绝对能跑起来的JSF+Spring+Hibernate实例(原创)

本文分享了一个JSF+Spring+Hibernate整合的实战案例,详细介绍了如何搭建开发环境并解决常见问题。

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   本人以前是学Struts的,最近转投JSF的怀抱.做了一个JSF+Spring+Hibernate的例子,绝对能跑起来.(网上好多都是跑不起来的).想去做这样的一个实例,我相信你已经具备了这些知识了,在此我就不论述这些了 .

 我的开发环境是 eclipse3.2+myeclipse5.1(包含hibernate3.1,spring1.2,SUN RI JSF1.1)+sqlserver2005

我在调试这个功能的时候,有两个地方出错.找了很就才解决的.我想很都朋友都遇到过这样的问题.一个就是applicationContext.xml 的数据源的配置问题,我用的是sqlserver2005,请注意它的连接URL. 还有一个很重要的错误就是项目做好了,发布到Tomcat的时候,提示是发布成功了,但TOMCAT就是不能它这个项目启动起来,原因是TOMACAT在启动你的项目的时候,不光加载你的WEB.XML文件,它也会加载你的applicationContext.xml文件的信息,如果的applicationContext.xml文件有错误如DATASOURCE配置错误,就会使tomcat无法启动你的项目.

这些都是血的教训,我想写出来就是不想再见到有人在出现这样的问题.因为这样的过程真的很痛苦的.! 我找错误的那两天真的很痛苦!!!!!!!!!!!!!!!!!!!!!!! 

 代码如下:

    domainObject:

     LoginUser.java

     package com.demo.hi;


/**
 * LoginUser generated by MyEclipse - Hibernate Tools
 */

public class LoginUser  implements java.io.Serializable {


    // Fields   

     /**
  *
  */
 private static final long serialVersionUID = 1L;
 private Long id;
     private String username;
     private String password;


    // Constructors

    /** default constructor */
    public LoginUser() {
    }

   
    /** full constructor */
    public LoginUser(String username, String password) {
        this.username = username;
        this.password = password;
    }

  
    // Property accessors

    public Long getId() {
        return this.id;
    }
   
    public void setId(Long id) {
        this.id = id;
    }

    public String getUsername() {
        return this.username;
    }
   
    public void setUsername(String username) {
        this.username = username;
    }

    public String getPassword() {
        return this.password;
    }
   
    public void setPassword(String password) {
        this.password = password;
    }

}

LoginUser.hbm.xml文件

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<!--
    Mapping file autogenerated by MyEclipse - Hibernate Tools
-->
<hibernate-mapping>
    <class name="com.demo.hi.LoginUser" table="login_user" schema="dbo" catalog="mydata">
        <id name="id" type="java.lang.Long">
            <column name="id" />
            <generator class="increment" />
        </id>
        <property name="username" type="java.lang.String">
            <column name="username" length="10" not-null="true" />
        </property>
        <property name="password" type="java.lang.String">
            <column name="password" length="10" not-null="true" />
        </property>
    </class>
</hibernate-mapping>

Service.java

package com.demo.hi;

public interface Service {
    public void saveUser(LoginUser user);
    public void deleteUser(LoginUser user);
 public String validate(LoginUser user);
}

ServiceImpl.java

package com.demo.hi;

import java.util.List;
//import java.util.Iterator;
public class ServiceImpl implements Service{
    private LoginUserDAO loginUserDAO;
 public void deleteUser(LoginUser user) {
  // TODO Auto-generated method stub
  loginUserDAO.delete(user);
 }

 public void saveUser(LoginUser user) {
  // TODO Auto-generated method stub
  loginUserDAO.save(user);
 }

 /**
  * @return the loginUserDAO
  */
 public LoginUserDAO getLoginUserDAO() {
  return loginUserDAO;
 }

 /**
  * @param loginUserDAO the loginUserDAO to set
  */
 public void setLoginUserDAO(LoginUserDAO loginUserDAO) {
  this.loginUserDAO=loginUserDAO;
 }

 public String validate(LoginUser user) {
  // TODO Auto-generated method stub
  List list=(List)loginUserDAO.findByExample(user);
  if(list.size()!=0)return "success";
  //Iterator iterator=list.iterator();
  //String str = null;
  //while(iterator.hasNext()){
   //LoginUser loginUser=(LoginUser)iterator.next();
   //if(loginUser.getUsername().equals(user.getUsername())&&loginUser.getPassword().equals(user.getPassword())){
    // str=new String("success");
  
