SpringMVC+Spring+mybatis 项目实践

时间：2020-06-27 00:25:35 阅读：72 评论：0 收藏：0 [点我收藏+]

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SpringMVC+Spring+mybatis 项目实践

一、配置环境

勾选Create from archetype 技术图片

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选择自己下载的maven地址，点击+号添加archetypeCatalog

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配置pom.xml文件

  1 <?xml version="1.0" encoding="UTF-8"?>
  2 
  3 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  4   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  5   <modelVersion>4.0.0</modelVersion>
  6 
  7   <groupId>org.example</groupId>
  8   <artifactId>ssm</artifactId>
  9   <version>1.0-SNAPSHOT</version>
 10   <packaging>war</packaging>
 11 
 12   <name>ssm Maven Webapp</name>
 13   <!-- FIXME change it to the project‘s website -->
 14   <url>http://www.example.com</url>
 15 
 16   <!-- 提取版本属性 -->
 17   <properties>
 18     <spring.version>4.2.4.RELEASE</spring.version>
 19     <mybatis.version>3.2.8</mybatis.version>
 20     <mybatis.spring.version>1.2.2</mybatis.spring.version>
 21     <slf4j.version>1.6.4</slf4j.version>
 22     <log4j.version>1.2.17</log4j.version>
 23     <jackson.version>2.4.2</jackson.version>
 24     <druid.version>1.0.9</druid.version>
 25     <sqlserver.version>10.50.4000</sqlserver.version>
 26     <jstl.version>1.2</jstl.version>
 27     <servlet-api.version>2.5</servlet-api.version>
 28     <jsp-api.version>2.0</jsp-api.version>
 29     <commons-io.version>1.3.2</commons-io.version>
 30     <commons-fileupload.version>1.3.1</commons-fileupload.version>
 31   </properties>
 32 
 33   <dependencies>
 34     <dependency>
 35       <groupId>junit</groupId>
 36       <artifactId>junit</artifactId>
 37       <version>4.11</version>
 38       <scope>test</scope>
 39     </dependency>
 40   </dependencies>
 41 
 42 
 43   <!-- 版本锁定 -->
 44   <dependencyManagement>
 45     <dependencies>
 46       <!-- Spring -->
 47       <dependency>
 48         <groupId>org.springframework</groupId>
 49         <artifactId>spring-context</artifactId>
 50         <version>${spring.version}</version>
 51       </dependency>
 52       <dependency>
 53         <groupId>org.springframework</groupId>
 54         <artifactId>spring-beans</artifactId>
 55         <version>${spring.version}</version>
 56       </dependency>
 57       <dependency>
 58         <groupId>org.springframework</groupId>
 59         <artifactId>spring-webmvc</artifactId>
 60         <version>${spring.version}</version>
 61       </dependency>
 62       <dependency>
 63         <groupId>org.springframework</groupId>
 64         <artifactId>spring-jdbc</artifactId>
 65         <version>${spring.version}</version>
 66       </dependency>
 67       <dependency>
 68         <groupId>org.springframework</groupId>
 69         <artifactId>spring-aspects</artifactId>
 70         <version>${spring.version}</version>
 71       </dependency>
 72       <dependency>
 73         <groupId>org.springframework</groupId>
 74         <artifactId>spring-jms</artifactId>
 75         <version>${spring.version}</version>
 76       </dependency>
 77       <dependency>
 78         <groupId>org.springframework</groupId>
 79         <artifactId>spring-context-support</artifactId>
 80         <version>${spring.version}</version>
 81       </dependency>
 82 
 83       <!-- Mybatis -->
 84       <dependency>
 85         <groupId>org.mybatis</groupId>
 86         <artifactId>mybatis</artifactId>
 87         <version>${mybatis.version}</version>
 88       </dependency>
 89       <dependency>
 90         <groupId>org.mybatis</groupId>
 91         <artifactId>mybatis-spring</artifactId>
 92         <version>${mybatis.spring.version}</version>
 93       </dependency>
 94 
 95       <!-- 日志处理 -->
 96       <dependency>
 97         <groupId>org.slf4j</groupId>
 98         <artifactId>slf4j-log4j12</artifactId>
 99         <version>${slf4j.version}</version>
100       </dependency>
