idea2017.2.6
jdk1.9
tomcat9
mysql绿色版
SSM也就是Springmvc+Spring+Mybatis,这也是现在主流的框架,在Idea环境搭建:
整体项目框架图
1、pow.xml文件
<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.htt</groupId> <artifactId>htt</artifactId> <packaging>war</packaging> <version>1.0-SNAPSHOT</version> <name>htt Maven Webapp</name> <url>http://maven.apache.org</url> <properties> <!-- spring版本号 --> <spring.version>4.0.2.RELEASE</spring.version> <!-- mybatis版本号 --> <mybatis.version>3.2.6</mybatis.version> <!-- log4j日志文件管理包版本 --> <slf4j.version>1.7.7</slf4j.version> <log4j.version>1.2.17</log4j.version> <c3p0.version>0.9.5-pre8</c3p0.version> </properties> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <dependency> <groupId>javax</groupId> <artifactId>javaee-api</artifactId> <version>7.0</version> </dependency> <!-- 数据源 c3p0 --> <dependency> <groupId>com.mchange</groupId> <artifactId>c3p0</artifactId> <version>0.9.5-pre8</version> </dependency> <dependency> <groupId>com.mchange</groupId> <artifactId>mchange-commons-java</artifactId> <version>0.2.12</version> </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> <!-- 表示开发的时候引入,发布的时候不会加载此包 --> <scope>test</scope> </dependency> <!-- spring核心包 --> <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-aop</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-test</artifactId> <version>${spring.version}</version> </dependency> <!-- mybatis核心包 --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>${mybatis.version}</version> </dependency> <!-- mybatis/spring包 --> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.2.2</version> </dependency> <!-- 导入java ee jar 包 --> <dependency> <groupId>javax</groupId> <artifactId>javaee-api</artifactId> <version>7.0</version> </dependency> <!-- 导入Mysql数据库链接jar包 --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.30</version> </dependency> <!-- 导入dbcp的jar包,用来在applicationContext.xml中配置数据库 --> <dependency> <groupId>commons-dbcp</groupId> <artifactId>commons-dbcp</artifactId> <version>1.2.2</version> </dependency> <!-- JSTL标签类 --> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <!-- 日志文件管理包 --> <!-- log start --> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>${log4j.version}</version> </dependency> <!-- 格式化对象,方便输出日志 --> <dependency> <groupId>com.alibaba</groupId> <artifactId>fastjson</artifactId> <version>1.1.41</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>${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> <!-- 上传组件包 --> <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> <!--start极光推送--> <dependency> <groupId>cn.jpush.api</groupId> <artifactId>jpush-client</artifactId> <version>3.3.3</version> </dependency> <dependency> <groupId>cn.jpush.api</groupId> <artifactId>jiguang-common</artifactId> <version>1.0.8</version> </dependency> <dependency> <groupId>io.netty</groupId> <artifactId>netty-all</artifactId> <version>4.1.6.Final</version> <scope>compile</scope> </dependency> <dependency> <groupId>com.google.code.gson</groupId> <artifactId>gson</artifactId> <version>2.3</version> </dependency> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version>1.7.7</version> </dependency> <!-- For log4j --> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>1.7.7</version> </dependency> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.17</version> </dependency> <dependency> <groupId>commons-codec</groupId> <artifactId>commons-codec</artifactId> <version>1.9</version> </dependency> </dependencies> <!--end极光推送--> <build> <finalName>htt</finalName> </build> </project>
2、jdbc.property文件
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jdbc.driver=com.mysql.jdbc.Driver #数据库地址 jdbc.url=jdbc:mysql://localhost:3306/ChatRobot?useUnicode=true&characterEncoding=utf8&autoReconnect=true&failOverReadOnly=false #用户名 jdbc.username=root #密码 jdbc.password=mysql #最大连接数 c3p0.maxPoolSize=30 #最小连接数 c3p0.minPoolSize=10 #关闭连接后不自动commit c3p0.autoCommitOnClose=false #获取连接超时时间 c3p0.checkoutTimeout=10000 #当获取连接失败重试次数 c3p0.acquireRetryAttempts=2
