首先就着手解決包的問題
從網上東拼西湊的文章中,然後一個一個包的測試,首先我先在Tomcat下測試的。所以其中多了幾個tomcat需要的commons包。
首先貼一下Web.xml文件的內容吧。
<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">
<session-config>
<session-timeout>30</session-timeout>
</session-config>
<!-- log4j配置文件 -->
<context-param>
<param-name>log4jConfigLocation</param-name>
<param-value>/WEB-INF/classes/log4j.properties</param-value>
</context-param>
<!-- Spring配置文件位置 -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/classes/applicationContext.xml</param-value>
</context-param>
<!-- 加載Spring配置文件 -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!--解決Hibernate延遲加載出現的問題,需要放到struts2過濾器之前-->
<filter>
<filter-name>lazyLoadingFilter</filter-name>
<filter-class>
org.springframework.orm.hibernate3.support.OpenSessionInViewFilter</filter-class>
</filter>
<!-- Struts過濾器 -->
<filter>
<filter-name>struts2</filter-name>
<filter-class>org.apache.struts2.dispatcher.FilterDispatcher</filter-class>
</filter>
<!--解決Hibernate延遲加載出現的問題,仍需要放到struts2過濾器mapping之前-->
<filter-mapping>
<filter-name>lazyLoadingFilter</filter-name>
<url-pattern>*.action</url-pattern>
</filter-mapping>
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
<dispatcher>REQUEST</dispatcher>
<dispatcher>FORWARD</dispatcher>
</filter-mapping>
<filter>
<filter-name>EncodeFilter</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>EncodeFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
</web-app>
然後再貼一下applicationContext.xml文件的內容。畢竟是spring配置,最核心的東西,把所有其他框架整合到一起的樞紐。
<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:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-2.5.xsd">
<description>Spring公共配置文件</description>
<!-- 啓用註解 -->
<context:annotation-config />
<!-- 使用annotation 自動註冊bean,並保證@Required,@Autowired的屬性被注入 -->
<context:component-scan base-package="com.gts.cns" />
<!-- 定義數據源的Bean ,提供給Hibernate的sessionFactory-->
<bean id="dataSource" class="org.springframework.jndi.JndiObjectFactoryBean">
<property name="jndiName" value="java:/MySqlDS" />
</bean>
<!-- 定義數據源的Bean ,提供給Hibernate的sessionFactory-->
<!-- <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">-->
<!-- <property name="driverClassName" value="com.mysql.jdbc.Driver">-->
<!-- </property>-->
<!-- <property name="url" value="jdbc:mysql://localhost:3306/TPig">-->
<!-- </property>-->
<!-- <property name="username" value="root"></property>-->
<!-- <property name="password" value="admin"></property>-->
<!-- </bean>-->
<!-- 定義Hibernate的sessionFactory,通過該Bean,可以獲得Hibernate的Session-->
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
<property name="dataSource">
<ref bean="dataSource" />
</property>
<!-- 自動掃描Class的hibernate映射文件 -->
<property name="packagesToScan">
<list>
<!--若寫成model.* 則映射不到,還沒有來得及看源代碼 -->
<value>*</value>
</list>
</property>
<property name="hibernateProperties">
<props>
<prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop>
<prop key="hibernate.show_sql">true</prop>
</props>
</property>
<!-- 使用配置文件方式 -->
<!-- <property name="mappingResources">-->
<!-- <list>-->
<!-- <value>model/TbUser.hbm.xml</value>-->
<!-- </list>-->
<!-- </property>-->
</bean>
<!--======================== 事務配置 ========================-->
<!-- 配置事務管理器 -->
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory">
<ref local="sessionFactory" />
</property>
</bean>
<!-- 配置事務特性 ,配置add、delete和update開始的方法,事務傳播特性爲required-->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="insert*" propagation="REQUIRED" />
<tx:method name="delete*" propagation="REQUIRED" />
<tx:method name="update*" propagation="REQUIRED" />
<tx:method name="*" read-only="true" />
</tx:attributes>
</tx:advice>
<!--
配置那些類的方法進行事務管理,當前com.gts.cns.*.service包中的子包、類中所有方法需要,還需要參考tx:advice的設置
-->
<aop:config>
<aop:pointcut id="allManagerMethod"
expression="execution (* com.gts.cns.*.service.*.*(..))" />
<aop:advisor advice-ref="txAdvice" pointcut-ref="allManagerMethod" />
</aop:config>
</beans>
在裏面也包含了另一個使用Tomcat的DataSource,已經註釋起來了。我後面使用的Jboss,所以就先註釋起來了。
最後一個配置文件就是struts.xml的內容了
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<constant name="struts.action.extension" value="shtml" />
<constant name="struts.objectFactory" value="spring" />
<include file="struts-default.xml" />
<package name="default" extends="struts-default">
<interceptors>
