#ifndef DOMSPtr_HEADER_GUARD_

#define DOMSPtr_HEADER_GUARD_

/*

 * Licensed to the Apache Software Foundation (ASF) under one or more

 * contributor license agreements.  See the NOTICE file distributed with

 * this work for additional information regarding copyright ownership.

 * The ASF licenses this file to You under the Apache License, Version 2.0

 * (the "License"); you may not use this file except in compliance with

 * the License.  You may obtain a copy of the License at

 * 

 *      http://www.apache.org/licenses/LICENSE-2.0

 * 

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

/*

 * $Id: StDOMNode.hpp 570125 2007-08-27 13:57:11Z amassari $

 */

#include <xercesc/dom/DOMNode.hpp>

#include <xercesc/dom/DOMAttr.hpp>

#include <xercesc/dom/DOMElement.hpp>

XERCES_CPP_NAMESPACE_BEGIN

/* This class is a smart pointer implementation over DOMNode interface and

** classes derived from it. It takes care of reference counting automatically.

** Reference counting is optional so use of this class is experimental.

*/

template <class T> class StDOMNode {

	T* m_node;

	static inline void INCREFCOUNT(T *x) { if (x != (T*)0) x->incRefCount(); }

	static inline void DECREFCOUNT(T *x) { if (x != (T*)0) x->decRefCount(); }

public:

	inline StDOMNode(T* node = (T*)0) : m_node(node) { INCREFCOUNT(m_node); }

	inline StDOMNode(const StDOMNode& stNode) : m_node(stNode.m_node) { INCREFCOUNT(m_node); }

	inline ~StDOMNode() { DECREFCOUNT(m_node); }

	inline T* operator= (T *node)

	{

		if (m_node != node) {

			DECREFCOUNT(m_node);

			m_node = node;

			INCREFCOUNT(m_node);

		}

		return (m_node);

	}

	inline bool operator!= (T* node) const { return (m_node != node); }

	inline bool operator== (T* node) const { return (m_node == node); }

	inline T& operator* () { return (*m_node); }

	inline const T& operator* () const { return (*m_node); }

	inline T* operator-> () const { return (m_node); }

	inline operator T*() const { return (m_node); }

	inline void ClearNode() { operator=((T*)(0)); }

};

#if defined(XML_DOMREFCOUNT_EXPERIMENTAL)

    typedef StDOMNode<DOMNode> DOMNodeSPtr;

#else

    typedef DOMNode* DOMNodeSPtr;

#endif

/* StDOMNode is a smart pointer implementation over DOMNode interface and

** classes derived from it. It takes care of reference counting automatically.

** Reference counting is optional so use of this class is experimental.

*/

#if defined(XML_DOMREFCOUNT_EXPERIMENTAL)

    typedef StDOMNode<DOMAttr> DOMAttrSPtr;

#else

    typedef DOMAttr* DOMAttrSPtr;

#endif

/* StDOMNode is a smart pointer implementation over DOMNode interface and

** classes derived from it. It takes care of reference counting automatically.

** Reference counting is optional so use of this class is experimental.

*/

#if defined(XML_DOMREFCOUNT_EXPERIMENTAL)

    typedef StDOMNode<DOMElement> DOMElementSPtr;

#else

    typedef DOMElement* DOMElementSPtr;

#endif

XERCES_CPP_NAMESPACE_END

#endif