Creation of OpenFOAM-dev repository 15/04/2008

src/OpenFOAM/containers/HashTables/HashSet/HashSet.H

@@ -0,0 +1,111 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 1991-2007 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software; you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by the
+    Free Software Foundation; either version 2 of the License, or (at your
+    option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM; if not, write to the Free Software Foundation,
+    Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+Class
+    Foam::HashSet
+
+Description
+    A HashTable with word keys but without contents.
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef HashSet_H
+#define HashSet_H
+
+#include "HashTable.H"
+#include "empty.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+
+/*---------------------------------------------------------------------------*\
+                           Class HashSet Declaration
+\*---------------------------------------------------------------------------*/
+
+template<class Key=word, class Hash=string::hash>
+class HashSet
+:
+    public HashTable<empty, Key, Hash>
+{
+
+public:
+
+    // Constructors
+
+        //- Construct given initial map size
+        HashSet(label size = 100)
+        :
+            HashTable<empty, Key, Hash>(size)
+        {}
+
+        //- Construct from Istream
+        HashSet(Istream& is)
+        :
+            HashTable<empty, Key, Hash>(is)
+        {}
+
+        //- Construct from UList of Key
+        HashSet(const UList<Key>& ul)
+        :
+            HashTable<empty, Key, Hash>(2*ul.size())
+        {
+            forAll (ul, i)
+            {
+                insert(ul[i]);
+            }
+        }
+
+        //- Construct as copy
+        HashSet(const HashSet<Key, Hash>& hs)
+        :
+            HashTable<empty, Key, Hash>(hs)
+        {}
+
+
+    // Member Functions
+
+        // Edit
+
+            //- Insert a new hashedEntry
+            bool insert(const Key& key)
+            {
+                return HashTable<empty, Key, Hash>::insert(key, empty());
+            }
+};
+
+
+typedef HashSet<> wordHashSet;
+
+   
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //