MemoryManager.hpp
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- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2003 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 1999, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Log: MemoryManager.hpp,v $
- * 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