配置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>myweb</display-name> <welcome-file-list> <welcome-file>/WEB-INF/jsp/register.jsp</welcome-file> <welcome-file>/WEB-INF/jsp/login.jsp</welcome-file> </welcome-file-list> <!-- 加载所有的配置文件 --> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath*:config/spring-*.xml</param-value> </context-param> <!-- 配置Spring监听 --> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!-- 配置字符集 --> <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> <!-- 配置Session --> <filter> <filter-name>openSession</filter-name> <filter-class>org.springframework.orm.hibernate4.support.OpenSessionInViewFilter</filter-class> <init-param> <param-name>singleSession</param-name> <param-value>true</param-value> </init-param> <init-param> <param-name>flushMode</param-name> <param-value>AUTO</param-value> </init-param> </filter> <filter-mapping> <filter-name>openSession</filter-name> <url-pattern>/</url-pattern> </filter-mapping> <!-- 配置SpringMVC --> <servlet> <description>myweb</description> <display-name>myweb</display-name> <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>/</url-pattern> </servlet-mapping></web-app> SpringMVC中Bean的配置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:aop="http://www.springframework.org/schema/aop" 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-3.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd"> <!-- 开启Spring MVC注解 --> <mvc:annotation-driven /> <!-- 处理静态资源 --> <mvc:resources location="/resources" mapping="/resources/**" /> <!-- 打开Spring的Annotation支持 --> <context:annotation-config /> <!-- 注解扫描包 --> <context:component-scan base-package="com.myweb.controller" /> <context:component-scan base-package="com.myweb.dao.imp" /> <context:component-scan base-package="com.myweb.service.imp" /> <!-- 配置SessionFactory --> <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <!-- <property name="dataSource" ref="dataSource" /> --> <property name="configLocation" value="classpath:config/hibernate.cfg.xml" /> <property name="packagesToScan" value="com.myweb.entity" /> </bean> <!-- 配置Dao要注入的hibernateTemplate --> <bean id="hibernateTemplate" class="org.springframework.orm.hibernate4.HibernateTemplate"> <property name="sessionFactory" ref="sessionFactory" /> </bean> <!-- 配置Spring的事务处理 --> <!-- 创建事务管理器 --> <bean id="txManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager"> <property name="sessionFactory" ref="sessionFactory" /> </bean> <!-- 配置AOP，Spring是通过AOP来进行事务管理的 --> <aop:config> <!-- 设置pointCut表示哪些方法要加入事务处理 --> <!-- 以下的事务是声明在DAO中，但是通常都会在Service来处理多个业务对象逻辑的关系，注入删除，更新等，此时如果在执行了一个步骤之后抛出异常 就会导致数据不完整，所以事务不应该在DAO层处理，而应该在service，这也就是Spring所提供的一个非常方便的工具，声明式事务 --> <aop:pointcut id="allMethods" expression="execution(* com.myweb.service.*.*(..))" /> <!-- 通过advisor来确定具体要加入事务控制的方法 --> <aop:advisor advice-ref="txAdvice" pointcut-ref="allMethods" /> </aop:config> <!-- 配置哪些方法要加入事务控制 --> <tx:advice id="txAdvice" transaction-manager="txManager"> <tx:attributes> <!-- 让所有的方法都加入事务管理，为了提高效率，可以把一些查询之类的方法设置为只读的事务 --> <tx:method name="*" propagation="REQUIRED" read-only="true" /> <!-- 以下方法都是可能设计修改的方法，就无法设置为只读 --> <tx:method name="add*" propagation="REQUIRED" /> <tx:method name="del*" propagation="REQUIRED" /> <tx:method name="update*" propagation="REQUIRED" /> <tx:method name="save*" propagation="REQUIRED" /> </tx:attributes> </tx:advice> <!-- 开启事务注解 --> <tx:annotation-driven /> <!-- 默认的视图解析器ViewResolver --> <bean id="defaultViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/WEB-INF/jsp/" /> <property name="suffix" value=".jsp" /> </bean></beans> Hibernate的配置hibernate.cfg.xml
<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE hibernate-configuration PUBLIC "-//Hibernate/Hibernate Configuration DTD 3.0//EN" "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd"><hibernate-configuration> <session-factory> <property name="hibernate.dialect"> org.hibernate.dialect.MySQLDialect </property> <property name="hibernate.connection.driver_class"> com.mysql.jdbc.Driver </property> <property name="hibernate.connection.url"> jdbc:mysql://localhost/myweb </property> <property name="hibernate.connection.username"> root </property> <property name="hibernate.connection.password"> jiangyu </property> <property name="hibernate.temp.use_jdbc_metadata_defaults">false</property> <!