<interceptor-stack name="defaultStack"></interceptor-stack>
</interceptors>
<global-results>
<result name="error">/error.jsp</result>
</global-results>
</package>
<include file="struts-login.xml" />
</struts>
爲了業務區分,我把struts文件放不同文件中
struts-login.xml 的內容
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<package name="user" extends="default">
<!--登錄界面 -->
<action name="login" class="com.gts.cns.login.action.UserLoginAction"
method="login">
<result name="success">
/jsp/login.jsp
</result>
</action>
<action name="loginError" class="com.gts.cns.login.action.UserLoginAction"
method="error">
<result name="success">
/jsp/error.jsp
</result>
</action>
</package>
</struts>
最後需要貼一下jboss數據庫連接的文件mysql-ds.xml。原始的文件在/jboss-4.2.2.GA/docs/examples/jca目錄下,然後就看你鏈接什麼數據庫了,我使用的是mysql,所以複製了mysql-ds.xml,把它複製到/jboss-4.2.2.GA/server/default/deploy目錄下面,因爲我的工程是部署在這個下面的。
<!-- $Id: mysql-ds.xml 63175 2007-05-21 16:26:06Z rrajesh $ -->
<!-- Datasource config for MySQL using 3.0.9 available from:
http://www.mysql.com/downloads/api-jdbc-stable.html
-->
<datasources>
<local-tx-datasource>
<jndi-name>MySqlDS</jndi-name>
<connection-url>jdbc:mysql://127.0.0.1:3306/TPig</connection-url>
<driver-class>com.mysql.jdbc.Driver</driver-class>
<user-name>root</user-name>
<password>admin</password>
<exception-sorter-class-name>org.jboss.resource.adapter.jdbc.vendor.MySQLExceptionSorter</exception-sorter-class-name>
<!-- should only be used on drivers after 3.22.1 with "ping" support
<valid-connection-checker-class-name>org.jboss.resource.adapter.jdbc.vendor.MySQLValidConnectionChecker</valid-connection-checker-class-name>
-->
<!-- sql to call when connection is created
<new-connection-sql>some arbitrary sql</new-connection-sql>
-->
<!-- sql to call on an existing pooled connection when it is obtained from pool - MySQLValidConnectionChecker is preferred for newer drivers
<check-valid-connection-sql>some arbitrary sql</check-valid-connection-sql>
-->
<!-- corresponding type-mapping in the standardjbosscmp-jdbc.xml -->
<metadata>
<type-mapping>mySQL</type-mapping>
</metadata>
</local-tx-datasource>
</datasources>
接着我這裏貼一下我的測試代碼
Action部分
* Create by TPig
* Since 2010上午09:43:36
*/
package com.gts.cns.login.action;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import com.gts.cns.base.BaseAction;
import com.gts.cns.login.service.IUserLoginService;
/**
* 類說明:
* Create by TPig
* Since 2010上午09:43:36
*/
@SuppressWarnings("serial")
public class UserLoginAction extends BaseAction {
/**
* 用戶登錄測試接口
*/
@Autowired
@Qualifier("userLoginService")
private IUserLoginService userLoginService;
/**
* @return the name
*/
public String getName() {
return name;
}
/**
* @param name the name to set
*/
public void setName(String name) {
this.name = name;
}
public String login() {
this.userLoginService.userTest();
this.name = "test";
return SUCCESS;
}
public String error() {
return SUCCESS;
}
private String name;
}
Service部分
* Create by TPig
* Since 2010上午09:47:35
*/
package com.gts.cns.login.service.impl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.gts.cns.base.impl.BaseServiceImpl;
import com.gts.cns.login.dao.IUserLoginDao;
import com.gts.cns.login.service.IUserLoginService;
/**
* 類說明:
* Create by TPig
* Since 2010上午09:47:35
*/
@Service("userLoginService")
public class UserLoginServiceImpl extends BaseServiceImpl implements IUserLoginService {
@Autowired
private IUserLoginDao userLoginDao;
/*
* (non-Javadoc)
* @see com.gts.cns.userlogin.service.IUserLoginService#userTest()
*/
public String userTest() {
System.out.println("==============進入Service==================");
this.userLoginDao.daoTest();
return "test";
}
}
Dao部分
* Create by TPig
* Since 2010上午10:31:15
*/
package com.gts.cns.login.dao.impl;
import java.util.List;
import model.TbUser;
import org.springframework.stereotype.Repository;
import com.gts.cns.base.impl.BaseDaoImpl;
import com.gts.cns.login.dao.IUserLoginDao;
/**
* 類說明:
* Create by TPig
* Since 2010上午10:31:15
*/
@Repository("userLoginDao")
public class UserLoginDaoImpl extends BaseDaoImpl implements IUserLoginDao {
/*
* (non-Javadoc)
* @see com.gts.cns.userlogin.dao.IUserLoginDao#daoTest()
*/
@SuppressWarnings("unchecked")
public void daoTest() {
System.out.println("=================進入DAO==================");
String hql = "from TbUser";
