[jbossseam-issues] [JBoss JIRA] Closed: (JBSEAM-1650) NPE thrown when attempting to configure HashMap as Seam component

Pete Muir (JIRA) jira-events at lists.jboss.org
Fri Mar 14 08:12:36 EDT 2008


     [ http://jira.jboss.com/jira/browse/JBSEAM-1650?page=all ]

Pete Muir closed JBSEAM-1650.
-----------------------------


> NPE thrown when attempting to configure HashMap as Seam component
> -----------------------------------------------------------------
>
>                 Key: JBSEAM-1650
>                 URL: http://jira.jboss.com/jira/browse/JBSEAM-1650
>             Project: JBoss Seam
>          Issue Type: Bug
>    Affects Versions: 2.0.0.CR1
>            Reporter: Michael Youngstrom
>         Assigned To: Norman Richards
>             Fix For: 2.0.0.CR1
>
>
> NPE thrown when attempting to configure pojo as Seam component.
> <component name="expanderState" class="java.util.HashMap" auto-create="true" scope="conversation"/>
> throws:
> java.lang.RuntimeException: Could not create Component: expanderState
> 	at org.jboss.seam.init.Initialization.addComponent(Initialization.java:910)
> 	at org.jboss.seam.init.Initialization.installComponents(Initialization.java:841)
> 	at org.jboss.seam.init.Initialization.init(Initialization.java:508)
> 	at org.jboss.seam.servlet.SeamListener.contextInitialized(SeamListener.java:34)
> 	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3764)
> 	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4216)
> 	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1014)
> 	at org.apache.catalina.core.StandardHost.start(StandardHost.java:736)
> 	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1014)
> 	at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
> 	at org.apache.catalina.core.StandardService.start(StandardService.java:448)
> 	at org.apache.catalina.core.StandardServer.start(StandardServer.java:700)
> 	at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> 	at java.lang.reflect.Method.invoke(Method.java:615)
> 	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:295)
> 	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:433)
> Caused by: 
> java.lang.NullPointerException
> 	at org.jboss.seam.init.DeploymentDescriptor.<init>(DeploymentDescriptor.java:33)
> 	at org.jboss.seam.Seam.getEjbDescriptor(Seam.java:51)
> 	at org.jboss.seam.Seam.getComponentType(Seam.java:102)
> 	at org.jboss.seam.Component.<init>(Component.java:216)
> 	at org.jboss.seam.Component.<init>(Component.java:207)
> 	at org.jboss.seam.init.Initialization.addComponent(Initialization.java:896)

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