/*

 * 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: CountedPointer.hpp 568078 2007-08-21 11:43:25Z amassari $

 */

#if !defined(COUNTEDPOINTERTO_HPP)

#define COUNTEDPOINTERTO_HPP

#include <xercesc/util/NullPointerException.hpp>

XERCES_CPP_NAMESPACE_BEGIN

template <class T> class CountedPointerTo : public XMemory

{

public:

    // -----------------------------------------------------------------------

    //  Constructors and Destructor

    // -----------------------------------------------------------------------

    CountedPointerTo(const CountedPointerTo<T>& toCopy);

    CountedPointerTo(T* p = 0);

    ~CountedPointerTo();

    // -----------------------------------------------------------------------

    //  Operators

    // -----------------------------------------------------------------------

    CountedPointerTo<T>& operator=(const CountedPointerTo<T>& other);

    operator T*();

    const T* operator->() const;

    T* operator->();

    const T& operator*() const;

    T& operator*();

private:

    // -----------------------------------------------------------------------

    //  Data members

    //

    //  fPtr

    //      The pointer that we are counting. The T type must implement the

    //      addRef() and removeRef() APIs but it doesn't have to derive from

    //      any particular type.

    // -----------------------------------------------------------------------

    T*  fPtr;

};

XERCES_CPP_NAMESPACE_END

#if !defined(XERCES_TMPLSINC)

#include <xercesc/util/CountedPointer.c>

#endif

#endif