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From Brian Agnew <>
Subject Re: Ant, Xerces-2.6.2, and XInclude -- HELP
Date Wed, 22 Sep 2004 08:28:02 GMT
xmltask will perform an inclusion (not using xinclude semantics, mind).


Emmanouil Batsis wrote:
> Hi Douglas,
> You might be interested in xcluder [1], my xinclude task, or the 
> configuration code of the xerces based helper [2] in it.
> [1]
> [2] com.geekologue.tasks.xcluder.XIncludeProcXerces
> hth,
> Manos
> Douglas Lochart wrote:
>> All,
>> I have written a custom Task that loads an xml document, runs it 
>> through a jaxb like system to load java objects and then pass the root 
>> object on to Velocity for template transformations.  The xml documents 
>> are describing web pages and I wanted the ability for the xml docs to 
>> include common xml sections (like navigation sections) using 
>> XInclude.  I have a standalone java app that will load the xml doc and 
>> dumps the result out and you can see that the XInclude worked.  I have 
>> placed the proper xercesImpl and xml-apis in $ANT_HOME/lib and when I 
>> try to run my task the xml parsing portion fails to execute the 
>> XInclude semantics.  I strongly believe that its the configuration 
>> that is causing the problem.  In order to get XInclude to work you 
>> have to change the parser configuration and the recomended way to do 
>> that is to set a system property like such:
>> -Dorg.apache.xerces.xni.parser.XMLParserConfiguration=xerces.parsers.XIncludeParserConfiguration

>> In my custom task I did a System.getProperty() on 
>> "org.apache.xerces.xni.parser.XMLParserConfiguration" and discovered 
>> that it was not there.  It appears as though when ant sets up the 
>> project it makes the system properties available to the project but 
>> seems to remove them from the environment.  Are my assumptions correct?
>> The only other way to change the configuration is JRE wide by creating 
>> a file in the JRE/lib directory.  I don't want a 
>> system wide change and should not have to do that.  I feel the answer 
>> to my dilemna is an easy one but one that escapes me.
>> Thanks in advance!
>> Doug Lochart
>> Ace Technologies Inc.
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