DbHeap.h

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/*
  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: DbHeap.h 726071 2016-02-25 09:23:05Z krasznaa $
//====================================================================
//  DbHeap class definitions
//--------------------------------------------------------------------
//
//  Package    : StorageSvc  (The POOL project)
//  @author      M.Frank
//====================================================================
#ifndef POOL_STORAGESVC_DBHEAP_H
#define POOL_STORAGESVC_DBHEAP_H
 
// Framework include files
#include "PersistentDataModel/Token.h"
#include "StorageSvc/pool.h"
#include "StorageSvc/DbHandleBase.h"
 
/*
 *  POOL namespace declaration
 */
namespace pool  {
 
  // Forward declarations
  class DbContainer;
  template <class T> class DbObjectHandle;
 
  class DbHeap  {
  public:
    DbHeap();
    virtual ~DbHeap();
    static size_t guardSize();
    static Token::OID_t& oid(DbObject* pObj);
    static const Token::OID_t& oid(const DbObject* pObj);
    static DbContainer& container(DbObject* pObj);
    static const DbContainer& container(const DbObject* pObj);
    static DbStatus free(void* ptr, DbContainer* cntH);
    static DbObject* allocate(size_t siz,
                              DbContainer* cntH,
                              const Token::OID_t* linkH,
                              DbObjectHandle<DbObject>* objH);
  };
}       // End namespace pool
#endif  // POOL_STORAGESVC_DBHEAP_H