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55ab3bd1 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | // $Id$ | |
17 | ||
3d1463c8 | 18 | //----------------------------------------------------------------------------- |
55ab3bd1 | 19 | /// \class AliMUONTOTCAStoreIterator |
20 | /// | |
21 | /// An iterator to access TObject stored in a TObjArray of TClonesArray | |
22 | /// | |
55ab3bd1 | 23 | /// \author Laurent Aphecetche, Subatech |
3d1463c8 | 24 | //----------------------------------------------------------------------------- |
55ab3bd1 | 25 | |
26 | #include "AliMUONTOTCAStoreIterator.h" | |
27 | ||
79dbdbc3 | 28 | #include "AliLog.h" |
55ab3bd1 | 29 | #include <TClonesArray.h> |
30 | #include <TObjArray.h> | |
31 | ||
32 | /// \cond CLASSIMP | |
33 | ClassImp(AliMUONTOTCAStoreIterator) | |
34 | /// \endcond | |
35 | ||
36 | //_____________________________________________________________________________ | |
37 | AliMUONTOTCAStoreIterator::AliMUONTOTCAStoreIterator(const TObjArray* data, | |
38 | Int_t firstChamberId, | |
39 | Int_t lastChamberId) | |
40 | : | |
41 | TIterator(), | |
72dae9ff | 42 | fkData(data), |
55ab3bd1 | 43 | fFirstChamberId(firstChamberId), |
44 | fLastChamberId(lastChamberId), | |
45 | fCurrentTCA(0x0), | |
46 | fCurrentTCAIndex(-1), | |
47 | fCurrentChamberId(-1) | |
48 | { | |
49 | /// Standard constructor | |
50 | Reset(); | |
51 | } | |
52 | ||
53 | //_____________________________________________________________________________ | |
6805f5be | 54 | AliMUONTOTCAStoreIterator& |
55ab3bd1 | 55 | AliMUONTOTCAStoreIterator::operator=(const TIterator& rhs) |
56 | { | |
57 | /// Overriden operator= (imposed by Root's declaration of TIterator ?) | |
79dbdbc3 | 58 | if ( this != &rhs ) |
55ab3bd1 | 59 | { |
79dbdbc3 | 60 | if ( rhs.IsA() != AliMUONTOTCAStoreIterator::Class() ) |
61 | { | |
62 | AliErrorGeneral("AliMUONTOTCAStoreIterator::operator=","Wrong type"); | |
63 | } | |
64 | else | |
65 | { | |
66 | const AliMUONTOTCAStoreIterator& rhs1 = | |
67 | static_cast<const AliMUONTOTCAStoreIterator&>(rhs); | |
68 | rhs1.CopyTo(*this); | |
69 | } | |
55ab3bd1 | 70 | } |
71 | return *this; | |
72 | } | |
73 | ||
74 | //_____________________________________________________________________________ | |
75 | AliMUONTOTCAStoreIterator::AliMUONTOTCAStoreIterator(const AliMUONTOTCAStoreIterator& rhs) | |
76 | : | |
77 | TIterator(rhs), | |
72dae9ff | 78 | fkData(0x0), |
55ab3bd1 | 79 | fFirstChamberId(-1), |
80 | fLastChamberId(-1), | |
81 | fCurrentTCA(0x0), | |
82 | fCurrentTCAIndex(-1), | |
83 | fCurrentChamberId(-1) | |
84 | { | |
85 | /// Copy constructor | |
86 | ||
87 | rhs.CopyTo(*this); | |
88 | } | |
89 | ||
90 | //_____________________________________________________________________________ | |
91 | AliMUONTOTCAStoreIterator::~AliMUONTOTCAStoreIterator() | |
92 | { | |
93 | /// Destructor | |
94 | } | |
95 | ||
96 | //_____________________________________________________________________________ | |
97 | AliMUONTOTCAStoreIterator& | |
98 | AliMUONTOTCAStoreIterator::operator=(const AliMUONTOTCAStoreIterator& rhs) | |
99 | { | |
100 | /// Assignment operator | |
101 | ||
102 | rhs.CopyTo(*this); | |
103 | return *this; | |
104 | } | |
105 | ||
106 | //_____________________________________________________________________________ | |
107 | void | |
108 | AliMUONTOTCAStoreIterator::CopyTo(AliMUONTOTCAStoreIterator& destination) const | |
109 | { | |
110 | /// Copy *this to destination | |
72dae9ff | 111 | destination.fkData=fkData; |
55ab3bd1 | 112 | destination.fFirstChamberId=fFirstChamberId; |
113 | destination.fLastChamberId=fLastChamberId; | |
114 | destination.fCurrentTCAIndex=fCurrentTCAIndex; | |
115 | destination.fCurrentChamberId=fCurrentChamberId; | |
116 | destination.fCurrentTCA=fCurrentTCA; | |
117 | } | |
118 | ||
119 | //_____________________________________________________________________________ | |
120 | const TCollection* | |
121 | AliMUONTOTCAStoreIterator::GetCollection() const | |
122 | { | |
123 | /// The top level collection we're iterating upon, i.e. a TObjArray | |
72dae9ff | 124 | return fkData; |
55ab3bd1 | 125 | } |
126 | ||
127 | //_____________________________________________________________________________ | |
128 | TObject* | |
129 | AliMUONTOTCAStoreIterator::Next() | |
130 | { | |
131 | /// Find and return next element in the store | |
132 | ||
133 | if ( fCurrentTCA && fCurrentTCAIndex < fCurrentTCA->GetLast() ) | |
134 | { | |
135 | ++fCurrentTCAIndex; | |
136 | } | |
137 | else | |
138 | { | |
139 | fCurrentTCAIndex = 0; | |
140 | fCurrentTCA = 0; | |
141 | ||
142 | while ( ( !fCurrentTCA || fCurrentTCA->GetLast()==-1 ) && | |
143 | fCurrentChamberId < fLastChamberId ) | |
144 | { | |
145 | ++fCurrentChamberId; | |
72dae9ff | 146 | fCurrentTCA = static_cast<TClonesArray*>(fkData->At(fCurrentChamberId)); |
55ab3bd1 | 147 | } |
148 | } | |
149 | ||
150 | if ( fCurrentTCA ) | |
151 | { | |
152 | // get the pointer to be returned | |
153 | return fCurrentTCA->At(fCurrentTCAIndex); | |
154 | } | |
155 | ||
156 | return 0x0; | |
157 | } | |
158 | ||
159 | //_____________________________________________________________________________ | |
160 | void | |
161 | AliMUONTOTCAStoreIterator::Reset() | |
162 | { | |
163 | /// Reset the iterator | |
164 | fCurrentTCAIndex = -1; | |
165 | fCurrentChamberId = fFirstChamberId-1; | |
166 | fCurrentTCA = 0x0; | |
167 | } |