MyEcplise_Maven搭建SSM框架
Maven源码 链接:https://pan.baidu.com/s/1eTQMJQy 密码:8j1q
博文中的MyEcplise 链接:https://pan.baidu.com/s/1dEdQYa 密码:igws
1.安装maven和配置(此步骤并非必须,可以根据情况选择)
- 进入官网下载中心http://maven.apache.org/download.cgi,下载apache-maven-3.5.2-bin.zip,**-src.zip为Maven的源码
- 配置环境变量,打开系统环境变量新建一个M2_HOME将解压后的Maven存放路径放在此,然后在path路径加入%M2_HOME%\bin路径
- 检测是否配置成功,打开命令行输入echo %M2_HOME%查看M2_HOME指向的Maven存放安装目录是否正确,输入mvn -v查看是否能找到正确的mvn执行脚本
- 以后升级的话将M2_HOME的路径换为最新的安装目录就行
- Maven实践:初次安装完后输入mvn help:system的命令,此时会打印出所有的Java系统属性和环境变量,然后Maven会执行一个真正的任务将相应的所需的构件下载到本地仓库中包括pom和jar文件,然后用户在C:\Users\Administrator\.m2下就能看到本地仓库了
- 用户需要复制M2_HOME/conf/setting.xml文件到C:/Users/Administrator/.m2/setting.xml,这样用户每次升级后就不要在次修改setting.xml文件了
2.MyEclipse配置Maven
- 在本地创建一个文件夹MavenRepository,并在MavenRepository文件夹下创建文件夹repository。
- 进入Maven解压后的文件夹,进入conf文件夹,将settings.xml文件复制到上一步创建的MavenRepository文件夹下
- 打开MavenRepository文件夹下的settings.xml文件,找到localRepository标签,此时是被注释掉的,我们解除注释,然后配置步骤1中的repository路径,如<localRepository>F:\m2\repository</localRepository>
- 在MyEclipse中的Perferences进行如下配置,添加自己的Maven
- User Settings设置为之前修改过的setting.xml
- File->New->others,搜索maven,如果看到有Maven Project则代表配置成功。
3.MyEclipse使用maven创建web项目
1、创建一个maven项目
2、按照上面教程,即可创建出一个Maven项目,项目结构如下图
3、将JRE版本设置为1.7,可使用默认的或者自己导入
4、此时index.jsp会报以下错误
在pom.xml文件的dependencies节点下添加如下代码即可,添加完后,会下载对应的jar包
5、右键项目,选择Properties,进行如下配置
4.搭建Spring+SpringMVC+Mybatis框架
1、Maven引入项目用到的jar包,修改pom.xml后保存会自动下载,存放在之前配置的本地仓库中,即:
F:\m2\repository文件夹
- <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
- <modelVersion>4.0.0</modelVersion>
- <groupId>com.chillax</groupId>
- <artifactId>Maven_Project</artifactId>
- <packaging>war</packaging>
- <version>0.0.1-SNAPSHOT</version>
- <name>Maven_Project Maven Webapp</name>
- <url>http://maven.apache.org</url>
- <!-- 用来设置版本号 -->
- <properties>
- <srping.version>4.0.2.RELEASE</srping.version>
- <mybatis.version>3.2.8</mybatis.version>
- <slf4j.version>1.7.12</slf4j.version>
- <log4j.version>1.2.17</log4j.version>
- </properties>
- <!-- 用到的jar包 -->
- <dependencies>
- <!-- 单元测试 -->
- <dependency>
- <groupId>junit</groupId>
- <artifactId>junit</artifactId>
- <version>4.11</version>
- <!-- 表示开发的时候引入,发布的时候不会加载此包 -->
- <scope>test</scope>
- </dependency>
- <!-- java ee包 -->
- <dependency>
- <groupId>javax</groupId>
- <artifactId>javaee-api</artifactId>
- <version>7.0</version>
- </dependency>
- <!-- spring框架包 start -->
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-test</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-core</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-oxm</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-tx</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-jdbc</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-aop</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-context</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-context-support</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-expression</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-orm</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-web</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-webmvc</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-aspects</artifactId>
- <version>${srping.version}</version>
- </dependency>
- <!-- spring框架包 end -->
- <!-- mybatis框架包 start -->
- <dependency>
- <groupId>org.mybatis</groupId>
- <artifactId>mybatis</artifactId>
- <version>${mybatis.version}</version>
- </dependency>
- <dependency>
- <groupId>org.mybatis</groupId>
- <artifactId>mybatis-spring</artifactId>
- <version>1.2.2</version>
- </dependency>
- <!-- mybatis框架包 end -->
- <!-- 数据库驱动 -->
- <dependency>
- <groupId>mysql</groupId>
- <artifactId>mysql-connector-java</artifactId>
- <version>5.1.35</version>
- </dependency>
- <!-- 导入dbcp的jar包,用来在applicationContext.xml中配置数据库 -->
- <dependency>
- <groupId>commons-dbcp</groupId>
- <artifactId>commons-dbcp</artifactId>
- <version>1.4</version>