101       <dependency>
102         <groupId>log4j</groupId>
103         <artifactId>log4j</artifactId>
104         <version>${log4j.version}</version>
105       </dependency>
106 
107       <!-- Jackson Json处理工具包 -->
108       <dependency>
109         <groupId>com.fasterxml.jackson.core</groupId>
110         <artifactId>jackson-databind</artifactId>
111         <version>${jackson.version}</version>
112       </dependency>
113 
114       <!-- 连接池 -->
115       <dependency>
116         <groupId>com.alibaba</groupId>
117         <artifactId>druid</artifactId>
118         <version>${druid.version}</version>
119       </dependency>
120 
121       <!-- MySql -->
122       <dependency>
123         <groupId>sqlserver</groupId>
124         <artifactId>sqljdbc4-java</artifactId>
125         <version>${sqlserver.version}</version>
126       </dependency>
127 
128       <!-- io包 -->
129       <dependency>
130         <groupId>org.apache.commons</groupId>
131         <artifactId>commons-io</artifactId>
132         <version>${commons-io.version}</version>
133       </dependency>
134 
135       <!-- 文件上传组件 -->
136       <dependency>
137         <groupId>commons-fileupload</groupId>
138         <artifactId>commons-fileupload</artifactId>
139         <version>${commons-fileupload.version}</version>
140       </dependency>
141 
142       <!-- JSP相关 -->
143       <dependency>
144         <groupId>jstl</groupId>
145         <artifactId>jstl</artifactId>
146         <version>${jstl.version}</version>
147       </dependency>
148       <dependency>
149         <groupId>javax.servlet</groupId>
150         <artifactId>servlet-api</artifactId>
151         <version>${servlet-api.version}</version>
152         <scope>provided</scope>
153       </dependency>
154       <dependency>
155         <groupId>javax.servlet</groupId>
156         <artifactId>jsp-api</artifactId>
157         <version>${jsp-api.version}</version>
158         <scope>provided</scope>
159       </dependency>
160     </dependencies>
161   </dependencyManagement>
162 
163   <build>
164     
178     <!--配置资源文件映射 -->
179     <resources>
180       <resource>
181         <directory>src/main/java</directory>
182         <includes>
183           <include>**/*.xml</include>
184         </includes>
185         <filtering>false</filtering>
186       </resource>
187 
188       <resource>
189         <directory>src/main/resources</directory>
190         <includes>
191           <include>**/*.properties</include>
192           <include>**/*.xml</include>
193         </includes>
194         <filtering>false</filtering>
195       </resource>
196     </resources>
197 
198   </build>
199 
200   <build>
201     <finalName>ssm</finalName>
202     <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
203       <plugins>
204         <plugin>
205           <artifactId>maven-clean-plugin</artifactId>
206           <version>3.1.0</version>
207         </plugin>
208         <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging -->
209         <plugin>
210           <artifactId>maven-resources-plugin</artifactId>
211           <version>3.0.2</version>
212         </plugin>
213         <plugin>
214           <artifactId>maven-compiler-plugin</artifactId>
215           <version>3.8.0</version>
216         </plugin>
217         <plugin>
218           <artifactId>maven-surefire-plugin</artifactId>
219           <version>2.22.1</version>
220         </plugin>
221         <plugin>
222           <artifactId>maven-war-plugin</artifactId>
223           <version>3.2.2</version>
224         </plugin>
225         <plugin>
226           <artifactId>maven-install-plugin</artifactId>
227           <version>2.5.2</version>
228         </plugin>
229         <plugin>
230           <artifactId>maven-deploy-plugin</artifactId>
231           <version>2.8.2</version>
232         </plugin>
233       </plugins>
234     </pluginManagement>
235   </build>
236 </project>

