Struts+Spring+Mybatis+Mysql

使用 SSM 三大框架 用Spring的注解形式  做一个注册的案例

1.ssm所需要的jar包

2.web.xml的配置

<span style="font-size:18px;"><?xml version="1.0" encoding="UTF-8"?><web-app version="2.5" 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_2_5.xsd"><welcome-file-list>    <welcome-file>index.jsp</welcome-file></welcome-file-list><!-- spring容器的初始化 --><listener>  <listener-class>     org.springframework.web.context.ContextLoaderListener  </listener-class></listener><!-- 指定加载的配置文件 --><context-param>   <param-name>       contextConfigLocation   </param-name>   <param-value>     classpath*:applicationContext*.xml   </param-value></context-param>  <filter>   <filter-name>struts2</filter-name>   <filter-class>     org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter   </filter-class>    <init-param>      <param-name>config</param-name>      <param-value>struts-default.xml,struts-plugin.xml,struts.xml</param-value>   </init-param></filter><filter-mapping>  <filter-name>struts2</filter-name>  <url-pattern>/*</url-pattern></filter-mapping></web-app></span>

3.applicationContext.xml配置

<span style="font-size:18px;"><?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: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-3.0.xsd         http://www.springframework.org/schema/context         http://www.springframework.org/schema/context/spring-context-3.0.xsd         http://www.springframework.org/schema/tx      http://www.springframework.org/schema/tx/spring-tx-3.0.xsd         http://www.springframework.org/schema/aop         http://www.springframework.org/schema/aop/spring-aop-3.0.xsd">                   <!-- 采用注释的方式配置bean -->            <context:annotation-config/>           <!-- 配置要扫描的包 -->           <span style="color:#FF0000;"> <context:component-scan base-package="com.ssm.demo"></context:component-scan>  </span>                   <!-- 数据库配置文件位置 -->           <span style="color:#FF0000;"> <context:property-placeholder location="classpath:jdbc-mysql.properties"/></span>                   <!-- 配置数据源DataSource -->         <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">         <property name="driverClassName"><value>${jdbc.driverClassName}</value> </property> <property name="url"><value>${jdbc.url}</value> </property> <property name="username"><value>${jdbc.username}</value> </property> <property name="password"><value>${jdbc.password}</value> </property>        </bean>            <!-- 配置mybitasSqlSessionFactoryBean -->          <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">             <property name="dataSource" ref="dataSource" />             <property name="configLocation" value="classpath:mybatis-config.xml"></property>          </bean>                <!-- 配置SqlSessionTemplate -->          <bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate">           <constructor-arg name="sqlSessionFactory" ref="sqlSessionFactory" />          </bean>                <!-- 事务配置 -->          <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">            <property name="dataSource" ref="dataSource" />         </bean>        </beans></span>

4.mybatis-config.xml的配置

<span style="font-size:18px;"><?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>  <!-- 允许自动主键  -->  <settings>       <setting name="useGeneratedKeys" value="true"/>   </settings>   <!-- 起别名 -->  <typeAliases>  <span style="color:#CC0000;"> <typeAlias type="com.ssm.demo.pojo.Users" alias="users"/></span>  </typeAliases>    <mappers>    <span style="color:#CC0000;"><mapper resource="com/ssm/demo/persistence/IUsersMapper.xml"/></span>  </mappers></configuration></span>

5.jdbc-mysql.properties文件

<span style="font-size:18px;">jdbc.driverClassName=com.mysql.jdbc.Driverjdbc.url=jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=utf-8&zeroDateTimeBehavior=convertToNulljdbc.username=rootjdbc.password=123456</span>

6.Users的实体类

<span style="font-size:18px;">package com.ssm.demo.pojo;import java.io.Serializable;@SuppressWarnings("serial")public class Users implements Serializable {  private Integer id;  private String name;  private String pwd;public Integer getId() {return id;}public void setId(Integer id) {this.id = id;}public String getName() {return name;}public void setName(String name) {this.name = name;}public String getPwd() {return pwd;}public void setPwd(String pwd) {this.pwd = pwd;}public Users(String name, String pwd) {super();this.name = name;this.pwd = pwd;}public Users() {super();} }</span>

7.IUsersMapper接口类的方法

<span style="font-size:18px;">package com.ssm.demo.persistence;import com.ssm.demo.pojo.Users;public interface IUsersMapper {    //添加 public void inser_users(Users users);}</span>

8.IUsersMapper.xml的配置

<?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"><!-- 导入那个接口类 然后实现接口中方法 --><span style="color:#FF0000;"><mapper namespace="com.ssm.demo.persistence.IUsersMapper"></span><insert <span style="color:#FF0000;">id="inser_users"</span> <span style="color:#FF0000;">parameterType="users"</span> useGeneratedKeys="true">    insert into users(id,name,pwd) values(null,#{name},#{pwd})</insert></mapper>

9，UsersDao类

<span style="font-size:18px;">@Repository("usersDao")public class UsersDao  implements IUsersDao{@Autowiredprivate SqlSessionTemplate sqlSessionTemplate      public void insert_Users(Users users) {System.out.println("Dao类的添加数据的方法");//IUsersMapper  iusersMapper=sqlSessionTemplate.getMapper(IUsersMapper.class);//iusersMapper.inser_users(users);                         sqlSessionTemplate.insert("inser_users", users)}}</span>

10.UsersServlet类

<span style="font-size:18px;">@Service("usersServlet")public class UsersServlet implements IUsersServlet {@Autowiredprivate IUsersDao usersDao; public void insert_Users(Users users) {usersDao.insert_Users(users);}</span>

11 .Add.action类

<pre name="code" class="java"><span style="font-size:18px;">@Controller("Add")public class Add_action {@Autowiredprivate IUsersServlet usersServlet;private String name;//用户名private String pwd;//密码public String getName() {return name;} public void setName(String name) { this.name = name;}  public String getPwd() {  return pwd;}       public void setPwd(String pwd) { this.pwd = pwd; }public String execute(){ Users users=new Users(name, pwd); usersServlet.insert_Users(users); return "SCCE"; } }</span>

12.struts.xml的配置

<span style="font-size:18px;"><?xml version="1.0" encoding="UTF-8" ?><!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN" "http://struts.apache.org/dtds/struts-2.1.dtd"><struts>   <package name="default" extends="struts-default" namespace="/">    <!-- Add就是Add_action中@Controller("Add")-->      <action name="AddUsers" class="Add"></span>       <result name="SCCE">/All.jsp</result>     </action>   </package></struts></span>

13.注册页面

<span style="font-size:18px;"><body>   <center>    <form action="AddUsers" method="post">      用户名：<input type="text" name="name"><br/>      密 码：<input type="text" name="pwd"><br/>      <input type="submit" value="添加">    </form>   </center>  </body></span>