1. 程式人生 > >Maven搭建SSM框架(Spring+SpringMVC+MyBatis)

Maven搭建SSM框架(Spring+SpringMVC+MyBatis)

核心 suffix clas you info org 好項目 package span

一、概述:

  Spring是一個輕量級開發框架,好比一個大工廠(容器),可以將所有對象的創建和依賴關系交給spring管理。

  SpringMVC是一個基於mvc的web框架。spring mvc是spring框架的一個模塊,springmvc和spring無需通過中間整合層進行整合。

  MyBatis是一個持久層的框架,在使用上相比Hibernate更加靈活,可以控制sql的編寫,使用 XML或註解進行相關的配置.

二、搭建好項目的運行環境(java環境,Maven,Mysql,Tomcat),所使用工具Eclipse。具體的環境搭建請自行搜一下資料。jdk1.8+tomcat8.5

三、開始搭建

  首先看一下項目結構。controller,mapper,pojo,service

  技術分享圖片

  1.創建數據庫表user,添加一條測試數據

DROP TABLE IF EXISTS `user`;  
CREATE TABLE `user` (  
  `id` int(11) NOT NULL AUTO_INCREMENT,  
  `user_name` varchar(40) NOT NULL,  
  `password` varchar(255) NOT NULL,  
  `age` int(4) NOT NULL,  
  PRIMARY KEY (`id`)  
) ENGINE
=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8; insert into `user_t`(`id`,`user_name`,`password`,`age`) values (1,‘admin‘,‘123456‘,21)

  2. pom.xml文件中的包依賴

<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.iris</groupId>
  <artifactId>ssm</artifactId>
  <packaging>war</packaging>
  <version>0.0.1-SNAPSHOT</version>
  <name>ssm Maven Webapp</name>
  <url>http://
maven.apache.org</url> <properties> <spring.version>4.0.5.RELEASE</spring.version> <mybatis.version>3.2.1</mybatis.version> <log4j.version>1.2.12</log4j.version> <mysql.version>5.1.35</mysql.version> <shiro.version>1.2.4</shiro.version> </properties> <dependencies> <!-- 添加Spring依賴 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</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-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>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aspects</artifactId> <version>${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-web</artifactId> <version>${spring.version}</version> </dependency> <!--spring單元測試依賴 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> <scope>test</scope> </dependency> <!-- spring webmvc相關jar --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>commons-logging</groupId> <artifactId>commons-logging</artifactId> <version>1.1.1</version> </dependency> <!-- mysql驅動包 --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>${mysql.version}</version> </dependency> <!-- alibaba data source 相關jar包--> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>0.2.23</version> </dependency> <!-- alibaba fastjson 格式化對 --> <dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>1.1.41</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.9.5</version> </dependency> <dependency> <groupId>org.codehaus.jackson</groupId> <artifactId>jackson-core-asl</artifactId> <version>1.9.13</version> </dependency> <dependency> <groupId>org.codehaus.jackson</groupId> <artifactId>jackson-mapper-asl</artifactId> <version>1.9.13</version> </dependency> <!-- logback start --> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>${log4j.version}</version> </dependency> <!--mybatis依賴 --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>${mybatis.version}</version> </dependency> <!-- mybatis/spring包 --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.2.0</version> </dependency> <!-- 添加servlet3.0核心包 --> <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>3.0.1</version> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>javax.servlet.jsp-api</artifactId> <version>2.3.2-b01</version> </dependency> <!-- jstl --> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <!--單元測試依賴 --> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> </dependencies> <build> <finalName>ssm</finalName> </build> </project>

  3.配置文件包括

    jdbc,properties   

jdbc.driver=com.mysql.jdbc.driver
jdbc.url=jdbc:mysql://localhost:3306/ssm?useUnicode=true&characterEncoding=UTF-8
jdbc.username=root
jdbc.password=123456

