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Fixing a memory leak.
[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 }
62032124 52 fType="local";
53 fBaseFolder = fBaseDirectory;
fe913d8f 54}
55
56//_____________________________________________________________________________
9e1ceb13 57AliCDBLocal::~AliCDBLocal() {
58// destructor
fe913d8f 59
60}
61
9e1ceb13 62
fe913d8f 63//_____________________________________________________________________________
9e1ceb13 64Bool_t AliCDBLocal::FilenameToId(const char* filename, AliCDBRunRange& runRange,
4b5e0dce 65 Int_t& version, Int_t& subVersion) {
9e1ceb13 66// build AliCDBId from filename numbers
67
9e1ceb13 68
69 Ssiz_t mSize;
fe913d8f 70
9e1ceb13 71 // valid filename: Run#firstRun_#lastRun_v#version_s#subVersion.root
72 TRegexp keyPattern("^Run[0-9]+_[0-9]+_v[0-9]+_s[0-9]+.root$");
73 keyPattern.Index(filename, &mSize);
74 if (!mSize) {
75 AliDebug(2, Form("Bad filename <%s>.", filename));
76 return kFALSE;
77 }
78
79 TString idString(filename);
80 idString.Resize(idString.Length() - sizeof(".root") + 1);
81
82 TObjArray* strArray = (TObjArray*) idString.Tokenize("_");
83
84 TString firstRunString(((TObjString*) strArray->At(0))->GetString());
85 runRange.SetFirstRun(atoi(firstRunString.Data() + 3));
86 runRange.SetLastRun(atoi(((TObjString*) strArray->At(1))->GetString()));
87
88 TString verString(((TObjString*) strArray->At(2))->GetString());
89 version = atoi(verString.Data() + 1);
90
91 TString subVerString(((TObjString*) strArray->At(3))->GetString());
92 subVersion = atoi(subVerString.Data() + 1);
93
94 delete strArray;
95
96 return kTRUE;
fe913d8f 97}
98
9e1ceb13 99
fe913d8f 100//_____________________________________________________________________________
c3a7b59a 101Bool_t AliCDBLocal::IdToFilename(const AliCDBId& id, TString& filename) const {
9e1ceb13 102// build file name from AliCDBId data (run range, version, subVersion)
103
c3a7b59a 104 if (!id.GetAliCDBRunRange().IsValid()) {
b05400be 105 AliDebug(2,Form("Invalid run range <%d, %d>.",
c3a7b59a 106 id.GetFirstRun(), id.GetLastRun()));
9e1ceb13 107 return kFALSE;
108 }
109
c3a7b59a 110 if (id.GetVersion() < 0) {
111 AliDebug(2,Form("Invalid version <%d>.", id.GetVersion()));
9e1ceb13 112 return kFALSE;
113 }
fe913d8f 114
c3a7b59a 115 if (id.GetSubVersion() < 0) {
116 AliDebug(2,Form("Invalid subversion <%s>.", id.GetSubVersion()));
9e1ceb13 117 return kFALSE;
118 }
119
c3a7b59a 120 filename = Form("Run%d_%d_v%d_s%d.root", id.GetFirstRun(), id.GetLastRun(),
121 id.GetVersion(), id.GetSubVersion());
122
123 filename.Prepend(fBaseDirectory +'/' + id.GetPath() + '/');
9e1ceb13 124
125 return kTRUE;
fe913d8f 126}
127
128//_____________________________________________________________________________
9e1ceb13 129Bool_t AliCDBLocal::PrepareId(AliCDBId& id) {
130// prepare id (version, subVersion) of the object that will be stored (called by PutEntry)
131
c3a7b59a 132 TString dirName = Form("%s/%s", fBaseDirectory.Data(), id.GetPath().Data());
9e1ceb13 133
134 // go to the path; if directory does not exist, create it
135 void* dirPtr = gSystem->OpenDirectory(dirName);
136 if (!dirPtr) {
137 gSystem->mkdir(dirName, kTRUE);
138 dirPtr = gSystem->OpenDirectory(dirName);
139
140 if (!dirPtr) {
141 AliError(Form("Can't create directory <%s>!",
142 dirName.Data()));
143 return kFALSE;
144 }
145 }
fe913d8f 146
9e1ceb13 147 const char* filename;
