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New version of CDB framework. Proper initialization of CDB inside AliSimulation and...
[u/mrichter/AliRoot.git] / STEER / AliCDBLocal.cxx
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fe913d8f 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
fe913d8f 16/////////////////////////////////////////////////////////////////////////////////////////////////
17// //
9e1ceb13 18// AliCDBLocal //
19// access class to a DataBase in a local storage //
fe913d8f 20// //
21/////////////////////////////////////////////////////////////////////////////////////////////////
22
fe913d8f 23#include <TSystem.h>
fe913d8f 24#include <TObjString.h>
25#include <TRegexp.h>
9e1ceb13 26#include <TFile.h>
27#include <TKey.h>
fe913d8f 28
fe913d8f 29#include "AliCDBLocal.h"
9e1ceb13 30#include "AliCDBEntry.h"
31#include "AliLog.h"
fe913d8f 32
33ClassImp(AliCDBLocal)
34
35//_____________________________________________________________________________
9e1ceb13 36AliCDBLocal::AliCDBLocal(const char* baseDir):
37fBaseDirectory(baseDir)
fe913d8f 38{
39// constructor
9e1ceb13 40
41 // check baseDire: trying to cd to baseDir; if it does not exist, create it
42 void* dir = gSystem->OpenDirectory(baseDir);
43 if (dir == NULL) {
44 if (gSystem->mkdir(baseDir, kTRUE)) {
45 AliError(Form("Can't open directory <%s>!", baseDir));
46 }
47
48 } else {
49 AliDebug(2,Form("Folder <%s> found",fBaseDirectory.Data()));
50 gSystem->FreeDirectory(dir);
51 }
fe913d8f 52}
53
54//_____________________________________________________________________________
9e1ceb13 55AliCDBLocal::~AliCDBLocal() {
56// destructor
fe913d8f 57
58}
59
9e1ceb13 60
fe913d8f 61//_____________________________________________________________________________
9e1ceb13 62Bool_t AliCDBLocal::FilenameToId(const char* filename, AliCDBRunRange& runRange,
4b5e0dce 63 Int_t& version, Int_t& subVersion) {
9e1ceb13 64// build AliCDBId from filename numbers
65
9e1ceb13 66
67 Ssiz_t mSize;
fe913d8f 68
9e1ceb13 69 // valid filename: Run#firstRun_#lastRun_v#version_s#subVersion.root
70 TRegexp keyPattern("^Run[0-9]+_[0-9]+_v[0-9]+_s[0-9]+.root$");
71 keyPattern.Index(filename, &mSize);
72 if (!mSize) {
73 AliDebug(2, Form("Bad filename <%s>.", filename));
74 return kFALSE;
75 }
76
77 TString idString(filename);
78 idString.Resize(idString.Length() - sizeof(".root") + 1);
79
80 TObjArray* strArray = (TObjArray*) idString.Tokenize("_");
81
82 TString firstRunString(((TObjString*) strArray->At(0))->GetString());
83 runRange.SetFirstRun(atoi(firstRunString.Data() + 3));
84 runRange.SetLastRun(atoi(((TObjString*) strArray->At(1))->GetString()));
85
86 TString verString(((TObjString*) strArray->At(2))->GetString());
87 version = atoi(verString.Data() + 1);
88
89 TString subVerString(((TObjString*) strArray->At(3))->GetString());
90 subVersion = atoi(subVerString.Data() + 1);
91
92 delete strArray;
93
94 return kTRUE;
fe913d8f 95}
96
9e1ceb13 97
fe913d8f 98//_____________________________________________________________________________
9e1ceb13 99Bool_t AliCDBLocal::IdToFilename(const AliCDBRunRange& runRange, Int_t version,
100 Int_t subVersion, TString& filename) {
101// build file name from AliCDBId data (run range, version, subVersion)
102
103 if (!runRange.IsValid()) {
b05400be 104 AliDebug(2,Form("Invalid run range <%d, %d>.",
9e1ceb13 105 runRange.GetFirstRun(), runRange.GetLastRun()));
106 return kFALSE;
107 }
108
109 if (version < 0) {
