Number of sigma pedestal cut increased to 4
[u/mrichter/AliRoot.git] / STEER / CDB / AliCDBGrid.cxx
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 /////////////////////////////////////////////////////////////////////////////////////////////////
17 //                                                                                             //
18 // AliCDBGrid                                                                                  //
19 // access class to a DataBase in an AliEn storage                                              //
20 //                                                                                             //
21 /////////////////////////////////////////////////////////////////////////////////////////////////
22
23 #include <cstdlib>
24 #include <TGrid.h>
25 #include <TGridResult.h>
26 #include <TFile.h>
27 #include <TKey.h>
28 #include <TROOT.h>
29 #include <TList.h>
30 #include <TObjArray.h>
31 #include <TObjString.h>
32 #include <TRegexp.h>
33
34 #include "AliLog.h"
35 #include "AliCDBEntry.h"
36 #include "AliCDBGrid.h"
37 #include "AliCDBManager.h"
38
39
40 ClassImp(AliCDBGrid)
41
42 //_____________________________________________________________________________
43 AliCDBGrid::AliCDBGrid(const char *gridUrl, const char *user, const char *dbFolder,
44                        const char *se, const char* cacheFolder, Bool_t operateDisconnected,
45                        Long64_t cacheSize, Long_t cleanupInterval) :
46 AliCDBStorage(),
47 fGridUrl(gridUrl),
48 fUser(user),
49 fDBFolder(dbFolder),
50 fSE(se),
51 fCacheFolder(cacheFolder),
52 fOperateDisconnected(operateDisconnected),
53 fCacheSize(cacheSize),
54 fCleanupInterval(cleanupInterval)
55 {
56 // constructor //
57
58         // if the same Grid is alreay active, skip connection
59         if (!gGrid || fGridUrl != gGrid->GridUrl()
60              || (( fUser != "" ) && ( fUser != gGrid->GetUser() )) ) {
61                 // connection to the Grid
62                 AliInfo("Connection to the Grid...");
63                 if(gGrid){
64                         AliInfo(Form("gGrid = %p; fGridUrl = %s; gGrid->GridUrl() = %s",gGrid,fGridUrl.Data(), gGrid->GridUrl()));
65                         AliInfo(Form("fUser = %s; gGrid->GetUser() = %s",fUser.Data(), gGrid->GetUser()));
66                 }
67                 TGrid::Connect(fGridUrl.Data(),fUser.Data());
68         }
69
70         if(!gGrid) {
71                 AliError("Connection failed!");
72                 return;
73         }
74
75         TString initDir(gGrid->Pwd(0));
76         if (fDBFolder[0] != '/') {
77                 fDBFolder.Prepend(initDir);
78         }
79
80         // check DBFolder: trying to cd to DBFolder; if it does not exist, create it
81         if(!gGrid->Cd(fDBFolder.Data(),0)){
82                 AliDebug(2,Form("Creating new folder <%s> ...",fDBFolder.Data()));
83                 TGridResult* res = gGrid->Command(Form("mkdir -p %s",fDBFolder.Data()));
84                 TString result = res->GetKey(0,"__result__");
85                 if(result == "0"){
86                         AliFatal(Form("Cannot create folder <%s> !",fDBFolder.Data()));
87                         return;
88                 }
89         } else {
90                 AliDebug(2,Form("Folder <%s> found",fDBFolder.Data()));
91         }
92
93         // removes any '/' at the end of path, then append one '/'
94         while(fDBFolder.EndsWith("/")) fDBFolder.Remove(fDBFolder.Last('/')); 
95         fDBFolder+="/";
96
97         fType="alien";
98         fBaseFolder = fDBFolder;
99
100         // Setting the cache
101
102         // Check if local cache folder is already defined
103         TString origCache(TFile::GetCacheFileDir());
104         if(fCacheFolder.Length() > 0) {
105                 if(origCache.Length() == 0) {
106                         AliInfo(Form("Setting local cache to: %s", fCacheFolder.Data()));
107                 } else if(fCacheFolder != origCache) {
108                         AliWarning(Form("Local cache folder was already defined, changing it to: %s",