148 AliCDBRunRange aRunRange; // the runRange got from filename
149 AliCDBRunRange lastRunRange(-1,-1); // highest runRange found
150 Int_t aVersion, aSubVersion; // the version subVersion got from filename
151 Int_t lastVersion = 0, lastSubVersion = -1; // highest version and subVersion found
152
153 if (!id.HasVersion()) { // version not specified: look for highest version & subVersion
154
155 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on the files
156
157 TString aString(filename);
158 if (aString == "." || aString == "..") continue;
159
160 if (!FilenameToId(filename, aRunRange, aVersion,
161 aSubVersion)) {
b05400be 162 AliDebug(2,Form(
9e1ceb13 163 "Bad filename <%s>! I'll skip it.",
164 filename));
165 continue;
166 }
167
168 if (!aRunRange.Overlaps(id.GetAliCDBRunRange())) continue;
169 if(aVersion < lastVersion) continue;
170 if(aVersion > lastVersion) lastSubVersion = -1;
171 if(aSubVersion < lastSubVersion) continue;
172 lastVersion = aVersion;
173 lastSubVersion = aSubVersion;
174 lastRunRange = aRunRange;
175 }
176
177 id.SetVersion(lastVersion);
178 id.SetSubVersion(lastSubVersion + 1);
179
180 } else { // version specified, look for highest subVersion only
181
182 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on the files
183
184 TString aString(filename);
185 if (aString == "." || aString == "..") {
186 continue;
187 }
188
189 if (!FilenameToId(filename, aRunRange, aVersion,
190 aSubVersion)) {
b05400be 191 AliDebug(2,Form(
9e1ceb13 192 "Bad filename <%s>!I'll skip it.",
193 filename));
194 continue;
195 }
196
197 if (aRunRange.Overlaps(id.GetAliCDBRunRange())
198 && aVersion == id.GetVersion()
199 && aSubVersion > lastSubVersion) {
200 lastSubVersion = aSubVersion;
201 lastRunRange = aRunRange;
202 }
203
204 }
205
206 id.SetSubVersion(lastSubVersion + 1);
207 }
fe913d8f 208
9e1ceb13 209 gSystem->FreeDirectory(dirPtr);
fe913d8f 210
9e1ceb13 211 TString lastStorage = id.GetLastStorage();
212 if(lastStorage.Contains(TString("grid"), TString::kIgnoreCase) &&
213 id.GetSubVersion() > 0 ){
214 AliError(Form("Grid to Local Storage error! local object with version v%d_s%d found:",id.GetVersion(), id.GetSubVersion()-1));
215 AliError(Form("This object has been already transferred from Grid (check v%d_s0)!",id.GetVersion()));
216 return kFALSE;
217 }
218
219 if(lastStorage.Contains(TString("new"), TString::kIgnoreCase) &&
220 id.GetSubVersion() > 0 ){
84090f85 221 AliDebug(2, Form("A NEW object is being stored with version v%d_s%d",
9e1ceb13 222 id.GetVersion(),id.GetSubVersion()));
84090f85 223 AliDebug(2, Form("and it will hide previously stored object with v%d_s%d!",
9e1ceb13 224 id.GetVersion(),id.GetSubVersion()-1));
225 }
226
227 if(!lastRunRange.IsAnyRange() && !(lastRunRange.IsEqual(& id.GetAliCDBRunRange())))
228 AliWarning(Form("Run range modified w.r.t. previous version (Run%d_%d_v%d_s%d)",
229 lastRunRange.GetFirstRun(), lastRunRange.GetLastRun(),
230 id.GetVersion(), id.GetSubVersion()-1));
231
232 return kTRUE;
fe913d8f 233}
234
9e1ceb13 235//_____________________________________________________________________________
4b5e0dce 236Bool_t AliCDBLocal::GetId(const AliCDBId& query, AliCDBId& result) {
9e1ceb13 237// look for filename matching query (called by GetEntry)
238
c3a7b59a 239 TString dirName = Form("%s/%s", fBaseDirectory.Data(), query.GetPath().Data());
9e1ceb13 240
c3a7b59a 241 void* dirPtr = gSystem->OpenDirectory(dirName);
