SSI框架研究了N久后，开始试着搭建简单的小功能，经历的什么找不到，那个不可以，这个定义不正确等等让人崩溃的异常后，终于是有个页面出来了，但我一点，你妹的有给了我个空指针异常！！！
折腾近两天了，发现该异常是由于spring依赖注入没有成功导致的，但看配置文件看了几百遍都没有看出错在哪里……
现贴出配置文件如下：
web.xml
- XML code
<?xml version="1.0" encoding="UTF-8"?><web-app id="WebApp_9" version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"> <!-- 配置Spring --> <context-param> <param-name>contextConfigLocation</param-name> <param-value> classpath:/applicationContext.xml </param-value> </context-param> <listener> <listener-class> org.springframework.web.context.ContextLoaderListener </listener-class> </listener> <display-name>Struts Blank</display-name> <filter> <filter-name>struts2</filter-name> <filter-class>org.apache.struts2.dispatcher.FilterDispatcher</filter-class> </filter> <filter-mapping> <filter-name>struts2</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list></web-app>
struts.xml
- XML code
<?xml version="1.0" encoding="UTF-8" ?><!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.objectTypeDeterminer" value="notiger" /> <constant name="struts.objectFactory" value="spring" /> <constant name="struts.objectFactory.spring.autoWire" value="name" /> <package name="test" namespace="/test" extends="struts-default"> <action name="select" class="test.User"> <result>/test/result.jsp</result> </action> <!-- <action name="insert" class="test.userDAO"> <result>/test/result.jsp</result> </action> --> </package> </struts>
applicationContext.xml
- XML code
<?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: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-2.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd"> <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="oracle.jdbc.driver.OracleDriver" /> <property name="url" value="jdbc:oracle:thin:@localhost:1521:orcl" /> <property name="username" value="system" /> <property name="password" value="+1101+" /> </bean> <!-- spring的ibatis 配制 --> <bean id="sqlMapClient" class="org.springframework.orm.ibatis.SqlMapClientFactoryBean"> <property name="configLocation" value="classpath:/sqlMapConfig.xml" /> <property name="dataSource" ref="dataSource" /> </bean> <!-- spring 的事务处理类配置 --> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource"> <ref local="dataSource" /> </property> </bean> <!-- 实体DAO类 --> <bean id="userDAO" class="test.UserDAO"> <property name="sqlMapClient"> <ref local="sqlMapClient" /> </property> </bean> <!-- Struts2 action类 --> <bean id="user" class="test.User" > <property name="userdao"> <ref bean="userDAOProxy"/> </property> </bean> <bean id="name" class="test.User"> <property name="name" value="张大三"/> </bean> <!-- 实体DAO类的代理类 --> <bean id="userDAOProxy" class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean"> <property name="transactionManager"> <ref bean="transactionManager" /> </property> <property name="target"> <ref local="userDAO" /> </property> <property name="transactionAttributes"> <props> <prop key="insert*">PROPAGATION_REQUIRED</prop> <prop key="select*">PROPAGATION_REQUIRED</prop> <prop key="delete*">PROPAGATION_REQUIRED</prop> <prop key="update*">PROPAGATION_REQUIRED</prop> <prop key="get*">PROPAGATION_REQUIRED,readOnly</prop> </props> </property> </bean></beans>