109                                         fCacheFolder.Data()));
110                 }
111
112                 // default settings are: operateDisconnected=kTRUE, forceCacheread = kFALSE
113                 if(!TFile::SetCacheFileDir(fCacheFolder.Data(), fOperateDisconnected)) {
114                         AliError(Form("Could not set cache folder %s !", fCacheFolder.Data()));
115                         fCacheFolder = "";
116                 } else {
117                         // reset fCacheFolder because the function may have
118                         // slightly changed the folder name (e.g. '/' added)
119                         fCacheFolder = TFile::GetCacheFileDir();
120                 }
121
122                 // default settings are: cacheSize=1GB, cleanupInterval = 0
123                 if(!TFile::ShrinkCacheFileDir(fCacheSize, fCleanupInterval)) {
124                         AliError(Form("Could not set following values "
125                                 "to ShrinkCacheFileDir: cacheSize = %lld, cleanupInterval = %ld !",
126                                 fCacheSize, fCleanupInterval));
127                 }
128         }
129
130         // return to the initial directory
131         gGrid->Cd(initDir.Data(),0);
132 }
133
134 //_____________________________________________________________________________
135 AliCDBGrid::~AliCDBGrid()
136 {
137 // destructor
138         delete gGrid; gGrid=0;
139
140 }
141
142 //_____________________________________________________________________________
143 Bool_t AliCDBGrid::FilenameToId(TString& filename, AliCDBId& id) {
144 // build AliCDBId from full path filename (fDBFolder/path/Run#x_#y_v#z_s0.root)
145
146         if(filename.Contains(fDBFolder)){
147                 filename = filename(fDBFolder.Length(),filename.Length()-fDBFolder.Length());
148         }
149
150         TString idPath = filename(0,filename.Last('/'));
151         id.SetPath(idPath);
152         if(!id.IsValid()) return kFALSE;
153
154         filename=filename(idPath.Length()+1,filename.Length()-idPath.Length());
155
156         Ssiz_t mSize;
157         // valid filename: Run#firstRun_#lastRun_v#version_s0.root
158         TRegexp keyPattern("^Run[0-9]+_[0-9]+_v[0-9]+_s0.root$");
159         keyPattern.Index(filename, &mSize);
160         if (!mSize) {
161
162                 // TODO backward compatibility ... maybe remove later!
163                 Ssiz_t oldmSize;
164                 TRegexp oldKeyPattern("^Run[0-9]+_[0-9]+_v[0-9]+.root$");
165                 oldKeyPattern.Index(filename, &oldmSize);
166                 if(!oldmSize) {
167                         AliDebug(2,Form("Bad filename <%s>.", filename.Data()));
168                         return kFALSE;
169                 } else {
170                         AliDebug(2,Form("Old filename format <%s>.", filename.Data()));
171                         id.SetSubVersion(-11); // TODO trick to ensure backward compatibility
172                 }
173
174         } else {
175                 id.SetSubVersion(-1); // TODO trick to ensure backward compatibility
176         }
177
178         filename.Resize(filename.Length() - sizeof(".root") + 1);
179
180         TObjArray* strArray = (TObjArray*) filename.Tokenize("_");
181
182         TString firstRunString(((TObjString*) strArray->At(0))->GetString());
183         id.SetFirstRun(atoi(firstRunString.Data() + 3));
184         id.SetLastRun(atoi(((TObjString*) strArray->At(1))->GetString()));
185
186         TString verString(((TObjString*) strArray->At(2))->GetString());
187         id.SetVersion(atoi(verString.Data() + 1));
188
189         delete strArray;
190
191         return kTRUE;
192 }
193
194 //_____________________________________________________________________________
195 Bool_t AliCDBGrid::IdToFilename(const AliCDBId& id, TString& filename) const {
196 // build file name from AliCDBId (path, run range, version) and fDBFolder
197
198         if (!id.GetAliCDBRunRange().IsValid()) {
199                 AliDebug(2,Form("Invalid run range <%d, %d>.",
