[jboss-user] [EJB/JBoss] - Deploying SessionBean(EJB 3.0) problem

shacka do-not-reply at jboss.com
Thu Oct 12 17:38:46 EDT 2006


JBossAS: 4.0.4GA

Hi all,

I am trying to deploy an application that was created by NetBean5.5 Beta 2 with Jboss which has the following contents:

[1] Entity Bean (POJO, derived from DB)
[2] SessionBean (has one business method to create records using Entity Bean
[3] JSP/Servlet to call session bean to create records with user entered data

================================================

without [3], jboss deploys the application fine.
with [3] and SessionBean reference injected into the servlet, i get the following error at deployment.


  | 17:18:55,912 INFO  [EARDeployer] Init J2EE application: file:/C:/jboss-4.0.4.GA/server/default/deploy/MGA V2.0.ear
  | 17:18:56,162 WARN  [NestedThrowable] Duplicate throwable nesting of same base type: class org.jboss.deployment.DeploymentException is assignable from: class org.jboss.de
  | loyment.DeploymentException
  | 17:18:56,162 ERROR [MainDeployer] Could not initialise deployment: file:/C:/jboss-4.0.4.GA/server/default/deploy/MGA V2.0.ear
  | org.jboss.deployment.DeploymentException: Failed to parse WEB-INF/web.xml; - nested throwable: (org.jboss.deployment.DeploymentException: expected one home tag)
  |         at org.jboss.web.AbstractWebContainer.parseMetaData(AbstractWebContainer.java:749)
  |         at org.jboss.web.AbstractWebContainer.init(AbstractWebContainer.java:356)
  |         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:585)
  |         at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
  |         at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
  |         at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133)
  |         at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
  |         at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142)
  |         at org.jboss.mx.interceptor.DynamicInterceptor.invoke(DynamicInterceptor.java:97)
  |         at org.jboss.system.InterceptorServiceMBeanSupport.invokeNext(InterceptorServiceMBeanSupport.java:238)
  |         at org.jboss.deployment.SubDeployerInterceptorSupport.init(SubDeployerInterceptorSupport.java:119)
  |         at org.jboss.deployment.SubDeployerInterceptorSupport$XMBeanInterceptor.init(SubDeployerInterceptorSupport.java:172)
  |         at org.jboss.deployment.SubDeployerInterceptor.invoke(SubDeployerInterceptor.java:87)
  |         at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
  |         at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
  |         at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
  |         at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
  |         at $Proxy44.init(Unknown Source)
  |         at org.jboss.deployment.MainDeployer.init(MainDeployer.java:861)
  |         at org.jboss.deployment.MainDeployer.init(MainDeployer.java:881)
  |         at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:798)
  |         at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:771)
  |         at sun.reflect.GeneratedMethodAccessor13.invoke(Unknown Source)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
  |         at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
  |         at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133)
  |         at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
  |         at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142)
  |         at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
  |         at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
  |         at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
  |         at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
  |         at $Proxy6.deploy(Unknown Source)
  |         at org.jboss.deployment.scanner.URLDeploymentScanner.deploy(URLDeploymentScanner.java:421)
  |         at org.jboss.deployment.scanner.URLDeploymentScanner.scan(URLDeploymentScanner.java:634)
  |         at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.doScan(AbstractDeploymentScanner.java:263)
  |         at org.jboss.deployment.scanner.AbstractDeploymentScanner.startService(AbstractDeploymentScanner.java:336)
  |         at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:289)
  |         at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:245)
  |         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:585)
  |         at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
  |         at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
  |         at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)
  |         at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
  |         at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