List<TbUser> userList = this.getHibernateTemplate().find(hql);
for (TbUser tbUser : userList) {
System.out.println(tbUser.getText());
}
}
}
Bean部分
* Create by TPig
* Since 2010下午10:39:05
*/
package model;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;
/**
* 類說明:
* Create by TPig
* Since 2010下午10:39:05
*/
@Entity
@Table(name="tb_user")
public class TbUser {
@Id
@GeneratedValue
@Column(name="id")
private int id;
@Column(name="user")
private String user;
@Column(name="text")
private String text;
/**
* 構造函數
*/
public TbUser() {
}
/**
* @return the id
*/
public int getId() {
return id;
}
/**
* @param id the id to set
*/
public void setId(int id) {
this.id = id;
}
/**
* @return the user
*/
public String getUser() {
return user;
}
/**
* @param user the user to set
*/
public void setUser(String user) {
this.user = user;
}
/**
* @return the text
*/
public String getText() {
return text;
}
/**
* @param text the text to set
*/
public void setText(String text) {
this.text = text;
}
}
數據庫部分我就貼一下圖片吧
這個是數據庫內容了
現在我把jboss啓動起來,因爲我使用MyEclipse的插件,所以JBoss的配置文件不需要更改
直接啓動起來後發現問題了。
Caused by: java.lang.IllegalArgumentException: 'sessionFactory' or 'hibernateTemplate' is required
at org.springframework.orm.hibernate3.support.HibernateDaoSupport.checkDaoConfig(HibernateDaoSupport.java:117)
at org.springframework.dao.support.DaoSupport.afterPropertiesSet(DaoSupport.java:44)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1369)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1335)
... 150 more
其中主要看這條錯誤,告知是sessionFactory或者hibernateTemplate是空的,其實原本我也不知道是怎麼一回事,直接就google了,發現已經有人跟到hibernate源碼裏面去了,並且提示sessionFactory爲空的。我也就參照那位仁兄的建議,手動塞進去了。
代碼如下:
public void setSuperSessionFactory(SessionFactory sessionFactory){
super.setSessionFactory(sessionFactory);
}
這塊代碼我就寫在了BaseDaoImpl.java中,因爲我每一層之上都加了一個base層,我是考慮爲今後加統一功能的時候方便,現在就正好派上用場了。然後我再次啓動服務器。
問題又來了
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in ServletContext resource [/WEB-INF/classes/applicationContext.xml]: Invocation of init method failed; nested exception is org.hibernate.AnnotationException: java.lang.NoSuchMethodException: org.hibernate.validator.ClassValidator.<init>(java.lang.Class, java.util.ResourceBundle, org.hibernate.validator.MessageInterpolator, java.util.Map, org.hibernate.annotations.common.reflection.ReflectionManager)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1338)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:473)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory$1.run(AbstractAutowireCapableBeanFactory.java:409)
at java.security.AccessController.doPrivileged(Native Method)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:380)
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:264)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:261)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:185)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:168)
at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.autowireResource(CommonAnnotationBeanPostProcessor.java:435)
at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.getResource(CommonAnnotationBeanPostProcessor.java:409)
at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor$ResourceElement.getResourceToInject(CommonAnnotationBeanPostProcessor.java:537)
at org.springframework.beans.factory.annotation.InjectionMetadata$InjectedElement.inject(InjectionMetadata.java:192)
at org.springframework.beans.factory.annotation.InjectionMetadata.injectMethods(InjectionMetadata.java:117)
at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessPropertyValues(CommonAnnotationBeanPostProcessor.java:302)
... 151 more
這個問題就比較折騰了,我當時也無從着手的感覺,網上搜索的也亂七八糟的,有點似是而非的感覺。偶然看到一帖中說到,jboss的hibernate老了,只要刪除就可以了。爲了以防萬一,我將jboss中的hibernate-*.jar全部貼到文件夾外面。然後重啓就正常了。
接着我再訪問這個項目的時候,console打印的消息就是:
14:14:51,203 INFO [STDOUT] ==============進入Service==================
14:14:51,203 INFO [STDOUT] =================進入DAO==================
14:14:51,515 INFO [STDOUT] Hibernate: select tbuser0_.id as id0_, tbuser0_.text as text0_, tbuser0_.user as user0_ from tb_user tbuser0_
14:14:51,562 INFO [STDOUT] 我來測試一下
後面我一個包一個包的測試,證實了之前帖子中說的,hibernate-annotations.jar這個包的問題。只要將這個包刪除就可以了。jboss4.2.2服務器就完全正常了。因爲後續功能還沒加上去,所以是否還缺少包我就不得而知了,只能一步一步來。希望我遇到的問題的解決方案,能夠幫到各位吧。如果有錯誤,也請提出來。謝謝。