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5006ec94 | 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 | // $Id$ | |
2c605e66 | 17 | // $MpId: AliMpExMap.cxx,v 1.4 2006/03/17 11:34:46 ivana Exp $ |
5006ec94 | 18 | // Category: basic |
f7006443 | 19 | // ------------------------ |
5006ec94 | 20 | // Class AliMpExMap |
21 | // ------------------------ | |
22 | // Helper class making Root persistent TExMap | |
23 | // Author:Ivana Hrivnacova; IPN Orsay | |
24 | ||
617853db | 25 | #include "AliMpExMap.h" |
2c605e66 | 26 | #include "AliMpIntPair.h" |
617853db | 27 | |
2c605e66 | 28 | #include "AliLog.h" |
5006ec94 | 29 | |
30 | #include <TClass.h> | |
5006ec94 | 31 | #include <TString.h> |
2c605e66 | 32 | #include <Riostream.h> |
5006ec94 | 33 | |
2c605e66 | 34 | #include <stdlib.h> |
5006ec94 | 35 | |
5006ec94 | 36 | // |
37 | // static members | |
38 | // | |
39 | ||
40 | const Int_t AliMpExMap::fgkDefaultSize = 300; | |
41 | const Bool_t AliMpExMap::fgkDefaultOwnership = true; | |
42 | ||
43 | const Int_t AliMpExMap::fgkSeparator1 = 10000; | |
44 | const Int_t AliMpExMap::fgkSeparator2 = 100; | |
45 | ||
46 | const TString AliMpExMap::fgkCharacterMap | |
47 | = " 1234567890abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ."; | |
48 | ||
617853db | 49 | ClassImp(AliMpExMap) |
50 | ||
5006ec94 | 51 | // |
52 | // static methods | |
53 | // | |
54 | ||
55 | //______________________________________________________________________________ | |
56 | Long_t AliMpExMap::GetIndex(const AliMpIntPair& pair) | |
57 | { | |
58 | /// Convert the pair of integers to integer. | |
59 | ||
60 | if (pair.GetFirst() >= fgkSeparator1 || pair.GetSecond() >= fgkSeparator1) { | |
2c605e66 | 61 | AliFatalClass("Index out of limit."); |
5006ec94 | 62 | exit(1); |
63 | } | |
64 | ||
65 | return pair.GetFirst()*fgkSeparator1 + pair.GetSecond() + 1; | |
66 | } | |
67 | ||
68 | //_____________________________________________________________________________ | |
69 | Long_t AliMpExMap::GetIndex(const TString& s) | |
70 | { | |
71 | /// Convert the TString to integer. | |
72 | ||
73 | if (s.Length() > 5) { | |
2c605e66 | 74 | AliFatalClass("String too long."); |
5006ec94 | 75 | return 0; |
76 | } | |
77 | ||
78 | Long_t index = 0; | |
79 | for (Int_t i=s.Length()-1; i>=0; --i) | |
80 | index = index*fgkSeparator2 + fgkCharacterMap.First(s(i)); | |
81 | ||
82 | return index; | |
83 | } | |
84 | ||
85 | //______________________________________________________________________________ | |
86 | AliMpIntPair AliMpExMap::GetPair(Long_t index) | |
87 | { | |
88 | /// Convert the integer index to the pair of integers. | |
89 | ||
90 | return AliMpIntPair((index-1)/fgkSeparator1,(index-1)%fgkSeparator1); | |
91 | } | |
92 | ||
93 | //_____________________________________________________________________________ | |
94 | TString AliMpExMap::GetString(Long_t index) | |
95 | { | |
96 | /// Convert the integer index to the string. | |
97 | ||
98 | TString s; | |
99 | while (index >0) { | |
100 | Char_t c = fgkCharacterMap(index%fgkSeparator2); | |
101 | s += c; | |
102 | index = index/fgkSeparator2; | |
103 | } | |
104 | return s; | |
105 | } | |
106 | ||
107 | // | |
108 | // constructors/destructor | |
109 | // | |
110 | ||
111 | //_____________________________________________________________________________ | |
112 | AliMpExMap::AliMpExMap(Bool_t /*standardConstructor*/) | |
113 | : TObject(), | |
114 | fMap(fgkDefaultSize), | |
115 | fObjects(fgkDefaultSize), | |
116 | fKeys(fgkDefaultSize) | |
117 | { | |
118 | /// Standard constructor | |
119 | ||
120 | fObjects.SetOwner(fgkDefaultOwnership); | |
121 | } | |
122 | ||
123 | //_____________________________________________________________________________ | |
124 | AliMpExMap::AliMpExMap() | |
125 | : TObject(), | |
126 | fMap(), | |
127 | fObjects(), | |
128 | fKeys() | |
129 | { | |
130 | /// Default constructor | |
131 | } | |
132 | ||
133 | //_____________________________________________________________________________ | |
134 | AliMpExMap::~AliMpExMap() | |
135 | { | |
136 | /// Destructor | |
137 | } | |
138 | ||
139 | // | |
140 | // private methods | |
141 | // | |
142 | ||
143 | //_____________________________________________________________________________ | |
144 | void AliMpExMap::FillMap() | |
145 | { | |
146 | /// Fill transient map from the arrays of objects and keys | |
147 | ||
148 | for (Int_t i=0; i<fObjects.GetEntriesFast(); i++) | |
149 | fMap.Add(fKeys.At(i), (Long_t)fObjects.At(i)); | |
150 | } | |
151 | ||
