Map.H
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1 /*---------------------------------------------------------------------------*\
2  ========= |
3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration |
5  \\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
6  \\/ M anipulation |
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21  You should have received a copy of the GNU General Public License
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23 
24 Class
25  Foam::Map
26 
27 Description
28  A HashTable to objects of type <T> with a label key.
29 
30 See also
31  PtrMap
32 
33 \*---------------------------------------------------------------------------*/
34 
35 #ifndef Map_H
36 #define Map_H
37 
38 #include "HashTable.H"
39 
40 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
41 
42 namespace Foam
43 {
44 
45 /*---------------------------------------------------------------------------*\
46  Class Map Declaration
47 \*---------------------------------------------------------------------------*/
48 
49 template<class T>
50 class Map
51 :
52  public HashTable<T, label, Hash<label>>
53 {
54 
55 public:
56 
58 
61 
62  // Constructors
63 
64  //- Construct given initial size
65  Map(const label size = 128)
66  :
68  {}
69 
70  //- Construct from Istream
71  Map(Istream& is)
72  :
73  HashTable<T, label, Hash<label>>(is)
74  {}
75 
76  //- Construct as copy
77  Map(const Map<T>& map)
78  :
79  HashTable<T, label, Hash<label>>(map)
80  {}
81 
82  //- Construct by transferring the parameter contents
83  Map(const Xfer<Map<T>>& map)
84  :
85  HashTable<T, label, Hash<label>>(map)
86  {}
87 
88  //- Construct by transferring the parameter contents
89  Map(const Xfer<HashTable<T, label, Hash<label>>>& map)
90  :
91  HashTable<T, label, Hash<label>>(map)
92  {}
93 
94 };
95 
96 
97 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
98 
99 } // End namespace Foam
100 
101 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
102 
103 #endif
104 
105 // ************************************************************************* //
A simple container for copying or transferring objects of type <T>.
Definition: Xfer.H:85
intWM_LABEL_SIZE_t label
A label is an int32_t or int64_t as specified by the pre-processor macro WM_LABEL_SIZE.
Definition: label.H:59
Map(const label size=128)
Construct given initial size.
Definition: Map.H:64
An STL-conforming const_iterator.
Definition: HashTable.H:470
HashTable< T, label, Hash< label > >::iterator iterator
Definition: Map.H:56
An Istream is an abstract base class for all input systems (streams, files, token lists etc)...
Definition: Istream.H:57
HashTable< T, label, Hash< label > >::const_iterator const_iterator
Definition: Map.H:59
label size() const
Return number of elements in table.
An STL-conforming iterator.
Definition: HashTable.H:415
An STL-conforming hash table.
Definition: HashTable.H:61
void T(FieldField< Field, Type > &f1, const FieldField< Field, Type > &f2)
Hash function class for primitives. All non-primitives used to hash entries on hash tables likely nee...
Definition: Hash.H:54
Namespace for OpenFOAM.
A HashTable to objects of type <T> with a label key.
Definition: Map.H:49