poco/XML/src/AttrMap.cpp
2008-01-28 17:26:21 +00:00

146 lines
3.6 KiB
C++

//
// AttrMap.cpp
//
// $Id: //poco/svn/XML/src/AttrMap.cpp#2 $
//
// Library: XML
// Package: DOM
// Module: DOM
//
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
//
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//
#include "Poco/DOM/AttrMap.h"
#include "Poco/DOM/Attr.h"
#include "Poco/DOM/Element.h"
#include "Poco/DOM/Document.h"
#include "Poco/DOM/DOMException.h"
namespace Poco {
namespace XML {
AttrMap::AttrMap(Element* pElement):
_pElement(pElement)
{
poco_check_ptr (pElement);
_pElement->duplicate();
}
AttrMap::~AttrMap()
{
_pElement->release();
}
Node* AttrMap::getNamedItem(const XMLString& name) const
{
return _pElement->getAttributeNode(name);
}
Node* AttrMap::setNamedItem(Node* arg)
{
poco_check_ptr (arg);
if (arg->nodeType() != Node::ATTRIBUTE_NODE)
throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
return _pElement->setAttributeNode(static_cast<Attr*>(arg));
}
Node* AttrMap::removeNamedItem(const XMLString& name)
{
Attr* pAttr = _pElement->getAttributeNode(name);
if (pAttr)
return _pElement->removeAttributeNode(pAttr);
else
return 0;
}
Node* AttrMap::item(unsigned long index) const
{
AbstractNode* pAttr = _pElement->_pFirstAttr;
while (index-- > 0 && pAttr) pAttr = static_cast<AbstractNode*>(pAttr->nextSibling());
return pAttr;
}
unsigned long AttrMap::length() const
{
unsigned long result = 0;
AbstractNode* pAttr = _pElement->_pFirstAttr;
while (pAttr)
{
pAttr = static_cast<AbstractNode*>(pAttr->nextSibling());
++result;
}
return result;
}
Node* AttrMap::getNamedItemNS(const XMLString& namespaceURI, const XMLString& localName) const
{
return _pElement->getAttributeNodeNS(namespaceURI, localName);
}
Node* AttrMap::setNamedItemNS(Node* arg)
{
poco_check_ptr (arg);
if (arg->nodeType() != Node::ATTRIBUTE_NODE)
throw DOMException(DOMException::HIERARCHY_REQUEST_ERR);
return _pElement->setAttributeNodeNS(static_cast<Attr*>(arg));
}
Node* AttrMap::removeNamedItemNS(const XMLString& namespaceURI, const XMLString& localName)
{
Attr* pAttr = _pElement->getAttributeNodeNS(namespaceURI, localName);
if (pAttr)
return _pElement->removeAttributeNode(pAttr);
else
return 0;
}
void AttrMap::autoRelease()
{
_pElement->ownerDocument()->autoReleasePool().add(this);
}
} } // namespace Poco::XML