0 0

根据bean获取AnnotationSessionFactoryBean0

bean的配置是
<bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
<property name="dataSource" ref="mydataSource" />
<property name="hibernateProperties">
<value>
hibernate.dialect=org.hibernate.dialect.Oracle10gDialect
hibernate.show_sql=false
hibernate.format_sql=false
hibernate.hbm2ddl.auto=none
hibernate.cache.use_second_level_cache=true
hibernate.cache.provider_class=org.hibernate.cache.EhCacheProvider
hibrenate.cache.use_query_cache=true
hibernate.autoReconnect=true
hibernate.use_outer_join=true
      </value>
</property>
<property name="packagesToScan">
<list>
<value>com.risencn.govhr.*.domain</value>
<value>com.risencn.govhr.*.*.domain</value>
</list>
</property>
</bean>
<bean id="jdbcTemplate"  class="org.springframework.jdbc.core.JdbcTemplate">
<property name="dataSource" ref="mydataSource" />
</bean>
<bean id="namedParameterJdbcTemplate" class="org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate">
<constructor-arg ref="mydataSource"></constructor-arg>
</bean>


java代码

WebApplicationContext context = ContextLoader.getCurrentWebApplicationContext();
AnnotationSessionFactoryBean sessionFactory = (AnnotationSessionFactoryBean)context.getBean("sessionFactory");
   Configuration cfg = sessionFactory.getConfiguration();
bean的配置文件所有的id都试过,就是getBean("sessionFactory")行


报错
2013-8-21 16:31:18 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet controller threw exception
java.lang.ClassCastException: org.hibernate.impl.SessionFactoryImpl cannot be cast to org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean
at com.risencn.govhr.unifiedpay.web.controller.WageLetterController.print(WageLetterController.java:72)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:174)
at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:421)
at org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:409)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:771)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:716)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:644)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:619)

4个答案 按时间排序 按投票排序

1 0

这个bean为:org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean,那么跟踪这个类,继承自LocalSessionFactoryBean-》AbstractSessionFactoryBean。AbstractSessionFactoryBean抽象类实现了FactoryBean接口,
所有实现FactoryBean接口的类,通过getBean方法时,返回的并不是bean定义的对象,而是getObject返回的对象。
T getObject() throws Exception;

那么继续看,AbstractSessionFactoryBean类实现了getObject方法,源码如下:

  public SessionFactory getObject()
  {
    return this.sessionFactory;
  }

所以说,下面的配置返回的对象实际上是SessionFactory的实现类,即:SessionFactoryImpl
<bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean"> 

2013年8月21日 19:29
0 0

content.getBean("")返回的结果是SessionFactory

2013年8月24日 18:51
0 0

如果你确实想拿到sessionFactory,那么你的context.getBean("sessionFactory"); 改为:context.getBean("&sessionFactory");
bean的id前面加上&符号即可

2013年8月21日 19:50
0 0

把sessionFactory 改成其他名字看看是报什么错
比如

exampleFactory

2013年8月21日 16:46

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