1、创建数据库表
CREATE TABLE `userinfo` (
`id` int(10) PRIMARY KEY AUTO_INCREMENT,
`username` varchar(64),
`password` varchar(64),
`age` int(11),
`regtime` datetime ,
`siteaddress` varchar(255)
)
INSERT INTO `userinfo` VALUES ('1', 'GitHub', '123456', null, '2019-12-01 15:09:18', 'https://github.com');
INSERT INTO `userinfo` VALUES ('2', 'Coding', '234567', null, '2019-12-03 15:09:28', 'https://coding.net');
INSERT INTO `userinfo` VALUES ('3', 'CSDN', '345678', null, '2019-12-05 15:09:34', 'https://www.csdn.net');
INSERT INTO `userinfo` VALUES ('4', 'Oschina', '456789', null, '2019-12-07 15:09:42', 'https://www.oschina.net');
INSERT INTO `userinfo` VALUES ('5', 'glot', '123456', null, '2019-11-27 15:09:47', 'https://glot.io/');
2、创建maven项目并添加坐标
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<spring.version>5.0.2.RELEASE</spring.version>
<slf4j.version>1.6.6</slf4j.version>
<log4j.version>1.2.12</log4j.version>
<mysql.version>5.1.6</mysql.version>
<mybatis.version>3.4.5</mybatis.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- spring aop -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.6.8</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</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-test</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- junit测试 -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>compile</scope>
</dependency>
<!-- mysql数据库驱动 -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.version}</version>
</dependency>
<!-- 数据库连接池c3p0 -->
<dependency>
<groupId>c3p0</groupId>
<artifactId>c3p0</artifactId>
<version>0.9.1.2</version>
<type>jar</type>
<scope>compile</scope>
</dependency>
<!-- mybatis -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>${mybatis.version}</version>
</dependency>
<!-- mybatis和spring整合 -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.0</version>
</dependency>
<!-- servlet依赖包 -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.0</version>
<scope>provided</scope>
</dependency>
<!-- springmvc -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- jstl标签依赖-->
<dependency>
<groupId>jstl</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!-- log日志 -->
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>${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>
</dependencies>
3、根据表结构,编写实体代码并实现序列化接口
package com.wedu.springmvc.domain;
import java.io.Serializable;
import java.util.Date;
/**
* 用户实体
*/
public class UserInfo implements Serializable {
private Integer id;
private String username;
private String password;
private Integer age;
private Date regtime;
private String siteaddress;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public Integer getAge() {
return age;
}
public void setAge(Integer age) {
this.age = age;
}
public Date getRegtime() {
return regtime;
}
public void setRegtime(Date regtime) {
this.regtime = regtime;
}
public String getSiteaddress() {
return siteaddress;
}
public void setSiteaddress(String siteaddress) {
this.siteaddress = siteaddress;
}
@Override
public String toString() {
return "UserInfo{" +
"id=" + id +
", username='" + username + '\'' +
", password='" + password + '\'' +
", age=" + age +
", regtime=" + regtime +
", siteaddress='" + siteaddress + '\'' +
'}';
}
}
4、编写持久层代码并添加交给spring管理的注解
package com.wedu.springmvc.dao;
import com.wedu.springmvc.domain.UserInfo;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Select;
import org.springframework.stereotype.Repository;
import java.util.List;
/**
* 用户持久层接口
*/
@Repository("userInfoDao")
public interface IUserInfoDao {
/**
* 查询所有用户
* @return
*/
List<UserInfo> findAll();
/**
* 保存用户
* @param userInfo
*/
void saveUserInfo(UserInfo userInfo);
}
5、编写业务层接口和实现代码并添加交给spring管理的注解
业务层接口
package com.wedu.springmvc.service;
import com.wedu.springmvc.domain.UserInfo;
import java.util.List;
/**
* 用户业务层接口
*/
public interface IUserInfoService {
/**
* 查询所有用户
* @return
*/
List<UserInfo> findAll();
/**
* 保存用户
* @param userInfo
*/
void saveUserInfo(UserInfo userInfo);
}
业务层接口代码实现
package com.wedu.springmvc.service.impl;
import com.wedu.springmvc.dao.IUserInfoDao;
import com.wedu.springmvc.domain.UserInfo;
import com.wedu.springmvc.service.IUserInfoService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.util.List;
@Service("userInfoService")
public class UserInfoServiceImpl implements IUserInfoService {
@Autowired
private IUserInfoDao userInfoDao;
@Override
public List<UserInfo> findAll() {
return userInfoDao.findAll();
}
@Override
public void saveUserInfo(UserInfo userInfo) {
userInfoDao.saveUserInfo(userInfo);
}
}
6、编写web层代码并添加交给spring管理的注解