9e1ceb13 242 if (!dirPtr) {
024cf675 243 AliDebug(2,Form("Directory <%s> not found", (query.GetPath()).Data()));
244 AliDebug(2,Form("in DB folder %s", fBaseDirectory.Data()));
4b5e0dce 245 return kFALSE;
9e1ceb13 246 }
247
c3a7b59a 248 const char* filename;
249
9e1ceb13 250 AliCDBRunRange aRunRange; // the runRange got from filename
251 Int_t aVersion, aSubVersion; // the version and subVersion got from filename
252
253 if (!query.HasVersion()) { // neither version and subversion specified -> look for highest version and subVersion
c3a7b59a 254
9e1ceb13 255 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on files
c3a7b59a 256
9e1ceb13 257 TString aString(filename);
258 if (aString == "." || aString == "..") continue;
259
260 if (!FilenameToId(filename, aRunRange, aVersion, aSubVersion)) continue;
261 // aRunRange, aVersion, aSubVersion filled from filename
262
263 if (!aRunRange.Comprises(query.GetAliCDBRunRange())) continue;
264 // aRunRange contains requested run!
c3a7b59a 265
9e1ceb13 266 if (result.GetVersion() < aVersion) {
267 result.SetVersion(aVersion);
268 result.SetSubVersion(aSubVersion);
269
270 result.SetFirstRun(
271 aRunRange.GetFirstRun());
272 result.SetLastRun(
273 aRunRange.GetLastRun());
274
275 } else if (result.GetVersion() == aVersion
276 && result.GetSubVersion()
277 < aSubVersion) {
278
279 result.SetSubVersion(aSubVersion);
280
281 result.SetFirstRun(
282 aRunRange.GetFirstRun());
283 result.SetLastRun(
284 aRunRange.GetLastRun());
285 } else if (result.GetVersion() == aVersion
286 && result.GetSubVersion() == aSubVersion){
024cf675 287 AliDebug(2,Form("More than one object valid for run %d, version %d_%d!",
9e1ceb13 288 query.GetFirstRun(), aVersion, aSubVersion));
4b5e0dce 289 gSystem->FreeDirectory(dirPtr);
290 return kFALSE;
9e1ceb13 291 }
292 }
293
294 } else if (!query.HasSubVersion()) { // version specified but not subversion -> look for highest subVersion
295
296 result.SetVersion(query.GetVersion());
297
298 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on files
299
300 TString aString(filename);
301 if (aString == "." || aString == "..") continue;
302
303 if (!FilenameToId(filename, aRunRange, aVersion, aSubVersion)) continue;
304 // aRunRange, aVersion, aSubVersion filled from filename
305
306 if (!aRunRange.Comprises(query.GetAliCDBRunRange())) continue;
307 // aRunRange contains requested run!
308
309 if(query.GetVersion() != aVersion) continue;
310 // aVersion is requested version!
311
312 if(result.GetSubVersion() == aSubVersion){
024cf675 313 AliDebug(2,Form("More than one object valid for run %d, version %d_%d!",
9e1ceb13 314 query.GetFirstRun(), aVersion, aSubVersion));
4b5e0dce 315 gSystem->FreeDirectory(dirPtr);
316 return kFALSE;
9e1ceb13 317 }
318 if( result.GetSubVersion() < aSubVersion) {
319
320 result.SetSubVersion(aSubVersion);
321
322 result.SetFirstRun(
323 aRunRange.GetFirstRun());
324 result.SetLastRun(
325 aRunRange.GetLastRun());
326 }
327 }
328
329 } else { // both version and subversion specified
330
331 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on files
332
333 TString aString(filename);
334 if (aString == "." || aString == "..") continue;
335
336 if (!FilenameToId(filename, aRunRange, aVersion, aSubVersion)) continue;
337 // aRunRange, aVersion, aSubVersion filled from filename
338
339 if (!aRunRange.Comprises(query.GetAliCDBRunRange())) continue;
340 // aRunRange contains requested run!