   //}
  //}
  //else
  //if(str.isEmpty()){     
            //  str= new String("failure");
  //}
  else
   return "failure";
 }

 

}

LoginUserDAO.java

package com.demo.hi;

import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.LockMode;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

/**
 * Data access object (DAO) for domain model class LoginUser.
 * @see com.demo.hi.LoginUser
 * @author MyEclipse - Hibernate Tools
 */
public class LoginUserDAO extends HibernateDaoSupport {

    private static final Log log = LogFactory.getLog(LoginUserDAO.class);

 //property constants
 public static final String USERNAME = "username";
 public static final String PASSWORD = "password";

 protected void initDao() {
  //do nothing
 }
   
    public void save(LoginUser transientInstance) {
        log.debug("saving LoginUser instance");
        try {
            getHibernateTemplate().save(transientInstance);
            log.debug("save successful");
        } catch (RuntimeException re) {
            log.error("save failed", re);
            throw re;
        }
    }
   
 public void delete(LoginUser persistentInstance) {
        log.debug("deleting LoginUser instance");
        try {
            getHibernateTemplate().delete(persistentInstance);
            log.debug("delete successful");
        } catch (RuntimeException re) {
            log.error("delete failed", re);
            throw re;
        }
    }
   
    public LoginUser findById( java.lang.Long id) {
        log.debug("getting LoginUser instance with id: " + id);
        try {
            LoginUser instance = (LoginUser) getHibernateTemplate()
                    .get("com.demo.hi.LoginUser", id);
            return instance;
        } catch (RuntimeException re) {
            log.error("get failed", re);
            throw re;
        }
    }
   
   
    public List findByExample(LoginUser instance) {
        log.debug("finding LoginUser instance by example");
        try {
            List results = getHibernateTemplate().findByExample(instance);
            log.debug("find by example successful, result size: " + results.size());
            return results;
        } catch (RuntimeException re) {
            log.error("find by example failed", re);
            throw re;
        }
    }   
   
    public List findByProperty(String propertyName, Object value) {
      log.debug("finding LoginUser instance with property: " + propertyName
            + ", value: " + value);
      try {
         String queryString = "from LoginUser as model where model."
               + propertyName + "= ?";
   return getHibernateTemplate().find(queryString, value);
      } catch (RuntimeException re) {
         log.error("find by property name failed", re);
         throw re;
      }
 }

 public List findByUsername(Object username) {
  return findByProperty(USERNAME, username);
 }
 
 public List findByPassword(Object password) {
  return findByProperty(PASSWORD, password);
 }
 
    public LoginUser merge(LoginUser detachedInstance) {
        log.debug("merging LoginUser instance");
        try {
            LoginUser result = (LoginUser) getHibernateTemplate()
                    .merge(detachedInstance);
            log.debug("merge successful");
            return result;
        } catch (RuntimeException re) {
            log.error("merge failed", re);
            throw re;
        }
    }

    public void attachDirty(LoginUser instance) {
        log.debug("attaching dirty LoginUser instance");
        try {
            getHibernateTemplate().saveOrUpdate(instance);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }
   
    public void attachClean(LoginUser instance) {
        log.debug("attaching clean LoginUser instance");
        try {
            getHibernateTemplate().lock(instance, LockMode.NONE);
            log.debug("attach successful");
        } catch (RuntimeException re) {
            log.error("attach failed", re);
            throw re;
        }
    }

 public static LoginUserDAO getFromApplicationContext(ApplicationContext ctx) {
     return (LoginUserDAO) ctx.getBean("LoginUserDAO");
 }
}

Login.java

package com.demo.hi;

import javax.faces.context.FacesContext;
import org.springframework.context.ApplicationContext;
import org.springframework.web.jsf.FacesContextUtils;

public class Login {
  private Service service;
  private LoginUser user;

/**
 *
 */
public Login() {
 ApplicationContext ctx=FacesContextUtils.getWebApplicationContext(FacesContext.getCurrentInstance());
  service=(Service)ctx.getBean("service");
 // TODO Auto-generated constructor stub
}


 public String saveUser(){
  service.saveUser(user);
  return "success";
 }
 public String validate(){
 String str1=service.validate(user);
  return str1;
 
