arabica/include/XPath/impl/xpath_namespace_node.hpp
2010-01-10 20:23:53 +00:00

132 lines
4.7 KiB
C++

#ifndef ARABICA_XPATHIC_XPATH_NAMESPACE_NODE_HPP
#define ARABICA_XPATHIC_XPATH_NAMESPACE_NODE_HPP
#ifdef _MSC_VER
#pragma warning(disable: 4250)
#endif
#include <DOM/Simple/DocumentImpl.hpp>
#include <DOM/Simple/NodeImpl.hpp>
#include <Arabica/StringAdaptor.hpp>
namespace Arabica
{
namespace XPath
{
const DOM::Node_base::Type NAMESPACE_NODE_TYPE = static_cast<DOM::Node_base::Type>(DOM::Node_base::MAX_TYPE + 27); // 27 is a random choice
namespace impl
{
template<class stringT, class string_adaptorT = Arabica::default_string_adaptor<stringT> >
class NamespaceNodeImpl : public DOM::Node_impl<stringT, string_adaptorT>
{
public:
typedef DOM::Node<stringT, string_adaptorT> NodeT;
typedef DOM::Node_impl<stringT, string_adaptorT> NodeImplT;
typedef DOM::NodeList_impl<stringT, string_adaptorT> NodeListT;
typedef DOM::NamedNodeMap_impl<stringT, string_adaptorT> NamedNodeMapT;
typedef DOM::Document_impl<stringT, string_adaptorT> DocumentImplT;
NamespaceNodeImpl(const NodeT& parentNode,
const stringT& localname,
const stringT& value) :
NodeImplT(),
parentNode_(parentNode.underlying_impl()),
localname_(localname),
value_(value),
ref_(0)
{
} // NamespaceNodeImpl
NamespaceNodeImpl(NodeImplT* parentNode,
const stringT& localname,
const stringT& value) :
NodeImplT(),
parentNode_(parentNode),
localname_(localname),
value_(value),
ref_(0)
{
} // NamespaceNodeImpl
virtual ~NamespaceNodeImpl() { }
////////////////////////////////////////////////////////
// not fully part of the document, so need to manage our own lifetime
virtual void addRef()
{
parentNode_->addRef();
++ref_;
} // addRef
virtual void releaseRef()
{
parentNode_->releaseRef();
if(!(--ref_))
delete this;
} // releaseRef
///////////////////////////////////////////////////////
// DOM::Node methods
virtual const stringT& getNodeName() const { return localname_; }
virtual const stringT& getNodeValue() const { return value_; }
virtual void setNodeValue(const stringT&) { oopsReadOnly(); }
virtual DOM::Node_base::Type getNodeType() const { return NAMESPACE_NODE_TYPE; }
virtual NodeImplT* getParentNode() const { return parentNode_; }
virtual NodeListT* getChildNodes() const { return 0; }
virtual NodeImplT* getFirstChild() const { return 0; }
virtual NodeImplT* getLastChild() const { return 0; }
virtual NodeImplT* getPreviousSibling() const { return 0; }
virtual NodeImplT* getNextSibling() const { return 0; }
virtual NamedNodeMapT* getAttributes() const { return 0; }
virtual DocumentImplT* getOwnerDocument() const { return parentNode_->getOwnerDocument(); }
virtual NodeImplT* insertBefore(NodeImplT* /* newChild */, NodeImplT* /* refChild */) { throw DOM::DOMException(DOM::DOMException::HIERARCHY_REQUEST_ERR); }
virtual NodeImplT* replaceChild(NodeImplT* /* newChild */, NodeImplT* /* oldChild */) { throw DOM::DOMException(DOM::DOMException::HIERARCHY_REQUEST_ERR); }
virtual NodeImplT* removeChild(NodeImplT* /* oldChild */) { throw DOM::DOMException(DOM::DOMException::HIERARCHY_REQUEST_ERR); }
virtual NodeImplT* appendChild(NodeImplT* /* newChild */) { throw DOM::DOMException(DOM::DOMException::HIERARCHY_REQUEST_ERR); }
virtual void purgeChild(NodeImplT* /* oldChild */) { throw DOM::DOMException(DOM::DOMException::HIERARCHY_REQUEST_ERR); }
virtual bool hasChildNodes() const { return false; }
virtual NodeImplT* cloneNode(bool /* deep */) const { return new NamespaceNodeImpl<stringT, string_adaptorT>(parentNode_, localname_, value_); }
virtual void normalize() { }
virtual bool isSupported(const stringT& /* feature */, const stringT& /* version */) const { return false; }
virtual const stringT& getNamespaceURI() const { return empty_; }
virtual const stringT& getPrefix() const { return empty_; }
virtual void setPrefix(const stringT&) { oopsReadOnly(); }
virtual const stringT& getLocalName() const { return localname_; }
virtual bool hasNamespaceURI() const { return false; }
virtual bool hasPrefix() const { return false; }
virtual bool hasAttributes() const { return false; }
private:
void oopsReadOnly() const { throw DOM::DOMException(DOM::DOMException::NO_MODIFICATION_ALLOWED_ERR); }
NodeImplT* parentNode_;
stringT localname_;
stringT value_;
const stringT empty_;
unsigned int ref_;
}; // class NamespaceNodeImpl
} // namespace impl
} // namespace XPath
} // namespace Arabica
#endif