  |         at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:978)
  |         at $Proxy0.start(Unknown Source)
  |         at org.jboss.system.ServiceController.start(ServiceController.java:417)
  |         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:585)
  |         at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
  |         at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
  |         at org.jboss.mx.server.Invocation.invoke(Invocation.java:86)
  |         at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
  |         at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
  |         at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
  |         at $Proxy4.start(Unknown Source)
  |         at org.jboss.deployment.SARDeployer.start(SARDeployer.java:302)
  |         at org.jboss.deployment.MainDeployer.start(MainDeployer.java:1007)
  |         at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:808)
  |         at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:771)
  |         at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:755)
  |         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:585)
  |         at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:155)
  |         at org.jboss.mx.server.Invocation.dispatch(Invocation.java:94)
  |         at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:133)
  |         at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
  |         at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:142)
  |         at org.jboss.mx.server.Invocation.invoke(Invocation.java:88)
  |         at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:264)
  |         at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:659)
  |         at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:210)
  |         at $Proxy5.deploy(Unknown Source)
  |         at org.jboss.system.server.ServerImpl.doStart(ServerImpl.java:482)
  |         at org.jboss.system.server.ServerImpl.start(ServerImpl.java:362)
  |         at org.jboss.Main.boot(Main.java:200)
  |         at org.jboss.Main$1.run(Main.java:464)
  |         at java.lang.Thread.run(Thread.java:595)
  | Caused by: org.jboss.deployment.DeploymentException: expected one home tag
  |         at org.jboss.metadata.MetaData.getUniqueChild(MetaData.java:113)
  |         at org.jboss.metadata.EjbRefMetaData.importEjbJarXml(EjbRefMetaData.java:85)
  |         at org.jboss.metadata.WebMetaData.importWebXml(WebMetaData.java:926)
  |         at org.jboss.metadata.WebMetaData.importXml(WebMetaData.java:738)
  |         at org.jboss.web.AbstractWebContainer.parseMetaData(AbstractWebContainer.java:744)
  |         ... 90 more
  | 17:18:56,271 ERROR [URLDeploymentScanner] Incomplete Deployment listing:
  | 
  | --- Incompletely deployed packages ---
  | org.jboss.deployment.DeploymentInfo at 981b580c { url=file:/C:/jboss-4.0.4.GA/server/default/deploy/MGA V2.0.ear }
  |   deployer: org.jboss.deployment.EARDeployer at 1e78c96
  |   status: null
  |   state: FAILED
  |   watch: file:/C:/jboss-4.0.4.GA/server/default/deploy/MGA V2.0.ear
  |   altDD: null
  |   lastDeployed: 1160687936162
  |   lastModified: 1160687935912
  |   mbeans:
  | 
  | 
  | 17:18:56,318 INFO  [Http11BaseProtocol] Starting Coyote HTTP/1.1 on http-0.0.0.0-8080
  | 17:18:56,396 INFO  [ChannelSocket] JK: ajp13 listening on /0.0.0.0:8009
  | 17:18:56,412 INFO  [JkMain] Jk running ID=0 time=0/47  config=null
  | 17:18:56,412 INFO  [Server] JBoss (MX MicroKernel) [4.0.4.GA (build: CVSTag=JBoss_4_0_4_GA date=200605151000)] Started in 12s:688ms
  | 



web.xml

  | <?xml version="1.0" encoding="UTF-8"?>
  | <web-app 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">
  |     <servlet>
  |         <servlet-name>CreateNewCarrierServlet</servlet-name>
  |         <servlet-class>com.univeris.mga.servlet.CreateNewCarrierServlet</servlet-class>
  |     </servlet>
  |     <servlet-mapping>
  |         <servlet-name>CreateNewCarrierServlet</servlet-name>
  |         <url-pattern>/addCarrier</url-pattern>
  |     </servlet-mapping>
  |     <session-config>
  |         <session-timeout>
  |             30
  |         </session-timeout>
  |     </session-config>
  |     <welcome-file-list>
  |         <welcome-file>
  |             index.jsp
  |         </welcome-file>
  |     </welcome-file-list>
  |     <ejb-ref>
  |         <ejb-ref-name>ejb/CarrierBean</ejb-ref-name>
  |         <ejb-ref-type>Session</ejb-ref-type>
  |         <remote>com.univeris.mga.ejb.session.CarrierRemote</remote>
  |     </ejb-ref>
  |     </web-app>
  | 

I don't understand why it is looking for home interface reference in web.xml when EJB 3.0 gets rid of the need for it.


Am I missing something??

Thank you.

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