b05400be 110 AliDebug(2,Form("Invalid version <%d>.", version));
9e1ceb13 111 return kFALSE;
112 }
fe913d8f 113
9e1ceb13 114 if (subVersion < 0) {
b05400be 115 AliDebug(2,Form("Invalid subversion <%s>.", subVersion));
9e1ceb13 116 return kFALSE;
117 }
118
119 filename += "Run";
120 filename += runRange.GetFirstRun();
121 filename += "_";
122 filename += runRange.GetLastRun();
123 filename += "_v";
124 filename += version;
125 filename += "_s";
126 filename += subVersion;
127 filename += ".root";
128
129 return kTRUE;
fe913d8f 130}
131
132//_____________________________________________________________________________
9e1ceb13 133Bool_t AliCDBLocal::PrepareId(AliCDBId& id) {
134// prepare id (version, subVersion) of the object that will be stored (called by PutEntry)
135
136 TString dirName;
137 dirName += fBaseDirectory;
138 dirName += '/';
139 dirName += id.GetPath();
140
141 // go to the path; if directory does not exist, create it
142 void* dirPtr = gSystem->OpenDirectory(dirName);
143 if (!dirPtr) {
144 gSystem->mkdir(dirName, kTRUE);
145 dirPtr = gSystem->OpenDirectory(dirName);
146
147 if (!dirPtr) {
148 AliError(Form("Can't create directory <%s>!",
149 dirName.Data()));
150 return kFALSE;
151 }
152 }
fe913d8f 153
9e1ceb13 154 const char* filename;
155 AliCDBRunRange aRunRange; // the runRange got from filename
156 AliCDBRunRange lastRunRange(-1,-1); // highest runRange found
157 Int_t aVersion, aSubVersion; // the version subVersion got from filename
158 Int_t lastVersion = 0, lastSubVersion = -1; // highest version and subVersion found
159
160 if (!id.HasVersion()) { // version not specified: look for highest version & subVersion
161
162 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on the files
163
164 TString aString(filename);
165 if (aString == "." || aString == "..") continue;
166
167 if (!FilenameToId(filename, aRunRange, aVersion,
168 aSubVersion)) {
b05400be 169 AliDebug(2,Form(
9e1ceb13 170 "Bad filename <%s>! I'll skip it.",
171 filename));
172 continue;
173 }
174
175 if (!aRunRange.Overlaps(id.GetAliCDBRunRange())) continue;
176 if(aVersion < lastVersion) continue;
177 if(aVersion > lastVersion) lastSubVersion = -1;
178 if(aSubVersion < lastSubVersion) continue;
179 lastVersion = aVersion;
180 lastSubVersion = aSubVersion;
181 lastRunRange = aRunRange;
182 }
183
184 id.SetVersion(lastVersion);
185 id.SetSubVersion(lastSubVersion + 1);
186
187 } else { // version specified, look for highest subVersion only
188
189 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on the files
190
191 TString aString(filename);
192 if (aString == "." || aString == "..") {
193 continue;
194 }
195
196 if (!FilenameToId(filename, aRunRange, aVersion,
197 aSubVersion)) {
b05400be 198 AliDebug(2,Form(
9e1ceb13 199 "Bad filename <%s>!I'll skip it.",
200 filename));
201 continue;
202 }
203
204 if (aRunRange.Overlaps(id.GetAliCDBRunRange())
205 && aVersion == id.GetVersion()
206 && aSubVersion > lastSubVersion) {
207 lastSubVersion = aSubVersion;
208 lastRunRange = aRunRange;
209 }
210
211 }
212
213 id.SetSubVersion(lastSubVersion + 1);
214 }
fe913d8f 215
9e1ceb13 216 gSystem->FreeDirectory(dirPtr);
fe913d8f 217
9e1ceb13 218 TString lastStorage = id.GetLastStorage();
219 if(lastStorage.Contains(TString("grid"), TString::kIgnoreCase) &&
220 id.GetSubVersion() > 0 ){
221 AliError(Form("Grid to Local Storage error! local object with version v%d_s%d found:",id.GetVersion(), id.GetSubVersion()-1));
222 AliError(Form("This object has been already transferred from Grid (check v%d_s0)!",id.GetVersion()));
