88 lines
2.2 KiB
C
88 lines
2.2 KiB
C
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/*
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----
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This file is part of SECONDO.
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Copyright (C) 2004-2007, University in Hagen, Department of Computer Science,
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Database Systems for New Applications.
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SECONDO is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SECONDO is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SECONDO; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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----
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2.1 Class ~BinaryFile~
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*/
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#ifndef BINARYFILE_H
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#define BINARYFILE_H
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#include <string>
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#include "Attribute.h"
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#include "ListUtils.h"
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#include "../../Tools/Flob/Flob.h"
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class BinaryFile : public Attribute
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{
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public:
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BinaryFile( const int size, const bool defined=false );
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inline ~BinaryFile();
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inline void Destroy();
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inline size_t Sizeof() const;
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inline size_t HashValue() const;
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void CopyFrom(const Attribute* right);
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inline int Compare(const Attribute * arg) const;
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inline bool Adjacent(const Attribute * arg) const;
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BinaryFile* Clone() const;
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std::ostream& Print( std::ostream &os ) const;
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inline int NumOfFLOBs() const;
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inline Flob *GetFLOB(const int i);
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void Encode( std::string& textBytes ) const;
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void Decode( const std::string& textBytes );
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bool SaveToFile( const std::string& fileName ) const;
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int GetSize() const;
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void Get(const size_t offset, const size_t size, char* bytes) const;
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void Resize(int newSize);
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void Put(const size_t offset, const size_t size, const char* bytes);
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static void* Cast(void* addr);
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static const std::string BasicType() { return "binfile";}
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static const bool checkType(const ListExpr list){
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return listutils::isSymbol(list, BasicType());
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}
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private:
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inline BinaryFile() {};
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/*
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This constructor should not be used.
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*/
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Flob binData;
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bool canDelete;
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};
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namespace FilePath {
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const std::string BasicType();
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}
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#endif
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