- </dependency>
- <!-- jstl标签类 -->
- <dependency>
- <groupId>jstl</groupId>
- <artifactId>jstl</artifactId>
- <version>1.2</version>
- </dependency>
- <dependency>
- <groupId>taglibs</groupId>
- <artifactId>standard</artifactId>
- <version>1.1.2</version>
- </dependency>
- <!-- log start -->
- <dependency>
- <groupId>log4j</groupId>
- <artifactId>log4j</artifactId>
- <version>${log4j.version}</version>
- </dependency>
- <dependency>
- <groupId>org.slf4j</groupId>
- <artifactId>slf4j-api</artifactId>
- <version>${slf4j.version}</version>
- </dependency>
- <dependency>
- <groupId>org.slf4j</groupId>
- <artifactId>slf4j-log4j12</artifactId>
- <version>${slf4j.version}</version>
- </dependency>
- <!-- log END -->
- <!-- Json -->
- <!-- 格式化对象,方便输出日志 -->
- <dependency>
- <groupId>com.alibaba</groupId>
- <artifactId>fastjson</artifactId>
- <version>1.2.6</version>
- </dependency>
- <dependency>
- <groupId>org.codehaus.jackson</groupId>
- <artifactId>jackson-mapper-asl</artifactId>
- <version>1.9.13</version>
- </dependency>
- <!-- 上传组件包 start -->
- <dependency>
- <groupId>commons-fileupload</groupId>
- <artifactId>commons-fileupload</artifactId>
- <version>1.3.1</version>
- </dependency>
- <dependency>
- <groupId>commons-io</groupId>
- <artifactId>commons-io</artifactId>
- <version>2.4</version>
- </dependency>
- <dependency>
- <groupId>commons-codec</groupId>
- <artifactId>commons-codec</artifactId>
- <version>1.10</version>
- </dependency>
- <!-- 上传组件包 end -->
- <!-- AL相关添加 -->
- <dependency>
- <groupId>net.sourceforge.jexcelapi</groupId>
- <artifactId>jxl</artifactId>
- <version>2.6</version>
- </dependency>
- <dependency>
- <groupId>org.apache.poi</groupId>
- <artifactId>poi</artifactId>
- <version>3.8</version>
- </dependency>
- <dependency>
- <groupId>org.apache.poi</groupId>
- <artifactId>poi-ooxml</artifactId>
- <version>3.9</version>
- </dependency>
- <!-- AL相关添加 -->
- </dependencies>
- <build>
- <finalName>Maven_Project</finalName>
- <plugins>
- <plugin>
- <groupId>org.apache.maven.plugins</groupId>
- <artifactId>maven-compiler-plugin</artifactId>
- <version>2.3.2</version>
- <configuration>
- <source>1.7</source>
- <target>1.7</target>
- </configuration>
- </plugin>
- </plugins>
- </build>
- </project>
2、在src/main/resources下添加如下配置文件
- <?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">
- <!-- 使用注解式注入 -->
- <context:annotation-config />
- <!-- 自动扫描 -->
- <context:component-scan base-package="com.chillax" />
- <!-- 导入DAO配置 -->
- <import resource="spring-dao.xml"/>
- <!-- 导入数据库配置 -->
- <import resource="spring-db.xml"/>
- <!-- 导入数据库配置 -->
- <import resource="spring-tx.xml"/>
- </beans>
jdbc.properties,有多人反映直接复制时,第一行的driver最后面多了个空格,请注意
- driver=com.mysql.jdbc.Driver
- url=jdbc:mysql://127.0.0.1:3306/maventest
- username=root
- password=root
- #定义初始连接数
- initialSize=0
- #定义最大连接数
- maxActive=20
- #定义最大空闲
- maxIdle=20
- #定义最小空闲
- minIdle=1
- #定义最长等待时间
- maxWait=60000
log4j.properties
- #定义LOG输出级别
- log4j.rootLogger=INFO,Console,File
- #定义日志输出目的地为控制台
- log4j.appender.Console=org.apache.log4j.ConsoleAppender
- log4j.appender.Console.Target=System.out
- #可以灵活地指定日志输出格式,下面一行是指定具体的格式
- log4j.appender.Console.layout = org.apache.log4j.PatternLayout
- log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n
- #文件大小到达指定尺寸的时候产生一个新的文件
- log4j.appender.File = org.apache.log4j.RollingFileAppender
- #指定输出目录
- log4j.appender.File.File = logs/ssm.log
- #定义文件最大大小
- log4j.appender.File.MaxFileSize = 10MB
- # 输出所以日志,如果换成DEBUG表示输出DEBUG以上级别日志
- 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
spring-dao.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">
- <!-- DAO接口所在包名,Spring会自动查找其下的类 -->
- <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
- <!--basePackage指定要扫描的包,在此包之下的映射器都会被搜索到。
- 可指定多个包,包与包之间用逗号或分号分隔-->
- <property name="basePackage" value="com.chillax.dao" />
- <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>
- </bean>