223 return kFALSE;
224 }
225
226 if(lastStorage.Contains(TString("new"), TString::kIgnoreCase) &&
227 id.GetSubVersion() > 0 ){
b05400be 228 AliWarning(Form("A NEW object is being stored with version v%d_s%d",
9e1ceb13 229 id.GetVersion(),id.GetSubVersion()));
230 AliWarning(Form("and it will hide previously stored object with v%d_s%d!",
231 id.GetVersion(),id.GetSubVersion()-1));
232 }
233
234 if(!lastRunRange.IsAnyRange() && !(lastRunRange.IsEqual(& id.GetAliCDBRunRange())))
235 AliWarning(Form("Run range modified w.r.t. previous version (Run%d_%d_v%d_s%d)",
236 lastRunRange.GetFirstRun(), lastRunRange.GetLastRun(),
237 id.GetVersion(), id.GetSubVersion()-1));
238
239 return kTRUE;
fe913d8f 240}
241
9e1ceb13 242//_____________________________________________________________________________
4b5e0dce 243Bool_t AliCDBLocal::GetId(const AliCDBId& query, AliCDBId& result) {
9e1ceb13 244// look for filename matching query (called by GetEntry)
245
9e1ceb13 246 TString dirName;
247 dirName += fBaseDirectory;
248 dirName += '/';
249 dirName += query.GetPath(); // dirName = fDBPath/idPath
250
251 void* dirPtr = gSystem->OpenDirectory(dirName);
252 if (!dirPtr) {
024cf675 253 AliDebug(2,Form("Directory <%s> not found", (query.GetPath()).Data()));
254 AliDebug(2,Form("in DB folder %s", fBaseDirectory.Data()));
4b5e0dce 255 return kFALSE;
9e1ceb13 256 }
257
258 const char* filename;
259
260 AliCDBRunRange aRunRange; // the runRange got from filename
261 Int_t aVersion, aSubVersion; // the version and subVersion got from filename
262
263 if (!query.HasVersion()) { // neither version and subversion specified -> look for highest version and subVersion
264
265 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on files
266
267 TString aString(filename);
268 if (aString == "." || aString == "..") continue;
269
270 if (!FilenameToId(filename, aRunRange, aVersion, aSubVersion)) continue;
271 // aRunRange, aVersion, aSubVersion filled from filename
272
273 if (!aRunRange.Comprises(query.GetAliCDBRunRange())) continue;
274 // aRunRange contains requested run!
275
276 if (result.GetVersion() < aVersion) {
277 result.SetVersion(aVersion);
278 result.SetSubVersion(aSubVersion);
279
280 result.SetFirstRun(
281 aRunRange.GetFirstRun());
282 result.SetLastRun(
283 aRunRange.GetLastRun());
284
285 } else if (result.GetVersion() == aVersion
286 && result.GetSubVersion()
287 < aSubVersion) {
288
289 result.SetSubVersion(aSubVersion);
290
291 result.SetFirstRun(
292 aRunRange.GetFirstRun());
293 result.SetLastRun(
294 aRunRange.GetLastRun());
295 } else if (result.GetVersion() == aVersion
296 && result.GetSubVersion() == aSubVersion){
024cf675 297 AliDebug(2,Form("More than one object valid for run %d, version %d_%d!",
9e1ceb13 298 query.GetFirstRun(), aVersion, aSubVersion));
4b5e0dce 299 gSystem->FreeDirectory(dirPtr);
300 return kFALSE;
9e1ceb13 301 }
302 }
303
304 } else if (!query.HasSubVersion()) { // version specified but not subversion -> look for highest subVersion
305
306 result.SetVersion(query.GetVersion());
307
308 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on files
309
310 TString aString(filename);
311 if (aString == "." || aString == "..") continue;
312
313 if (!FilenameToId(filename, aRunRange, aVersion, aSubVersion)) continue;
314 // aRunRange, aVersion, aSubVersion filled from filename
315
316 if (!aRunRange.Comprises(query.GetAliCDBRunRange())) continue;
317 // aRunRange contains requested run!