341
342 if(query.GetVersion() != aVersion || query.GetSubVersion() != aSubVersion) continue;
343 // aVersion and aSubVersion are requested version and subVersion!
344
345 if(result.GetVersion() == aVersion && result.GetSubVersion() == aSubVersion){
024cf675 346 AliDebug(2,Form("More than one object valid for run %d, version %d_%d!",
9e1ceb13 347 query.GetFirstRun(), aVersion, aSubVersion));
4b5e0dce 348 gSystem->FreeDirectory(dirPtr);
349 return kFALSE;
9e1ceb13 350 }
351 result.SetVersion(aVersion);
352 result.SetSubVersion(aSubVersion);
353 result.SetFirstRun(aRunRange.GetFirstRun());
354 result.SetLastRun(aRunRange.GetLastRun());
355
356 }
357 }
358
359 gSystem->FreeDirectory(dirPtr);
360
4b5e0dce 361 return kTRUE;
9e1ceb13 362}
fe913d8f 363
364//_____________________________________________________________________________
9e1ceb13 365AliCDBEntry* AliCDBLocal::GetEntry(const AliCDBId& queryId) {
366// get AliCDBEntry from the database
367
4b5e0dce 368 AliCDBId dataId(queryId.GetAliCDBPath(), -1, -1, -1, -1);
369 Bool_t result;
c3a7b59a 370
9e1ceb13 371 // look for a filename matching query requests (path, runRange, version, subVersion)
372 if (!queryId.HasVersion()) {
373 // if version is not specified, first check the selection criteria list
4b5e0dce 374 AliCDBId selectedId(queryId);
375 GetSelection(&selectedId);
376 result = GetId(selectedId, dataId);
9e1ceb13 377 } else {
4b5e0dce 378 result = GetId(queryId, dataId);
fe913d8f 379 }
9e1ceb13 380
4b5e0dce 381 if (!result || !dataId.IsSpecified()) return NULL;
9e1ceb13 382
383 TString filename;
c3a7b59a 384 if (!IdToFilename(dataId, filename)) {
9e1ceb13 385
024cf675 386 AliDebug(2,Form("Bad data ID encountered! Subnormal error!"));
9e1ceb13 387 return NULL;
388 }
9e1ceb13 389
390 TFile file(filename, "READ"); // open file
391 if (!file.IsOpen()) {
024cf675 392 AliDebug(2,Form("Can't open file <%s>!", filename.Data()));
9e1ceb13 393 return NULL;
394 }
395
396 // get the only AliCDBEntry object from the file
397 // the object in the file is an AliCDBEntry entry named "AliCDBEntry"
398
62032124 399 AliCDBEntry* anEntry = dynamic_cast<AliCDBEntry*> (file.Get("AliCDBEntry"));
400 if (!anEntry) {
401 AliDebug(2,Form("Bad storage data: No AliCDBEntry in file!"));
402 file.Close();
9e1ceb13 403 return NULL;
404 }
405
62032124 406 AliCDBId entryId = anEntry->GetId();
fe913d8f 407
9e1ceb13 408 // The object's Id are not reset during storage
409 // If object's Id runRange or version do not match with filename,
410 // it means that someone renamed file by hand. In this case a warning msg is issued.
