springmvc+spring+mybatis+mysql配置过程

环境:eclipse

项目目录:

jar包:

web.xml

<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0"> <display-name>Archetype Created Web Application</display-name> <!-- Spring和mybatis的配置文件 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:hanxuanyuan/config/spring-mybatis.xml</param-value> </context-param> <!-- 编码过滤器 --> <filter> <filter-name>encodingFilter</filter-name> <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class> <async-supported>true</async-supported> <init-param> <param-name>encoding</param-name> <param-value>UTF-8</param-value> </init-param> </filter> <filter-mapping> <filter-name>encodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <!-- Spring监听器 --> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!-- 防止Spring内存溢出监听器 --> <listener> <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class> </listener> <!-- Spring MVC servlet --> <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:hanxuanyuan/config/spring-mvc.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> <async-supported>true</async-supported> </servlet> <servlet-mapping> <servlet-name>SpringMVC</servlet-name> <!-- 此处可以可以配置成*.do，对应struts的后缀习惯 --> <url-pattern>/</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>/index.jsp</welcome-file> </welcome-file-list> </web-app>

spring-mybatis.xml

<?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:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation="http://www.springframework.org/schema/beans   http://www.springframework.org/schema/beans/spring-beans-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/mvc   http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd"> <!-- 自动扫描 --> <context:component-scan base-package="hanxuanyuan" /> <!-- 引入配置文件 --> <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="location" value="classpath:hanxuanyuan/config/jdbc.properties" /> </bean> <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="${driver}" /> <property name="url" value="${url}" /> <property name="username" value="${username}" /> <property name="password" value="${password}" /> <!-- 初始化连接大小 --> <property name="initialSize" value="${initialSize}"></property> <!-- 连接池最大数量 --> <property name="maxActive" value="${maxActive}"></property> <!-- 连接池最大空闲 --> <property name="maxIdle" value="${maxIdle}"></property> <!-- 连接池最小空闲 --> <property name="minIdle" value="${minIdle}"></property> <!-- 获取连接最大等待时间 --> <property name="maxWait" value="${maxWait}"></property> </bean> <!-- spring和MyBatis完美整合，不需要mybatis的配置映射文件 --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="dataSource" ref="dataSource" /> <!-- 自动扫描mapping.xml文件 --> <property name="mapperLocations" value="classpath:hanxuanyuan/mapping/*.xml"></property> </bean> <!-- DAO接口所在包名，Spring会自动查找其下的类 --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="hanxuanyuan.dao" /> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property> </bean> <!-- (事务管理)transaction manager, use JtaTransactionManager for global tx --> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource" /> </bean> </beans>

jdbc.properties

driver=com.mysql.jdbc.Driver url=jdbc:mysql://localhost/cec username=root password=root #\u5B9A\u4E49\u521D\u59CB\u8FDE\u63A5\u6570 initialSize=0 #\u5B9A\u4E49\u6700\u5927\u8FDE\u63A5\u6570 maxActive=20 #\u5B9A\u4E49\u6700\u5927\u7A7A\u95F2 maxIdle=20 #\u5B9A\u4E49\u6700\u5C0F\u7A7A\u95F2 minIdle=1 #\u5B9A\u4E49\u6700\u957F\u7B49\u5F85\u65F6\u95F4 maxWait=60000

log4j.properties

#\u5B9A\u4E49LOG\u8F93\u51FA\u7EA7\u522B log4j.rootLogger=INFO,Console,File #\u5B9A\u4E49\u65E5\u5FD7\u8F93\u51FA\u76EE\u7684\u5730\u4E3A\u63A7\u5236\u53F0 log4j.appender.Console=org.apache.log4j.ConsoleAppender log4j.appender.Console.Target=System.out #\u53EF\u4EE5\u7075\u6D3B\u5730\u6307\u5B9A\u65E5\u5FD7\u8F93\u51FA\u683C\u5F0F\uFF0C\u4E0B\u9762\u4E00\u884C\u662F\u6307\u5B9A\u5177\u4F53\u7684\u683C\u5F0F log4j.appender.Console.layout = org.apache.log4j.PatternLayout log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n #\u6587\u4EF6\u5927\u5C0F\u5230\u8FBE\u6307\u5B9A\u5C3A\u5BF8\u7684\u65F6\u5019\u4EA7\u751F\u4E00\u4E2A\u65B0\u7684\u6587\u4EF6 log4j.appender.File = org.apache.log4j.RollingFileAppender #\u6307\u5B9A\u8F93\u51FA\u76EE\u5F55 log4j.appender.File.File = logs/ssm.log #\u5B9A\u4E49\u6587\u4EF6\u6700\u5927\u5927\u5C0F log4j.appender.File.MaxFileSize = 10MB # \u8F93\u51FA\u6240\u4EE5\u65E5\u5FD7\uFF0C\u5982\u679C\u6362\u6210DEBUG\u8868\u793A\u8F93\u51FADEBUG\u4EE5\u4E0A\u7EA7\u522B\u65E5\u5FD7 log4j.appender.File.Threshold = ALL log4j.appender.File.layout = org.apache.log4j.PatternLayout log4j.appender.File.layout.ConversionPattern =[%p] [%d{yyyy-MM-dd HH\:mm\:ss}][%c]%m%n