318
319 if(query.GetVersion() != aVersion) continue;
320 // aVersion is requested version!
321
322 if(result.GetSubVersion() == aSubVersion){
024cf675 323 AliDebug(2,Form("More than one object valid for run %d, version %d_%d!",
9e1ceb13 324 query.GetFirstRun(), aVersion, aSubVersion));
4b5e0dce 325 gSystem->FreeDirectory(dirPtr);
326 return kFALSE;
9e1ceb13 327 }
328 if( result.GetSubVersion() < aSubVersion) {
329
330 result.SetSubVersion(aSubVersion);
331
332 result.SetFirstRun(
333 aRunRange.GetFirstRun());
334 result.SetLastRun(
335 aRunRange.GetLastRun());
336 }
337 }
338
339 } else { // both version and subversion specified
340
341 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on files
342
343 TString aString(filename);
344 if (aString == "." || aString == "..") continue;
345
346 if (!FilenameToId(filename, aRunRange, aVersion, aSubVersion)) continue;
347 // aRunRange, aVersion, aSubVersion filled from filename
348
349 if (!aRunRange.Comprises(query.GetAliCDBRunRange())) continue;
350 // aRunRange contains requested run!
351
352 if(query.GetVersion() != aVersion || query.GetSubVersion() != aSubVersion) continue;
353 // aVersion and aSubVersion are requested version and subVersion!
354
355 if(result.GetVersion() == aVersion && result.GetSubVersion() == aSubVersion){
024cf675 356 AliDebug(2,Form("More than one object valid for run %d, version %d_%d!",
9e1ceb13 357 query.GetFirstRun(), aVersion, aSubVersion));
4b5e0dce 358 gSystem->FreeDirectory(dirPtr);
359 return kFALSE;
9e1ceb13 360 }
361 result.SetVersion(aVersion);
362 result.SetSubVersion(aSubVersion);
363 result.SetFirstRun(aRunRange.GetFirstRun());
364 result.SetLastRun(aRunRange.GetLastRun());
365
366 }
367 }
368
369 gSystem->FreeDirectory(dirPtr);
370
4b5e0dce 371 return kTRUE;
9e1ceb13 372}
fe913d8f 373
374//_____________________________________________________________________________
9e1ceb13 375AliCDBEntry* AliCDBLocal::GetEntry(const AliCDBId& queryId) {
376// get AliCDBEntry from the database
377
4b5e0dce 378 AliCDBId dataId(queryId.GetAliCDBPath(), -1, -1, -1, -1);
379 Bool_t result;
380
9e1ceb13 381 // look for a filename matching query requests (path, runRange, version, subVersion)
382 if (!queryId.HasVersion()) {
383 // if version is not specified, first check the selection criteria list
4b5e0dce 384 AliCDBId selectedId(queryId);
385 GetSelection(&selectedId);
386 result = GetId(selectedId, dataId);
9e1ceb13 387 } else {
4b5e0dce 388 result = GetId(queryId, dataId);
fe913d8f 389 }
9e1ceb13 390
4b5e0dce 391 if (!result || !dataId.IsSpecified()) return NULL;
9e1ceb13 392
393 TString filename;
394 if (!IdToFilename(dataId.GetAliCDBRunRange(), dataId.GetVersion(),
395 dataId.GetSubVersion(), filename)) {
396
024cf675 397 AliDebug(2,Form("Bad data ID encountered! Subnormal error!"));
9e1ceb13 398 return NULL;
399 }
400
401 filename.Prepend((fBaseDirectory +'/' + queryId.GetPath() + '/'));
402
403 TFile file(filename, "READ"); // open file
404 if (!file.IsOpen()) {
024cf675 405 AliDebug(2,Form("Can't open file <%s>!", filename.Data()));
9e1ceb13 406 return NULL;
407 }
408
409 // get the only AliCDBEntry object from the file
410 // the object in the file is an AliCDBEntry entry named "AliCDBEntry"
411
412 TObject* anObject = file.Get("AliCDBEntry");
413 if (!anObject) {
024cf675 414 AliDebug(2,Form("Bad storage data: NULL entry object!"));
9e1ceb13 415 return NULL;
416 }
417
418 if (AliCDBEntry::Class() != anObject->IsA()) {
024cf675 419 AliDebug(2,Form("Bad storage data: Invalid entry object!"));
9e1ceb13 420 return NULL;
421 }
422
423 AliCDBId entryId = ((AliCDBEntry* ) anObject)->GetId();
fe913d8f 424
9e1ceb13 425 // The object's Id are not reset during storage
426 // If object's Id runRange or version do not match with filename,
427 // it means that someone renamed file by hand. In this case a warning msg is issued.
