ssm整合 - 秒客网

一、以用户注册和列出用户功能说明ssm如何整合

二、新建一个maven工程，大致模样如下

三、pom.xml

<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.ssm</groupId>

    <artifactId>ssm-Integration</artifactId>

    <packaging>war</packaging>

    <version>0.0.1-SNAPSHOT</version>

    <name>ssm-Integration Maven Webapp</name>

    <url>http://maven.apache.org</url>

    <!-- 集中定义依赖版本号 -->

    <properties>

        <junit.version>4.9</junit.version>

        <spring.version>4.2.6.RELEASE</spring.version>

        <mybatis.version>3.4.0</mybatis.version>

        <mybatis.spring.version>1.3.0</mybatis.spring.version>

        <mysql.version>6.0.2</mysql.version>

        <slf4j.version>1.7.20</slf4j.version>

        <druid.version>1.0.23</druid.version>

        <jstl.version>1.2</jstl.version>

        <servlet-api.version>3.1.0</servlet-api.version>

        <standard.version>1.1.2</standard.version>

    </properties>

    <dependencies>

        <dependency>

            <groupId>junit</groupId>

            <artifactId>junit</artifactId>

            <version>${junit.version}</version>

            <scope>test</scope>

        </dependency>

        <!-- 日志处理 -->

        <dependency>

            <groupId>org.slf4j</groupId>

            <artifactId>slf4j-log4j12</artifactId>

            <version>${slf4j.version}</version>

        </dependency>

        <!-- Mybatis -->

        <dependency>

            <groupId>org.mybatis</groupId>

            <artifactId>mybatis</artifactId>

            <version>${mybatis.version}</version>

        </dependency>

        <dependency>

            <groupId>org.mybatis</groupId>

            <artifactId>mybatis-spring</artifactId>

            <version>${mybatis.spring.version}</version>

        </dependency>

        <!-- MySql -->

        <dependency>

            <groupId>mysql</groupId>

            <artifactId>mysql-connector-java</artifactId>

            <version>${mysql.version}</version>

        </dependency>

        <!-- 连接池 -->

        <dependency>

            <groupId>com.alibaba</groupId>

            <artifactId>druid</artifactId>

            <version>${druid.version}</version>

        </dependency>

        <!-- Spring -->

        <dependency>

            <groupId>org.springframework</groupId>

            <artifactId>spring-context</artifactId>

            <version>${spring.version}</version>

        </dependency>

        <dependency>

            <groupId>org.springframework</groupId>

            <artifactId>spring-beans</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-jdbc</artifactId>

            <version>${spring.version}</version>

        </dependency>

        <dependency>

            <groupId>org.springframework</groupId>

            <artifactId>spring-aspects</artifactId>

            <version>${spring.version}</version>

        </dependency>

        <dependency>

            <groupId>org.springframework</groupId>

            <artifactId>spring-test</artifactId>

            <scope>test</scope>

            <version>${spring.version}</version>

        </dependency>

        <!-- JSP相关 -->

        <dependency>

            <groupId>jstl</groupId>

            <artifactId>jstl</artifactId>

            <version>${jstl.version}</version>

        </dependency>

        <dependency>

            <groupId>taglibs</groupId>

            <artifactId>standard</artifactId>

            <version>${standard.version}</version>

        </dependency>

        <dependency>

            <groupId>javax.servlet</groupId>

            <artifactId>javax.servlet-api</artifactId>

            <version>${servlet-api.version}</version>

            <scope>provided</scope>

        </dependency>

    </dependencies>

    <build>

        <finalName>${project.artifactId}</finalName>

        <plugins>

            <!-- java编译插件 -->

            <plugin>

                <groupId>org.apache.maven.plugins</groupId>

                <artifactId>maven-compiler-plugin</artifactId>

                <version>3.5.1</version>

                <configuration>

                    <source>1.8</source>

                    <target>1.8</target>

                    <encoding>UTF-8</encoding>

                </configuration>

            </plugin>

            <!-- 配置Tomcat插件 -->

            <plugin>

                <!-- 命令为clean tomcat7:run -->

                <groupId>org.apache.tomcat.maven</groupId>

                <artifactId>tomcat7-maven-plugin</artifactId>

                <configuration>

                    <port>8888</port>

                    <path>/</path>

                </configuration>

                <version>2.2</version>

            </plugin>

        </plugins>

    </build>

</project>

四、web.xml

<?xml version="1.0" encoding="utf-8"?>

<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

    xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee

                      http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"