UserController.java

package hanxuanyuan.controller; import javax.annotation.Resource; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; import hanxuanyuan.domain.User; import hanxuanyuan.service.UserService; @Controller @RequestMapping("/user") public class UserController { @Resource private UserService userService; @RequestMapping("/showUser") public String showUser(Model model){ User user = userService.selectByPrimaryKey("1") ; model.addAttribute("user",user) ; return "welcome" ; } }

UserService.java

package hanxuanyuan.service; import hanxuanyuan.domain.User; public interface UserService {	void insert(User record);	 User selectByPrimaryKey(String id); }

UserServiceImpl.java

package hanxuanyuan.service; import javax.annotation.Resource; import org.springframework.stereotype.Service; import hanxuanyuan.dao.UserMapper; import hanxuanyuan.domain.User; @Service("userService") public class UserServiceImpl implements UserService{ @Resource private UserMapper userMapper ; @Override public void insert(User record) { userMapper.insert(record) ; } @Override public User selectByPrimaryKey(String id) { return userMapper.selectByPrimaryKey(id); } }

UserMapper.java

package hanxuanyuan.dao; import hanxuanyuan.domain.User; public interface UserMapper {     int deleteByPrimaryKey(String id);     int insert(User record);     int insertSelective(User record);     User selectByPrimaryKey(String id);     int updateByPrimaryKeySelective(User record);     int updateByPrimaryKey(User record); }

UserMapper.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="hanxuanyuan.dao.UserMapper" >   <resultMap id="BaseResultMap" type="hanxuanyuan.domain.User" >     <id column="id" property="id" jdbcType="VARCHAR" />     <result column="username" property="username" jdbcType="VARCHAR" />     <result column="password" property="password" jdbcType="VARCHAR" />     <result column="age" property="age" jdbcType="VARCHAR" />     <result column="role" property="role" jdbcType="VARCHAR" />   </resultMap>   <sql id="Base_Column_List" >     id, username, password, age, role   </sql>   <select id="selectByPrimaryKey" resultMap="BaseResultMap" parameterType="java.lang.String" >     select      <include refid="Base_Column_List" />     from user     where id = #{id,jdbcType=VARCHAR}   </select>   <delete id="deleteByPrimaryKey" parameterType="java.lang.String" >     delete from user     where id = #{id,jdbcType=VARCHAR}   </delete>   <insert id="insert" parameterType="hanxuanyuan.domain.User" >     insert into user (id, username, password,        age, role)     values (#{id,jdbcType=VARCHAR}, #{username,jdbcType=VARCHAR}, #{password,jdbcType=VARCHAR},        #{age,jdbcType=VARCHAR}, #{role,jdbcType=VARCHAR})   </insert>   <insert id="insertSelective" parameterType="hanxuanyuan.domain.User" >     insert into user     <trim prefix="(" suffix=")" suffixOverrides="," >       <if test="id != null" >         id,       </if>       <if test="username != null" >         username,       </if>       <if test="password != null" >         password,       </if>       <if test="age != null" >         age,       </if>       <if test="role != null" >         role,       </if>     </trim>     <trim prefix="values (" suffix=")" suffixOverrides="," >       <if test="id != null" >         #{id,jdbcType=VARCHAR},       </if>       <if test="username != null" >         #{username,jdbcType=VARCHAR},       </if>       <if test="password != null" >         #{password,jdbcType=VARCHAR},       </if>       <if test="age != null" >         #{age,jdbcType=VARCHAR},       </if>       <if test="role != null" >         #{role,jdbcType=VARCHAR},       </if>     </trim>   </insert>   <update id="updateByPrimaryKeySelective" parameterType="hanxuanyuan.domain.User" >     update user     <set >       <if test="username != null" >         username = #{username,jdbcType=VARCHAR},       </if>       <if test="password != null" >         password = #{password,jdbcType=VARCHAR},       </if>       <if test="age != null" >         age = #{age,jdbcType=VARCHAR},       </if>       <if test="role != null" >         role = #{role,jdbcType=VARCHAR},       </if>     </set>     where id = #{id,jdbcType=VARCHAR}   </update>   <update id="updateByPrimaryKey" parameterType="hanxuanyuan.domain.User" >     update user     set username = #{username,jdbcType=VARCHAR},       password = #{password,jdbcType=VARCHAR},       age = #{age,jdbcType=VARCHAR},       role = #{role,jdbcType=VARCHAR}     where id = #{id,jdbcType=VARCHAR}   </update> </mapper>

userMapper,User,UserMapper.xml这三个文件是mybatis-generator自动生成的,http://pan.baidu.com/s/1cvQWsY

使用方法: (1)打开dos命令窗口,进入到该目录下,配置好generatorConfig.xml后,运行命令: 

 java -jar mybatis-generator-core-1.3.2.jar -configfile generatorConfig.xml -overwrite

      (2)拷贝文件到项目对应位置

jar包链接:http://down.51cto.com/data/2302826

项目源码链接: http://pan.baidu.com/s/1o7H6WUu

不推荐大家直接看源码,自己参考以上代码,看看能否自己搭出来