    log4j.properties

#\u5B9A\u4E49LOG\u8F93\u51FA\u7EA7\u522B
log4j.rootLogger=INFO,Console,File
#\u5B9A\u4E49\u65E5\u5FD7\u8F93\u51FA\u76EE\u7684\u5730\u4E3A\u63A7\u5236\u53F0
log4j.appender.Console=org.apache.log4j.ConsoleAppender
log4j.appender.Console.Target=system.out
#\u53EF\u4EE5\u7075\u6D3B\u5730\u6307\u5B9A\u65E5\u5FD7\u8F93\u51FA\u683C\u5F0F\uFF0C\u4E0B\u9762\u4E00\u884C\u662F\u6307\u5B9A\u5177\u4F53\u7684\u683C\u5F0F %d [%t]%-5p [%c] - %m%n
log4j.appender.Console.layout = org.apache.log4j.PatternLayout
log4j.appender.Console.layout.ConversionPattern=[%d{yyyy-MM-dd HH\:mm\:ss}][%c]%m%n

#\u6587\u4EF6\u5927\u5C0F\u5230\u8FBE\u6307\u5B9A\u5C3A\u5BF8\u7684\u65F6\u5019\u4EA7\u751F\u4E00\u4E2A\u65B0\u7684\u6587\u4EF6
log4j.appender.File = org.apache.log4j.RollingFileAppender
#\u6307\u5B9A\u8F93\u51FA\u76EE\u5F55
log4j.appender.File.File = f:/logs/ssms.log
#\u5B9A\u4E49\u6587\u4EF6\u6700\u5927\u5927\u5C0F
log4j.appender.File.MaxFileSize = 10MB
# \u8F93\u51FA\u6240\u4EE5\u65E5\u5FD7\uFF0C\u5982\u679C\u6362\u6210DEBUG\u8868\u793A\u8F93\u51FADEBUG\u4EE5\u4E0A\u7EA7\u522B\u65E5\u5FD7
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-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:context="http://www.springframework.org/schema/context"
    xmlns:mvc="http://www.springframework.org/schema/mvc"
    xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
        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-4.0.xsd">

    <!-- 掃描所有的 controller -->
    <context:component-scan base-package="com.iris.controller" />
    
    <!-- 啟動註解驅動 SpringMVC 功能 -->
    <mvc:annotation-driven />
 
    <!-- 定義跳轉的文件的前後綴,視圖模式配置 -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
          <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" />
         <property name="prefix" value="/WEB-INF/jsp/" />
         <property name="suffix" value=".jsp" />
    </bean>
 
    <!-- 靜態資源訪問(不攔截此目錄下的東西的訪問) -->
    <mvc:resources location="/js/" mapping="/js/**" />


</beans>

    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"
    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-4.0.xsd">
    <!-- 自動掃描 將標註Spring註解的類自動轉化Bean -->
    <context:component-scan base-package="com.iris" />
    <!-- 導入數據庫配置文件 -->
    <context:property-placeholder location="classpath:config/jdbc.properties"/>    
    <!-- druid 數據源 -->
    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
        <property name="url"  value="${jdbc.url}"></property>
        <property name="username" value="${jdbc.username}"></property>
        <property name="password" value="${jdbc.password}"></property>
    </bean>
    <!-- 掃描mybatis 配置文件-->
    <bean name="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <property name="mapperLocations" value="classpath:com/iris/mapper/*.xml" />
    </bean>
    <!-- 掃描Mapper 配置文件-->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.iris.mapper" />
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory" />
    </bean>
</beans>

    web.xml

<?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" id="WebApp_ID" version="3.0">
      <display-name>ssm</display-name>
      <welcome-file-list>
        <welcome-file>index.html</welcome-file>
        <welcome-file>index.htm</welcome-file>
        <welcome-file>index.jsp</welcome-file>
        <welcome-file>default.html</welcome-file>
        <welcome-file>default.htm</welcome-file>
        <welcome-file>default.jsp</welcome-file>
      </welcome-file-list>
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
      <!-- 讀取Spring配置文件 -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>
            classpath:config/spring-*.xml
        </param-value>
    </context-param>
 
    <!-- Spring MVC配置 -->
    <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:config/spring-mvc.xml</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>SpringMVC</servlet-name>
        <url-pattern>*.html</url-pattern>
    </servlet-mapping>
    <servlet-mapping>
        <servlet-name>SpringMVC</servlet-name>
        <url-pattern>*.action</url-pattern>
    </servlet-mapping>
      <!-- post亂碼處理 -->
      <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>
      </filter>
      <filter-mapping>
        <filter-name>CharacterEncodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
      </filter-mapping>
</web-app>