新建resources文件夹，创建之后，选择Recourses，点击Apply

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配置applicationContext.xml

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 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <beans xmlns="http://www.springframework.org/schema/beans"
 3        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 4        xmlns:context="http://www.springframework.org/schema/context"
 5        xmlns:aop="http://www.springframework.org/schema/aop"
 6        xmlns:tx="http://www.springframework.org/schema/tx"
 7        xsi:schemaLocation="http://www.springframework.org/schema/beans
 8     http://www.springframework.org/schema/beans/spring-beans.xsd
 9     http://www.springframework.org/schema/context
10     http://www.springframework.org/schema/context/spring-context.xsd
11     http://www.springframework.org/schema/aop
12     http://www.springframework.org/schema/aop/spring-aop.xsd
13     http://www.springframework.org/schema/tx
14     http://www.springframework.org/schema/tx/spring-tx.xsd">
15 
16     <!--开启注解的扫描，希望处理service和dao，controller不需要Spring框架去处理-->
17     <context:component-scan base-package="com" >
18         <!--配置哪些注解不扫描-->
19         <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller" />
20     </context:component-scan>
21 
22 </beans>

applicationContext.xml

添加springmvc.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:mvc="http://www.springframework.org/schema/mvc"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xsi:schemaLocation="
        http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context.xsd">
    <!--开启注解扫描，只扫描Controller注解-->
    <context:component-scan base-package="com">
        <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

    <!--Spring整合MyBatis框架-->
    <!--配置连接池-->
    <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="com.microsoft.sqlserver.jdbc.SQLServerDriver"/>
        <property name="url" value="jdbc:sqlserver://localhost:3306/ssm"/>
        <property name="username" value="sa"/>
        <property name="password" value="123456cyl"/>
    </bean>

    <!--配置SqlSessionFactory工厂-->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
    </bean>

    <!--配置Dao接口所在包-->
    <bean id="mapperScanner" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.DAL"/>
    </bean>

    <!--配置Spring框架声明式事务管理-->
    <!--配置事务管理器-->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource" />
    </bean>

    <!--配置事务通知-->
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <tx:method name="find*" read-only="true"/>
            <tx:method name="*" isolation="DEFAULT"/>
        </tx:attributes>
    </tx:advice>

    <!--配置AOP增强-->
    <aop:config>
        <aop:advisor advice-ref="txAdvice" pointcut="execution(* com.Service.impl.*ServiceImpl.*(..))"/>
    </aop:config>
</beans>

配置web.xml

 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <web-app xmlns="http://java.sun.com/xml/ns/javaee"
 3          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 4          xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
 5           http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
 6          version="2.5">
 7 
 8   <display-name>ssm</display-name>
 9 
10   <welcome-file-list>
11     <welcome-file>index.jsp</welcome-file>
12   </welcome-file-list>
13 
14   <!-- 配置Spring的监听器 -->
15   <listener>
16     <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
17   </listener>
18   <!-- 配置加载类路径的配置文件 -->
19   <context-param>
20     <param-name>contextConfigLocation</param-name>
21     <param-value>classpath:applicationContext.xml</param-value>
22   </context-param>
23 
24 
25   <!-- 配置前端控制器：服务器启动必须加载，需要加载springmvc.xml配置文件 -->
26   <servlet>
27     <servlet-name>dispatcherServlet</servlet-name>
28     <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
29     <!-- 配置初始化参数，创建完DispatcherServlet对象，加载springmvc.xml配置文件 -->
30     <init-param>
31       <param-name>contextConfigLocation</param-name>
32       <param-value>classpath:springmvc.xml</param-value>
33     </init-param>
34     <!-- 服务器启动的时候，让DispatcherServlet对象创建 -->
35     <load-on-startup>1</load-on-startup>
36   </servlet>
37   <servlet-mapping>
38     <servlet-name>dispatcherServlet</servlet-name>
39     <url-pattern>/</url-pattern>
40   </servlet-mapping>
41 
42   <!--解决中文乱码的过滤器-->
43   <filter>
44     <filter-name>characterEncodingFilter</filter-name>
45     <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
46     <init-param>
47       <param-name>encoding</param-name>
48       <param-value>UTF-8</param-value>
49     </init-param>
50   </filter>
51   <filter-mapping>
52     <filter-name>characterEncodingFilter</filter-name>
53     <url-pattern>/*</url-pattern>
54   </filter-mapping>
55 
56   <filter>
57     <filter-name>indexFilter</filter-name>
58     <filter-class>com.zero.controller.IndexFilter</filter-class>
59   </filter>
60   <filter-mapping>
61     <filter-name>indexFilter</filter-name>
62     <url-pattern>/index.jsp</url-pattern>
63   </filter-mapping>
64 
65 </web-app>

