使用的IDEA作为IDE
一 创建 Maven Project
记得是 Maven Project
groupId : testSSM
artifactId: testSSM
二 配置Pom.xml
- <?xml version="1.0" encoding="UTF-8"?>
- <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>
- <packaging>war</packaging>
- <name>testSSM</name>
- <groupId>testSSM</groupId>
- <artifactId>testSSM</artifactId>
- <version>1.0-SNAPSHOT</version>
- <build>
- <plugins>
- <plugin>
- <groupId>org.mortbay.jetty</groupId>
- <artifactId>maven-jetty-plugin</artifactId>
- <version>6.1.7</version>
- <configuration>
- <connectors>
- <connector implementation="org.mortbay.jetty.nio.SelectChannelConnector">
- <port>8888</port>
- <maxIdleTime>30000</maxIdleTime>
- </connector>
- </connectors>
- <webAppSourceDirectory>${project.build.directory}/${pom.artifactId}-${pom.version}</webAppSourceDirectory>
- <contextPath>/</contextPath>
- </configuration>
- </plugin>
- </plugins>
- </build>
- <properties>
- <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
- <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
- <!-- spring版本号 -->
- <spring.version>4.2.5.RELEASE</spring.version>
- <!-- mybatis版本号 -->
- <mybatis.version>3.2.8</mybatis.version>
- <!-- mysql驱动版本号 -->
- <mysql-driver.version>5.1.29</mysql-driver.version>
- <!-- log4j日志包版本号 -->
- <slf4j.version>1.7.18</slf4j.version>
- <log4j.version>1.2.17</log4j.version>
- </properties>
- <dependencies>
- <!-- 添加jstl依赖 -->
- <dependency>
- <groupId>jstl</groupId>
- <artifactId>jstl</artifactId>
- <version>1.2</version>
- </dependency>
- <dependency>
- <groupId>javax</groupId>
- <artifactId>javaee-api</artifactId>
- <version>7.0</version>
- </dependency>
- <dependency>
- <groupId>com.alibaba</groupId>
- <artifactId>druid</artifactId>
- <version>1.0.16</version>
- </dependency>
- <!-- 添加junit4依赖 -->
- <dependency>
- <groupId>junit</groupId>
- <artifactId>junit</artifactId>
- <version>4.11</version>
- <!-- 指定范围,在测试时才会加载 -->
- <scope>test</scope>
- </dependency>
- <!-- 添加spring核心依赖 -->
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-core</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-web</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-oxm</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-tx</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-jdbc</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-webmvc</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-context</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-context-support</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-aop</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-test</artifactId>
- <version>${spring.version}</version>
- </dependency>
- <!-- 添加mybatis依赖 -->
- <dependency>
- <groupId>org.mybatis</groupId>
- <artifactId>mybatis</artifactId>
- <version>${mybatis.version}</version>
- </dependency>
- <!-- 添加mybatis/spring整合包依赖 -->
- <dependency>
- <groupId>org.mybatis</groupId>
- <artifactId>mybatis-spring</artifactId>
- <version>1.2.2</version>
- </dependency>
- <!-- 添加mysql驱动依赖 -->
- <dependency>
- <groupId>mysql</groupId>
- <artifactId>mysql-connector-java</artifactId>
- <version>${mysql-driver.version}</version>
- </dependency>
- <!-- 添加数据库连接池依赖 -->
- <dependency>
- <groupId>commons-dbcp</groupId>
- <artifactId>commons-dbcp</artifactId>
- <version>1.2.2</version>
- </dependency>
- <!-- 添加fastjson -->
- <dependency>
- <groupId>com.alibaba</groupId>
- <artifactId>fastjson</artifactId>
- <version>1.1.41</version>
- </dependency>
- <!-- 添加日志相关jar包 -->
- <dependency>
- <groupId>log4j</groupId>
- <artifactId>log4j</artifactId>
- <version>${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 -->
- <!-- 映入JSON -->
- <dependency>
- <groupId>org.codehaus.jackson</groupId>
- <artifactId>jackson-mapper-asl</artifactId>
- <version>1.9.13</version>
- </dependency>
- <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-core -->
- <dependency>
- <groupId>com.fasterxml.jackson.core</groupId>
- <artifactId>jackson-core</artifactId>
- <version>2.8.0</version>
- </dependency>
- <!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
- <dependency>
- <groupId>com.fasterxml.jackson.core</groupId>
- <artifactId>jackson-databind</artifactId>
- <version>2.8.0</version>
- </dependency>
- <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>1.9</version>