3、log4j.property文件
#定义LOG输出级别 log4j.rootLogger=INFO,Console,File #定义日志输出目的地为控制台 log4j.appender.Console=org.apache.log4j.ConsoleAppender log4j.appender.Console.Target=System.out #可以灵活地指定日志输出格式,下面一行是指定具体的格式 log4j.appender.Console.layout = org.apache.log4j.PatternLayout log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n #文件大小到达指定尺寸的时候产生一个新的文件 log4j.appender.File = org.apache.log4j.RollingFileAppender #指定输出目录 log4j.appender.File.File = logs/ssm.log #定义文件最大大小 log4j.appender.File.MaxFileSize = 10MB # 输出所以日志,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] [%d{yyyy-MM-dd HH\:mm\:ss}][%c]%m%n
4、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" xmlns:task="http://www.springframework.org/schema/task" 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/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task.xsd"> <!-- 扫描web相关的bean --> <context:component-scan base-package="com.chatRobot.cotroller"/> <!-- 开启SpringMVC注解模式 --> <mvc:annotation-driven/> <!-- 静态资源默认servlet配置 --> <mvc:default-servlet-handler/> <!--开启定时器任务--> <task:annotation-driven /> <!-- 定时器开关--> <!-- 自动扫描的包名 --> <context:component-scan base-package="com.chatRobot.task" /> <!-- 配置jsp 显示ViewResolver --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="viewClass" value="org.springframework.web.servlet.view.JstlView"/> <property name="prefix" value="/WEB-INF/views/"/> <property name="suffix" value=".jsp"/> </bean> </beans>
5、spring-mybatis
<?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.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd"> <!-- 扫描service包下所有使用注解的类型 --> <context:component-scan base-package="com.chatRobot.service"/> <!-- 配置数据库相关参数properties的属性:${url} --> <context:property-placeholder location="classpath:jdbc.properties"/> <!-- 数据库连接池 --> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <property name="driverClass" value="${jdbc.driver}"/> <property name="jdbcUrl" value="${jdbc.url}"/> <property name="user" value="${jdbc.username}"/> <property name="password" value="${jdbc.password}"/> <property name="maxPoolSize" value="${c3p0.maxPoolSize}"/> <property name="minPoolSize" value="${c3p0.minPoolSize}"/> <property name="autoCommitOnClose" value="${c3p0.autoCommitOnClose}"/> <property name="checkoutTimeout" value="${c3p0.checkoutTimeout}"/> <property name="acquireRetryAttempts" value="${c3p0.acquireRetryAttempts}"/> <!--定义所有连接测试都执行的测试语句。在使用连接测试的情况下这个显著提高测试速度。默认null--> <property name="preferredTestQuery" value="select 1" /> <!--每6个小时检查所有连接池中的空闲连接,这个值一定要小于MySQL的wait_timeout时间,默认为8小时。默认0 --> <property name="idleConnectionTestPeriod" value="21600"/> </bean> <!-- 配置SqlSessionFactory对象 --> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <!-- 注入数据库连接池 --> <property name="dataSource" ref="dataSource"/> <!-- 扫描model包 使用别名 --> <property name="typeAliasesPackage" value="com.chatRobot.model"/> <!-- 扫描sql配置文件:mapper需要的xml文件 --> <property name="mapperLocations" value="classpath:mapper/*.xml"/> </bean> <!-- 配置扫描Dao接口包,动态实现Dao接口,注入到spring容器中 --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <!-- 注入sqlSessionFactory --> <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/> <!-- 给出需要扫描Dao接口包 --> <property name="basePackage" value="com.chatRobot.dao"/> </bean> <!-- 配置事务管理器 --> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <!-- 注入数据库连接池 --> <property name="dataSource" ref="dataSource"/> </bean> <!-- 配置基于注解的声明式事务 --> <tx:annotation-driven transaction-manager="transactionManager"/> </beans>
6、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"> <display-name>ChatRobot</display-name> <description>ChatRobot_Alpha_0.0.1</description> <!-- 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> <!-- 配置DispatcherServlet --> <servlet> <servlet-name>SpringMVC</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <!-- 配置springMVC需要加载的配置文件--> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring-*.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> <async-supported>true</async-supported> </servlet> <servlet-mapping> <servlet-name>SpringMVC</servlet-name> <!-- 匹配所有请求,此处也可以配置成 *.do 形式 --> <url-pattern>/</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.html</welcome-file> </welcome-file-list> </web-app>