428
429 ((AliCDBEntry*) anObject)-> SetLastStorage("local");
fe913d8f 430
9e1ceb13 431 if(!((entryId.GetAliCDBRunRange()).IsEqual(& dataId.GetAliCDBRunRange())) ||
432 (entryId.GetVersion() != dataId.GetVersion()) || (entryId.GetSubVersion() != dataId.GetSubVersion())){
433 AliWarning(Form("Either object Id's RunRange or version do noth match with file name:"));
434 AliWarning("someone renamed file by hand!");
435 }
436
437 // close file, return retieved entry
438 file.Close();
439 return (AliCDBEntry*) anObject;
440}
fe913d8f 441
9e1ceb13 442//_____________________________________________________________________________
443void AliCDBLocal::GetEntriesForLevel0(const char* level0,
444 const AliCDBId& queryId, TList* result) {
445// multiple request (AliCDBStorage::GetAll)
446
447 TString level0Dir;
448 level0Dir += fBaseDirectory;
449 level0Dir += '/';
450 level0Dir += level0;
451
452 void* level0DirPtr = gSystem->OpenDirectory(level0Dir);
453 if (!level0DirPtr) {
024cf675 454 AliDebug(2,Form("Can't open level0 directory <%s>!",
9e1ceb13 455 level0Dir.Data()));
456 return;
457 }
458
459 const char* level1;
460 while ((level1 = gSystem->GetDirEntry(level0DirPtr))) {
461
462 TString level1Str(level1);
463 if (level1Str == "." || level1Str == "..") {
464 continue;
465 }
466
467 if (queryId.GetAliCDBPath().Level1Comprises(level1)) {
468 GetEntriesForLevel1(level0, level1, queryId, result);
469 }
470 }
fe913d8f 471
9e1ceb13 472 gSystem->FreeDirectory(level0DirPtr);
fe913d8f 473}
474
9e1ceb13 475//_____________________________________________________________________________
476void AliCDBLocal::GetEntriesForLevel1(const char* level0, const char* level1,
477 const AliCDBId& queryId, TList* result) {
478// multiple request (AliCDBStorage::GetAll)
479
480 TString level1Dir;
481 level1Dir += fBaseDirectory;
482 level1Dir += '/';
483 level1Dir += level0;
484 level1Dir += '/';
485 level1Dir += level1;
486
487 void* level1DirPtr = gSystem->OpenDirectory(level1Dir);
488 if (!level1DirPtr) {
024cf675 489 AliDebug(2,Form("Can't open level1 directory <%s>!",
9e1ceb13 490 level1Dir.Data()));
491 return;
492 }
fe913d8f 493
9e1ceb13 494 const char* level2;
495 while ((level2 = gSystem->GetDirEntry(level1DirPtr))) {
496
497 TString level2Str(level2);
498 if (level2Str == "." || level2Str == "..") {
499 continue;
500 }
501
502 if (queryId.GetAliCDBPath().Level2Comprises(level2)) {
503
504 AliCDBPath entryPath(level0, level1, level2);
505 AliCDBId entryId(entryPath, queryId.GetAliCDBRunRange(),
506 queryId.GetVersion(), queryId.GetSubVersion());
507
508 AliCDBEntry* anEntry = GetEntry(entryId);
509 if (anEntry) {
510 result->Add(anEntry);
511 }
512 }
513 }
fe913d8f 514
9e1ceb13 515 gSystem->FreeDirectory(level1DirPtr);
516}
fe913d8f 517
9e1ceb13 518//_____________________________________________________________________________
519TList* AliCDBLocal::GetEntries(const AliCDBId& queryId) {
520// multiple request (AliCDBStorage::GetAll)
521
522 void* storageDirPtr = gSystem->OpenDirectory(fBaseDirectory);
523 if (!storageDirPtr) {
024cf675 524 AliDebug(2,Form("Can't open storage directory <%s>",
9e1ceb13 525 fBaseDirectory.Data()));
526 return NULL;
527 }
528
529 TList* result = new TList();
530 result->SetOwner();
