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9e1ceb13 | 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 | **************************************************************************/ | |
fdf65bb5 | 15 | //------------------------------------------------------------------------- |
16 | // Implementation of AliCDBManager and AliCDBParam classe | |
17 | // Author: Alberto Colla | |
18 | // e-mail: Alberto.Colla@cern.ch | |
19 | //------------------------------------------------------------------------- | |
9e1ceb13 | 20 | |
21 | #include "AliCDBManager.h" | |
22 | #include "AliCDBStorage.h" | |
23 | #include "AliLog.h" | |
24 | #include "AliCDBDump.h" | |
25 | #include "AliCDBLocal.h" | |
26 | #include "AliCDBGrid.h" | |
fdf65bb5 | 27 | //#include "AliCDBEntry.h" |
9e1ceb13 | 28 | |
fdf65bb5 | 29 | //#include <TObjString.h> |
9e1ceb13 | 30 | #include <TSystem.h> |
31 | ||
32 | ClassImp(AliCDBParam) | |
33 | ||
34 | ClassImp(AliCDBManager) | |
35 | ||
36 | AliCDBManager* AliCDBManager::fgInstance = 0x0; | |
37 | ||
38 | //_____________________________________________________________________________ | |
39 | AliCDBManager* AliCDBManager::Instance() { | |
40 | // returns AliCDBManager instance (singleton) | |
41 | ||
42 | if (!fgInstance) { | |
43 | fgInstance = new AliCDBManager(); | |
44 | fgInstance->Init(); | |
45 | } | |
46 | ||
47 | return fgInstance; | |
48 | } | |
49 | ||
50 | //_____________________________________________________________________________ | |
51 | void AliCDBManager::Init() { | |
52 | // factory registering | |
53 | ||
54 | RegisterFactory(new AliCDBDumpFactory()); | |
55 | RegisterFactory(new AliCDBLocalFactory()); | |
56 | // AliCDBGridFactory is registered only if AliEn libraries are enabled in Root | |
57 | if(!gSystem->Exec("root-config --has-alien |grep yes 2>&1 > /dev/null")){ // returns 0 if yes | |
58 | AliInfo("AliEn classes enabled in Root. AliCDBGrid factory registered."); | |
59 | RegisterFactory(new AliCDBGridFactory()); | |
60 | } | |
61 | } | |
62 | //_____________________________________________________________________________ | |
63 | void AliCDBManager::Destroy() { | |
64 | // delete ALCDBManager instance and active storages | |
65 | ||
66 | if (fgInstance) { | |
67 | delete fgInstance; | |
68 | fgInstance = 0x0; | |
69 | } | |
70 | } | |
71 | ||
72 | //_____________________________________________________________________________ | |
73 | AliCDBManager::AliCDBManager(): | |
74 | fDefaultStorage(NULL), | |
75 | fDrainStorage(NULL) | |
76 | { | |
77 | // default constuctor | |
78 | fFactories.SetOwner(); | |
79 | } | |
80 | ||
81 | //_____________________________________________________________________________ | |
82 | AliCDBManager::~AliCDBManager() { | |
83 | // destructor | |
84 | DestroyActiveStorages(); | |
b05400be | 85 | fDrainStorage = 0x0; |
86 | fDefaultStorage = 0x0; | |
9e1ceb13 | 87 | } |
88 | ||
89 | //_____________________________________________________________________________ | |
90 | AliCDBStorage* AliCDBManager::GetActiveStorage(const AliCDBParam* param) { | |
91 | // get a storage object from the list of active storages | |
92 | ||
93 | return (AliCDBStorage*) fActiveStorages.GetValue(param); | |
94 | } | |
95 | ||
96 | //_____________________________________________________________________________ | |
97 | void AliCDBManager::PutActiveStorage(AliCDBParam* param, AliCDBStorage* storage){ | |
98 | // put a storage object into the list of active storages | |
99 | ||
100 | fActiveStorages.Add(param, storage); | |
101 | AliDebug(1, Form("Active storages: %d", fActiveStorages.GetEntries())); | |
102 | } | |
103 | ||
