一、ssm框架所需要的jar包
我这里用得是jdk1.8,改1,7的自己改一下
<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.own</groupId>
<artifactId>niub</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>niub Maven Webapp</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<!-- spring版本号 -->
<spring.version>5.1.5.RELEASE</spring.version>
<!-- jackson版本号 -->
<jackson.version>2.9.8</jackson.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<!-- Spring -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</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-beans</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-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-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- Spring MVC -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- J2EE -->
<dependency>
<groupId>javax</groupId>
<artifactId>javaee-api</artifactId>
<version>7.0</version>
<!-- <scope>provided</scope> -->
</dependency>
<!-- Servlet -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
<scope>provided</scope>
</dependency>
<!-- Log -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.25</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>1.2.3</version>
<scope>test</scope>
</dependency>
<!-- Mybatis -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.4.6</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.2</version>
</dependency>
<!-- MySql -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.6</version>
</dependency>
<!-- Druid连接池 -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.10</version>
</dependency>
<!-- JSTL -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>${jackson.version}</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>${jackson.version}</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>${jackson.version}</version>
</dependency>
</dependencies>
<build>
<finalName>niub</finalName>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<encoding>utf-8</encoding>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>
二、web.xml配置
这里需要注意以下这个命名空间和这个dtd格式这里,我用得3.1,因为我用得tomcat8.5,用其他版本的自己改2.3或3.0,同时我这边springmvc部分的名称为springmvc-servlet.xml,取其他名字自己更改一下,applicationContext.xml名字没变,贴一下路径
<!DOCTYPE web-app PUBLIC
"-//Sun Microsystems, Inc.//DTD Web Application 3.1//EN"
"http://java.sun.com/dtd/web-app_3_1.dtd" >
<web-app>
<display-name>niub</display-name>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<!--配置springmvcDispatcherServlet的设置和配置映射 -->
<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: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>
<!-- 配置扫描SpringIOC的资源文件 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<!-- 配置编码集 -->
<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>
三、applicationContext.xml配置
注意自动扫描部分的通配路径
com.ssm..service
properties/jdbc.properties
spring-mybatis.xml
mapper/**/.xml
com.ssm.*.dao
<?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:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-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/context
http://www.springframework.org/schema/context/spring-context-3.1.xsd">
<!-- 配置自动扫描的包,使其自动注入到IOC容器 -->
<context:component-scan base-package="com.ssm.*.service"></context:component-scan>
<!-- 导入资源文件 -->
<context:property-placeholder location="classpath:properties/jdbc.properties" />
<!-- 配置数据源 -->
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
<property name="username" value="${jdbc.user}"></property>
<property name="password" value="${jdbc.password}"></property>
<property name="driverClassName" value="${jdbc.driver}"></property>
<property name="url" value="${jdbc.url}"></property>
<!-- 初始化连接大小 -->
<property name="initialSize" value="0"></property>
<!-- 连接池最大使用连接数量 -->
<property name="maxActive" value="20"></property>
<!-- 连接池最小空闲 -->
<property name="minIdle" value="0" />
<!-- 获取连接最大等待时间 -->
<property name="maxWait" value="60000" />
<property name="validationQuery">
<value>SELECT 1</value>
</property>
<property name="testOnBorrow" value="false" />
<property name="testOnReturn" value="false" />
<property name="testWhileIdle" value="true" />
<!-- 配置间隔多久才进行一次检测,检测需要关闭的空闲连接,单位是毫秒 -->
<property name="timeBetweenEvictionRunsMillis" value="60000" />
<!-- 配置一个连接在池中最小生存的时间,单位是毫秒 -->
<property name="minEvictableIdleTimeMillis" value="25200000" />
<!-- 打开removeAbandoned功能 -->
<property name="removeAbandoned" value="true" />
<!-- 1800秒,也就是30分钟 -->
<property name="removeAbandonedTimeout" value="1800" />
<!-- 关闭abanded连接时输出错误日志 -->
<property name="logAbandoned" value="true" />
<!-- 监控数据库 -->
<property name="filters" value="mergeStat" />
</bean>
<!-- 配置MyBatis的SqlSession -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<!-- 配置MyBatis的配置的文件 -->
