今天做spring2.5.6+Hibernate3+RMI整合的程序
昨天的问题: Unable to create Java 1.5 dependent parser: org.springframework.context.annotation.ComponentScanBeanDefinitionParser
编译程序遇到的问题,应该是spring版本和配置文件之间的问题。 解决方法: 要将编译工程的jre改为1.6.0.3+spring2.5.6+hibernate3.3.2这样才匹配 另外,要将applicationContext.xml放在src目录下才能直接通过 ApplicationContext context = new ClassPathXmlApplicationContext("applicationContext.xml");配置文件导入成功 还有,对应类的****.hbm.xml文件最好一定和类文件放在一起,否则也容易找不到!! 并且要在配置文件中加相对路径错误spring+Hibernate整合普通java工程,
网上很多都是web工程 Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/commons/logging/LogFactory 少包conmons—logging.jar包j今天的 问题:在正确整合spring2.5.6+hibernate3之后配置文件加入RMI服务配置,即报错:
Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'logPersonService' defined in class path resource [server.xml]: Cannot resolve reference to bean 'logPerson' while setting bean property 'service'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'logPerson' defined in class path resource [server.xml]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: 'sessionFactory' or 'hibernateTemplate' is requiredat com.test.ServicTest.main(ServicTest.java:15)
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'logPerson' defined in class path resource [server.xml]: Invocation of init method failed; nested exception is java.lang.IllegalArgumentException: 'sessionFactory' or 'hibernateTemplate' is required解决方法:去掉重复定义的bean id原来有问题的配置文件如下(注意黑体字的地方):
<!-- Pass the session factory to our UserDAO --> <bean id="PersonTarget" class="com.hibernate.LogPerson">
<property name="sessionFactory"><ref local="SessionFactory"/></property> </bean><!-- RMI service -->
<bean id="logPerson" class="com.hibernate.LogPerson"/>
<bean id="logPersonService" class="org.springframework.remoting.rmi.RmiServiceExporter"> <!-- RmiServiceExporter 对服务名没有特殊要求 --> <property name="serviceName"> <value>LogPerson</value> </property> <property name="service"> <ref bean="logPerson"/> </property> <property name="serviceInterface"> <value>com.rmi.ILogPerson</value> </property> <!-- 避免与默认的RMI注册端口冲突,因此修改为1200 --> <property name="registryPort"> <value>1200</value> </property></bean>
修改过正确的配置文件如下:
<!-- Pass the session factory to our UserDAO --> <bean id="PersonTarget" class="com.hibernate.LogPerson">
<property name="sessionFactory"><ref local="SessionFactory"/></property> </bean><!-- RMI service -->
<bean id="logPersonService"
class="org.springframework.remoting.rmi.RmiServiceExporter"> <!-- RmiServiceExporter 对服务名没有特殊要求 --> <property name="serviceName"> <value>LogPerson</value> </property> <property name="service"> <ref bean="logPerson"/> </property> <property name="serviceInterface"> <value>com.rmi.ILogPerson</value> </property> <!-- 避免与默认的RMI注册端口冲突,因此修改为1200 --> <property name="registryPort"> <value>1200</value> </property></bean>
总结: 对于spring+hibernate+RMI合并的配置文件,所有的类都不要进行bean id的重复定义。
例如在<!-- Pass the session factory to our UserDAO -->部分已经定义了com.hibernate.LogPerson类 <bean id="PersonTarget" class="com.hibernate.LogPerson"> <property name="sessionFactory"><ref local="SessionFactory"/></property> </bean> 后面的部分就不能再重复定义,否则就会报错 <!-- RMI service -->重复定义<bean id="logPerson" class="com.hibernate.LogPerson"/>