7、mapper文件的写法
<?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"> <!-- 设置为IUserDao接口方法提供sql语句配置 --> <mapper namespace="com.chatRobot.dao.IUserDao"> <select id="selectUser" resultType="User" parameterType="long"> SELECT * FROM user WHERE id = #{id} </select> <select id="findAllUser" resultType="com.chatRobot.model.User"> select* from user </select> <insert id="insertUser" parameterType="com.chatRobot.model.User"> insert into user(username, password, HeadImage) values (#{username,jdbcType=VARCHAR},#{password,jdbcType=VARCHAR},#{HeadImage,jdbcType=VARCHAR}) </insert> <select id="getUser" parameterType="String" resultType="com.chatRobot.model.User"> select* from user where username = #{username,jdbcType=VARCHAR} </select> </mapper>
8、dao包的写法
package com.chatRobot.dao; import com.chatRobot.model.User; import java.util.List; public interface IUserDao { User selectUser(long id); User getUser( String username); List<User> findAllUser(); int insertUser(User user); }
9、service包写法
package com.chatRobot.service; import com.chatRobot.model.TicketNumber; import com.chatRobot.model.User; import java.util.List; public interface IUserService { public User selectUser(long userId); public List<User> findAllUser(); public int insertUser(User user); public User getUser( String username); }
10、service接口的实现类IMPLService
package com.chatRobot.service.impl; import com.chatRobot.dao.IUserDao; import com.chatRobot.model.User; import com.chatRobot.service.IUserService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import javax.annotation.Resource; import java.util.List; @Service("userService") public class UserServiceImpl implements IUserService { @Autowired private IUserDao userDao; public User selectUser(long userId) { return this.userDao.selectUser(userId); } public List<User> findAllUser() { return this.userDao.findAllUser(); } public int insertUser(User user) { return this.userDao.insertUser(user); } public User getUser(String username) { return this.userDao.getUser(username); } }
11、cotroller包的写法
package com.chatRobot.cotroller; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import com.alibaba.fastjson.JSONObject; import com.chatRobot.Uitils.ExceptionProject; import com.chatRobot.model.User; import com.chatRobot.service.IUserService; import org.apache.commons.fileupload.FileItem; import org.apache.commons.fileupload.disk.DiskFileItemFactory; import org.apache.commons.fileupload.servlet.ServletFileUpload; import org.codehaus.jackson.map.ObjectMapper; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.ResponseBody; import javax.annotation.Resource; import javax.servlet.http.HttpServletResponse; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.List; @Controller @RequestMapping("/user") public class UserController { @Resource(name="userService") private IUserService userService; //登录接口 @RequestMapping("/LoginUser") public @ResponseBody JSONObject LoginUser(HttpServletRequest request, HttpServletResponse response) throws IOException { JSONObject results=new JSONObject(); String UserName=request.getParameter("username"); String password=request.getParameter("password"); User oldUsername=userService.getUser(UserName); if( UserName!=null && oldUsername.getUsername().equals(UserName) ){ results.put("message", ExceptionProject.successLogin); results.put("code",200); results.put("data",null); return results; }else{ results.put("message",ExceptionProject.faileLogin); results.put("code",200); results.put("data",null); return results; } } }这样一个简单SSM框架就搭建完毕,dao写接口提供mabatis数据持久,service写接口-implservice去实现,,cotroller实现request的请求和response的响应返回。