- </dependency>
- </dependencies>
- </project>
三 创建数据库
创建表
- CREATE TABLE `tb_user` (
- `UserID` int(11) NOT NULL AUTO_INCREMENT,
- `UserName` varchar(255) DEFAULT NULL,
- `RealName` varchar(255) DEFAULT NULL,
- `Password` varchar(255) DEFAULT NULL,
- `IsLock` int(11) DEFAULT NULL,
- `CreateTime` datetime DEFAULT CURRENT_TIMESTAMP,
- PRIMARY KEY (`UserID`),
- UNIQUE KEY `id` (`UserName`)
- ) ENGINE=InnoDB AUTO_INCREMENT=9 DEFAULT CHARSET=utf8;
四 搭建SSM分层结构
注意,创建完上面5个包后,需要进行如下操作:
选择java,然后点击Sources,java文件夹会变蓝。
同样,选择resources,然后点击 Resources, resources会出现黄色横杠。
五 添加xml配置文件
先看一下配置文件
1 web.xml
- <?xml version="1.0" encoding="UTF-8"?>
- <web-app 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_3_0.xsd"
- version="3.0">
- <display-name>testSSM</display-name>
- <context-param>
- <param-name>contextConfigLocation</param-name>
- <param-value>classpath:spring-mybatis.xml</param-value>
- </context-param>
- <context-param>
- <param-name>log4jConfigLocation</param-name>
- <param-value>classpath:log4j.properties</param-value>
- </context-param>
- <!-- 编码过滤器 -->
- <filter>
- <filter-name>encodingFilter</filter-name>
- <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
- <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,比如quartz -->
- <listener>
- <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
- </listener>
- <!-- spring mvc servlet-->
- <servlet>
- <servlet-name>testSSM</servlet-name>
- <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
- <init-param>
- <param-name>contextConfigLocation</param-name>
- <param-value>classpath:spring-mvc.xml</param-value>
- </init-param>
- <load-on-startup>1</load-on-startup>
- <async-supported>true</async-supported>
- </servlet>
- <servlet-mapping>
- <servlet-name>testSSM</servlet-name>
- <!-- 此处也可以配置成 *.do 形式 -->
- <url-pattern>/</url-pattern>
- </servlet-mapping>
- <welcome-file-list>
- <welcome-file>/index.jsp</welcome-file>
- </welcome-file-list>
- <!-- session配置 -->
- <session-config>
- <session-timeout>15</session-timeout>
- </session-config>
- </web-app>
2 jdbc.properties
- #driverClasss=com.mysql.jdbc.Driver
- jdbcUrl=jdbc:mysql://xxx.xxx.xxx.xxx:3306/testdb
- #?useUnicode=true&characterEncoding=UTF-8&autoReconnect=true&autoReconnectForPools=true&noAccessToProcedureBodies=true
- 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
3 log4j.properties
- log4j.rootLogger=INFO,Console,File
- #控制台日志
- log4j.appender.Console=org.apache.log4j.ConsoleAppender
- log4j.appender.Console.Target=System.out
- log4j.appender.Console.layout=org.apache.log4j.PatternLayout
- log4j.appender.Console.layout.ConversionPattern=[%p][%t][%d{yyyy-MM-dd HH\:mm\:ss}][%C] - %m%n
- #普通文件日志
- log4j.appender.File=org.apache.log4j.RollingFileAppender
- log4j.appender.File.File=logs/ssm.log
- log4j.appender.File.MaxFileSize=10MB
- #输出日志,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][%t][%d{yyyy-MM-dd HH\:mm\:ss}][%C] - %m%n
4 mybatisConfig.xml
- <?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>
- <settings>
- <!-- <setting name="logImpl" value="LOG4J"/> -->
- <!-- <setting name="cacheEnabled" value="true"/>
- <setting name="lazyLoadingEnabled" value="true"/>
- <setting name="multipleResultSetsEnabled" value="true"/>
- <setting name="useColumnLabel" value="true"/>
- <setting name="useGeneratedKeys" value="false"/>
- <setting name="defaultExecutorType" value="SIMPLE"/>
- <setting name="defaultStatementTimeout" value="25000"/> -->
- <setting name="logImpl" value="SLF4J"/>
- <setting name="callSettersOnNulls" value="true"/>
- <!--<setting name="autoMappingBehavior" value="true"/>-->
- </settings>
- </configuration>
5 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-4.0.xsd
- http://www.springframework.org/schema/context
- http://www.springframework.org/schema/context/spring-context-4.0.xsd
- http://www.springframework.org/schema/mvc
- http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">
- <!-- 自动扫描 @Controller-->
- <context:component-scan base-package="controller"/>
- <!--避免IE执行AJAX时,返回JSON出现下载文件 -->
- <bean id="mappingJacksonHttpMessageConverter"
- class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
- <property name="supportedMediaTypes">
- <list>
- <value>text/html;charset=UTF-8</value>
- </list>