-- ddl语句自动建表 --> <property name="hbm2ddl.auto">update</property> <property name="show_sql">true</property> <property name="format_sql">true</property> <property name="jdbc.fetch_size">50</property> <property name="jdbc.batch_size">30</property> <property name="hibernate.connection.provider_class">org.hibernate.connection.C3P0ConnectionProvider</property> <property name="hibernate.c3p0.acquireRetryAttempts">30</property> <property name="hibernate.c3p0.acquireIncrement">2</property> <property name="hibernate.c3p0.checkoutTimeout">30000</property> <property name="hibernate.c3p0.idleConnectionTestPeriod">120</property> <property name="hibernate.c3p0.maxIdleTime">180</property> <property name="hibernate.c3p0.initialPoolSize">3</property> <property name="hibernate.c3p0.maxPoolSize">50</property> <property name="hibernate.c3p0.minPoolSize">1</property> <property name="hibernate.c3p0.maxStatements">0</property> <!-- XML配置映射关系 <mapping resource="Employee.hbm.xml" /> --> <!-- 注册ORM映射文件 --> <!-- spring不起作用 <mapping package="com.myweb.entity"/> --> </session-factory></hibernate-configuration>实体层
package com.myweb.entity;import java.io.Serializable;import javax.persistence.Column;import javax.persistence.Entity;import javax.persistence.GeneratedValue;import javax.persistence.GenerationType;import javax.persistence.Id;import javax.persistence.Table;@Entity@Table(name = "w_user")public class User implements Serializable { private static final long serialVersionUID = 1L; @Id @Column(name = "user_id") @GeneratedValue(strategy = GenerationType.IDENTITY) private Integer id; @Column(length = 50) private String username; @Column(length = 20) 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; }}数据访问层（DAO层）
接口：
package com.myweb.dao;import com.myweb.entity.User;public interface UserDao { User save(User user);}实现：
package com.myweb.dao.imp;import javax.inject.Inject;import org.springframework.orm.hibernate4.HibernateTemplate;import org.springframework.stereotype.Repository;import com.myweb.dao.UserDao;import com.myweb.entity.User;@Repositorypublic class UserDaoImp implements UserDao { @Inject private HibernateTemplate template; @Override public User save(User user) { // TODO Auto-generated method stub template.save(user); return template.load(User.class, user.getId()); }}服务层（Service层）
接口：
package com.myweb.service;import com.myweb.entity.User;public interface UserService { User save(User user);}实现：
package com.myweb.service.imp;import javax.inject.Inject;import org.springframework.stereotype.Service;import com.myweb.dao.UserDao;import com.myweb.entity.User;import com.myweb.service.UserService;@Servicepublic class UserServiceImp implements UserService { @Inject private UserDao userDao; @Override public User save(User user) { // TODO Auto-generated method stub return userDao.save(user); }}控制层（Controller层）
package com.myweb.controller;import javax.inject.Inject;import org.apache.shiro.SecurityUtils;import org.apache.shiro.authc.AuthenticationException;import org.apache.shiro.authc.UsernamePasswordToken;import org.apache.shiro.config.IniSecurityManagerFactory;import org.apache.shiro.subject.Subject;import org.apache.shiro.util.Factory;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 org.springframework.web.bind.annotation.RequestMethod;import org.springframework.web.bind.annotation.RequestParam;import com.myweb.entity.User;import com.myweb.service.UserService;@Controller@RequestMapping("/user")public class UserController { @Inject private UserService userService; @RequestMapping(value = "/register.do", method = RequestMethod.POST) public String register(User user) { userService.save(user); return "login"; } @RequestMapping(value = "/login.do", method = RequestMethod.POST) public String login(@ModelAttribute("user") User user) { return "self"; }}视图成（View层）
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><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>注册</title></head><body> <form action="/myweb/user/register.do" method="post"> 用户名：<input type="text" name="username" /><br /> 密码：<input type="password" name="password"><br /> <input type="submit" value="提交"> </form></body></html> login.jsp
<%@ page contentType="text/html;charset=UTF-8" language="java"%><html><head><title>登录</title></head><body> <form action="/myweb/user/login.do" method="post"> 用户名：<input type="text" name="username"><br /> 密码：<input type="password" name="password"><br /> <input type="submit" value="登录"> </form></body></html>self.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>个人中心</title></head><body>欢迎你！！！ ${user.username}</body></html> 版权声明：本文为博主原创文章，未经博主允许不得转载。