62032124 411
412 anEntry-> SetLastStorage("local");
fe913d8f 413
9e1ceb13 414 if(!((entryId.GetAliCDBRunRange()).IsEqual(& dataId.GetAliCDBRunRange())) ||
415 (entryId.GetVersion() != dataId.GetVersion()) || (entryId.GetSubVersion() != dataId.GetSubVersion())){
b8ec52f6 416 AliWarning(Form("Mismatch between file name and object's Id!"));
417 AliWarning(Form("File name: %s", dataId.ToString().Data()));
418 AliWarning(Form("Object's Id: %s", entryId.ToString().Data()));
9e1ceb13 419 }
b8ec52f6 420
9e1ceb13 421 // close file, return retieved entry
422 file.Close();
62032124 423 return anEntry;
9e1ceb13 424}
fe913d8f 425
9e1ceb13 426//_____________________________________________________________________________
427void AliCDBLocal::GetEntriesForLevel0(const char* level0,
428 const AliCDBId& queryId, TList* result) {
429// multiple request (AliCDBStorage::GetAll)
430
c3a7b59a 431 TString level0Dir = Form("%s/%s", fBaseDirectory.Data(), level0);
432
9e1ceb13 433 void* level0DirPtr = gSystem->OpenDirectory(level0Dir);
434 if (!level0DirPtr) {
c3a7b59a 435 AliDebug(2,Form("Can't open level0 directory <%s>!",
9e1ceb13 436 level0Dir.Data()));
437 return;
c3a7b59a 438 }
9e1ceb13 439
440 const char* level1;
441 while ((level1 = gSystem->GetDirEntry(level0DirPtr))) {
442
443 TString level1Str(level1);
444 if (level1Str == "." || level1Str == "..") {
445 continue;
446 }
447
448 if (queryId.GetAliCDBPath().Level1Comprises(level1)) {
449 GetEntriesForLevel1(level0, level1, queryId, result);
450 }
451 }
fe913d8f 452
9e1ceb13 453 gSystem->FreeDirectory(level0DirPtr);
fe913d8f 454}
455
9e1ceb13 456//_____________________________________________________________________________
457void AliCDBLocal::GetEntriesForLevel1(const char* level0, const char* level1,
458 const AliCDBId& queryId, TList* result) {
459// multiple request (AliCDBStorage::GetAll)
460
c3a7b59a 461 TString level1Dir = Form("%s/%s/%s", fBaseDirectory.Data(), level0,level1);
9e1ceb13 462
463 void* level1DirPtr = gSystem->OpenDirectory(level1Dir);
464 if (!level1DirPtr) {
c3a7b59a 465 AliDebug(2,Form("Can't open level1 directory <%s>!",
9e1ceb13 466 level1Dir.Data()));
467 return;
468 }
fe913d8f 469
9e1ceb13 470 const char* level2;
471 while ((level2 = gSystem->GetDirEntry(level1DirPtr))) {
472
473 TString level2Str(level2);
474 if (level2Str == "." || level2Str == "..") {
475 continue;
476 }
477
478 if (queryId.GetAliCDBPath().Level2Comprises(level2)) {
62032124 479
9e1ceb13 480 AliCDBPath entryPath(level0, level1, level2);
481 AliCDBId entryId(entryPath, queryId.GetAliCDBRunRange(),
482 queryId.GetVersion(), queryId.GetSubVersion());
483
484 AliCDBEntry* anEntry = GetEntry(entryId);
485 if (anEntry) {
486 result->Add(anEntry);
487 }
488 }
489 }
fe913d8f 490
9e1ceb13 491 gSystem->FreeDirectory(level1DirPtr);
492}
fe913d8f 493
9e1ceb13 494//_____________________________________________________________________________
495TList* AliCDBLocal::GetEntries(const AliCDBId& queryId) {
496// multiple request (AliCDBStorage::GetAll)
497
498 void* storageDirPtr = gSystem->OpenDirectory(fBaseDirectory);
499 if (!storageDirPtr) {
024cf675 500 AliDebug(2,Form("Can't open storage directory <%s>",
9e1ceb13 501 fBaseDirectory.Data()));
502 return NULL;
c3a7b59a 503 }
9e1ceb13 504
505 TList* result = new TList();
506 result->SetOwner();
507
508 const char* level0;
509 while ((level0 = gSystem->GetDirEntry(storageDirPtr))) {
c3a7b59a 510
