Fwd: Re: [Barracuda] DOMWrite an HTMLDocument

>
>Hi Jake,
>
>I did test the reduced test case. It produces the exact same exception 
>from when I get the HTMLDocument from my business object.
>
>Thanx,
>Roger.
>
>--
>Jacob Kjome wrote:
>>Hi Roger,
>>See comments below...
>>At 11:30 PM 7/9/2003 -0300, you wrote:
>>
>>>Hey Barracuda wizards!
>>>
>>>I'm updating an application from Barracuda 0.something to Barracuda 1.2 
>>>and I got stuck on this:
>>>
>>>--
>>>java.lang.NullPointerException
>>>         at 
>>> org.enhydra.xml.io.BaseDOMFormatter.getEncoding(BaseDOMFormatter.java:326)
>>>         at org.enhydra.xml.io.BaseDOMFormatter.(BaseDOMFormatter.java:374)
>>>         at org.enhydra.xml.io.HTMLFormatter.(HTMLFormatter.java:99)
>>>         at 
>>> org.enhydra.xml.io.DOMFormatter.getFormatter(DOMFormatter.java:156)
>>>         at org.enhydra.xml.io.DOMFormatter.write(DOMFormatter.java:192)
>>>         at 
>>> org.enhydra.barracuda.core.util.dom.DefaultDOMWriter.write(DefaultDOMWriter.java:181) 
>>>
>>>         at 
>>> org.enhydra.barracuda.core.util.dom.DefaultDOMWriter.write(DefaultDOMWriter.java:146) 
>>>
>>>         at 
>>> lsb.presentation.screens.WizardScreen$RenderTabPreviewHandler.handleViewEvent(WizardScreen.java:336) 
>>>
>>>--
>>
>>Hmm... curious.  Looks like it has more to do with XMLC than Barracuda, 
>>though.  As such, I'm cc'ing the XMLC list.
>>
>>>when writing an HTMLDocument with DefaultDOMWriter.
>>>
>>>Do you guys have an idea what it could be? The reduced testcase is:
>>>
>>>HTMLDocument themeDoc = 
>>>org.enhydra.xml.xmlc.html.HTMLDocumentFactory.createBasicDocument();
>>>new DefaultDOMWriter().write(themeDoc, context.getResponse());
>>
>>What exactly are you trying to do?  createBasicDocument() will create an 
>>empty HTMLDocument.  Why would you want to write that immediately to 
>>output?  It still shouldn't fail with a NullPointerException in 
>>BaseDOMFormatter, however.  Looks like it bombs on the second line below...
>>} else if (document instanceof XMLObjectLink) {
>>         encoding = ((XMLObjectLink)document).getXMLObject().getEncoding();
>>}
>>Not sure how that would cause a null pointer exception?  If the document 
>>is an instance of XMLObjectLink, then the document is, obviously, not 
>>null and that whole line should succeed.  Richard, David, Mark, any ideas here?
>>Roger, did you actually test your reduced testcase or are you assuming 
>>that it is equivalent to another piece of code that is bombing?  If you 
>>haven't tested the reduced testcase, can you post your actual code?  It 
>>might make a bit more sense.
>>Jake
>>
>>>Cheers,
>>>Roger.
>>>
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>>
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