    version="3.1" metadata-complete="true">

    <context-param>

        <param-name>contextConfigLocation</param-name>

        <param-value>classpath:spring/springContext-*.xml</param-value>

    </context-param>

    <listener>

        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>

    </listener>

    <servlet>

        <servlet-name>springMVC</servlet-name>

        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>

        <init-param>

            <param-name>contextConfigLocation</param-name>

            <param-value>classpath:spring/springMVC-servlet.xml</param-value>

        </init-param>

        <load-on-startup>1</load-on-startup>

    </servlet>

    <servlet-mapping>

        <servlet-name>springMVC</servlet-name>

        <url-pattern>/</url-pattern>

    </servlet-mapping>

    <filter>

        <filter-name>characterEncodingFilter</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>

        <init-param>

            <param-name>forceEncoding</param-name>

            <param-value>true</param-value>

        </init-param>

    </filter>

    <filter-mapping>

        <filter-name>characterEncodingFilter</filter-name>

        <url-pattern>/*</url-pattern>

    </filter-mapping>

</web-app>

五、配置文件

1、src/main/resources/mybatis/mybatis-config.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>

    <!-- 设置全局配置 -->

    <settings>

        <!-- 使用主键自增策略 -->

        <setting name="useGeneratedKeys" value="true" />

        <!-- select name as title from user 用于识别别名, -->

        <setting name="useColumnLabel" value="true" />

        <!-- 开启驼峰命名转换，如：table中(create_time)->entity(createTime)这样在sql语句中就不需要使用as来显式的去定义别名 -->

        <setting name="mapUnderscoreToCamelCase" value="true" />

    </settings>

</configuration>

2、src/main/resources/mybatis/mapper/User.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.ssm.mapper.UserDao">

      <insert id="save" parameterType="User">

          insert into t_user values(null, #{username}, #{age}, #{date})

      </insert>

      <update id="update">

          update t_user set username=#{username}, age=#{age}, birthday=#{date}

      </update>

      <delete id="delete">

          delete from t_user where id=#{id}

      </delete>

      <select id="getUsers" resultType="User">

          select id, username, age, birthday as date from t_user

      </select>

  </mapper>

3、src/main/resources/resources/jdbc.properties

jdbc.driverClassName=com.mysql.cj.jdbc.Driver

jdbc.url=jdbc:mysql://localhost:3306/test?createDatabaseIfNotExist=true&useUnicode=true&characterEncoding=utf8&useSSL=false&serverTimezone=UTC

jdbc.username=root

jdbc.password=root

4、src/main/resources/spring/springContext-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: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" xmlns:p="http://www.springframework.org/schema/p"

    xsi:schemaLocation="http://www.springframework.org/schema/beans

        http://www.springframework.org/schema/beans/spring-beans.xsd

        http://www.springframework.org/schema/tx

        http://www.springframework.org/schema/tx/spring-tx.xsd

        http://www.springframework.org/schema/context

        http://www.springframework.org/schema/context/spring-context.xsd

        http://www.springframework.org/schema/mvc

        http://www.springframework.org/schema/mvc/spring-mvc.xsd

        http://www.springframework.org/schema/aop

        http://www.springframework.org/schema/aop/spring-aop.xsd">

    <context:property-placeholder location="classpath:resources/*.properties" />

    <!-- 数据源配置, 使用 Druid 数据库连接池 -->

    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"

        init-method="init" destroy-method="close">

        <property name="driverClassName" value="${jdbc.driverClassName}" />

        <!-- 基本属性 url、user、password -->

        <property name="url" value="${jdbc.url}" />

        <property name="username" value="${jdbc.username}" />

        <property name="password" value="${jdbc.password}" />

        <!--  配置初始化大小、最小、最大 -->

        <property name="initialSize" value="1" />

        <property name="minIdle" value="1" />

        <property name="maxActive" value="5" />

        <!-- 配置获取连接等待超时的时间 -->

        <property name="maxWait" value="10000" />

    </bean>

    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">

        <property name="dataSource" ref="dataSource"></property>

        <property name="configLocation" value="classpath:mybatis/mybatis-config.xml"></property>

