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https://develop.openfoam.com/Development/openfoam.git
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118 lines
3.1 KiB
C++
118 lines
3.1 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 1991-2008 OpenCFD Ltd.
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 OpenFOAM; if not, write to the Free Software Foundation,
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Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Class
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Foam::HashSet
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Description
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A HashTable with word keys but without contents.
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Typedef
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Foam::wordHashSet
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Description
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A HashSet with (the default) word keys.
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\*---------------------------------------------------------------------------*/
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#ifndef HashSet_H
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#define HashSet_H
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#include "HashTable.H"
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#include "empty.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class HashSet Declaration
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\*---------------------------------------------------------------------------*/
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template<class Key=word, class Hash=string::hash>
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class HashSet
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:
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public HashTable<empty, Key, Hash>
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{
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public:
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// Constructors
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//- Construct given initial map size
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HashSet(label size = 100)
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:
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HashTable<empty, Key, Hash>(size)
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{}
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//- Construct from Istream
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HashSet(Istream& is)
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:
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HashTable<empty, Key, Hash>(is)
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{}
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//- Construct from UList of Key
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HashSet(const UList<Key>& ul)
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:
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HashTable<empty, Key, Hash>(2*ul.size())
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{
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forAll (ul, i)
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{
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insert(ul[i]);
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}
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}
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//- Construct as copy
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HashSet(const HashSet<Key, Hash>& hs)
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:
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HashTable<empty, Key, Hash>(hs)
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{}
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// Member Functions
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// Edit
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//- Insert a new hashedEntry
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bool insert(const Key& key)
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{
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return HashTable<empty, Key, Hash>::insert(key, empty());
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}
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};
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typedef HashSet<> wordHashSet;
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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