commons-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Paul Libbrecht <p...@activemath.org>
Subject Re: [jelly] XMLOutput.data(Object)
Date Wed, 06 Oct 2004 08:37:21 GMT
It does differ only by the fact that you write an >>Object<< and not 
XML-nodes!
Only, this tiny change to be able to invoke the sacred functional word.

paul


Le 6 oct. 04, à 10:12, Dion Gillard a écrit :

> How does this differ from writing to XMLOutput.
>
> It seems XMLOutput is being confused with the context...?
>
>
> On Wed, 6 Oct 2004 09:54:11 +0200, Paul Libbrecht 
> <paul@activemath.org> wrote:
>> Maybe one little quick example:
>>
>> - currently, jelly-swing's ComponentTag calls, somewhere down in its
>> doTag() findAncestorWithClass(ContainerTag.class) to which they call
>> addComponent... At least one major drawback: putting such in a defined
>> tag does not work unless you go till the top-level container in the
>> defined tag (so no re-used swing script-snippets). Many other 
>> issues...
>> - proposed: jelly-swing's ComponentTag should call, in its doTag(),
>> xmlOutput.data(myBean)
>>    Advantage: works with scripts.
>>
>> - currently: jelly-sql can only define variables with the current
>> result-sets
>>    Instead, the result-set could be given as data and the latter be
>> transformed by some other tags
>>    (e.g. a tag that would merge the fields, or extract the only
>> interesting ones).
>>
>> Overall, the idea is to have the ability for a tag to give "return
>> value"  that is not XML.
>>
>> I could produce many more scenarios. Most probably that should affect
>> UseBeanTag... though maybe not at first launch. I would propose to
>> enrich XMLOutput class itself (by adding the method doing the default
>> toString). This should really bother the release, I believe. Then I'd
>> like to concentrate on using this jelly-swing, with the hope to be 
>> able
>> to make a jelly-swing-runner as a browser (maybe for jelly-swing 1.1 
>> or
>> so).
>>
>> paul
>>
>> Le 6 oct. 04, à 00:05, Dion Gillard a écrit :
>>
>>
>>
>>> I'm not sure I understand what the use of this method is for Tags and
>>> TagLibraries, since it's on XML output.
>>>
>>> Can you give us an idea?
>>>
>>>
>>> On Tue, 5 Oct 2004 21:31:08 +0200, Paul Libbrecht
>>> <paul@activemath.org> wrote:
>>>>
>>>> Dear Jellyers,
>>>>
>>>> I'd like to propose an addition to the XMLOutput class, used
>>>> throughout
>>>> Jelly:
>>>>    a method called data() (or object) accepting any object.
>>>>
>>>> By default... take the toString and call characters...
>>>> Actually, this is the way it is done with the return value of a Jexl
>>>> expression as part of a text node.
>>>>
>>>> But the interesting comes in the non-default case:
>>>> - a math library could return a polynomial or numerical type... and
>>>> this could then be further evaluated by parents
>>>> - the arg element of jelly could actually avoid special treatment as
>>>> it
>>>> has currently
>>>> - most of my interest applies for jelly-swing: the components would
>>>> then want to call data(component) on the xmlOutput. The latter could
>>>> be
>>>> filtered by constraint-tags to call 
>>>> data(component-with-constraints).
>>>> Finally, container tags could, also, filter, and receive the 
>>>> resulting
>>>> data and add it.
>>>>
>>>> I would look forward to comments !
>>
>> ---------------------------------------------------------------------
>> To unsubscribe, e-mail: commons-dev-unsubscribe@jakarta.apache.org
>> For additional commands, e-mail: commons-dev-help@jakarta.apache.org
>>
>>
>
>
> -- 
> http://www.multitask.com.au/people/dion/
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: commons-dev-unsubscribe@jakarta.apache.org
> For additional commands, e-mail: commons-dev-help@jakarta.apache.org
>


---------------------------------------------------------------------
To unsubscribe, e-mail: commons-dev-unsubscribe@jakarta.apache.org
For additional commands, e-mail: commons-dev-help@jakarta.apache.org


Mime
View raw message