<property name="configLocation" value="classpath:spring-mybatis.xml"></property>
<property name="mapperLocations" value="classpath:mapper/**/*.xml" />
</bean>
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<!-- 自动扫描 com.imooc.dao下的interface,并加入IOC容器 -->
<property name="basePackage" value="com.ssm.*.dao" />
<property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>
</bean>
<!-- 开启事务 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
<!-- 可通过注解控制事务 -->
<tx:annotation-driven transaction-manager="transactionManager" />
</beans>
四、springmvc-servlet.xml
注意通配符
博主搭这个框架也是看了很多人的框架搭建的,不要只是照抄,每个部分都有独特的意义,之所以贴代码,是可以自己备份一下,同时建议多理解,最好自己能够说出每个部分的原因,代码少不了,少了就出问题了。
<?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/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-3.1.xsd">
<!-- 扫描SpringmvcIOC -->
<context:component-scan base-package="com.ssm.*.ctrl"></context:component-scan>
<!-- 开启注解 -->
<mvc:annotation-driven />
<mvc:default-servlet-handler />
<!-- 配置视图路径 -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" id="internalResourceViewResolver">
<!-- 前缀 -->
<property name="prefix" value="/WEB-INF/jsp/" />
<!-- 后缀 -->
<property name="suffix" value=".jsp" />
</bean>
</beans>
五、spring-mybatis.xml
这个部分没啥好写的,别处抄的,这里可以写那个分页的配置,pageHelper或者其他分页功能的配置,我也在想着怎么把applicationContext里面的数据库配置挪过来,感觉应该分离出来更好点,更加符合逻辑点。
<?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="cacheEnabled" value="true" />
</settings>
</configuration>
六、jdbc.properties
jdbc.user=root
jdbc.password=woshimima
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://127.0.0.1:3306/niub?useUnicode=true&characterEncoding=UTF-8
七、两个日志文件,log4j.properties和logback.xml,之所以有两个,因为后面那个logback更加强大,但是spring中默认是log4j的日志,随便用吧,我这里抄别人的,大家可以仔细看看吧
### 设置###
log4j.rootLogger = debug,stdout,D,E
### 输出信息到控制抬 ###
log4j.appender.stdout = org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target = System.out
log4j.appender.stdout.layout = org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern = [%-5p] %d{yyyy-MM-dd HH:mm:ss,SSS} method:%l%n%m%n
### 输出DEBUG 级别以上的日志文件设置 ###
log4j.appender.D = org.apache.log4j.DailyRollingFileAppender
log4j.appender.D.File = vincent_player_debug.log
log4j.appender.D.Append = true
log4j.appender.D.Threshold = DEBUG
log4j.appender.D.layout = org.apache.log4j.PatternLayout
log4j.appender.D.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
### 输出ERROR 级别以上的日志文件设置 ###
log4j.appender.E = org.apache.log4j.DailyRollingFileAppender
log4j.appender.E.File = vincent_player_error.log
log4j.appender.E.Append = true
log4j.appender.E.Threshold = ERROR
log4j.appender.E.layout = org.apache.log4j.PatternLayout
log4j.appender.E.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n
<?xml version="1.0" encoding="UTF-8"?>
<configuration debug="true" scan="true" scanPeriod="1 seconds">
<contextName>logback</contextName>
<!--定义参数,后面可以通过${app.name}使用-->
<property name="app.name" value="logback_test"/>
<!--ConsoleAppender 用于在屏幕上输出日志-->
<appender name="stdout" class="ch.qos.logback.core.ConsoleAppender">
<!--定义了一个过滤器,在LEVEL之下的日志输出不会被打印出来-->
<!--这里定义了DEBUG,也就是控制台不会输出比ERROR级别小的日志-->
<filter class="ch.qos.logback.classic.filter.ThresholdFilter">
<level>DEBUG</level>
</filter>
<!-- encoder 默认配置为PatternLayoutEncoder -->
<!--定义控制台输出格式-->
<encoder>
<pattern>%d [%thread] %-5level %logger{36} [%file : %line] - %msg%n</pattern>
</encoder>
</appender>
<appender name="file" class="ch.qos.logback.core.rolling.RollingFileAppender">
<!--定义日志输出的路径-->
<!--这里的scheduler.manager.server.home 没有在上面的配置中设定,所以会使用java启动时配置的值-->
<!--比如通过 java -Dscheduler.manager.server.home=/path/to XXXX 配置该属性-->
<file>${scheduler.manager.server.home}/logs/${app.name}.log</file>
<!--定义日志滚动的策略-->
<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
<!--定义文件滚动时的文件名的格式-->
<fileNamePattern>${scheduler.manager.server.home}/logs/${app.name}.%d{yyyy-MM-dd.HH}.log.gz
</fileNamePattern>
<!--60天的时间周期,日志量最大20GB-->
<maxHistory>60</maxHistory>
<!-- 该属性在 1.1.6版本后 才开始支持-->
<totalSizeCap>20GB</totalSizeCap>
</rollingPolicy>
<triggeringPolicy class="ch.qos.logback.core.rolling.SizeBasedTriggeringPolicy">
<!--每个日志文件最大100MB-->
<maxFileSize>100MB</maxFileSize>
</triggeringPolicy>
<!--定义输出格式-->
<encoder>
<pattern>%d [%thread] %-5level %logger{36} [%file : %line] - %msg%n</pattern>
</encoder>
</appender>
<!--root是默认的logger 这里设定输出级别是debug-->
<root level="trace">
<!--定义了两个appender,日志会通过往这两个appender里面写-->
<appender-ref ref="stdout"/>
<appender-ref ref="file"/>
</root>
<!--对于类路径以 com.example.logback 开头的Logger,输出级别设置为warn,并且只输出到控制台-->
<!--这个logger没有指定appender,它会继承root节点中定义的那些appender-->