- </beans>
spring-db.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">
- <!-- 引入配置文件 -->
- <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
- <property name="location" value="classpath: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:com/chillax/mapper/*.xml"></property>
- </bean>
- </beans>
spring-tx.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:aop="http://www.springframework.org/schema/aop"
- xmlns:tx="http://www.springframework.org/schema/tx"
- 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/aop
- http://www.springframework.org/schema/aop/spring-aop-3.1.xsd
- http://www.springframework.org/schema/tx
- http://www.springframework.org/schema/tx/spring-tx-3.1.xsd">
- <!-- (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>
- <!-- 配置参与事务的类 -->
- <aop:config>
- <aop:pointcut id="allServiceMethod" expression="execution(* com.chillax.service.*.*(..))"/>
- <aop:advisor pointcut-ref="allServiceMethod" advice-ref="TxAdvice" />
- </aop:config>
- <!-- 使用声明方式配置事务 -->
- <tx:advice id="TxAdvice" transaction-manager="transactionManager">
- <tx:attributes>
- <tx:method name="*" propagation="REQUIRED" rollback-for="java.lang.Exception"/>
- </tx:attributes>
- </tx:advice>
- </beans>
3、在WEB-INF文件夹下添加/修改以下配置文件
spring-mvc.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">
- <!-- 添加注解驱动 -->
- <mvc:annotation-driven />
- <mvc:default-servlet-handler/>
- <!-- 设置使用注解的类所在的包 -->
- <context:component-scan base-package="com.chillax.controller" />
- <!-- 定义跳转的文件的前后缀 ,视图模式配置-->
- <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
- <!-- 这里的配置我的理解是自动给后面action的方法return的字符串加上前缀和后缀,变成一个 可用的url地址 -->
- <property name="prefix" value="/WEB-INF/jsp/" />
- <property name="suffix" value=".jsp" />
- </bean>
- <!-- SpringMVC上传文件时,需要配置MultipartResolver处理器-->
- <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
- <!-- 默认编码 -->
- <property name="defaultEncoding" value="utf-8" />
- <!-- 文件大小最大值 -->
- <property name="maxUploadSize" value="10485760000" />
- <!-- 内存中的最大值 -->
- <property name="maxInMemorySize" value="40960" />
- </bean>
- </beans>
- <?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>
- <welcome-file-list>
- <welcome-file>/index.jsp</welcome-file>
- </welcome-file-list>
- <!-- 加载spring bean -->
- <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>
- <!-- 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 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>/WEB-INF/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>
- <url-pattern>/</url-pattern>
- </servlet-mapping>
- </web-app>
4、在src/main/java下添加如下包和类
- package com.chillax.controller;
- import java.util.List;
- import javax.annotation.Resource;
- import javax.servlet.http.HttpServletRequest;
- import org.springframework.stereotype.Controller;
- import org.springframework.ui.Model;
- import org.springframework.web.bind.annotation.RequestMapping;
- import com.chillax.dto.User;
- import com.chillax.service.IUserService;
- @Controller
- @RequestMapping("/user")
- public class UserController {
- @Resource
- private IUserService userService;
- @RequestMapping("/userList")
- public String userList(HttpServletRequest request,Model model){
- List<User> uList = userService.getAllUser();
- model.addAttribute("uList", uList);
- return "userList";
- }
- @RequestMapping("/showUser")
- public String showUser(HttpServletRequest request,Model model){
- int userId = Integer.parseInt(request.getParameter("id"));
- User user = userService.getUserById(userId);
- model.addAttribute("user", user);
- return "showUser";
- }
- @RequestMapping("/addUserUI")
- public String addUserUI(){
- return "addUser";
- }
- @RequestMapping("/addUser")
- public String addUser(HttpServletRequest request,Model model){
- User user = new User();
- user.setName(String.valueOf(request.getParameter("name")));
- user.setPassword(String.valueOf(request.getParameter("password")));
