spring mvc + hibernate

1. web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5"
 xmlns="http://java.sun.com/xml/ns/javaee"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
 http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
 
  <servlet>
 <servlet-name>totalDispatcher</servlet-name>
 <servlet-class>
  org.springframework.web.servlet.DispatcherServlet
 </servlet-class>
 <load-on-startup>1</load-on-startup>
  </servlet> 
  <servlet-mapping>
 <servlet-name>totalDispatcher</servlet-name>
 <url-pattern>*.do</url-pattern>
  </servlet-mapping>

</web-app>

2. totalDispatcher-servlet.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:tx="http://www.springframework.org/schema/tx"
       xmlns:mvc="http://www.springframework.org/schema/mvc"
       xsi:schemaLocation="http://www.springframework.org/schema/beans  
           http://www.springframework.org/schema/beans/spring-beans-3.0.xsd 
           http://www.springframework.org/schema/context  
           http://www.springframework.org/schema/context/spring-context-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-3.0.xsd"> 
         
       <!-- 自动扫描bean，把作了注解的类转换为bean --> 
      <context:component-scan base-package="test" /> 
   
       <!-- 启动Spring MVC的注解功能，完成请求和注解POJO的映射 --> 
      <bean class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter" > 
         
       <!-- 对模型视图名称的解析，在请求时模型视图名称添加前后缀 --> 
      <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" 
          p:prefix="/WEB-INF/view/" p:suffix=".jsp" /> 
         
       <!-- 配置数据源 --> 
      <bean id="dataSource" destroy-method="close"
   class="org.apache.commons.dbcp.BasicDataSource">
   <property name="driverClassName" value="com.microsoft.sqlserver.jdbc.SQLServerDriver" />
   <property name="url" value="jdbc:sqlserver://127.0.0.1:1433;DatabaseName=test" />
   <property name="username" value="root" />
   <property name="password" value="root" />
   </bean>
  
      <!-- 使用注解方式的sessionfacroty -->
      <bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
   <property name="dataSource" ref="dataSource" />
   <property name="packagesToScan">
   <list>
    <value>test</value>
   </list>
   </property>
   <property name="hibernateProperties">
    <props>
     <prop key="hibernate.dialect">
     org.hibernate.dialect.SQLServerDialect
     </prop>
     <prop key="hibernate.show_sql">true</prop>
     <prop key="hibernate.hbm2ddl.auto">update</prop>
     </props>
   </property>
 </bean>
 
 <!-- 配置事务管理 -->
 <bean id="txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
    <property name="sessionFactory" ref="sessionFactory" />
 </bean>

 <!--注解方式事务管理--> 
  <tx:annotation-driven transaction-manager="txManager"/>

  <mvc:annotation-driven/>

</beans> 

 

3. BaseDaoImpl

package test.dao;

import java.lang.reflect.ParameterizedType;
import java.util.List;

import javax.annotation.Resource;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.stereotype.Repository;

@Repository
public class BaseDaoImpl<T> implements BaseDao<T> {

 @Resource
 private SessionFactory sessionFactory;
 
 protected Class<T> entityClass;
 
 public BaseDaoImpl(){
  
 }

 public SessionFactory getSessionFactory() {
  return sessionFactory;
 }

 public void setSessionFactory(SessionFactory sessionFactory) {
  this.sessionFactory = sessionFactory;
 }

 public void save(T entity) {
  getSession().merge(entity);
  
 }

 public T findById(Integer id) {
  
  return (T) getSession().get(getEntityClass(), id);
 }
 
 public List<T> getList(){
  return getSession().createQuery("from "+getEntityClass().getName()+" order by id").list();
 }

 protected Session getSession(){
  
  return sessionFactory.getCurrentSession();
 }

 public Class<T> getEntityClass(){
  return (Class<T>) ((ParameterizedType) getClass()
                .getGenericSuperclass()).getActualTypeArguments()[0];
 }
} 
4.BookService

package test.service;

import java.util.List;

import javax.annotation.Resource;

import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import test.bean.Book;
import test.dao.BookDao;

@Service
@Transactional
public class BookService {

 @Resource
 private BookDao bookDao;

5.

package test.controller;

import java.util.List;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.validation.Valid;

import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.View;
import org.springframework.web.servlet.view.RedirectView;

import test.bean.Book;
import test.service.BookService;

@Controller
public class TestController {

 @Resource
 private BookService bookService;
 
 @RequestMapping(value = "/welcome", method = RequestMethod.GET) 
    public ModelAndView welcome(HttpServletRequest request,HttpServletResponse response) { 
   Book book = (Book) bookService.findById(1);
   ModelAndView mav = new ModelAndView();
   mav.addObject("book",book.getName());
   mav.addObject("name",request.getParameter("name"));
   return mav;
     } 

 @RequestMapping(value = "/book/addBook", method = RequestMethod.GET) 
    public void addBook(ModelMap model) { 
  List bookList = bookService.getList();
  
  model.addAttribute("bookList",bookList);
     } 
 
 @RequestMapping(value = "/book/editBook", method = RequestMethod.GET) 
    public void editBook(int id,ModelMap map) {
  Book book = bookService.findById(id);
  
  map.addAttribute("book",book);
     } 
 
 @RequestMapping(value = "/book/saveBook", method = RequestMethod.POST) 
    public String saveBook(BookForm book) {  
 
  
  //Book bookBean = new Book();
  bookService.save(book);
  
  return "redirect:/book/listBook";
     } 
 
 @RequestMapping(value = "/book/listBook", method = RequestMethod.GET) 
    public void listBook(ModelMap model) { 
  List bookList = bookService.getList();
  
  model.addAttribute("bookList",bookList);
 
     } 
 
 
}

 
 public void save(Book book) {
  bookDao.save(book);
 }

 public Book findById(Integer id) {
  return bookDao.findById(id);
 }
 
 public List<Book> getList(){
  return bookDao.getList();
 }
}