/* * 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. *//* * $Id: XMemory.hpp,v 1.7 2004/09/08 13:56:25 peiyongz Exp $ */#if !defined(XMEMORY_HPP)#define XMEMORY_HPP#include <xercesc/util/XercesDefs.hpp>#include <stdlib.h>XERCES_CPP_NAMESPACE_BEGINclass MemoryManager;/** *  This class makes it possible to override the C++ memory management by *  adding new/delete operators to this base class. * *  This class is used in conjuction with the pluggable memory manager. It *  allows applications to control Xerces memory management. */class XMLUTIL_EXPORT XMemory{public :    // -----------------------------------------------------------------------    //  The C++ memory management    // -----------------------------------------------------------------------    /** @name The C++ memory management */    //@{    /**      * This method overrides operator new      *      * @param size The requested memory size      */    void* operator new(size_t size);#if defined(XML_VISUALCPP)    /**      * This method overrides the MFC debug version of the operator new      *       * @param size   The requested memory size      * @param file   The file where the allocation was requested      * @param line   The line where the allocation was requested       */     void* operator new(size_t size, const char* file, int line);    /**      * This method provides a matching delete for the MFC debug new      *       * @param p      The pointer to the allocated memory      * @param file   The file where the allocation was requested      * @param line   The line where the allocation was requested       */     void operator delete(void* p, const char* file, int line);#endif    /**      * This method overrides placement operator new      *      * @param size   The requested memory size      * @param memMgr An application's memory manager      */    void* operator new(size_t size, MemoryManager* memMgr);    /**      * This method overrides operator delete      *      * @param p The pointer to the allocated memory      */    void operator delete(void* p);     //The Borland compiler is complaining about duplicate overloading of delete#if !defined(XML_BORLAND)    /**      * This method provides a matching delete for the placement new      *      * @param p      The pointer to the allocated memory      * @param memMgr An application's memory manager       */    void operator delete(void* p, MemoryManager* memMgr);#endif    //@}protected :    // -----------------------------------------------------------------------    //  Hidden Constructors    // -----------------------------------------------------------------------    /** @name Constructor */    //@{    /**      * Protected default constructor and copy constructor      */    XMemory()    {    }    XMemory(const XMemory&)    {    }    //@}#if defined(XML_BORLAND)    virtual ~XMemory()    {    }#endifprivate:    // -----------------------------------------------------------------------    //  Unimplemented operators    // -----------------------------------------------------------------------    XMemory& operator=(const XMemory&);};XERCES_CPP_NAMESPACE_END#endif