104 | //_____________________________________________________________________________ | |
105 | void AliCDBManager::RegisterFactory(AliCDBStorageFactory* factory) { | |
106 | // add a storage factory to the list of registerd factories | |
107 | ||
108 | if (!fFactories.Contains(factory)) { | |
109 | fFactories.Add(factory); | |
110 | } | |
111 | } | |
112 | ||
113 | //_____________________________________________________________________________ | |
fdf65bb5 | 114 | Bool_t AliCDBManager::HasStorage(const char* dbString) const { |
9e1ceb13 | 115 | // check if dbString is a URI valid for one of the registered factories |
116 | ||
117 | TIter iter(&fFactories); | |
118 | ||
119 | AliCDBStorageFactory* factory; | |
120 | while ((factory = (AliCDBStorageFactory*) iter.Next())) { | |
121 | ||
122 | if (factory->Validate(dbString)) { | |
123 | return kTRUE; | |
124 | } | |
125 | } | |
126 | ||
127 | return kFALSE; | |
128 | } | |
129 | ||
130 | //_____________________________________________________________________________ | |
fdf65bb5 | 131 | AliCDBParam* AliCDBManager::CreateParameter(const char* dbString) const { |
9e1ceb13 | 132 | // create AliCDBParam object from URI string |
133 | ||
134 | TIter iter(&fFactories); | |
135 | ||
136 | AliCDBStorageFactory* factory; | |
137 | while ((factory = (AliCDBStorageFactory*) iter.Next())) { | |
138 | ||
139 | AliCDBParam* param = factory->CreateParameter(dbString); | |
140 | if (param) { | |
141 | return param; | |
142 | } | |
143 | } | |
144 | ||
145 | return NULL; | |
146 | } | |
147 | ||
148 | //_____________________________________________________________________________ | |
149 | AliCDBStorage* AliCDBManager::GetStorage(const char* dbString) { | |
150 | // get storage object from URI string | |
151 | ||
152 | AliCDBParam* param = CreateParameter(dbString); | |
153 | if (!param) { | |
154 | return NULL; | |
155 | } | |
156 | ||
157 | AliCDBStorage* aStorage = GetStorage(param); | |
158 | ||
159 | delete param; | |
160 | ||
161 | return aStorage; | |
162 | } | |
163 | ||
164 | //_____________________________________________________________________________ | |
165 | AliCDBStorage* AliCDBManager::GetStorage(const AliCDBParam* param) { | |
166 | // get storage object from AliCDBParam object | |
167 | ||
168 | // if the list of active storages already contains | |
169 | // the requested storage, return it | |
170 | AliCDBStorage* aStorage = GetActiveStorage(param); | |
171 | if (aStorage) { | |
172 | return aStorage; | |
173 | } | |
174 | ||
175 | TIter iter(&fFactories); | |
176 | ||
177 | AliCDBStorageFactory* factory; | |
178 | ||
179 | // loop on the list of registered factories | |
180 | while ((factory = (AliCDBStorageFactory*) iter.Next())) { | |
181 | ||
182 | // each factory tries to create its storage from the parameter | |
183 | aStorage = factory->Create(param); | |
184 | if (aStorage) { | |
185 | PutActiveStorage(param->CloneParam(), aStorage); | |
186 | // if default storage is not set, set to this storage | |
187 | if(!fDefaultStorage){ | |
188 | fDefaultStorage=aStorage; | |
189 | AliInfo(Form("Default storage set to: %s",(param->GetURI()).Data())); | |
190 | } | |
191 | return aStorage; | |
192 | } | |
193 | } | |
194 | ||
195 | return NULL; | |
196 | } | |
197 | ||
198 | //_____________________________________________________________________________ | |
199 | TList* AliCDBManager::GetActiveStorages() { | |
200 | // return list of active storages | |
201 | ||
202 | TList* result = new TList(); | |
203 | ||
204 | TIter iter(fActiveStorages.GetTable()); | |
205 | TPair* aPair; | |
206 | while ((aPair = (TPair*) iter.Next())) { | |