- user.setAge(Integer.parseInt(String.valueOf(request.getParameter("age"))));
- userService.addUser(user);
- return "redirect:/user/userList";
- }
- }
- package com.chillax.dao;
- import java.util.List;
- import java.util.Map;
- import com.chillax.dto.User;
- public interface IUserDao {
- public User queryByPrimaryKey(Integer id);
- public List<User> getAllUser();
- public void insertUser(User user);
- public void insertUserByBatch(List<User> list);
- public void deleteByPrimaryKey(Integer id);
- public void delteUserByBatch(Map<String,Object> params);
- public void updateByPrimaryKey(User user);
- }
User.java
- package com.chillax.dto;
- public class User {
- private Integer id;
- private String name;
- private String password;
- private Integer age;
- 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 getPassword() {
- return password;
- }
- public void setPassword(String password) {
- this.password = password == null ? null : password.trim();
- }
- public Integer getAge() {
- return age;
- }
- public void setAge(Integer age) {
- this.age = age;
- }
- }
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="com.chillax.dao.IUserDao" >
- <resultMap id="BaseResultMap" type="com.chillax.dto.User">
- <result column="id" property="id" jdbcType="INTEGER" />
- <result column="name" property="name" jdbcType="VARCHAR" />
- <result column="password" property="password" jdbcType="VARCHAR" />
- <result column="age" property="age" jdbcType="INTEGER" />
- </resultMap>
- <sql id="Base_Column_List">
- id, name, password, age
- </sql>
- <!-- 查询用户-->
- <select id="queryByPrimaryKey" resultMap="BaseResultMap"
- parameterType="java.lang.Integer">
- select
- <include refid="Base_Column_List" />
- from user
- where id = #{id,jdbcType=INTEGER}
- </select>
- <!-- 查询用户-->
- <select id="getAllUser" resultMap="BaseResultMap">
- select
- <include refid="Base_Column_List" />
- from user
- </select>
- <!-- 插入用户 -->
- <insert id="insertUser" parameterType="com.chillax.dto.User">
- insert into user
- <trim prefix="(" suffix=")" suffixOverrides="," >
- <if test="id != null" >
- id,
- </if>
- <if test="name != null" >
- name,
- </if>
- <if test="password != null" >
- password,
- </if>
- <if test="age != null" >
- age,
- </if>
- </trim>
- <trim prefix="values (" suffix=")" suffixOverrides="," >
- <if test="id != null" >
- #{id,jdbcType=INTEGER},
- </if>
- <if test="name != null" >
- #{name,jdbcType=VARCHAR},
- </if>
- <if test="password != null" >
- #{password,jdbcType=VARCHAR},
- </if>
- <if test="age != null" >
- #{age,jdbcType=INTEGER},
- </if>
- </trim>
- </insert>
- <!-- 批量插入用户 -->
- <insert id="insertUserByBatch" parameterType="java.util.List" >
- insert into USER
- (ID,
- NAME,
- PASSWORD,
- AGE)
- select A.* from
- (
- <foreach collection="list" item="user" index="index" separator="union">
- select
- #{user.id,jdbcType=INTEGER},
- #{user.name,jdbcType=VARCHAR},
- #{user.password,jdbcType=VARCHAR},
- #{user.age,jdbcType=INTEGER}
- from dual
- </foreach>
- ) A
- </insert>
- <!-- 删除用户 -->
- <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
- delete from user
- where id = #{id,jdbcType=INTEGER}
- </delete>
- <!-- 批量删除用户 -->
- <delete id="deleteUserByBatch" parameterType="java.util.Map" >
- delete from user
- where id IN
- <foreach item="ids" collection="iList" open="(" separator="," close=")">
- #{ids,jdbcType=DECIMAL}
- </foreach>
- </delete>
- <!-- 更新用户 -->
- <update id="updateByPrimaryKey" parameterType="com.chillax.dto.User" >
- update user
- <set >
- <if test="name != null" >
- name = #{name,jdbcType=VARCHAR},
- </if>
- <if test="password != null" >
- password = #{password,jdbcType=VARCHAR},
- </if>
- <if test="age != null" >
- age = #{age,jdbcType=INTEGER},
- </if>
- </set>
- where id = #{id,jdbcType=INTEGER}
- </update>
- </mapper>
IUserService.java
- package com.chillax.service;
- import java.util.List;
- import com.chillax.dto.User;
- public interface IUserService {
