Re: [Vtd-xml-users] vtdNav's getText();

[Jimmy Z. <cra...@co...>]

John, Can you put togehter a test case so I can test it out on my machine?
 Thanks,
jimmy
----- Original Message ----- 
From: "John Kraal - Kewill Interchain NL" <jk...@in...>
To: "Jimmy Zhang" <cra...@co...>; "Pieter Bas Kappel" 
<pk...@in...>
Sent: Friday, October 27, 2006 12:22 AM
Subject: Re: [Vtd-xml-users] vtdNav's getText();


> The point is, the node has text, and I suppose that it has to be found
> (it's there :P)
>
> With a little readjustment the code looks like this:
>
> if (!selectXPath(ap,L"//*"))
> return 1;
>
> bind(ap, vn);
> while ((result = evalXPath(ap)) != -1)
> {
> elementName = toString(vn, result);
> t = getText(vn);
> if (t != -1)
> {
> elementValue = toNormalizedString(vn,t);
> wprintf(L"r: %d e: %ls (%d): %ls \n",
> result,
> elementName,
> t,
> elementValue);
> free(elementName);
> free(elementValue);
> }
> count++;
> }
>
> the XML which I created this for this purpose:
>
> <?xml version="1.0" encoding="UTF-8"?>
> <root>
>        <thing attr="value">
>                <subnode attr="value">Some textual data</subnode>
>                <anothersubnode>Some more textual data</subnode>
>        </thing>
>        <thing attr="second value">
>                <subnode attr="value">even more textual data</subnode>
>                <anothersubnode>Even more more textual data</subnode>
>        </thing>
> </root>
>
> Output:
>
> unims@gxvm1:~/src/xmltest$ ./test ./test.xml
> size of the file is 341 bytes
>
> While the output with the supplied servers.xml is:
>
> unims@gxvm1:~/src/xmltest$ ./test servers.xml
> size of the file is 7638 bytes
> r: 19 e: title (20): Network World on Servers
> r: 21 e: link (22): http://www.nwfusion.com/topics/servers.html
> r: 23 e: description (24): The latest server news, analysis, reviews and
> feature articles from Network World Fusion.
> [..]
> r: 212 e: description (213): Click here to see what Gartner, Network
> World and other experts say about the new data center.
> r: 215 e: dc:date (216): 2004-04-12T00:00:00Z
>
> Total number of elements 97
>
> I don't actually see the problem
>
> Regards,
> John
>
> Jimmy Zhang wrote:
>> since VTD-XML uses integer to address a VTD record,
>> in cases where the lookup returns nothing, VTDnav returns -1.
>> It is equivalent to NULL in DOM...
>> ----- Original Message ----- From: "John Kraal - Kewill Interchain NL"
>> <jk...@in...>
>> To: <vtd...@li...>
>> Sent: Thursday, October 26, 2006 7:32 AM
>> Subject: [Vtd-xml-users] vtdNav's getText();
>>
>>
>>> Hello,
>>>
>>> I'm busy recomposing the vtd-xml package for linux and unix with
>>> autotools and strict c-compiler-thingies. It's almost working now, but
>>> I've encountered this and have not yet been able to figure out why this
>>> happens.
>>>
>>> I've got this piece of code (straight from the code sample):
>>>
>>> t = getText(vn);
>>> wprintf(L"t: %d\n", t);
>>> if (t != -1)
>>> {
>>> tmpString = toNormalizedString(vn,t);
>>> wprintf(L" text ==> %ls \n", tmpString);
>>> free(tmpString);
>>> }
>>>
>>> Somehow getText _always_ returns -1; the file is generated by libxml2
>>> and utf-8 encoded. Could somebody please help me locate or explain this
>>> problem?
>>>
>>> Regards,
>>>
>>> John Kraal
>>>
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>>
>>
>