9e1ceb13 511 TString level0Str(level0);
512 if (level0Str == "." || level0Str == "..") {
513 continue;
514 }
515
516 if (queryId.GetAliCDBPath().Level0Comprises(level0)) {
c3a7b59a 517 GetEntriesForLevel0(level0, queryId, result);
9e1ceb13 518 }
c3a7b59a 519 }
520
9e1ceb13 521 gSystem->FreeDirectory(storageDirPtr);
522
523 return result;
fe913d8f 524}
525
526//_____________________________________________________________________________
9e1ceb13 527Bool_t AliCDBLocal::PutEntry(AliCDBEntry* entry) {
528// put an AliCDBEntry object into the database
529
530 AliCDBId& id = entry->GetId();
531
532 // set version and subVersion for the entry to be stored
c3a7b59a 533 if (!PrepareId(id)) return kFALSE;
9e1ceb13 534
535
536 // build filename from entry's id
62032124 537 TString filename="";
c3a7b59a 538 if (!IdToFilename(id, filename)) {
9e1ceb13 539
024cf675 540 AliDebug(2,Form("Bad ID encountered! Subnormal error!"));
9e1ceb13 541 return kFALSE;
542 }
c3a7b59a 543
9e1ceb13 544 // open file
545 TFile file(filename, "CREATE");
546 if (!file.IsOpen()) {
547 AliError(Form("Can't open file <%s>!", filename.Data()));
548 return kFALSE;
549 }
550
551 entry->SetVersion(id.GetVersion());
552 entry->SetSubVersion(id.GetSubVersion());
0f678e35 553
9e1ceb13 554 // write object (key name: "AliCDBEntry")
555 Bool_t result = file.WriteTObject(entry, "AliCDBEntry");
024cf675 556 if (!result) AliDebug(2,Form("Can't write entry to file: %s", filename.Data()));
9e1ceb13 557
558 file.Close();
0f678e35 559 if(result) {
0f678e35 560 if(!(id.GetPath().Contains("SHUTTLE/STATUS")))
561 AliInfo(Form("CDB object stored into file %s",filename.Data()));
562 }
b05400be 563
564 return result;
565}
566
567//_____________________________________________________________________________
568TList* AliCDBLocal::GetIdListFromFile(const char* fileName){
569
570 TString fullFileName(fileName);
571 fullFileName.Prepend(fBaseDirectory+'/');
572 TFile *file = TFile::Open(fullFileName);
573 if (!file) {
574 AliError(Form("Can't open selection file <%s>!", fullFileName.Data()));
575 return NULL;
576 }
577 file->cd();
578
579 TList *list = new TList();
580 list->SetOwner();
581 int i=0;
582 TString keycycle;
583
584 AliCDBId *id;
585 while(1){
586 i++;
587 keycycle = "AliCDBId;";
588 keycycle+=i;
589
590 id = (AliCDBId*) file->Get(keycycle);
591 if(!id) break;
592 list->AddFirst(id);
593 }
594 file->Close(); delete file; file=0;
595 return list;
596}
597
598//_____________________________________________________________________________
599Bool_t AliCDBLocal::Contains(const char* path) const{
600// check for path in storage's fBaseDirectory
601
c3a7b59a 602 TString dirName = Form("%s/%s", fBaseDirectory.Data(), path);
b05400be 603 Bool_t result=kFALSE;
604
605 void* dirPtr = gSystem->OpenDirectory(dirName);
606 if (dirPtr) result=kTRUE;
607 gSystem->FreeDirectory(dirPtr);
9e1ceb13 608
609 return result;
fe913d8f 610}
611
62032124 612//_____________________________________________________________________________
613void AliCDBLocal::QueryValidFiles()
614{
c3a7b59a 615// Query the CDB for files valid for AliCDBStorage::fRun
616// fills list fValidFileIds with AliCDBId objects created from file name
617
618 if(fVersion != -1) AliWarning ("Version parameter is not used by local storage query!");
619 if(fMetaDataFilter) {
620 AliWarning ("CDB meta data parameters are not used by local storage query!");
