Give this a try:
java.io.Reader myReader = ... //your Reader that contians xml input
org.exolab.castor.xml.Unmarshaller u = new Unmarshaller((Class)null);
//consider instantiating this at system-start-up.
Object myNewObject = u.unmarshal(myReader);
--Erik
> -----Original Message-----
> From: William Blencowe
> [mailto:[EMAIL PROTECTED]
> Sent: Thursday, October 30, 2003 8:25 AM
> To: [EMAIL PROTECTED]
> Subject: [castor-dev] XML Inheritance
>
>
> Hello,
>
> My Software will be receiving many different(but
> similar) marshalled castor messages over a socket. I
> have complete control of the xml
> formats(schema) and can change them as necessary. It
> was easy to marshal the message objects into the xml,
> but how do I unmarshal them????
>
> There's a separate object per message type, so I
> need a way to figure out which object.unmarshal to call
> on the receiving end. Is there a 'best practice' to
> determine which object.unmarshal to call?
>
> I came up with two methods, but they waste lots of time:
>
> 1) Attempt to validate each against the list of
> possible messages formats prior to the unmarshal
>
> 2) Look into each xml message package and try
> to determine which format. (kinda pre-parse)
>
> I'm hoping that there's a simple inheritance
> mechanism, every xml message inherites from a base
> which stores the full message type. I could possible
> unmarshal on the base, determine the type, and then
> unmarshal the full message.
>
> Any ideas???
>
>
> -bill
>
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