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https://develop.openfoam.com/Development/openfoam.git
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- This makes the following safe:
auto iter = ptrTable.find(unknownKey);
ptrTable.erase(iter);
- Unmask HashPtrTable::erase(const Key& key) method
174 lines
4.8 KiB
C++
174 lines
4.8 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) 2011-2016 OpenFOAM Foundation
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\\/ M anipulation | Copyright (C) 2017 OpenCFD Ltd.
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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
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the Free Software Foundation, either version 3 of the License, or
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(at your 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, see <http://www.gnu.org/licenses/>.
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Class
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Foam::HashPtrTable
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Description
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A HashTable of pointers to objects of type \<T\>.
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SourceFiles
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HashPtrTable.C
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HashPtrTableIO.C
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\*---------------------------------------------------------------------------*/
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#ifndef HashPtrTable_H
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#define HashPtrTable_H
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#include "HashTable.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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class Istream;
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class Ostream;
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// Forward declaration of friend functions and operators
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template<class T, class Key, class Hash> class HashPtrTable;
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template<class T, class Key, class Hash>
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Istream& operator>>(Istream& is, HashPtrTable<T, Key, Hash>& tbl);
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template<class T, class Key, class Hash>
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Ostream& operator<<(Ostream& os, const HashPtrTable<T, Key, Hash>& tbl);
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/*---------------------------------------------------------------------------*\
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Class HashPtrTable Declaration
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\*---------------------------------------------------------------------------*/
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template<class T, class Key=word, class Hash=string::hash>
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class HashPtrTable
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:
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public HashTable<T*, Key, Hash>
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{
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// Private Member Functions
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//- Read from Istream using given Istream constructor class
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template<class INew>
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void read(Istream& is, const INew& inewt);
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//- Read from dictionary using given dictionary constructor class
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template<class INew>
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void read(const dictionary& dict, const INew& inewt);
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public:
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//- The template instance used for this table
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typedef HashPtrTable<T, Key, Hash> this_type;
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//- The template instance used for the parent HashTable
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typedef HashTable<T*, Key, Hash> parent_type;
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using iterator = typename parent_type::iterator;
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using const_iterator = typename parent_type::const_iterator;
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// Constructors
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//- Construct given initial table size
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HashPtrTable(const label size = 128);
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//- Construct from Istream using given Istream constructor class
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template<class INew>
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HashPtrTable(Istream& is, const INew& inewt);
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//- Construct from Istream using default Istream constructor class
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HashPtrTable(Istream& is);
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//- Construct from dictionary with default dictionary constructor class
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HashPtrTable(const dictionary& dict);
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//- Construct as copy
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HashPtrTable(const this_type& ht);
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//- Destructor
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~HashPtrTable();
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// Member Functions
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// Edit
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//- Remove and return the pointer specified by given iterator.
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// Includes a safeguard against the end-iterator.
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T* remove(iterator& iter);
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//- Erase an entry specified by given iterator
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// Includes a safeguard against the end-iterator.
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bool erase(iterator& iter);
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//- Erase an entry specified by the given key
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bool erase(const Key& key);
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//- Clear all entries from table
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void clear();
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//- Write
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void write(Ostream& os) const;
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// Member Operators
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//- Copy assignment
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void operator=(const this_type& rhs);
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// IOstream Operators
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friend Istream& operator>> <T, Key, Hash>
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(
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Istream& is,
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HashPtrTable<T, Key, Hash>& tbl
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);
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friend Ostream& operator<< <T, Key, Hash>
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(
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Ostream& os,
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const HashPtrTable<T, Key, Hash>& tbl
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);
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#ifdef NoRepository
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#include "HashPtrTable.C"
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#endif
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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