621 delete fMetaDataFilter; fMetaDataFilter=0;
622 }
623
624 void* storageDirPtr = gSystem->OpenDirectory(fBaseDirectory);
625
626 const char* level0;
627 while ((level0 = gSystem->GetDirEntry(storageDirPtr))) {
628
629 TString level0Str(level0);
630 if (level0Str == "." || level0Str == "..") {
631 continue;
632 }
633
634 if (fPathFilter.Level0Comprises(level0)) {
635 TString level0Dir = Form("%s/%s",fBaseDirectory.Data(),level0);
636 void* level0DirPtr = gSystem->OpenDirectory(level0Dir);
637 const char* level1;
638 while ((level1 = gSystem->GetDirEntry(level0DirPtr))) {
639
640 TString level1Str(level1);
641 if (level1Str == "." || level1Str == "..") {
642 continue;
643 }
644
645 if (fPathFilter.Level1Comprises(level1)) {
646 TString level1Dir = Form("%s/%s/%s",
647 fBaseDirectory.Data(),level0,level1);
648
649 void* level1DirPtr = gSystem->OpenDirectory(level1Dir);
650 const char* level2;
651 while ((level2 = gSystem->GetDirEntry(level1DirPtr))) {
652
653 TString level2Str(level2);
654 if (level2Str == "." || level2Str == "..") {
655 continue;
656 }
657
658 if (fPathFilter.Level2Comprises(level2)) {
659 TString dirName = Form("%s/%s/%s/%s",
660 fBaseDirectory.Data(),level0,level1,level2);
661
662 void* dirPtr = gSystem->OpenDirectory(dirName);
663
664 const char* filename;
665
666 AliCDBRunRange aRunRange; // the runRange got from filename
667 Int_t aVersion, aSubVersion; // the version and subVersion got from filename
668
669 while ((filename = gSystem->GetDirEntry(dirPtr))) { // loop on files
670
671 TString aString(filename);
672 if (aString == "." || aString == "..") continue;
673
674 if (!FilenameToId(filename, aRunRange, aVersion, aSubVersion)) continue;
675 AliCDBRunRange runrg(fRun,fRun);
676 if (!aRunRange.Comprises(runrg)) continue;
677 // aRunRange contains requested run!
678 AliCDBPath validPath(level0,level1,level2);
679 AliCDBId validId(validPath,aRunRange,aVersion,aSubVersion);
680 fValidFileIds.AddLast(validId.Clone());
681 }
682 gSystem->FreeDirectory(dirPtr);
683 }
684 }
685 gSystem->FreeDirectory(level1DirPtr);
686 }
687 }
688 gSystem->FreeDirectory(level0DirPtr);
689 }
690 }
691 gSystem->FreeDirectory(storageDirPtr);
692
693}
694
695//_____________________________________________________________________________
696Int_t AliCDBLocal::GetLatestVersion(const char* path, Int_t run){
697// get last version found in the database valid for run and path
698
699 AliCDBPath aCDBPath(path);
700 if(!aCDBPath.IsValid() || aCDBPath.IsWildcard()) {
701 AliError(Form("Invalid path in request: %s", path));
702 return -1;
703 }
704
705 AliCDBId query(path, run, run, -1, -1);
706 AliCDBId dataId;
707
708 GetId(query,dataId);
709
710 return dataId.GetVersion();
711
712}
713
714//_____________________________________________________________________________
715Int_t AliCDBLocal::GetLatestSubVersion(const char* path, Int_t run, Int_t version){
716// get last version found in the database valid for run and path
717
718 AliCDBPath aCDBPath(path);
719 if(!aCDBPath.IsValid() || aCDBPath.IsWildcard()) {
720 AliError(Form("Invalid path in request: %s", path));
721 return -1;
722 }
723
724 AliCDBId query(path, run, run, version, -1);
725 AliCDBId dataId;
726
727 GetId(query,dataId);
728
729 return dataId.GetSubVersion();
62032124 730
731}
732
9e1ceb13 733/////////////////////////////////////////////////////////////////////////////////////////////////
734// //
735// AliCDBLocal factory //
736// //
737/////////////////////////////////////////////////////////////////////////////////////////////////
738
739ClassImp(AliCDBLocalFactory)
740
741//_____________________________________________________________________________
742Bool_t AliCDBLocalFactory::Validate(const char* dbString) {
743// check if the string is valid local URI
744
745 TRegexp dbPattern("^local://.+$");
746
747 return TString(dbString).Contains(dbPattern);
fe913d8f 748}
749
9e1ceb13 750//_____________________________________________________________________________
751AliCDBParam* AliCDBLocalFactory::CreateParameter(const char* dbString) {
752// create AliCDBLocalParam class from the URI string
753
754 if (!Validate(dbString)) {
755 return NULL;
756 }
757
758 TString pathname(dbString + sizeof("local://") - 1);
759
760 gSystem->ExpandPathName(pathname);
761
762 if (pathname[0] != '/') {
763 pathname.Prepend(TString(gSystem->WorkingDirectory()) + '/');
764 }
765
9e1ceb13 766 return new AliCDBLocalParam(pathname);
fe913d8f 767}
768
9e1ceb13 769//_____________________________________________________________________________
770AliCDBStorage* AliCDBLocalFactory::Create(const AliCDBParam* param) {
771// create AliCDBLocal storage instance from parameters
772
773 if (AliCDBLocalParam::Class() == param->IsA()) {
774
775 const AliCDBLocalParam* localParam =
776 (const AliCDBLocalParam*) param;
777
778 return new AliCDBLocal(localParam->GetPath());
779 }
fe913d8f 780
9e1ceb13 781 return NULL;
fe913d8f 782}
783
9e1ceb13 784/////////////////////////////////////////////////////////////////////////////////////////////////
785// //
786// AliCDBLocal Parameter class // //
787// //
788/////////////////////////////////////////////////////////////////////////////////////////////////
789
790ClassImp(AliCDBLocalParam)
791
fe913d8f 792//_____________________________________________________________________________
62032124 793AliCDBLocalParam::AliCDBLocalParam():
794 AliCDBParam(),
795 fDBPath()
796 {
9e1ceb13 797// default constructor
fe913d8f 798
fe913d8f 799}
800
9e1ceb13 801//_____________________________________________________________________________
802AliCDBLocalParam::AliCDBLocalParam(const char* dbPath):
62032124 803 AliCDBParam(),
804 fDBPath(dbPath)
805{
9e1ceb13 806// constructor
807
808 SetType("local");
809 SetURI(TString("local://") + dbPath);
810}
811
812//_____________________________________________________________________________
813AliCDBLocalParam::~AliCDBLocalParam() {
814// destructor
815
816}
fe913d8f 817
818//_____________________________________________________________________________
9e1ceb13 819AliCDBParam* AliCDBLocalParam::CloneParam() const {
820// clone parameter
821
822 return new AliCDBLocalParam(fDBPath);
fe913d8f 823}
fe913d8f 824
9e1ceb13 825//_____________________________________________________________________________
826ULong_t AliCDBLocalParam::Hash() const {
827// return Hash function
828
829 return fDBPath.Hash();
fe913d8f 830}
9e1ceb13 831
832//_____________________________________________________________________________
833Bool_t AliCDBLocalParam::IsEqual(const TObject* obj) const {
834// check if this object is equal to AliCDBParam obj
835
836 if (this == obj) {
837 return kTRUE;
838 }
839
840 if (AliCDBLocalParam::Class() != obj->IsA()) {
841 return kFALSE;
842 }
843
844 AliCDBLocalParam* other = (AliCDBLocalParam*) obj;
845
846 return fDBPath == other->fDBPath;
847}
848