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//
// DOMImplementation.cpp
//
// Library: XML
// Package: DOM
// Module: DOM
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#include "Poco/DOM/DOMImplementation.h"
#include "Poco/DOM/DocumentType.h"
#include "Poco/DOM/Document.h"
#include "Poco/DOM/Element.h"
#include "Poco/String.h"
#include "Poco/SingletonHolder.h"
namespace Poco {
namespace XML {
const XMLString DOMImplementation::FEATURE_XML = toXMLString("xml");
const XMLString DOMImplementation::FEATURE_CORE = toXMLString("core");
const XMLString DOMImplementation::FEATURE_EVENTS = toXMLString("events");
const XMLString DOMImplementation::FEATURE_MUTATIONEVENTS = toXMLString("mutationevents");
const XMLString DOMImplementation::FEATURE_TRAVERSAL = toXMLString("traversal");
const XMLString DOMImplementation::VERSION_1_0 = toXMLString("1.0");
const XMLString DOMImplementation::VERSION_2_0 = toXMLString("2.0");
DOMImplementation::DOMImplementation()
{
}
DOMImplementation::~DOMImplementation()
{
}
bool DOMImplementation::hasFeature(const XMLString& feature, const XMLString& version) const
{
XMLString lcFeature = Poco::toLower(feature);
return (lcFeature == FEATURE_XML && version == VERSION_1_0) ||
(lcFeature == FEATURE_CORE && version == VERSION_2_0) ||
(lcFeature == FEATURE_EVENTS && version == VERSION_2_0) ||
(lcFeature == FEATURE_MUTATIONEVENTS && version == VERSION_2_0) ||
(lcFeature == FEATURE_TRAVERSAL && version == VERSION_2_0);
}
DocumentType* DOMImplementation::createDocumentType(const XMLString& name, const XMLString& publicId, const XMLString& systemId) const
{
return new DocumentType(0, name, publicId, systemId);
}
Document* DOMImplementation::createDocument(const XMLString& namespaceURI, const XMLString& qualifiedName, DocumentType* doctype) const
{
Document* pDoc = new Document(doctype);
if (namespaceURI.empty())
pDoc->appendChild(pDoc->createElement(qualifiedName))->release();
else
pDoc->appendChild(pDoc->createElementNS(namespaceURI, qualifiedName))->release();
return pDoc;
}
namespace
{
static Poco::SingletonHolder<DOMImplementation> sh;
}
const DOMImplementation& DOMImplementation::instance()
{
return *sh.get();
}
} } // namespace Poco::XML
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