152 | //_____________________________________________________________________________ | |
153 | void AliMpExMap::AddKey(Long_t key) | |
154 | { | |
155 | /// Add key in array with checking size | |
156 | ||
157 | // Resize array if needed | |
158 | if (fObjects.GetEntriesFast() == fKeys.GetSize()) { | |
159 | fKeys.Set(2*fKeys.GetSize()); | |
2c605e66 | 160 | AliWarningStream() << "AliMpExMap::AddKey: resized Key array " << endl; |
5006ec94 | 161 | } |
162 | ||
163 | fKeys.AddAt(key, fObjects.GetEntriesFast()); | |
164 | } | |
165 | ||
166 | // | |
167 | // public methods | |
168 | // | |
169 | ||
170 | //_____________________________________________________________________________ | |
171 | void AliMpExMap::Add(const AliMpIntPair& key, TObject* object) | |
172 | { | |
173 | /// Add object with its key to the map and arrays | |
174 | ||
175 | fMap.Add(GetIndex(key), (Long_t)object); | |
176 | AddKey(GetIndex(key)); | |
177 | fObjects.Add(object); | |
178 | } | |
179 | ||
180 | //_____________________________________________________________________________ | |
181 | void AliMpExMap::Add(const TString& key, TObject* object) | |
182 | { | |
183 | /// Add object with its key to the map and arrays | |
184 | ||
185 | fMap.Add(GetIndex(key), (Long_t)object); | |
186 | AddKey(GetIndex(key)); | |
187 | fObjects.Add(object); | |
188 | } | |
189 | ||
190 | //_____________________________________________________________________________ | |
191 | void AliMpExMap::Add(Int_t key, TObject* object) | |
192 | { | |
193 | /// Add object with its key to the map and arrays | |
194 | ||
195 | fMap.Add(key, (Long_t)object); | |
196 | AddKey(key); | |
197 | fObjects.Add(object); | |
198 | } | |
199 | ||
200 | //_____________________________________________________________________________ | |
201 | void AliMpExMap::SetSize(Int_t size) | |
202 | { | |
203 | /// Set given size to the key array | |
204 | ||
205 | // fMap.Set(size); | |
206 | // fObjects.Set(size); | |
207 | fKeys.Set(size); | |
208 | } | |
209 | ||
210 | //_____________________________________________________________________________ | |
211 | void AliMpExMap::SetOwner(Bool_t owner) | |
212 | { | |
213 | /// Set given ownership to object array | |
214 | ||
215 | fObjects.SetOwner(owner); | |
216 | } | |
217 | ||
218 | //_____________________________________________________________________________ | |
219 | Int_t AliMpExMap::GetSize() const | |
220 | { | |
221 | /// Return TExMap iterator set to the beginning of the map | |
222 | ||
223 | return fObjects.GetEntriesFast(); | |
224 | } | |
225 | ||
226 | //_____________________________________________________________________________ | |
227 | TExMapIter AliMpExMap::GetIterator() const | |
228 | { | |
229 | /// Return TExMap iterator set to the beginning of the map | |
230 | ||
231 | return TExMapIter(&fMap); | |
232 | } | |
233 | ||
234 | //_____________________________________________________________________________ | |
617853db | 235 | TObject* AliMpExMap::GetValue(const AliMpIntPair& key) const |
5006ec94 | 236 | { |
237 | /// Return the object associated with the given key if found, | |
238 | /// otherwise return 0 | |
239 | ||
617853db | 240 | return reinterpret_cast<TObject*>(fMap.GetValue(GetIndex(key))); |
5006ec94 | 241 | } |
242 | ||
243 | //_____________________________________________________________________________ | |
244 | TObject* AliMpExMap::GetValue(const TString& key) const | |
245 | { | |
246 | /// Return the object associated with the given key if found, | |
247 | /// otherwise return 0 | |
248 | ||
617853db | 249 | return reinterpret_cast<TObject*>(fMap.GetValue(GetIndex(key))); |
5006ec94 | 250 | } |
251 | ||
252 | //_____________________________________________________________________________ | |
253 | TObject* AliMpExMap::GetValue(Int_t key) const | |
254 | { | |
255 | /// Return the object associated with the given key if found, | |
256 | /// otherwise return 0 | |
257 | ||
617853db | 258 | return reinterpret_cast<TObject*>(fMap.GetValue(key)); |
5006ec94 | 259 | } |
260 | ||
261 | //_____________________________________________________________________________ | |
262 | void AliMpExMap::Streamer(TBuffer &R__b) | |
263 | { | |
264 | /// Customized streamer \n | |
265 | /// After the arrays are read, fill the transient map | |
266 | ||
267 | if (R__b.IsReading()) { | |
268 | AliMpExMap::Class()->ReadBuffer(R__b, this); | |
269 | FillMap(); | |
270 | } | |
271 | else { | |
272 | AliMpExMap::Class()->WriteBuffer(R__b, this); | |
273 | } | |
274 | } |