531
532 const char* level0;
533 while ((level0 = gSystem->GetDirEntry(storageDirPtr))) {
534
535 TString level0Str(level0);
536 if (level0Str == "." || level0Str == "..") {
537 continue;
538 }
539
540 if (queryId.GetAliCDBPath().Level0Comprises(level0)) {
541 GetEntriesForLevel0(level0, queryId, result);
542 }
543 }
544
545 gSystem->FreeDirectory(storageDirPtr);
546
547 return result;
fe913d8f 548}
549
550//_____________________________________________________________________________
9e1ceb13 551Bool_t AliCDBLocal::PutEntry(AliCDBEntry* entry) {
552// put an AliCDBEntry object into the database
553
554 AliCDBId& id = entry->GetId();
555
556 // set version and subVersion for the entry to be stored
557 if (!PrepareId(id)) return kFALSE;
558
559
560 // build filename from entry's id
561 TString filename;
562 if (!IdToFilename(id.GetAliCDBRunRange(), id.GetVersion(),
563 id.GetSubVersion(), filename)) {
564
024cf675 565 AliDebug(2,Form("Bad ID encountered! Subnormal error!"));
9e1ceb13 566 return kFALSE;
567 }
568
569 filename.Prepend(fBaseDirectory +'/' + id.GetPath() + '/');
570
571 // open file
572 TFile file(filename, "CREATE");
573 if (!file.IsOpen()) {
574 AliError(Form("Can't open file <%s>!", filename.Data()));
575 return kFALSE;
576 }
577
578 entry->SetVersion(id.GetVersion());
579 entry->SetSubVersion(id.GetSubVersion());
580
581 // write object (key name: "AliCDBEntry")
582 Bool_t result = file.WriteTObject(entry, "AliCDBEntry");
024cf675 583 if (!result) AliDebug(2,Form("Can't write entry to file: %s", filename.Data()));
9e1ceb13 584
585 file.Close();
b05400be 586 if(result) AliInfo(Form("CDB object stored into file %s",filename.Data()));
587
588 return result;
589}
590
591//_____________________________________________________________________________
592TList* AliCDBLocal::GetIdListFromFile(const char* fileName){
593
594 TString fullFileName(fileName);
595 fullFileName.Prepend(fBaseDirectory+'/');
596 TFile *file = TFile::Open(fullFileName);
597 if (!file) {
598 AliError(Form("Can't open selection file <%s>!", fullFileName.Data()));
599 return NULL;
600 }
601 file->cd();
602
603 TList *list = new TList();
604 list->SetOwner();
605 int i=0;
606 TString keycycle;
607
608 AliCDBId *id;
609 while(1){
610 i++;
611 keycycle = "AliCDBId;";
612 keycycle+=i;
613
614 id = (AliCDBId*) file->Get(keycycle);
615 if(!id) break;
616 list->AddFirst(id);
617 }
618 file->Close(); delete file; file=0;
619 return list;
620}
621
622//_____________________________________________________________________________
623Bool_t AliCDBLocal::Contains(const char* path) const{
624// check for path in storage's fBaseDirectory
625
626 TString dirName;
627 dirName += fBaseDirectory;
628 dirName += '/';
629 dirName += path; // dirName = fDBPath/path
630 Bool_t result=kFALSE;
631
632 void* dirPtr = gSystem->OpenDirectory(dirName);
633 if (dirPtr) result=kTRUE;
634 gSystem->FreeDirectory(dirPtr);
9e1ceb13 635
636 return result;
fe913d8f 637}
638
9e1ceb13 639/////////////////////////////////////////////////////////////////////////////////////////////////
640// //
641// AliCDBLocal factory //
642// //
643/////////////////////////////////////////////////////////////////////////////////////////////////
