ssh框架搭建
1.在pom.xml中添加如下依赖:
<properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <spring.version>4.3.5.RELEASE</spring.version> <hibernate.version>4.3.8.Final</hibernate.version> <jackson.version>2.5.0</jackson.version></properties><dependencies> <!-- spring --> <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>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> <scope>provided</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>${spring.version}</version> </dependency> <!-- hibernate --> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-core</artifactId> <version>${hibernate.version}</version> </dependency> <dependency> <groupId>org.hibernate</groupId> <artifactId>hibernate-ehcache</artifactId> <version>${hibernate.version}</version> </dependency> <!-- mysql连接 --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.34</version> </dependency> <dependency> <groupId>commons-dbcp</groupId> <artifactId>commons-dbcp</artifactId> <version>1.4</version> </dependency> <dependency> <groupId>commons-pool</groupId> <artifactId>commons-pool</artifactId> <version>1.6</version> </dependency> <!-- log4j --> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.17</version> </dependency> <!-- aop --> <dependency> <groupId>org.aspectj</groupId> <artifactId>aspectjweaver</artifactId> <version>1.8.4</version> </dependency> <!-- json --> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-annotations</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-databind</artifactId> <version>${jackson.version}</version> </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> <scope>test</scope> </dependency></dependencies>
在build节点中添加如下代码:
<resources> <resource> <directory>src/main/java</directory> <includes> <include>**/*.properties</include> <include>**/*.xml</include> </includes> <filtering>false</filtering> </resource></resources>
2.src/main/resources/datasource.properties
datasource.driverClassName=com.mysql.jdbc.Driverdatasource.userName=rootdatasource.userPassword=123456datasource.url=jdbc:mysql://127.0.0.1:3306/test?useUnicode=true&characterEncoding=UTF-8&useSSL=falsehibernate.dialect = org.hibernate.dialect.MySQLDialecthibernate.show_sql = truehibernate.format_sql = truehibernate.hbm2ddl.auto = update
3.src/main/resources/log4j.properties
#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.ConsoleAppenderlog4j.appender.Console.Target=System.out#可以灵活的指定日志输出格式,下面一行是指定具体的格式log4j.appender.Console.layout=org.apache.log4j.PatternLayoutlog4j.appender.Console.layout.ConversionPattern=[%c]-%m%n#mybatis显示SQL语句日志配置 net.cxp.blog.dao是你的dao接口所在的包名 #log4j.logger.org.mybatis=DEBUGlog4j.logger.com.lymn.it.mapper=DEBUG#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=d:/logs/ssm.log#定义文件最大大小log4j.appender.File.MaxFileSize=10MB#输出所有日志,如果换成DEBUG表示输出DEBUG以上级别日志log4j.appender.File.Threshold=DEBUGlog4j.appender.File.layout=org.apache.log4j.PatternLayoutlog4j.appender.File.layout.ConversionPattern=[%p][%d{yyyy-MM-dd HH\:mm|\:ss}][%c]%m%n
4.src/main/resources/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:p="http://www.springframework.org/schema/p" 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.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"> <!-- 自动扫描该包,使SpringMVC认为包下用了@controller注解的类是控制器,此处必须排除掉@Service组件 --> <context:component-scan base-package="com.lymn.it.controller" /> <!-- 会自动注册RequestMappingHandlerMapping与RequestMappingHandlerAdapter两个Bean,这是Spring MVC 为@Controller分发请求所必需的。启动SpringMVC的注解功能,完成请求和注解POJO的映射 --> <mvc:annotation-driven/> <!-- 视图解析器 --> <!-- 定义跳转的文件的前后缀 ,视图模式配置 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <!-- 这里的配置我的理解是自动给后面action的方法return的字符串加上前缀和后缀,变成一个 可用的url地址 --> <property name="prefix" value="/WEB-INF/jsp/" /> <property name="suffix" value=".jsp" /> </bean> <!--对静态资源文件的访问 --> <!-- 针对springMVC的restful风格的url而言,配置了 --> <mvc:resources mapping="/images/**" location="/WEB-INF/images/" /> <mvc:resources mapping="/css/**" location="/WEB-INF/css/" /></beans>
5.src/main/resources/spring-hibernate.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:p="http://www.springframework.org/schema/p" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop" 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.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task.xsd"> <!-- 配置包含注解的扫描路径,但是不包括controller --> <context:component-scan base-package="com.lymn.it.*"> <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller" /> </context:component-scan> <!-- PropertyPlaceholderConfigurer 是 BeanFactory 后置处理器的实现,也是 BeanFactoryPostProcessor 接口的一个实现。 允许将上下文(配置文件)中的属性值放在另一个单独的标准 JavaProperties 文件中去。在 XML 文件中用类似 EL 表达式的 ${key} 替换指定的 properties 文件中的值 --> <!-- <bean id="placeHolder" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="location" value="classpath:config/datasource.properties"></property> 多个数据源写法 <property name="locations"> <list> <value>classpath:config/datasource1.properties</value> <value>classpath:config/datasource2.properties</value> </list> </property> </bean> --> <!-- Spring2.5 以后,引入了简化的引入外部文件的方式 --> <context:property-placeholder location="classpath:datasource.properties" /> <!