package com.wedu.springmvc.web;
import com.wedu.springmvc.domain.UserInfo;
import com.wedu.springmvc.service.IUserInfoService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;
/**
* 用户web层
*/
@Controller
@RequestMapping("/userinfo")
public class UserInfoController {
@Autowired
private IUserInfoService userInfoService;
/**
* 查询所用用户
* @param model
* @return
*/
@RequestMapping("/findAll")
public String findAll(Model model) {
List<UserInfo> userInfos = userInfoService.findAll();
model.addAttribute("userInfos", userInfos);
return "list";
}
/**
* 保存用户
* @param request
* @param response
* @param userInfo
* @throws IOException
*/
@RequestMapping("/saveUserInfo")
public void saveUserInfo(HttpServletRequest request, HttpServletResponse response,UserInfo userInfo) throws IOException {
userInfoService.saveUserInfo(userInfo);
response.sendRedirect(request.getContextPath() + "/userinfo/findAll");
return;
}
}
7、编写前端页面index.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Title</title>
</head>
<body>
<a href="/userinfo/findAll">测试查询</a><br/>
<form action="/userinfo/saveUserInfo" method="post">
用户姓名:<input type="text" name="username" /><br/>
用户密码:<input type="text" name="password" /><br/>
用户年龄:<input type="text" name="age"/><br/>
注册时间:<input type="text" name="regtime"><br/>
网站地址:<input type="text" name="siteaddress"/><br/>
<input type="submit" value="保存"/><br/>
</form>
</body>
</html>
8、编写前端页面list.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<html>
<head>
<title>Title</title>
</head>
<body>
<h3>查询所有用户</h3>
<c:forEach items="${userInfos}" var="userInfo">
${userInfo.username}
</c:forEach>
</body>
</html>
9、在web.xml中配置
<!DOCTYPE web-app PUBLIC
"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd" >
<web-app>
<display-name>Archetype Created Web Application</display-name>
<!--设置配置文件的路径-->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<!-- 配置解决中文乱码过滤器 -->
<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>
<!-- 配置spring监听器,默认只加载WEB-INF目录下的applicationContext.xml配置文件 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- 配置前端控制器 -->
<servlet>
<servlet-name>dispatcherServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:springmvc.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>dispatcherServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
10、创建并配置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">
<!-- 配置开启spring注解扫描,只扫描Controller-->
<context:component-scan base-package="com.wedu.springmvc.web">
<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
</context:component-scan>
<!-- 配置视图解析器 -->
<bean id="internalResourceViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/pages/"/>
<property name="suffix" value=".jsp"/>
</bean>
<!-- 配置springmvc注解支持 -->
<mvc:annotation-driven />
</beans>
11、创建并配置spring-bean.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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd">
<!-- 配置spring注解扫描,只处理service和dao -->
<context:component-scan base-package="com.wedu.springmvc">
<context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller" />
</context:component-scan>
<!-- 配置数据源 -->
<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
<property name="driverClass" value="com.mysql.jdbc.Driver"/>
<property name="jdbcUrl" value="jdbc:mysql://localhost:3306/test?useSSL=true&useUnicode=true&characterEncoding=utf8"/>
<property name="user" value="root"/>
<property name="password" value="123456"/>
</bean>
<!--配置SqlSessionFactory工厂-->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource"/>
<!-- 自动扫描需要定义类别名的包,等同于mybatis配置文件中的typeAliases,简化映射文件中类的引用 -->
<property name="typeAliasesPackage" value="com.wedu.springmvc.domain"/>
<!-- 自动扫描mapping.xml文件,等同于mybatis配置文件中的mapper -->
<property name="mapperLocations">
<list>
<value>classpath:mybatis/mapper/*.xml</value>
</list>
</property>
</bean>
<!-- 配置dao接口所在的包 -->
<bean id="mapperScanner" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.wedu.springmvc.dao"/>
</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.wedu.springmvc.service.impl.*.*(..))"/>
</aop:config>
</beans>
12、创建并配置映射文件IUserInfoDao.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.wedu.springmvc.dao.IUserInfoDao">
<!-- 查询所有用户信息 -->
<select id="findAll" resultType="com.wedu.springmvc.domain.UserInfo">
select * from userinfo
</select>
<!-- 保存用户 -->
<insert id="saveUserInfo" parameterType="com.wedu.springmvc.domain.UserInfo">
INSERT INTO userinfo (
username,
password,
age,
regtime,
siteaddress
)
VALUES(
#{username},
#{password},
#{age},
#{regtime},
#{siteaddress}
</insert>
</mapper>
以上即为spring集成springmvc和mybatis过程。