[Yanel-dev] Problem with XMLHelper.documentToString

[Michael Wechner]

Michael Wechner schrieb:
> Hi
>
> I receive the following error when using
>
> ERROR org.wyona.commons.xml.XMLHelper.documentToString():66  - 
> java.lang.NullPointerException
> java.lang.NullPointerException
>        at 
> org.apache.xml.serializer.TreeWalker.dispatachChars(TreeWalker.java:244)
>        at 
> org.apache.xml.serializer.TreeWalker.startNode(TreeWalker.java:414)
>        at 
> org.apache.xml.serializer.TreeWalker.traverse(TreeWalker.java:143)
>        at 
> org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:389) 
>
>        at 
> org.wyona.commons.xml.XMLHelper.documentToString(XMLHelper.java:64)
>
> which is similar
>
> https://jira.jboss.org/jira/browse/JSFUNIT-70
>
> I have not observed this before. Is it possible that this because of 
> the recent XML lib changes?

It seems that this method fails in case of empty nodes/tags, for example 
<my-tag/>

Using the Apache XMLSerializer it works, but I am afraid that something 
else might break and also I actually
do not want to introduce an explicit Apache XMLSerializer dependecy.

WDYT?

Thanks

Michi
>
> Thanks
>
> Michi