  4.pojo實體

package com.iris.pojo;

public class User {
    private Integer id;
    private String user_name;
    private String password;
    private Integer age;
    public Integer getId() {
        return id;
    }
    public void setId(Integer id) {
        this.id = id;
    }
    public String getUser_name() {
        return user_name;
    }
    public void setUser_name(String user_name) {
        this.user_name = user_name;
    }
    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;
    }
    
    
}

  5.dao層mapper接口

package com.iris.mapper;
import java.util.List;
import com.iris.pojo.User;
public interface UserMapper {
    Boolean  addUser(User user);
    Boolean  delUser(Integer id);
    Boolean  modUser(User user);
    List<User>  getUserList();
    User  getUserById(Integer id);    
}
<?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.iris.mapper.UserMapper">
      <select id="getUserList" resultType="com.iris.pojo.User">
          select * from user
      </select>
    <select id="getUserById" resultType="com.iris.pojo.User" parameterType="int">
          select * from user t where t.id=#{id}
      </select>
</mapper>

  6.controller控制層,這裏將返回數據類型統一封裝到ResultBean

package com.iris.controller;

import java.io.Serializable;

import org.springframework.web.bind.annotation.RestController;
@RestController
public class ResultBean<T>  implements Serializable{
    private static final long serialVersionUID=1L;
    private static final int NO_LOGIN=-1;
    private static final int SUCCESS=0;
    private static final int FAIL=1;
    private static final int NO_PERMISSION=2;
    private String msg="success";
    private int code=SUCCESS;
    private T data;

    public String getMsg() {
        return msg;
    }

    public void setMsg(String msg) {
        this.msg = msg;
    }

    public T getData() {
        return data;
    }

    public void setData(T data) {
        this.data = data;
    }

    public ResultBean() {
        super();
    }
    
    public ResultBean(T data) {
        super();
        this.data=data;
    }
    
    public ResultBean(Throwable e) {
        super();
        this.msg=e.toString();
        this.code=FAIL;
    }
    
}
package com.iris.controller;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.iris.pojo.User;
import com.iris.service.UserService;
@RestController
public class UserController {
    @Autowired
    private UserService userService;
    @RequestMapping("/add")
    public ResultBean<Boolean> addUser(User user){
        return new ResultBean<Boolean>(userService.addUser(user));
    }
    @RequestMapping("/del")
    public ResultBean<Boolean> delUser(Integer id){
        return new ResultBean<Boolean>(userService.delUser(id));
    }
    @RequestMapping("/mod")
    public ResultBean<Boolean> modUser(User user){
        return new ResultBean<Boolean>(userService.modUser(user));
    }
    @RequestMapping("/getAll")
    public ResultBean<List<User>> getUserList(){
        return new ResultBean<List<User>>(userService.getUserList());
    } 
    @RequestMapping("/getUser")
    public ResultBean<User> getUserById(Integer id){
        return new ResultBean<User>(userService.getUserById(id));
    }
}

  7.service服務接口以及實現類

package com.iris.service;
import java.util.List;
import com.iris.pojo.User;
public interface UserService {
    Boolean  addUser(User user);
    Boolean  delUser(Integer id);
    Boolean  modUser(User user);
    List<User>  getUserList();
    User  getUserById(Integer id);
}
package com.iris.service.impl;

import java.util.List;

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

import com.iris.mapper.UserMapper;
import com.iris.pojo.User;
import com.iris.service.UserService;
@Service("userService")
public class UserServiceImpl implements UserService{
    
    @Autowired
    private UserMapper userMapper;
    
    public Boolean addUser(User user) {
        return userMapper.addUser(user);
    }

    public Boolean delUser(Integer id) {
        return userMapper.delUser(id);
    }

    public Boolean modUser(User user) {
        return userMapper.modUser(user);
    }

    public User getUserById(Integer id) {
        return userMapper.getUserById(id);
    }

    public List<User> getUserList() {
        return userMapper.getUserList();
    }

}

以上只是一個小白查閱了相關資料做的一個總結,如有問題敬請指正。

Maven搭建SSM框架(Spring+SpringMVC+MyBatis)