SV: [jdom-interest] getChildren() usage

Per Norrman pernorrman at
Thu Oct 2 08:27:13 PDT 2003


what JDOM version are you using, and what is your
exact usage of getChildren? Does your XML input contain

There was a question on this topic about a month ago on list;
getChildren(xxx) returned zero elements, because xxx was in
a namespace.


> -----Ursprungligt meddelande-----
> Från: jdom-interest-admin at 
> [maielto:jdom-interest-admin at] För Eugene Fabrikant
> Skickat: den 30 september 2003 20:14
> Till: jdom-interest at
> Ämne: [jdom-interest] getChildren() usage
> This is a request for a sanity check:
> I'm attempting to use the getChildren() method in the Element 
> class.  Upon debugging I see that the Element is properly 
> populated with correctly parsed XML elements.  When I call 
> the method, the list returned is consistently empty, 
> regardless of the XML file I use.  All documentation that I 
> found says that I should be able to use this method and 
> expect a corresponding List of first level children.
> Finally I looked in the source code and found this note in 
> the inner class
> FilterList:
>             // Implementation Note: Directly after size() is 
> called, expected
>             //       is sync'd with ContentList.modCount and 
> count provides
>             //       the true size of this view.  Before the 
> first call to
>             //       size() or if the backing list is 
> modified outside this
>             //       FilterList, both might contain bogus 
> values and should
>             //       not be used without first calling size();
> This does in fact correctly update the count in the 
> FilterList representation of the ContentList.  It is hard to 
> believe that I have to call the size() method after every 
> getChildren() method call.  Is that in fact the case, or am I 
> just completely missing some step?  I did not find any 
> examples that mentioned this awkward usage.  If I'm not 
> missing anything how do I go about contributing a change to 
> this, or even suggesting one?
> Thank You,
> Eugene Fabrikant
> Java Developer
> (201) 307-2739
> efabrikant at
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