XQuilla/include/xqilla/framework/XPath2MemoryManagerImpl.hpp
2020-02-17 22:13:50 +01:00

67 lines
1.8 KiB
C++

/*
* Copyright (c) 2001-2008
* DecisionSoft Limited. All rights reserved.
* Copyright (c) 2004-2008
* Oracle. All rights reserved.
*
* 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: XPath2MemoryManagerImpl.hpp,v 1.9 2008/01/08 18:47:30 jpcs Exp $
*/
#ifndef __XPATH2MEMORYMANAGERIMPL_HPP
#define __XPATH2MEMORYMANAGERIMPL_HPP
#include <xqilla/framework/XQillaExport.hpp>
#include <xqilla/framework/BaseMemoryManager.hpp>
#if 0
// Turn OFF use of windows heap by default.
// There is a fragmentation problem resulting
// in less available memory
#if defined(WIN32) && !defined(__CYGWIN__)
#define WIN_USE_HEAP
#endif
#endif
class XQILLA_API XPath2MemoryManagerImpl : public BaseMemoryManager
{
public:
XPath2MemoryManagerImpl();
virtual ~XPath2MemoryManagerImpl();
#if defined(WIN_USE_HEAP)
virtual void *allocate(size_t numElements);
virtual void deallocate(void* p);
#endif
protected:
#if defined(WIN_USE_HEAP)
virtual void initialise();
virtual void releaseAll();
virtual void *internal_allocate(size_t size) { return 0; }
virtual void internal_deallocate(void *p) {}
#else
virtual void *internal_allocate(size_t size);
virtual void internal_deallocate(void *p);
#endif
private:
#if defined(WIN_USE_HEAP)
HANDLE fHeap;
#endif
};
#endif //__XPATH2MEMORYMANAGERIMPL_HPP