/* * Copyright 2003,2004 The Apache Software Foundation. *  * Licensed 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. */ /*  * $Log: MemoryManager.hpp,v $  * Revision 1.3  2004/09/08 13:55:57  peiyongz  * Apache License Version 2.0  *  * Revision 1.2  2003/04/27 17:17:01  jberry  * Add include for stdlib to pull in size_t declaration  *  * Revision 1.1  2003/04/21 15:47:45  knoaman  * Initial check-in.  *  */#if !defined(MEMORYMANAGER_HPP)#define MEMORYMANAGER_HPP#include <xercesc/util/XercesDefs.hpp>#include <stdlib.h>XERCES_CPP_NAMESPACE_BEGIN/** *  Configurable memory manager * *  <p>This interface allows outside applications to plug in their own memory *  manager to be used by Xerces for memory allocation/deallocation.</p>  */class XMLPARSER_EXPORT MemoryManager{public:    // -----------------------------------------------------------------------    //  Constructors are hidden, only the virtual destructor is exposed    // -----------------------------------------------------------------------    /** @name Destructor */    //@{    /**      * Default destructor      */    virtual ~MemoryManager()    {    }    //@}    // -----------------------------------------------------------------------    //  The virtual memory manager interface    // -----------------------------------------------------------------------    /** @name The pure virtual methods in this interface. */    //@{    /**      * This method allocates requested memory.      *      * @param size The requested memory size      *      * @return A pointer to the allocated memory      */    virtual void* allocate(size_t size) = 0;    /**      * This method deallocates memory      *      * @param p The pointer to the allocated memory to be deleted      */    virtual void deallocate(void* p) = 0;    //@}protected :    // -----------------------------------------------------------------------    //  Hidden Constructors    // -----------------------------------------------------------------------    /** @name Constructor */    //@{    /**      * Protected default constructor      */    MemoryManager()    {    }    //@}private:    // -----------------------------------------------------------------------    //  Unimplemented constructors and operators    // -----------------------------------------------------------------------    MemoryManager(const MemoryManager&);    MemoryManager& operator=(const MemoryManager&);};XERCES_CPP_NAMESPACE_END#endif