--Spring提供了的数据源,每个连接请求时都新建一个连接 --> <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName" value="${datasource.driverClassName}"></property> <property name="url" value="${datasource.url}"></property> <property name="username" value="${datasource.userName}"></property> <property name="password" value="${datasource.userPassword}"></property> </bean> <!-- JNDI方式配置数据源 --> <!-- <bean id="dataSource" class="org.springframework.jndi.JndiObjectFactoryBean"> <property name="jndiName"> <value>java:comp/jndi/mysql</value> </property> </bean> --> <!-- spring和hibernate完美整合 --> <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <!-- 扫描entity包 使用别名 --> <property name="packagesToScan" value="com.lymn.it.model"></property> <property name="dataSource" ref="dataSource" /> <property name="hibernateProperties"> <props> <!--hibernate根据实体自动生成数据库表--> <prop key="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto}</prop> <!--指定数据库方言--> <prop key="hibernate.dialect">${hibernate.dialect}</prop> <!--在控制台显示执行的数据库操作语句--> <prop key="hibernate.show_sql">${hibernate.show_sql}</prop> <!--在控制台显示执行的数据哭操作语句(格式)--> <prop key="hibernate.format_sql">${hibernate.format_sql}</prop> </props> </property> </bean> <!-- (事务管理)transaction manager --> <bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory" /> </bean> <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" metadata-complete="true"> <!-- spring容器配置 --> <context-param> <param-name>contextConfigLocation</param-name> <!-- 注意,spring加载配置文件 --> <param-value> classpath:spring-hibernate.xml </param-value> </context-param> <!-- spring容器监听器 --> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!--springMVC的核心分发器 --> <servlet> <servlet-name>spring-mvc</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <!-- 指定Spring的配置文件 --> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring-mvc.xml</param-value> </init-param> <!-- 启动加载一次 --> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>spring-mvc</servlet-name> <!-- 此处可以可以配置成*.do 适配Struts的习惯 --> <url-pattern>/</url-pattern> </servlet-mapping> <!-- 防止Spring内存溢出监听器 --> <listener> <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class> </listener> <!-- 解决工程编码过滤器 --> <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> <init-param> <param-name>forceEncoding</param-name> <param-value>true</param-value> </init-param> </filter> <filter-mapping> <filter-name>encodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping></web-app>
7.DAO层之UserDao、UserDaoImpl
package com.lymn.it.dao;import com.lymn.it.model.User;public interface UserDao { public void save(User user); public User get(Integer uid);}
package com.lymn.it.dao.impl;import javax.annotation.Resource;import org.hibernate.Session;import org.hibernate.SessionFactory;import org.springframework.stereotype.Repository;import com.lymn.it.dao.UserDao;import com.lymn.it.model.User;@Repositorypublic class UserDaoImpl implements UserDao{ @Resource SessionFactory sessionFactory; @Override public void save(User user) { Session session = sessionFactory.openSession(); session.save(user); } @Override public User get(Integer uid) { Session session = sessionFactory.openSession(); User object = (User) session.get(User.class, uid); return object; }}
8.Service层之UserService、UserServiceImpl
package com.lymn.it.service;import com.lymn.it.model.User;public interface UserService { public void save(User user); public User get(Integer uid);}
package com.lymn.it.service.impl;import javax.annotation.Resource;import org.springframework.stereotype.Service;import com.lymn.it.dao.UserDao;import com.lymn.it.model.User;import com.lymn.it.service.UserService;@Servicepublic class UserServiceImpl implements UserService{ @Resource UserDao userDao; @Override public void save(User user) { userDao.save(user); } @Override public User get(Integer uid) { // TODO Auto-generated method stub return userDao.get(uid); }}
9.Controller层之UserController
package com.lymn.it.controller;import java.util.Map;import javax.annotation.Resource;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;import com.lymn.it.model.User;import com.lymn.it.service.UserService;@Controllerpublic class UserController { @Resource UserService userService; @RequestMapping(value="/saveUser") public String saveUser(User user){ userService.save(user); return "saveSucess"; } @RequestMapping(value="/getUser") public String getUser(Map<String,Object> map){ User user=userService.get(3); map.put("user", user); return "getSucess"; }}
10.Model层之User
package com.lymn.it.model;import javax.persistence.Entity;import javax.persistence.GeneratedValue;import javax.persistence.Id;import javax.persistence.Table;@Entity@Table(name="t_user")public class User { private Integer id; private String name; private String password; @Id @GeneratedValue public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; } @Override public String toString() { return "User [id=" + id + ", name=" + name + ", password=" + password + "]"; }}
jsp/getSucess.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><h2>${user}</h2></body></html>
访问如下图所示代表成功
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