环境:eclipse

项目目录:

jar包:

web.xml

     
     
      
       Archetype Created Web Application
      
      
      
       
        contextConfigLocation
       
       
        classpath:hanxuanyuan/config/spring-mybatis.xml
       
      
      
      
       
        encodingFilter
       
       
        org.springframework.web.filter.CharacterEncodingFilter
       
       
        true
       
       
        
         encoding
        
        
         UTF-8
        
       
      
      
       
        encodingFilter
       
       
        /*
       
      
      
      
       
        org.springframework.web.context.ContextLoaderListener
       
      
      
      
       
        org.springframework.web.util.IntrospectorCleanupListener
       
      
      
      
       
        SpringMVC
       
       
        org.springframework.web.servlet.DispatcherServlet
       
       
        
         contextConfigLocation
        
        
         classpath:hanxuanyuan/config/spring-mvc.xml
        
       
       
        1
       
       
        true
       
      
      
       
        SpringMVC
       
       
       
        /
       
      
      
       
        /index.jsp
       
      
     

spring-mybatis.xml

jdbc.properties

driver=com.mysql.jdbc.Driverurl=jdbc:mysql://localhost/cecusername=rootpassword=root#\u5B9A\u4E49\u521D\u59CB\u8FDE\u63A5\u6570initialSize=0#\u5B9A\u4E49\u6700\u5927\u8FDE\u63A5\u6570maxActive=20#\u5B9A\u4E49\u6700\u5927\u7A7A\u95F2maxIdle=20#\u5B9A\u4E49\u6700\u5C0F\u7A7A\u95F2minIdle=1#\u5B9A\u4E49\u6700\u957F\u7B49\u5F85\u65F6\u95F4maxWait=60000

log4j.properties

#\u5B9A\u4E49LOG\u8F93\u51FA\u7EA7\u522Blog4j.rootLogger=INFO,Console,File#\u5B9A\u4E49\u65E5\u5FD7\u8F93\u51FA\u76EE\u7684\u5730\u4E3A\u63A7\u5236\u53F0log4j.appender.Console=org.apache.log4j.ConsoleAppenderlog4j.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\u5F0Flog4j.appender.Console.layout = org.apache.log4j.PatternLayoutlog4j.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\u4EF6log4j.appender.File = org.apache.log4j.RollingFileAppender#\u6307\u5B9A\u8F93\u51FA\u76EE\u5F55log4j.appender.File.File = logs/ssm.log#\u5B9A\u4E49\u6587\u4EF6\u6700\u5927\u5927\u5C0Flog4j.appender.File.MaxFileSize = 10MB# \u8F93\u51FA\u6240\u4EE5\u65E5\u5FD7\uFF0C\u5982\u679C\u6362\u6210DEBUG\u8868\u793A\u8F93\u51FADEBUG\u4EE5\u4E0A\u7EA7\u522B\u65E5\u5FD7log4j.appender.File.Threshold = ALLlog4j.appender.File.layout = org.apache.log4j.PatternLayoutlog4j.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 {@Resourceprivate 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{@Resourceprivate UserMapper userMapper ;@Overridepublic void insert(User record) {userMapper.insert(record) ;}@Overridepublic 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

     
     
        
      
           
           
           
           
           
           
       
            id, username, password, age, role    
        
             select     
             from user    where id = #{id,jdbcType=VARCHAR}    
         
              delete from user    where id = #{id,jdbcType=VARCHAR}    
          
               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 into user    
            
                   
             
                      id,            
              
                       username,            
               
                        password,            
                
                         age,            
                 
                          role,              
                  
                         
                   
                            #{id,jdbcType=VARCHAR},            
                    
                             #{username,jdbcType=VARCHAR},            
                     
                              #{password,jdbcType=VARCHAR},            
                      
                               #{age,jdbcType=VARCHAR},            
                       
                                #{role,jdbcType=VARCHAR},              
                        
                             update user    
                         
                                
                          
                                   username = #{username,jdbcType=VARCHAR},            
                           
                                    password = #{password,jdbcType=VARCHAR},            
                            
                                     age = #{age,jdbcType=VARCHAR},            
                             
                                      role = #{role,jdbcType=VARCHAR},              where id = #{id,jdbcType=VARCHAR}    
                              
                                   update user    set username = #{username,jdbcType=VARCHAR},      password = #{password,jdbcType=VARCHAR},      age = #{age,jdbcType=VARCHAR},      role = #{role,jdbcType=VARCHAR}    where id = #{id,jdbcType=VARCHAR}  
                              
                             
                            
                           
                          
                         
                        
                       
                      
                     
                    
                   
                  
                 
                
               
              
             
            
           
          
         
        
       
      
     

userMapper,User,UserMapper.xml这三个文件是mybatis-generator自动生成的,

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:

项目源码链接: 

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