        <!-- 定义别名,如果使用了mybatis的逆向工程，无需这个,因为配置文件是自动生成的，不用你写。 -->

        <property name="typeAliasesPackage" value="com.ssm.pojo"></property>

        <property name="mapperLocations" value="classpath:mybatis/mapper/*.xml"></property>

        <!-- 配置映射文件的位置，如果配置文件与mapper接口在同一个位置，可以不写 -->

         <!-- <property name="mapperLocations">

            <array>

                <value>classpath:mybatis/mapper/User.xml</value>

            </array>

        </property> -->

    </bean>

    <!-- 将mybatis实现的接口注入到spring容器中 -->

    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">

        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>

        <property name="basePackage" value="com.ssm.mapper"></property>

    </bean>

</beans>

5、src/main/resources/spring/springContext-service.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"

    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p"

    xsi:schemaLocation="http://www.springframework.org/schema/beans

        http://www.springframework.org/schema/beans/spring-beans.xsd

        http://www.springframework.org/schema/tx

        http://www.springframework.org/schema/tx/spring-tx.xsd

        http://www.springframework.org/schema/context

        http://www.springframework.org/schema/context/spring-context.xsd

        http://www.springframework.org/schema/mvc

        http://www.springframework.org/schema/mvc/spring-mvc.xsd

        http://www.springframework.org/schema/aop

        http://www.springframework.org/schema/aop/spring-aop.xsd">

     <!-- 扫描这个包下以及子包的内容 -->

    <context:component-scan base-package="com.ssm.service"></context:component-scan>

</beans>

6、src/main/resources/spring/springContext-trascation.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"

    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p"

    xsi:schemaLocation="http://www.springframework.org/schema/beans

        http://www.springframework.org/schema/beans/spring-beans.xsd

        http://www.springframework.org/schema/tx

        http://www.springframework.org/schema/tx/spring-tx.xsd

        http://www.springframework.org/schema/context

        http://www.springframework.org/schema/context/spring-context.xsd

        http://www.springframework.org/schema/mvc

        http://www.springframework.org/schema/mvc/spring-mvc.xsd

        http://www.springframework.org/schema/aop

        http://www.springframework.org/schema/aop/spring-aop.xsd">

    <aop:config>

        <aop:advisor advice-ref="txAdvice"

            pointcut="execution(* com.ssm.service..*.*(..))" />

    </aop:config>

    <tx:advice id="txAdvice" transaction-manager="txManager">

        <tx:attributes>

            <!-- 传播行为REQUIRED时，有实物就是用但钱事务，没有就自动创建一个新的事务 -->

            <tx:method name="save*" propagation="REQUIRED" />

            <tx:method name="delete*" propagation="REQUIRED" />

            <tx:method name="update*" propagation="REQUIRED" />

            <!-- SUPPORTS有事务就支持事务，没有就没有 -->

            <tx:method name="*" propagation="SUPPORTS" read-only="true" />

        </tx:attributes>

    </tx:advice>

    <bean id="txManager"

