[jdom-interest] a question about node type

[Grzegorz Kaczor]

Hi,

instanceof is reflection and reflection is slow :).

Regards,
Grzegorz

Jason Hunter wrote:
> I would call
>
> Iterator itr = root.getDescendants(new ContentFilter(
>   ContentFilter.TEXT | ContentFilter.CDATA))
>
> Then you'll get an iterator for all text and cdata nodes.  I'm not 
> 100% sure but I think you can safely do replace calls on that iterator.
>
> What's wrong w/ instanceof?
>
> -jh-
>
> Grzegorz Kaczor wrote:
>> Hello,
>>
>> JDOM is a very convenient interface to manipulate XML elements but I 
>> think it lacks one useful functionality that is present in W3C DOM 
>> implementation - a node type distinction available from Content class.
>>
>> Let's say I want to perform something for each node (and for each 
>> type of node a different activity) - for example I want to replace 
>> all lowercase 'a' letters to uppercase ones - in element text 
>> content, in attribute values, in CDATA sections and so on (this is an 
>> exemplary action). Do I have to use reflection for that?
>>
>> In W3C DOM I can use getNodeType() to distinguish node types and 
>> perform the replace recursively. How can I do the same using JDOM and 
>> not using 'instanceof'?
>>
>> Best Regards,
>> Grzegorz
>>
>>
>>
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>

-- 
Grzegorz Kaczor
Computaris Poland
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