<logger name="com.example.logback" level="warn"/>
<!--通过 LoggerFactory.getLogger("mytest") 可以获取到这个logger-->
<!--由于这个logger自动继承了root的appender,root中已经有stdout的appender了,自己这边又引入了stdout的appender-->
<!--如果没有设置 additivity="false" ,就会导致一条日志在控制台输出两次的情况-->
<!--additivity表示要不要使用rootLogger配置的appender进行输出-->
<logger name="mytest" level="info" additivity="false">
<appender-ref ref="stdout"/>
</logger>
<!--由于设置了 additivity="false" ,所以输出时不会使用rootLogger的appender-->
<!--但是这个logger本身又没有配置appender,所以使用这个logger输出日志的话就不会输出到任何地方-->
<logger name="mytest2" level="info" additivity="false"/>
</configuration>
八、三个jsp文件
index.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link rel="icon" href="image/logo.ico" type="img/x-ico" />
<title>NIUB</title>
<style>
#web_bg {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
min-width: 1000px;
z-index: -10;
zoom: 1;
background-color: #fff;
background-repeat: no-repeat;
background-size: cover;
-webkit-background-size: cover;
-o-background-size: cover;
background-position: center 0;
}
</style>
</head>
<body>
<div id="web_bg" style="background-image: url(image/bg.png);"></div>
<div style="margin-top: 150px" class="wrapper">
<h1 align="center" style="color: #FFE4C4;">Natrual Image , Unique
Beauty</h1>
<h1 align="center" style="color: #228B57;">自然的想象力,独一无二的美丽</h1>
<h1 align="center" style="color: #FF6347;">相信自己,加油!</h1>
</div>
<form action="user/login" method="post">
username <input type="text" name="userName"><br />
password <input type="password" name="password"><br />
<input type="submit" value="Submit">
</form>
</body>
</html>
success.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ page isELIgnored="false"%>
<!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=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
username <input type="text" name="userName" value="${obj.userName}"><br />
password <input type="text" name="password" value="${obj.password}"><br />
success.jsp
</body>
</html>
error.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=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
error.jsp
</body>
</html>
九、bean,ctrl,dao,service,impl部分的代码
bean部分,用entity也行,自己随意就行
package com.ssm.user.bean;
public class User {
private Integer id;
private String userName;
private String password;
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;
}
}
ctrl部分
这里为什么只用写success就行了,可以到那个springmvc-servlet中查看
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" id="internalResourceViewResolver">
<!-- 前缀 -->
<property name="prefix" value="/WEB-INF/jsp/" />
<!-- 后缀 -->
<property name="suffix" value=".jsp" />
</bean>
这里定义了前缀和后缀,所以不需要写其他的,直接写个success就好,同时注意注解的部分
package com.ssm.user.ctrl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import com.ssm.user.bean.User;
import com.ssm.user.service.UserService;
@Controller
@RequestMapping("/user")
public class UserCtrl {
@Autowired
private UserService userService;
@RequestMapping("/login")
public ModelAndView login(User user){
ModelAndView mv = new ModelAndView();
User obj = this.userService.getPwdByUserName(user);
if(obj != null && obj.getPassword() != null && obj.getPassword().equals(user.getPassword())){
mv.addObject("obj", obj) ;
mv.setViewName("success");
}else{
mv.setViewName("error");
}
return mv;
}
}
service部分
package com.ssm.user.service;
import com.ssm.user.bean.User;
public interface UserService {
User getPwdByUserName(User user);
}
impl部分,同样要注意注解@Service,@Transactional,@Resource,需要了解这几个注解的意义。
package com.ssm.user.service.impl;
import javax.annotation.Resource;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import com.ssm.user.bean.User;
import com.ssm.user.dao.UserMapper;
import com.ssm.user.service.UserService;
@Service("userService")
@Transactional
public class UserServiceImpl implements UserService{
@Resource
private UserMapper userMapper;
public User getPwdByUserName(User user) {
// TODO Auto-generated method stub
User obj = this.userMapper.getPwdByUserName(user);
return obj;
}
}
dao部分
package com.ssm.user.dao;
import com.ssm.user.bean.User;
public interface UserMapper {
User getPwdByUserName(User user);
}
十、Mapper.xml部分代码,注意这个namespace和dao同名,不然无法识别
<?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.user.dao.UserMapper">
<select id="getPwdByUserName" parameterType="com.ssm.user.bean.User" resultType="com.ssm.user.bean.User">
select * from user where userName = #{userName}
</select>
</mapper>
十一、数据库部分建语句
CREATE TABLE `user` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`userName` varchar(40) NOT NULL,
`password` varchar(40) NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;
至此就结束了,大家可以跑一下代码,对于新手来说应该很齐全了,我会把文件放我资源里面,下载地址点击此处进行下载demo