        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">

        <property name="dataSource" ref="dataSource" />

    </bean>

</beans>

7、src/main/resources/spring/springMVC-servlet.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"

    xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:p="http://www.springframework.org/schema/p"

    xsi:schemaLocation="http://www.springframework.org/schema/beans

        http://www.springframework.org/schema/beans/spring-beans.xsd

        http://www.springframework.org/schema/tx

        http://www.springframework.org/schema/tx/spring-tx.xsd

        http://www.springframework.org/schema/context

        http://www.springframework.org/schema/context/spring-context.xsd

        http://www.springframework.org/schema/mvc

        http://www.springframework.org/schema/mvc/spring-mvc.xsd

        http://www.springframework.org/schema/aop

        http://www.springframework.org/schema/aop/spring-aop.xsd">

    <context:component-scan base-package="com.ssm.controller"></context:component-scan>

    <bean id="formattingConversionService"

        class="org.springframework.format.support.FormattingConversionServiceFactoryBean">

        <property name="formatters">

            <set>

                <bean class="com.ssm.convert.DateFormatter">

                    <constructor-arg name="datePattern" value="yyyy-MM-dd"></constructor-arg>

                </bean>

            </set>

        </property>

    </bean>

    <!-- 开启mvc注解，可使用@DateTimeFormat,@NumberFormat -->

    <mvc:annotation-driven conversion-service="formattingConversionService"></mvc:annotation-driven>

    <mvc:resources location="/WEB-INF/css/" mapping="/css/**"></mvc:resources>

    <bean id="internalResourceViewResolver"

        class="org.springframework.web.servlet.view.InternalResourceViewResolver">

        <property name="viewClass"

            value="org.springframework.web.servlet.view.JstlView"></property>

        <property name="prefix" value="/WEB-INF/jsp/"></property>

        <property name="suffix" value=".jsp"></property>

    </bean>

</beans>

8、src/main/resources/log4j.properties

log4j.rootLogger=DEBUG,A1

log4j.logger.org.mybatis = DEBUG

log4j.appender.A1=org.apache.log4j.ConsoleAppender

log4j.appender.A1.layout=org.apache.log4j.PatternLayout

log4j.appender.A1.layout.ConversionPattern=%-d{yyyy-MM-dd HH:mm:ss,SSS} [%t] [%c]-[%p] %m%n

六、Java文件

1、com.ssm.pojo.User

package com.ssm.pojo;

import java.util.Date;

public class User {

    private int id;

    private String username;

    private int age;

    private String password;

    private Date date;

    public User(String username, int age, String password, Date date) {

        this.username = username;

        this.age = age;

        this.password = password;

        this.date = date;

    }

    public User() {

    }

    public String getPassword() {

        return password;

    }

    public void setPassword(String password) {

        this.password = password;

    }

    public int getId() {

        return id;

    }

    public void setId(int id) {

        this.id = id;

    }

    public String getUsername() {

        return username;

    }

    public void setUsername(String username) {

        this.username = username;

    }

    public int getAge() {

        return age;

    }

    public void setAge(int age) {

        this.age = age;

    }

    public Date getDate() {

        return date;

    }

    public void setDate(Date date) {

        this.date = date;

    }

}

2、com.ssm.controller.UserController

package com.ssm.controller;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Controller;

import org.springframework.ui.Model;

import org.springframework.web.bind.annotation.ModelAttribute;

import org.springframework.web.bind.annotation.RequestMapping;

import com.ssm.pojo.User;

import com.ssm.service.UserService;

@Controller

@RequestMapping("/user")

public class UserController {

    @Autowired

    private UserService userService;

    public UserController() {

    }

    @RequestMapping("/register")

    public String save(@ModelAttribute("user") User user) {

        int row = userService.save(user);

        if(row > 0) {

            return "success";

        }

        return "register";

    }

    @RequestMapping("/index")

    public String register() {

        return "register";

    }

    @RequestMapping("/list")

    public String list_user(Model model) {

        List<User> users = userService.getUsers();

        model.addAttribute("users", users);

        return "userList";

    }

}

3、com.ssm.service.UserService

package com.ssm.service;

import java.util.List;

import com.ssm.pojo.User;

public interface UserService {

    int save(User user);

    int update(User user);

    List<User> getUsers();

    User validateUser(User user);

    int delete(int id);

    int register(User user);