207 | result->Add(aPair->Value()); | |
208 | } | |
209 | ||
210 | return result; | |
211 | } | |
212 | ||
213 | //_____________________________________________________________________________ | |
214 | void AliCDBManager::SetDrain(const char* dbString) { | |
215 | // set drain storage from URI string | |
216 | ||
217 | fDrainStorage = GetStorage(dbString); | |
218 | } | |
219 | ||
220 | //_____________________________________________________________________________ | |
221 | void AliCDBManager::SetDrain(const AliCDBParam* param) { | |
222 | // set drain storage from AliCDBParam | |
223 | ||
224 | fDrainStorage = GetStorage(param); | |
225 | } | |
226 | ||
227 | //_____________________________________________________________________________ | |
228 | void AliCDBManager::SetDrain(AliCDBStorage* storage) { | |
229 | // set drain storage from another active storage | |
230 | ||
231 | fDrainStorage = storage; | |
232 | } | |
233 | ||
234 | //_____________________________________________________________________________ | |
235 | Bool_t AliCDBManager::Drain(AliCDBEntry *entry) { | |
236 | // drain retrieved object to drain storage | |
237 | ||
238 | AliInfo("Draining into drain storage..."); | |
239 | return fDrainStorage->Put(entry); | |
240 | } | |
241 | ||
9e1ceb13 | 242 | //_____________________________________________________________________________ |
243 | void AliCDBManager::SetDefaultStorage(const char* dbString) { | |
244 | // sets default storage from URI string | |
245 | ||
9e1ceb13 | 246 | fDefaultStorage = GetStorage(dbString); |
247 | } | |
248 | ||
249 | //_____________________________________________________________________________ | |
250 | void AliCDBManager::SetDefaultStorage(const AliCDBParam* param) { | |
251 | // set default storage from AliCDBParam object | |
252 | ||
9e1ceb13 | 253 | fDrainStorage = GetStorage(param); |
254 | } | |
255 | ||
256 | //_____________________________________________________________________________ | |
257 | void AliCDBManager::SetDefaultStorage(AliCDBStorage* storage) { | |
258 | // set default storage from another active storage | |
259 | ||
9e1ceb13 | 260 | fDefaultStorage = storage; |
261 | } | |
262 | ||
9e1ceb13 | 263 | |
264 | //_____________________________________________________________________________ | |
265 | void AliCDBManager::DestroyActiveStorages() { | |
266 | // delete list of active storages | |
267 | ||
268 | fActiveStorages.DeleteAll(); | |
269 | } | |
270 | ||
271 | //_____________________________________________________________________________ | |
272 | void AliCDBManager::DestroyActiveStorage(AliCDBStorage* /*storage*/) { | |
b05400be | 273 | // destroys active storage |
274 | ||
275 | /* | |
276 | TIter iter(fActiveStorages.GetTable()); | |
277 | TPair* aPair; | |
278 | while ((aPair = (TPair*) iter.Next())) { | |
279 | if(storage == (AliCDBStorage*) aPair->Value()) | |
280 | delete fActiveStorages.Remove(aPair->Key()); | |
281 | storage->Delete(); storage=0x0; | |
282 | } | |
283 | */ | |
9e1ceb13 | 284 | |
285 | } | |
286 | ||
287 | /////////////////////////////////////////////////////////// | |
288 | // AliCDBManager Parameter class // | |
289 | // interface to specific AliCDBParameter class // | |
290 | // (AliCDBGridParam, AliCDBLocalParam, AliCDBDumpParam) // | |
291 | /////////////////////////////////////////////////////////// | |
292 | ||
293 | AliCDBParam::AliCDBParam() { | |
294 | // constructor | |
295 | ||
296 | } | |
297 | ||
298 | //_____________________________________________________________________________ | |
299 | AliCDBParam::~AliCDBParam() { | |
300 | // destructor | |
301 | ||
302 | } | |
303 |