web.xml

二、整合项目代码

1.把原项目的代码复制到现项目，Service,DAL,Entity的和原来一样，只是需要把Controller中的代码修改一下

  1 package com.Controller;
  2 
  3 import com.Entity.News;
  4 import com.Service.NewsService;
  5 import org.apache.commons.beanutils.BeanUtils;
  6 import org.springframework.beans.factory.annotation.Autowired;
  7 import org.springframework.stereotype.Controller;
  8 import org.springframework.web.bind.annotation.RequestMapping;
  9 import javax.servlet.FilterChain;
 10 import javax.servlet.ServletContext;
 11 import javax.servlet.ServletException;
 12 import javax.servlet.http.HttpServletRequest;
 13 import javax.servlet.http.HttpServletResponse;
 14 import java.io.IOException;
 15 import java.lang.reflect.InvocationTargetException;
 16 import java.sql.Date;
 17 import java.sql.SQLException;
 18 import java.text.ParseException;
 19 import java.text.SimpleDateFormat;
 20 import java.util.List;
 21 import java.util.Map;
 22 
 23 public class NewsController {
 24 
 25     @RequestMapping("/Add")
 26     protected void Add(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) throws javax.servlet.ServletException, java.io.IOException {
 27 
 28         request.setCharacterEncoding("utf-8");
 29         response.sendRedirect("AddNews.jsp");
 30     }
 31 
 32 
 33     @RequestMapping("/AddNews")
 34     protected void AddNews(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 35 
 36         request.setCharacterEncoding("utf-8");
 37         News news = new News();
 38         news.setCategory(request.getParameter("category"));
 39         news.setTitle(request.getParameter("title"));
 40         news.setContents(request.getParameter("contents"));
 41         news.setAuthor(request.getParameter("author"));
 42        /* String newsDate=request.getParameter("newsdate");
 43         SimpleDateFormat sDateFormat=new SimpleDateFormat("yyyy-MM-dd"); //加上时间
 44         Date date= null;
 45         try {
 46             date = sDateFormat.parse(newsDate);
 47         } catch (ParseException e) {
 48             e.printStackTrace();
 49         }*/
 50         news.setNewsdate(Date.valueOf(request.getParameter("newsdate")));
 51         NewsService service = new NewsService();
 52         service.AddNews(news);
 53         request.getRequestDispatcher("ShowNewsListServlet").forward(request, response);
 54     }
 55 
 56     @RequestMapping("/DeleteNews")
 57     protected void DeleteNews(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
 58     {
 59 
 60         int newsid=Integer.valueOf( request.getParameter("newsid"));
 61         NewsService service= new NewsService();
 62         service.DeleteNews(newsid);
 63         request.getRequestDispatcher("ShowNewsListServlet").forward(request,response);
 64     }
 65 
 66     @RequestMapping("/ViewNews")
 67     protected void ViewNews(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
 68     {
 69 
 70         response.setContentType(("text/html;charset=UTF-8"));
 71         request.setCharacterEncoding("UTF-8");
 72         int id = Integer.parseInt(request.getParameter("newsid"));
 73         System.out.println(id);
 74         NewsService service = new NewsService();
 75         try
 76         {
 77             News news = service.GetNews(id);
 78             request.setAttribute("news",news);
 79             request.getRequestDispatcher("ViewNews.jsp").forward(request,response);
 80         }
 81         catch (SQLException e)
 82         {
 83             e.printStackTrace();
 84         }
 85 
 86     }
 87 
 88     @RequestMapping("/ShowNews")
 89     protected void ShowNews(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
 90     {
 91 
 92         NewsService newsService = new NewsService();
 93         try{
 94             List<News> listNews  = newsService.QueryNews();
 95             request.setAttribute("listNews",listNews);
 96             request.getRequestDispatcher("ShowNewsList.jsp").forward(request,response);
 97         }catch (SQLException e)
 98         {
 99             e.printStackTrace();
100         }
101     }
102 
103     @RequestMapping("/SaveNews")
104     protected void SaveNews(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
105 
106         request.setCharacterEncoding("utf-8");
107         News news=new News ();
108         news.setNewsid(Integer.valueOf( request.getParameter("newsid")));
109         news.setCategory(request.getParameter("category"));
110         news.setTitle(request.getParameter("title"));
111         news.setAuthor(request.getParameter("author"));
112         String newsDate=request.getParameter("newsdate");
113         SimpleDateFormat sDateFormat=new SimpleDateFormat("yyyy-MM-dd"); //加上时间
114         java.util.Date date= null;
115         try {
116             date = sDateFormat.parse(newsDate);
117         } catch (ParseException e) {
118             e.printStackTrace();
119         }
120         news.setNewsdate(date);
121         news.setContents(request.getParameter("contents"));
122         NewsService service=new NewsService();
123         System.out.println(service.UpdateNews(news));
124         request.getRequestDispatcher("ShowNewsListServlet").forward(request,response);
125 
126     }
127 
128     @RequestMapping("/EditNews")
129     protected void EditNews(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
130     {
131 
132         request.setCharacterEncoding("UTF-8");
133         int newsid=Integer.valueOf( request.getParameter("newsid"));
134         System.out.println("newsID:"+newsid);
135         NewsService service= new NewsService();
136         try {
137             News news=service.GetNews(newsid);
138             request.setAttribute("news", news);
139             request.getRequestDispatcher("EditNews.jsp").forward(request,response);
140         } catch (SQLException e) {
141             e.printStackTrace();
142         }
143     }
144 
145 }

