name>forceEncoding</param-name> <param-value>true</param-value> </init-param> </filter> <filter-mapping> <filter-name>characterEncodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <!-- 加载Spring配置文件 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value> </context-param> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener></web-app>

<?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:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd"> <!-- 定义dbcp数据源 --> <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"> <!-- 指定JDBC驱动类 --> <property name="driverClassName" value="com.mysql.jdbc.Driver"> </property> <!-- 提供连接数据库的URL地址 --> <property name="url" value="jdbc:mysql://localhost:3306/easybuy"> </property> <!-- 提供连接数据库的用户名和密码 --> <property name="username" value="root"></property> <property name="password" value="pengxiongpengdi"></property> </bean> <!-- 定义SessionFactory Bean --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource"> <ref bean="dataSource" /> </property> <property name="mapperLocations" value="classpath:com/buy/dao/*.xml"></property> </bean> <!-- 此处 将自动生成的dao实现类交给Spring管理 --> <bean id="userDao" class="org.mybatis.spring.mapper.MapperFactoryBean"> <property name="mapperInterface" value="com.buy.dao.UserEntityMapper" /> <property name="sqlSessionFactory" ref="sqlSessionFactory" /> </bean> <!--开启注解 将com.jbit包中所有使用了注解的类扫描，然后创建成对象 --> <context:component-scan base-package="com.buy" /></beans>

@Service("userService")public class UserServiceImpl implements IUserService { @Autowired// 此处使用ByType自动装配 dao实现类 private UserEntityMapper userDao; @Override public UserEntity login(UserEntity user) { return userDao.getByNameAndPwd(user); } @Override @Transactional// 使用该注解实现事务管理 public void delById(String id) { userDao.delByid(id); }}

@Controller@RequestMapping(value="/emp")public class EmpController { @Autowired// 使用ByType装配private IEmpService empService; @RequestMapping(value="/queryEmps") public String queryEmps(HttpServletRequest request){ List<Emp> list = empService.queryAll(); request.getSession().setAttribute("list",list ); return "index.jsp"; }