XQilla: DOM 3 API: Context Item

Most recent edit on 2012-01-30 10:03:27 by JohnSnelson [Reverted to version from 2010-04-13 10:45:12]

Deletions:
play friv games∞
play bloons tower defense 4∞

Edited on 2011-12-21 07:45:26 by DanaGheorghe [minor]

Additions:
play friv games∞
play bloons tower defense 4∞

Deletions:
[http://www.frivtown.com∞ play friv games]
[http://www.frivtown.com/strategy-games/play-bloons-tower-defense-4∞ play bloons tower defense 4]

Edited on 2011-12-21 07:44:11 by DanaGheorghe [minor]

Additions:
[http://www.frivtown.com∞ play friv games]
[http://www.frivtown.com/strategy-games/play-bloons-tower-defense-4∞ play bloons tower defense 4]

Edited on 2010-04-13 10:45:12 by JohnSnelson [Reverted to version from 2008-02-05 03:23:36]

Additions:
This example parses a document and sets it as the context item. It then executes an XQuery expression that navigates relative to the context item. An equivalent example exists for the simple API.

Deletions:
This example parses a document and sets it as the context item. It then executes an XQuery expression that navigates relative to the context item. An equivalent example custom research papers∞ exists for the simple custom writing company∞ API.

Edited on 2010-04-01 15:43:37 by AbigailJohnson [minor]

Additions:
This example parses a document and sets it as the context item. It then executes an XQuery expression that navigates relative to the context item. An equivalent example custom research papers∞ exists for the simple custom writing company∞ API.

Deletions:
This example parses a document and sets it as the context item. It then executes an XQuery expression that navigates relative to the context item. An equivalent example exists for the simple API.

Edited on 2008-02-05 03:23:36 by JohnSnelson [Fixed a memory leak in the example]

Additions:
StdOutFormatTarget target;

writer->writeNode(&target, *(result->asNode()));

Deletions:
StdOutFormatTarget *target = new StdOutFormatTarget();
writer->writeNode(target, *(result->asNode()));

Edited on 2008-01-24 15:23:23 by JohnSnelson [Reworded]

Additions:
This example parses a document and sets it as the context item. It then executes an XQuery expression that navigates relative to the context item. An equivalent example exists for the simple API.

Deletions:
This example parses a document and sets it as the context item. It then executes an XQuery expression that navigates relative to the context item. The equivalent example done using the simple API can be found here.

Edited on 2007-11-22 10:35:45 by JohnSnelson [Reverted to version from 2007-01-19 11:32:47]

Deletions:
oloelall

darzelelcnav

Edited on 2007-11-15 13:04:03 by ZelcrOlore

Additions:
oloelall

Edited on 2007-11-12 12:07:24 by TroctReltr

Additions:
darzelelcnav

Edited on 2007-01-19 11:32:47 by JohnSnelson

Additions:
if(document

0) {
std::cerr
"Document not found."
std::endl;
return 1;
try {
Parse an XPath 2 expression
const DOMXPathExpression expression = document->createExpression(X("foo/bar/@baz"), 0);
Execute the query
XPath2Result result = (XPath2Result)expression->evaluate(document, XPath2Result::ITERATOR_RESULT, 0);
Create a DOMWriter to output the nodes
DOMWriter writer = xqillaImplementation->createDOMWriter();
StdOutFormatTarget target = new StdOutFormatTarget();
Iterate over the results, printing them
while(result->iterateNext()) {
writer->writeNode(target, (result->asNode()));
std::cout
std::endl;
}
Clean up all the objects we have created
writer->release();
result->release();
((XQillaExpression*)expression)->release();
catch(XQillaException &e) {
std::cerr
"XQillaException: "
UTF8(e.getString())
std::endl;
return 1;

Deletions:
Parse an XPath 2 expression
const DOMXPathExpression *expression = document->createExpression(X("foo/bar/@baz"), 0);
Execute the query
XPath2Result *result = (XPath2Result*)expression->evaluate(document, XPath2Result::ITERATOR_RESULT, 0);
Create a DOMWriter to output the nodes
DOMWriter *writer = xqillaImplementation->createDOMWriter();
StdOutFormatTarget *target = new StdOutFormatTarget();
Iterate over the results, printing them
while(result->iterateNext()) {
writer->writeNode(target, *(result->asNode()));
std::cout

std::endl;
Clean up all the objects we have created
writer->release();
result->release();
((XQillaExpression*)expression)->release();

Edited on 2007-01-19 11:24:32 by JohnSnelson

Additions:
writer->release();
result->release();
((XQillaExpression*)expression)->release();
builder->release();

Deletions:
result->release();
((XQillaExpression*)expression)->release();
delete document;

Oldest known version of this page was edited on 2005-12-20 15:16:46 by JohnSnelson []

Page view:

DOM 3 API: Context Item

#include <iostream>
#include <xercesc/dom/DOM.hpp>
#include <xercesc/framework/StdOutFormatTarget.hpp>
#include <xqilla/xqilla-dom3.hpp>

XERCES_CPP_NAMESPACE_USE;

int main(int argc, char *argv[]) {
// Initialise Xerces-C and XQilla using XQillaPlatformUtils
XQillaPlatformUtils::initialize();

// Get the XQilla DOMImplementation object
DOMImplementation *xqillaImplementation =
DOMImplementationRegistry::getDOMImplementation(X("XPath2 3.0"));

// Create a DOMBuilder object
DOMBuilder *builder = xqillaImplementation->createDOMBuilder(DOMImplementationLS::MODE_SYNCHRONOUS, 0);
builder->setFeature(X("namespaces"), true);
builder->setFeature(X("http://apache.org/xml/features/validation/schema"), true);
builder->setFeature(X("validation"), true);

// Parse a DOMDocument
DOMDocument *document = builder->parseURI("foo.xml");

// Parse an XPath 2 expression
const DOMXPathExpression *expression = document->createExpression(X("foo/bar/@baz"), 0);

// Execute the query
XPath2Result *result = (XPath2Result*)expression->evaluate(document, XPath2Result::ITERATOR_RESULT, 0);

// Create a DOMWriter to output the nodes
DOMWriter *writer = xqillaImplementation->createDOMWriter();
StdOutFormatTarget *target = new StdOutFormatTarget();

// Iterate over the results, printing them
while(result->iterateNext()) {
writer->writeNode(target, *(result->asNode()));
std::cout << std::endl;
}

// Clean up all the objects we have created
result->release();
((XQillaExpression*)expression)->release();
delete document;

// Terminate Xerces-C and XQilla using XQillaPlatformUtils
XQillaPlatformUtils::terminate();

return 0;
}

XQilla : DOM3APIContextItem

DOM 3 API: Context Item