}

4、com.ssm.service.impl.UserService

package com.ssm.service.impl;

import java.util.Collections;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.stereotype.Service;

import com.ssm.mapper.UserDao;

import com.ssm.pojo.User;

import com.ssm.service.UserService;

@Service

public class UserServiceImpl implements UserService {

    @Autowired

    private UserDao userDao;

    @Override

    public int save(User user) {

        return userDao.save(user);

    }

    @Override

    public int update(User user) {

        return userDao.update(user);

    }

    @Override

    public User validateUser(User user) {

        return userDao.validateUser(user);

    }

    @Override

    public int delete(int id) {

        return userDao.delete(id);

    }

    @Override

    public int register(User user) {

        return userDao.register(user);

    }

    @Override

    public List<User> getUsers() {

        List<User> users = userDao.getUsers();

        if(null == users) {

            users = Collections.emptyList();

        }

        return users;

    }

}

5、com.ssm.mapper.UserDao

package com.ssm.mapper;

import java.util.List;

import com.ssm.pojo.User;

public interface UserDao {

    int save(User user);

    int update(User user);

    List<User> getUsers();

    User validateUser(User user);

    int delete(int id);

    int register(User user);

}

6、com.ssm.convert.DateFormatter

package com.ssm.convert;

import java.text.ParseException;

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.Locale;

import org.springframework.format.Formatter;

public class DateFormatter implements Formatter<Date> {

    private String datePattern;

    private SimpleDateFormat simpleDateFormat = null;

    public DateFormatter(String datePattern) {

        this.datePattern = datePattern;

    }

    @Override

    public String print(Date date, Locale locale) {

        simpleDateFormat = new SimpleDateFormat(datePattern);

        String dateStr = simpleDateFormat.format(date);

        return dateStr;

    }

    @Override

    public Date parse(String dateStr, Locale locale) throws ParseException {

        simpleDateFormat = new SimpleDateFormat(datePattern);

        Date date = simpleDateFormat.parse(dateStr);

        return date;

    }

}

七、view文件

1、register.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"

    pageEncoding="UTF-8"%>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>

<style type="text/css">

    #register {

        width:400px;

        height:400px;

        margin:0 auto;

        padding:10px;

        background-color: green;

    }

    #register form {

        margin-top:80px

    }

    #register div {

        padding:10px;

        text-align:center;

    }

</style>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

<title>Insert title here</title>

</head>

<body>

    <div id="register">

        <form action="/user/register" method="post">

            <div>用户名:<input type="text" name="username" /></div>

            <div>年&nbsp;龄:<input type="text" name="age" /></div>

            <div>密&nbsp;码:<input type="password" name="password" /></div>

            <div>生&nbsp;日:<input type="text" name="date" /></div>

            <div><input type="submit" value="提交" /></div>

        </form>

    </div>

</body>

</html>

2、success.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"

    pageEncoding="UTF-8"%>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

<title>Insert title here</title>

</head>

<body>

    恭喜${user.username },注册成功！

</body>

</html>

3、userList.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"

    pageEncoding="UTF-8" %>

<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>

<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">

<title>user list</title>
<!-- 引入的是bootstrap的css样式 -->

<link rel="stylesheet" href="/css/bootstrap.min.css">

<style type="text/css">

    #main{

        width:400px;

        margin:0 auto;

    }

</style>

</head>

<body>

    <div id="main">

        <table class="table table-bordered table-hover table-condensed">

            <caption style="text-align:center; font-size:18px;">user list</caption>

            <tr>

                <th>姓名</th>

                <th>年龄</th>

                <th>生日</th>

            </tr>

            <c:forEach items="${users }" var="t_user">

                <tr>

                    <td>${t_user.username }</td>

                    <td>${t_user.age }</td>

                    <td><fmt:formatDate value="${t_user.date }" pattern="yyyy-MM-dd" /></td>

                </tr>

            </c:forEach>

        </table>

    </div>

</body>

</html>

八、在项目上右击debug as 输入clean tomcat7：run运行

1、http://localhost:8888/user/index

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2、http://localhost:8888/user/list

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