200                         id.GetFirstRun(), id.GetLastRun()));
201                 return kFALSE;
202         }
203
204         if (id.GetVersion() < 0) {
205                 AliDebug(2,Form("Invalid version <%d>.", id.GetVersion()));
206                 return kFALSE;
207         }
208
209         filename = Form("Run%d_%d_v%d",
210                                 id.GetFirstRun(),
211                                 id.GetLastRun(),
212                                 id.GetVersion());
213
214         if (id.GetSubVersion() != -11) filename += "_s0"; // TODO to ensure backward compatibility
215         filename += ".root";
216
217         filename.Prepend(fDBFolder + id.GetPath() + '/');
218
219         return kTRUE;
220 }
221
222 //_____________________________________________________________________________
223 Bool_t AliCDBGrid::PrepareId(AliCDBId& id) {
224 // prepare id (version) of the object that will be stored (called by PutEntry)
225
226         TString initDir(gGrid->Pwd(0));
227
228         TString dirName(fDBFolder);
229
230         Bool_t dirExist=kFALSE;
231
232
233
234         // go to the path; if directory does not exist, create it
235         for(int i=0;i<3;i++){
236                 //TString cmd("find -d ");
237                 //cmd += Form("%s ",dirName);
238                 //cmd += 
239                 //gGrid->Command(cmd.Data());
240                 dirName+=Form("%s/",id.GetPathLevel(i).Data());
241                 dirExist=gGrid->Cd(dirName,0);
242                 if (!dirExist) {
243                         AliDebug(2,Form("Creating new folder <%s> ...",dirName.Data()));
244                         if(!gGrid->Mkdir(dirName,"",0)){
245                                 AliError(Form("Cannot create directory <%s> !",dirName.Data()));
246                                 gGrid->Cd(initDir.Data());
247                         return kFALSE;
248                         }
249
250                         // if folders are new add tags to them
251                         if(i == 1) {
252                                 // TODO Currently disabled
253                                 // add short lived tag!
254                                 // AliInfo("Tagging level 1 folder with \"ShortLived\" tag");
255                                 // if(!AddTag(dirName,"ShortLived_try")){
256                                 //      AliError(Form("Could not tag folder %s !", dirName.Data()));
257                                 //      if(!gGrid->Rmdir(dirName.Data())){
258                                 //              AliError(Form("Unexpected: could not remove %s directory!", dirName.Data()));
259                                 //      }
260                                 //      return 0;
261                                 //}
262
263                         } else if(i == 2) {
264                                 AliDebug(2,"Tagging level 2 folder with \"CDB\" and \"CDB_MD\" tag");
265                                 if(!AddTag(dirName,"CDB")){
266                                         AliError(Form("Could not tag folder %s !", dirName.Data()));
267                                         if(!gGrid->Rmdir(dirName.Data())){
268                                                 AliError(Form("Unexpected: could not remove %s directory!", dirName.Data()));
269                                         }
270                                         return 0;
271                                 }
272                                 if(!AddTag(dirName,"CDB_MD")){
273                                         AliError(Form("Could not tag folder %s !", dirName.Data()));
274                                         if(!gGrid->Rmdir(dirName.Data())){
275                                                 AliError(Form("Unexpected: could not remove %s directory!", dirName.Data()));
276                                         }
277                                         return 0;
278                                 }
279
280                                 // TODO Currently disabled
281                                 // add short lived tag!