- public User getUserById(int userId);
- public void insertUser(User user);
- public void addUser(User user);
- public List<User> getAllUser();
- }
- package com.chillax.service.Impl;
- import java.util.List;
- import javax.annotation.Resource;
- import org.springframework.stereotype.Service;
- import com.chillax.dao.IUserDao;
- import com.chillax.dto.User;
- import com.chillax.service.IUserService;
- @Service("userService")
- public class UserServiceImpl implements IUserService {
- @Resource
- private IUserDao userDao;
- public User getUserById(int userId) {
- return userDao.queryByPrimaryKey(userId);
- }
- public void insertUser(User user) {
- userDao.insertUser(user);
- }
- public void addUser(User user) {
- userDao.insertUser(user);
- }
- @Override
- public List<User> getAllUser() {
- return userDao.getAllUser();
- }
- }
5、在WEB-INF文件夹下创建jsp文件夹,并添加userList.jsp,showUser.jsp、addUser.jsp
- <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
- <%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
- <%
- String path = request.getContextPath();
- String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
- %>
- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
- <html>
- <head>
- <base href="<%=basePath%>">
- <title>My JSP 'showUser.jsp' starting page</title>
- <meta http-equiv="pragma" content="no-cache">
- <meta http-equiv="cache-control" content="no-cache">
- <meta http-equiv="expires" content="0">
- <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
- <meta http-equiv="description" content="This is my page">
- <!--
- <link rel="stylesheet" type="text/css" href="styles.css">
- -->
- </head>
- <body>
- <c:forEach items="${uList }" var="u">
- 用户名称:${u.name}
- 用户年龄:${u.age }
- <br/>
- </c:forEach>
- </body>
- </html>
addUser.jsp
- <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
- <%
- String path = request.getContextPath();
- String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
- %>
- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
- <html>
- <head>
- <base href="<%=basePath%>">
- <title>My JSP 'addUser.jsp' starting page</title>
- <meta http-equiv="pragma" content="no-cache">
- <meta http-equiv="cache-control" content="no-cache">
- <meta http-equiv="expires" content="0">
- <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
- <meta http-equiv="description" content="This is my page">
- <!--
- <link rel="stylesheet" type="text/css" href="styles.css">
- -->
- </head>
- <body>
- <form id="addUser" action="user/addUser" method="post">
- userName: <input id="name" name="name" /><br/>
- password: <input id="password" name="password" /><br/>
- age: <input id="age" name="age"/><br/>
- <input type="submit" value="添加新用户"/>
- </form>
- </body>
- </html>
- <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
- <%
- String path = request.getContextPath();
- String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
- %>
- <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
- <html>
- <head>
- <base href="<%=basePath%>">
- <title>My JSP 'showUser.jsp' starting page</title>
- <meta http-equiv="pragma" content="no-cache">
- <meta http-equiv="cache-control" content="no-cache">
- <meta http-equiv="expires" content="0">
- <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
- <meta http-equiv="description" content="This is my page">
- <!--
- <link rel="stylesheet" type="text/css" href="styles.css">
- -->
- </head>
- <body>
- ${user.name }<br>
- </body>
- </html>
6、创建数据库,并创建表
- create database maventest;
- use maventest;
- CREATE TABLE `user` (
- `id` int(12) NOT NULL AUTO_INCREMENT,
- `name` varchar(50) NOT NULL,
- `password` varchar(50) NOT NULL,
- `age` int(9) NOT NULL,
- PRIMARY KEY (`id`)
- ) ENGINE=InnoDB AUTO_INCREMENT=12 DEFAULT CHARSET=utf8;
- insert into `user`(`id`,`name`,`password`,`age`) values (1,'admin','admin',22);
7、整个项目文件结构图
8、部署发布项目,进行测试
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