 }

/**
 * @return the user
 */
public LoginUser getUser() {
 return user;
}

/**
 * @param user the user to set
 */
public void setUser(LoginUser user) {
 this.user = user;
}
}


messages_zh_CN.properties

namePrompt=/u7528/u6237/u540d/uff1a
passwordPrompt=/u5bc6/u7801/uff1a
login_err=/u60a8/u8f93/u5165/u7684/u7528/u6237/u6216/u5bc6/u7801/u6709/u9519/u8bef/uff0c/u8bf7/u91cd/u65b0/u8f93/u5165/uff01
loginHeader=/u6b22/u8fce/u6765/u5230/u5ba2/u6237/u4fe1/u606f/u67e5/u8be2/u7cfb/u7edf/uff01
buttonTitle_enter=/u767b/u5165
buttonTitle_save=/u6ce8/u518c
customer_name=/u59d3/u540d
customer_career=/u804c/u4e1a
customer_link=/u8054/u7cfb/u65b9/u5f0f
customer_edit=/u7f16/u8f91
customer_delete=/u5220/u9664
customer_tianjia=/u6dfb/u52a0/u5ba2/u6237

只要在每个页面上加上<f:loadBundle basename="messages" var="msg"/>就行了

login.jsp

<%@ page language="java" pageEncoding="utf-8"%>
<%@ taglib uri="http://java.sun.com/jsf/html" prefix="h" %>
<%@ taglib uri="http://java.sun.com/jsf/core" prefix="f" %>

<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<f:loadBundle basename="messages" var="msg"/>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
 <base href="<%=basePath%>">

 <title>My JSF 'login.jsp' starting page</title>
 
 <meta http-equiv="pragma" content="no-cache">
 <meta http-equiv="cache-control" content="no-cache">
 <meta http-equiv="expires" content="0">   
 <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
 <meta http-equiv="description" content="This is my page">
 <!--
 <link rel="stylesheet" type="text/css" href="styles.css">
 -->

</head>
 
<body>
 <f:view>
  <h1>
    <h:outputText value="#{msg.loginHeader}"/>
  </h1>
 
  <h:form id="loginForm">
    <h:outputText value="#{msg.namePrompt}"/>
    <h:inputText value="#{loginUserBean.username}"/><br>
    <h:outputText value="#{msg.passwordPrompt}"/>
    <h:inputText value="#{loginUserBean.password}"/><br>
    <h:commandButton action="#{login.validate}" value="#{msg.buttonTitle_enter}"/>
    <h:commandButton action="#{login.saveUser}" value="#{msg.buttonTitle_save}"/>
  </h:form>
 </f:view>
</body>
</html>

faces-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE faces-config PUBLIC "-//Sun Microsystems, Inc.//DTD JavaServer Faces Config 1.1//EN" "http://java.sun.com/dtd/web-facesconfig_1_1.dtd">

<faces-config >
 <application>
  <message-bundle>messages_zh_CN</message-bundle>
  <locale-config>
   <default-locale>zh_CN</default-locale>
  </locale-config>
  <variable-resolver>
     org.springframework.web.jsf.DelegatingVariableResolver
  </variable-resolver> 
 </application>
 
  <managed-bean>
  <managed-bean-name>customerBean</managed-bean-name>
  <managed-bean-class>com.demo.asdb.Customer</managed-bean-class>
  <managed-bean-scope>session</managed-bean-scope>
 </managed-bean>
 <managed-bean>
  <managed-bean-name>customerListBean</managed-bean-name>
  <managed-bean-class>
   com.demo.asdb.Customerlist
  </managed-bean-class>
  <managed-bean-scope>session</managed-bean-scope>
 </managed-bean>
   <navigation-rule>
 
  <from-view-id>/customersList.jsp</from-view-id>
  <navigation-case>
   <from-outcome>editCustomer</from-outcome>
   <to-view-id>/updateCustomer.jsp</to-view-id>
  </navigation-case>
 </navigation-rule>
 <navigation-rule>
 