282                                 // TString path=id.GetPath();
283                                 // if(AliCDBManager::Instance()->IsShortLived(path.Data())) {
284                                 //      AliInfo(Form("Tagging %s as short lived", dirName.Data()));
285                                 //      if(!TagShortLived(dirName, kTRUE)){
286                                 //              AliError(Form("Could not tag folder %s !", dirName.Data()));
287                                 //              if(!gGrid->Rmdir(dirName.Data())){
288                                 //                      AliError(Form("Unexpected: could not remove %s directory!", dirName.Data()));
289                                 //              }
290                                 //              return 0;
291                                 //      }
292                                 // } else {
293                                 //      AliInfo(Form("Tagging %s as long lived", dirName.Data()));
294                                 //      if(!TagShortLived(dirName, kFALSE)){
295                                 //              AliError(Form("Could not tag folder %s !", dirName.Data()));
296                                 //              if(!gGrid->Rmdir(dirName.Data())){
297                                 //                      AliError(Form("Unexpected: could not remove %s directory!", dirName.Data()));
298                                 //              }
299                                 //              return 0;
300                                 //      }
301                                 // }
302                         }
303                 }
304         }
305         gGrid->Cd(initDir,0);
306
307         TString filename;
308         AliCDBId anId; // the id got from filename
309         AliCDBRunRange lastRunRange(-1,-1); // highest runRange found
310         Int_t lastVersion=0; // highest version found
311
312         TGridResult *res = gGrid->Ls(dirName);
313
314         //loop on the files in the directory, look for highest version
315         for(int i=0; i < res->GetEntries(); i++){
316                 filename=res->GetFileNamePath(i);
317                 if (!FilenameToId(filename, anId)) continue;
318                 if (anId.GetAliCDBRunRange().Overlaps(id.GetAliCDBRunRange()) && anId.GetVersion() > lastVersion) {
319                         lastVersion = anId.GetVersion();
320                         lastRunRange = anId.GetAliCDBRunRange();
321                 }
322
323         }
324         delete res;
325
326         // GRP entries with explicitly set version escape default incremental versioning
327         if(id.GetPath().Contains("GRP") && id.HasVersion() && lastVersion!=0)
328         {
329                 AliDebug(5,Form("Entry %s won't be put in the destination OCDB", id.ToString().Data()));
330                 return kFALSE;
331         }
332
333         id.SetVersion(lastVersion + 1);
334         id.SetSubVersion(0);
335
336         TString lastStorage = id.GetLastStorage();
337         if(lastStorage.Contains(TString("new"), TString::kIgnoreCase) && id.GetVersion() > 1 ){
338                 AliDebug(2, Form("A NEW object is being stored with version %d",
339                                         id.GetVersion()));
340                 AliDebug(2, Form("and it will hide previously stored object with version %d!",
341                                         id.GetVersion()-1));
342         }
343
344         if(!lastRunRange.IsAnyRange() && !(lastRunRange.IsEqual(&id.GetAliCDBRunRange())))
345                 AliWarning(Form("Run range modified w.r.t. previous version (Run%d_%d_v%d)",
346                         lastRunRange.GetFirstRun(), lastRunRange.GetLastRun(), id.GetVersion()));
347
348         return kTRUE;
349 }
350
351 //_____________________________________________________________________________
352 AliCDBId* AliCDBGrid::GetId(const TObjArray& validFileIds, const AliCDBId& query) {
353 // look for the Id that matches query's requests (highest or exact version)
354
355         if(validFileIds.GetEntriesFast() < 1)
356                 return NULL;
357
358         TIter iter(&validFileIds);
359
360         AliCDBId *anIdPtr=0;
361         AliCDBId* result=0;
362
363         while((anIdPtr = dynamic_cast<AliCDBId*> (iter.Next()))){
364                 if(anIdPtr->GetPath() != query.GetPath()) continue;
365
366                 //if(!CheckVersion(query, anIdPtr, result)) return NULL;
367
368                 if (!query.HasVersion()){ // look for highest version
369                         if(result && result->GetVersion() > anIdPtr->GetVersion()) continue;
370                         if(result && result->GetVersion() == anIdPtr->GetVersion()) {
371                                 AliError(Form("More than one object valid for run %d, version %d!",
372                                         query.GetFirstRun(), anIdPtr->GetVersion()));