- </property>
- </bean>
- <!-- 启动SpringMVC的注解功能,完成请求和注解POJO的映射 -->
- <bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">
- <property name="messageConverters">
- <list>
- <ref bean="mappingJacksonHttpMessageConverter"/> <!-- JSON转换器 -->
- </list>
- </property>
- </bean>
- <!-- 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">
- <property name="prefix" value="/WEB-INF/" />
- <property name="suffix" value=".jsp"/>
- </bean>
- <!-- 文件上传配置 -->
- <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
- <!-- 默认编码 -->
- <property name="defaultEncoding" value="UTF-8"/>
- <!-- 上传文件大小限制为31M,31*1024*1024 -->
- <property name="maxUploadSize" value="32505856"/>
- <!-- 内存中的最大值 -->
- <property name="maxInMemorySize" value="4096"/>
- </bean>
- </beans>
6 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:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx"
- xsi:schemaLocation="http://www.springframework.org/schema/beans
- http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
- http://www.springframework.org/schema/context
- http://www.springframework.org/schema/context/spring-context-3.1.xsd
- http://www.springframework.org/schema/tx
- http://www.springframework.org/schema/tx/spring-tx.xsd">
- <!-- 自动扫描 -->
- <context:component-scan base-package="controller"/>
- <!-- 第一种方式:加载一个properties文件 -->
- <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
- <property name="location" value="classpath:jdbc.properties"/>
- </bean>
- <!-- 第二种方式:加载多个properties文件
- <bean id="configProperties" class="org.springframework.beans.factory.config.PropertiesFactoryBean">
- <property name="locations">
- <list>
- <value>classpath:jdbc.properties</value>
- <value>classpath:common.properties</value>
- </list>
- </property>
- <property name="fileEncoding" value="UTF-8"/>
- </bean>
- <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PreferencesPlaceholderConfigurer">
- <property name="properties" ref="configProperties"/>
- </bean>
- -->
- <!-- 配置数据源 -->
- <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"
- destroy-method="close">
- <!--<property name="driverClassName" value="${driverClasss}"/>-->
- <property name="url" value="${jdbcUrl}"/>
- <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>
- <!-- mybatis和spring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"/>
- <property name="configLocation">
- <value>classpath:mybatisConfig.xml</value>
- </property>
- <!-- 自动扫描mapping.xml文件 -->
- <property name="mapperLocations" value="classpath: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="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>
- <!-- (事务管理)transaction manager, use JtaTransactionManager for global tx -->
- <tx:annotation-driven transaction-manager="transactionManager"/>
- </beans>
六 搭建功能和测试
1 UserMapper.xml (位于resources/mapping文件夹下)
- <?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="dao.UserMapper" >
- <resultMap id="BaseResultMap" type="model.User" >
- <id column="UserID" property="userid" jdbcType="INTEGER" />
- <result column="UserName" property="username" jdbcType="VARCHAR" />
- <result column="RealName" property="realname" jdbcType="VARCHAR" />
- <result column="Password" property="password" jdbcType="VARCHAR" />
- <result column="IsLock" property="islock" jdbcType="INTEGER" />
- <result column="CreateTime" property="createtime" jdbcType="TIMESTAMP" />
- </resultMap>
- <sql id="Base_Column_List" >
- UserID, UserName, RealName, Password, IsLock, CreateTime
- </sql>
- <select id="selectByPrimaryKey" resultMap="BaseResultMap" parameterType="java.lang.Integer" >
- select
- <include refid="Base_Column_List" />
- from tb_user
- where UserID = #{userid,jdbcType=INTEGER}
- </select>
- <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer" >
- delete from tb_user
- where UserID = #{userid,jdbcType=INTEGER}
- </delete>
- <insert id="insert" parameterType="model.User" >
- insert into tb_user (UserID, UserName, RealName,
- Password, IsLock, CreateTime
- )
- values (#{userid,jdbcType=INTEGER}, #{username,jdbcType=VARCHAR}, #{realname,jdbcType=VARCHAR},
- #{password,jdbcType=VARCHAR}, #{islock,jdbcType=INTEGER}, #{createtime,jdbcType=TIMESTAMP}
- )
- </insert>
- <insert id="insertSelective" parameterType="model.User" >
- insert into tb_user