NewsController

 1 package com.Controller;
 2 
 3 import com.Entity.Users;
 4 import com.Service.UsersService;
 5 
 6 import org.springframework.beans.factory.annotation.Autowired;
 7 import org.springframework.stereotype.Controller;
 8 import org.springframework.web.bind.annotation.RequestMapping;
 9 
10 import javax.servlet.ServletException;
11 import javax.servlet.http.Cookie;
12 import javax.servlet.http.HttpServletRequest;
13 import javax.servlet.http.HttpServletResponse;
14 import javax.servlet.http.HttpSession;
15 import java.io.IOException;
16 import java.io.PrintWriter;
17 
18 
19 public class UserController {
20 
21 
22     @RequestMapping("/Login")
23     protected void Login(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
24     {
25         response.setContentType("text/html; charset=UTF-8");
26         request.setCharacterEncoding("UTF-8");
27         PrintWriter out = response.getWriter();
28         Users user = new Users();
29         user.setUsername(request.getParameter("txtName"));
30         user.setPassword(request.getParameter("txtPwd"));
31         UsersService userService = new UsersService();
32         if(userService.QueryUser(user))
33         {
34             Cookie cookieUserName = new Cookie("username", user.getUsername());//创建一个键值对的cookie对象
35             cookieUserName.setMaxAge(60*60*24*30);//设置cookie的生命周期
36             response.addCookie(cookieUserName);//添加到response中
37 
38             Cookie cookiePwd= new Cookie("password", user.getPassword());//创建一个键值对的cookie对象
39             cookiePwd.setMaxAge(60*60*24*30);//设置cookie的生命周期
40             response.addCookie(cookiePwd);//添加到response中
41 
42             HttpSession session = request.getSession(true);
43 
44             response.sendRedirect("page/index.html");
45 
46         }
47 
48         else{
49             out.println("错误的用户名和密码");
50 
51         }
52 
53     }
54 }