644
645ClassImp(AliCDBLocalFactory)
646
647//_____________________________________________________________________________
648Bool_t AliCDBLocalFactory::Validate(const char* dbString) {
649// check if the string is valid local URI
650
651 TRegexp dbPattern("^local://.+$");
652
653 return TString(dbString).Contains(dbPattern);
fe913d8f 654}
655
9e1ceb13 656//_____________________________________________________________________________
657AliCDBParam* AliCDBLocalFactory::CreateParameter(const char* dbString) {
658// create AliCDBLocalParam class from the URI string
659
660 if (!Validate(dbString)) {
661 return NULL;
662 }
663
664 TString pathname(dbString + sizeof("local://") - 1);
665
666 gSystem->ExpandPathName(pathname);
667
668 if (pathname[0] != '/') {
669 pathname.Prepend(TString(gSystem->WorkingDirectory()) + '/');
670 }
671
9e1ceb13 672 return new AliCDBLocalParam(pathname);
fe913d8f 673}
674
9e1ceb13 675//_____________________________________________________________________________
676AliCDBStorage* AliCDBLocalFactory::Create(const AliCDBParam* param) {
677// create AliCDBLocal storage instance from parameters
678
679 if (AliCDBLocalParam::Class() == param->IsA()) {
680
681 const AliCDBLocalParam* localParam =
682 (const AliCDBLocalParam*) param;
683
684 return new AliCDBLocal(localParam->GetPath());
685 }
fe913d8f 686
9e1ceb13 687 return NULL;
fe913d8f 688}
689
9e1ceb13 690/////////////////////////////////////////////////////////////////////////////////////////////////
691// //
692// AliCDBLocal Parameter class // //
693// //
694/////////////////////////////////////////////////////////////////////////////////////////////////
695
696ClassImp(AliCDBLocalParam)
697
fe913d8f 698//_____________________________________________________________________________
9e1ceb13 699AliCDBLocalParam::AliCDBLocalParam() {
700// default constructor
fe913d8f 701
fe913d8f 702}
703
9e1ceb13 704//_____________________________________________________________________________
705AliCDBLocalParam::AliCDBLocalParam(const char* dbPath):
706fDBPath(dbPath)
707{
708// constructor
709
710 SetType("local");
711 SetURI(TString("local://") + dbPath);
712}
713
714//_____________________________________________________________________________
715AliCDBLocalParam::~AliCDBLocalParam() {
716// destructor
717
718}
fe913d8f 719
720//_____________________________________________________________________________
9e1ceb13 721AliCDBParam* AliCDBLocalParam::CloneParam() const {
722// clone parameter
723
724 return new AliCDBLocalParam(fDBPath);
fe913d8f 725}
fe913d8f 726
9e1ceb13 727//_____________________________________________________________________________
728ULong_t AliCDBLocalParam::Hash() const {
729// return Hash function
730
731 return fDBPath.Hash();
fe913d8f 732}
9e1ceb13 733
734//_____________________________________________________________________________
735Bool_t AliCDBLocalParam::IsEqual(const TObject* obj) const {
736// check if this object is equal to AliCDBParam obj
737
738 if (this == obj) {
739 return kTRUE;
740 }
741
742 if (AliCDBLocalParam::Class() != obj->IsA()) {
743 return kFALSE;
744 }
745
746 AliCDBLocalParam* other = (AliCDBLocalParam*) obj;
747
748 return fDBPath == other->fDBPath;
749}
750