- <trim prefix="(" suffix=")" suffixOverrides="," >
- <if test="userid != null" >
- UserID,
- </if>
- <if test="username != null" >
- UserName,
- </if>
- <if test="realname != null" >
- RealName,
- </if>
- <if test="password != null" >
- Password,
- </if>
- <if test="islock != null" >
- IsLock,
- </if>
- <if test="createtime != null" >
- CreateTime,
- </if>
- </trim>
- <trim prefix="values (" suffix=")" suffixOverrides="," >
- <if test="userid != null" >
- #{userid,jdbcType=INTEGER},
- </if>
- <if test="username != null" >
- #{username,jdbcType=VARCHAR},
- </if>
- <if test="realname != null" >
- #{realname,jdbcType=VARCHAR},
- </if>
- <if test="password != null" >
- #{password,jdbcType=VARCHAR},
- </if>
- <if test="islock != null" >
- #{islock,jdbcType=INTEGER},
- </if>
- <if test="createtime != null" >
- #{createtime,jdbcType=TIMESTAMP},
- </if>
- </trim>
- </insert>
- <update id="updateByPrimaryKeySelective" parameterType="model.User" >
- update tb_user
- <set >
- <if test="username != null" >
- UserName = #{username,jdbcType=VARCHAR},
- </if>
- <if test="realname != null" >
- RealName = #{realname,jdbcType=VARCHAR},
- </if>
- <if test="password != null" >
- Password = #{password,jdbcType=VARCHAR},
- </if>
- <if test="islock != null" >
- IsLock = #{islock,jdbcType=INTEGER},
- </if>
- <if test="createtime != null" >
- CreateTime = #{createtime,jdbcType=TIMESTAMP},
- </if>
- </set>
- where UserID = #{userid,jdbcType=INTEGER}
- </update>
- <update id="updateByPrimaryKey" parameterType="model.User" >
- update tb_user
- set UserName = #{username,jdbcType=VARCHAR},
- RealName = #{realname,jdbcType=VARCHAR},
- Password = #{password,jdbcType=VARCHAR},
- IsLock = #{islock,jdbcType=INTEGER},
- CreateTime = #{createtime,jdbcType=TIMESTAMP}
- where UserID = #{userid,jdbcType=INTEGER}
- </update>
- </mapper>
2 User对象(model)
- package model;
- import java.util.Date;
- public class User {
- private Integer userid;
- private String username;
- private String realname;
- private String password;
- private Integer islock;
- private Date createtime;
- public Integer getUserid() {
- return userid;
- }
- public void setUserid(Integer userid) {
- this.userid = userid;
- }
- public String getUsername() {
- return username;
- }
- public void setUsername(String username) {
- this.username = username == null ? null : username.trim();
- }
- public String getRealname() {
- return realname;
- }
- public void setRealname(String realname) {
- this.realname = realname == null ? null : realname.trim();
- }
- public String getPassword() {
- return password;
- }
- public void setPassword(String password) {
- this.password = password == null ? null : password.trim();
- }
- public Integer getIslock() {
- return islock;
- }
- public void setIslock(Integer islock) {
- this.islock = islock;
- }
- public Date getCreatetime() {
- return createtime;
- }
- public void setCreatetime(Date createtime) {
- this.createtime = createtime;
- }
- }
3 dao
- package dao;
- import model.User;
- public interface UserMapper {
- int deleteByPrimaryKey(Integer userid);
- int insert(User record);
- int insertSelective(User record);
- User selectByPrimaryKey(Integer userid);
- int updateByPrimaryKeySelective(User record);
- int updateByPrimaryKey(User record);
- }
4 controller
(由于是测试,就不在创建 service和impl层了。直接调用通过就可以了。)
- package controller;
- import dao.UserMapper;
- import model.User;
- import org.springframework.beans.factory.annotation.Autowired;
- import org.springframework.stereotype.Controller;
- import org.springframework.ui.ModelMap;
- import org.springframework.web.bind.annotation.RequestMapping;
- import org.springframework.web.servlet.ModelAndView;
- import javax.servlet.http.HttpServletRequest;
- import javax.servlet.http.HttpServletResponse;
- import java.util.List;
- /**
- * Created by Tyler on 2017/6/20.
- */
- @Controller
- @RequestMapping("test")
- public class TestController {
- @Autowired
- protected UserMapper service;
- @RequestMapping(value = "test.do")
- public ModelAndView test1(HttpServletRequest request, HttpServletResponse response, ModelMap mode) throws Exception {
- User u =service.selectByPrimaryKey(1);
- return new ModelAndView("test/test");
- }
- }
5 创建 page
webapp --> test --> test.jsp