[forge-users] Problem with unmarshalling resource with jaxb unmarshaller

[Lincoln Baxter, III]

Are you getting any exceptions?

On Fri, Mar 2, 2012 at 11:22 AM, Max Schwaab <max.schwaab at akquinet.de>wrote:

> Hey there,
>
> I've got another tricky problem with my hibersap plugin
>
> I'm using the HibersapJaxbXmlParser to parse a hibersap.xml file.
> What the parser does is the following:
>
> * creating a JAXB context [ jaxbContext = JAXBContext.newInstance(
> HibersapConfig.class ); ]
> * creating a JAXB unmarshaller [ unmarshaller =
> jaxbContext.createUnmarshaller(); ]
> * unmarshall the given resource stream [ unmarshalledObject =
> unmarshaller.unmarshal( resourceStream ); ]
>
> The problem is:
> It unmarshalles the file to the correct class, but some content gets lost.
>
> The funny thing:
> If I try this in a seperate test without forge, it works!
> The test is part of the plugin and can be found at the github repo
> (https://github.com/forge/plugin-hibersap)
>
> What I want it to do:
> Unmarshall a hibersap.xml file and recognize the hibersap config AND the
> session manager in the config.
> Within Forge it seems to recognize only the hibersap config and not the
> session manager.
>
> The hibersap.xml is something like this:
>
> <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
> <hibersap xmlns="http://hibersap.org/xml/ns/hibersap-config">
> <session-manager name="SM001">
> <context>org.hibersap.execution.jco.JCAContext</context>
>         .
>         .
>         .
> </session-manager>
> </hibersap>
>
> Here is the code from the HibersapJaxbXmlParser:
>
> public HibersapConfig parseResource( final InputStream resourceStream,
> final String resourceName )
>             throws HibersapParseException
>     {
>         Unmarshaller unmarshaller;
>         try
>         {
>             unmarshaller = jaxbContext.createUnmarshaller();
>         }
>         catch ( final JAXBException e )
>         {
>             throw new InternalHiberSapException( "Cannot create an
> unmarshaller. ", e );
>         }
>
>         Object unmarshalledObject;
>         try
>         {
>             unmarshalledObject = unmarshaller.unmarshal( resourceStream );
>         }
>         catch ( final JAXBException e )
>         {
>             throw new HibersapParseException( "Cannot parse the
> resource " + resourceName, e );
>         }
>         if ( unmarshalledObject == null )
>         {
>             throw new HibersapParseException( "Resource " +
> resourceName + " is empty." );
>         }
>         if ( !( unmarshalledObject instanceof HibersapConfig ) )
>         {
>             throw new HibersapParseException( "Resource " + resourceName
>                     + " does not consist of a hibersap specification. I
> found a "
>                     + unmarshalledObject.getClass().getSimpleName() );
>         }
>         return ( HibersapConfig ) unmarshalledObject;
>     }
>
>
> Thank you for your help and best regards
>
> Max
>
> _______________________________________________
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> forge-users at lists.jboss.org
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>



-- 
Lincoln Baxter, III
http://ocpsoft.com
http://scrumshark.com
"Keep it Simple"
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