  <from-view-id>/updateCustomer.jsp</from-view-id>
  <navigation-case>
   <from-outcome>listCustomers</from-outcome>
   <to-view-id>/customersList.jsp</to-view-id>
   <redirect/>
  </navigation-case>
 </navigation-rule>
 <navigation-rule>
  <from-view-id>/index.jsp</from-view-id>
  <navigation-case>
   <to-view-id>/login.jsp</to-view-id>
  </navigation-case>
 </navigation-rule>
 
 <navigation-rule>
  <from-view-id>/login.jsp</from-view-id>
  <navigation-case>
   <from-outcome>success</from-outcome>
   <to-view-id>/customersList.jsp</to-view-id>
  </navigation-case>
  <navigation-case>
   <from-outcome>failure</from-outcome>
   <to-view-id>/failure.jsp</to-view-id>
  </navigation-case></navigation-rule>
 <managed-bean>
  <managed-bean-name>login</managed-bean-name>
  <managed-bean-class>com.demo.hi.Login</managed-bean-class>
  <managed-bean-scope>session</managed-bean-scope>
 <!--     <managed-property>
   <property-name>service</property-name>
   <property-class>com.demo.hi.Service</property-class>
   <value>#{service}</value>  
  </managed-property>   --> 
  <managed-property>
   <property-name>user</property-name>
   <property-class>com.demo.hi.LoginUser</property-class>
   <value>#{loginUserBean}</value>
  </managed-property>
  </managed-bean>
 <managed-bean>
  <managed-bean-name>loginUserBean</managed-bean-name>
  <managed-bean-class>com.demo.hi.LoginUser</managed-bean-class>
  <managed-bean-scope>session</managed-bean-scope>
 </managed-bean>
 <navigation-rule>
  <from-view-id>/failure.jsp</from-view-id>
 </navigation-rule></faces-config>

applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">

<beans>


     <bean id="dataSource"
  class="org.springframework.jdbc.datasource.DriverManagerDataSource">
  <property name="driverClassName">

            <value>com.microsoft.sqlserver.jdbc.SQLServerDriver</value>

        </property>

        <property name="url">

            <value>jdbc:sqlserver://127.0.0.1:1433;database=mydata</value>

        </property>
        <property name="username">
   <value>sa</value>
  </property>
  <property name="password">
   <value>123</value>
  </property>
 </bean>
 <bean id="sessionFactory"
  class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
  <property name="dataSource">
   <ref bean="dataSource" />
  </property>
  <property name="mappingResources">
   <list>
    <value>com/demo/hi/LoginUser.hbm.xml</value>
   </list>
  </property>
  <property name="hibernateProperties">
   <props>
    <prop key="hibernate.dialect">
     org.hibernate.dialect.SQLServerDialect
    </prop>
   </props>
  </property>
 </bean>
 <bean id="LoginUserDAO" class="com.demo.hi.LoginUserDAO">
  <property name="sessionFactory">
   <ref bean="sessionFactory" />
  </property>
 </bean>
 <bean id="service" class="com.demo.hi.ServiceImpl" abstract="false"
  singleton="true" lazy-init="default" autowire="default"
  dependency-check="default">
  <property name="loginUserDAO">
   <ref bean="LoginUserDAO" />
  </property>
 </bean>
 </beans>

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="2.4" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee   http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
  <context-param>
    <param-name>javax.faces.CONFIG_FILES</param-name>
    <param-value>/WEB-INF/faces-config.xml</param-value>
  </context-param>
          <context-param>
     <param-name>contextConfigLocation</param-name>
     <param-value>/WEB-INF/applicationContext.xml</param-value>
   </context-param>
   <listener>
     <listener-class>
       org.springframework.web.context.ContextLoaderListener
     </listener-class>
   </listener>
 
 
  <servlet>
    <servlet-name>Faces Servlet</servlet-name>
    <servlet-class>javax.faces.webapp.FacesServlet</servlet-class>
    <load-on-startup>0</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>Faces Servlet</servlet-name>
    <url-pattern>*.faces</url-pattern>
  </servlet-mapping>
</web-app>

 

PS: 我是截取我的DEMO的一个登入模块的JSF+HIBERNATE+SPRING实现.可能有些配置文件或国际化的源文件中有些其他属性,请读者自己删除!

有什么疑问欢迎和我联系! 我将全力解决,Email: davexie1489@163.com
 

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