373                                 return NULL;
374                         }
375                         result = anIdPtr;
376                 } else { // look for specified version
377                         if(query.GetVersion() != anIdPtr->GetVersion()) continue;
378                         if(result && result->GetVersion() == anIdPtr->GetVersion()){
379                                 AliError(Form("More than one object valid for run %d, version %d!",
380                                         query.GetFirstRun(), anIdPtr->GetVersion()));
381                                 return NULL;
382                         }
383                         result = anIdPtr;
384                 }
385
386         }
387         
388         if (!result) return NULL;
389
390         return dynamic_cast<AliCDBId*> (result->Clone());
391 }
392
393 //_____________________________________________________________________________
394 AliCDBId* AliCDBGrid::GetEntryId(const AliCDBId& queryId) {
395 // get AliCDBId from the database
396 // User must delete returned object
397
398         AliCDBId* dataId=0;
399
400         AliCDBId selectedId(queryId);
401         if (!selectedId.HasVersion()) {
402                 // if version is not specified, first check the selection criteria list
403                 GetSelection(&selectedId);
404         }
405
406         TObjArray validFileIds;
407         validFileIds.SetOwner(1);
408
409         // look for file matching query requests (path, runRange, version)
410         if(selectedId.GetFirstRun() == fRun && fPathFilter.Comprises(selectedId.GetAliCDBPath()) &&
411                         fVersion == selectedId.GetVersion() && !fMetaDataFilter){
412                 // look into list of valid files previously loaded with AliCDBStorage::FillValidFileIds()
413                 AliDebug(2, Form("List of files valid for run %d was loaded. Looking there for fileids valid for path %s!",
414                                         selectedId.GetFirstRun(), selectedId.GetPath().Data()));
415                 dataId = GetId(fValidFileIds, selectedId);
416
417         } else {
418                 // List of files valid for reqested run was not loaded. Looking directly into CDB
419                 AliDebug(2, Form("List of files valid for run %d and version %d was not loaded. Looking directly into CDB for fileids valid for path %s!",
420                                         selectedId.GetFirstRun(), selectedId.GetVersion(), selectedId.GetPath().Data()));
421
422                 TString filter;
423                 MakeQueryFilter(selectedId.GetFirstRun(), selectedId.GetLastRun(), 0, filter);
424
425                 TString pattern = ".root";
426                 TString optionQuery = "-y -m";
427                 if(selectedId.GetVersion() >= 0) {
428                         pattern.Prepend(Form("_v%d_s0",selectedId.GetVersion()));
429                         optionQuery = "";
430                 }
431
432                 TString folderCopy(Form("%s%s/Run",fDBFolder.Data(),selectedId.GetPath().Data()));
433
434                 if (optionQuery.Contains("-y")){
435                         AliInfo("Only latest version will be returned");
436                 }
437
438                 AliDebug(2,Form("** fDBFolder = %s, pattern = %s, filter = %s",folderCopy.Data(), pattern.Data(), filter.Data()));
439                 TGridResult *res = gGrid->Query(folderCopy, pattern, filter, optionQuery.Data());
440                 if (res) {
441                         AliCDBId validFileId;
442                         for(int i=0; i<res->GetEntries(); i++){
443                                 TString filename = res->GetKey(i, "lfn");
444                                 if(filename == "") continue;
445                                 if(FilenameToId(filename, validFileId))
446                                                 validFileIds.AddLast(validFileId.Clone());
447                         }
448                         delete res;
449                 }       
450                 dataId = GetId(validFileIds, selectedId);
451         }
452
453         return dataId;
454 }
455
456 //_____________________________________________________________________________
457 AliCDBEntry* AliCDBGrid::GetEntry(const AliCDBId& queryId) {
458 // get AliCDBEntry from the database
459
460         AliCDBId* dataId = GetEntryId(queryId);
461
462         if (!dataId) return NULL;
463
464         TString filename;
465         if (!IdToFilename(*dataId, filename)) {
466                 AliDebug(2,Form("Bad data ID encountered! Subnormal error!"));
467                 delete dataId;
468                 return NULL;
469         }
470
471         AliCDBEntry* anEntry = GetEntryFromFile(filename, dataId);
472
473         delete dataId;
474         return anEntry;
475 }
476
477 //_____________________________________________________________________________
478 AliCDBEntry* AliCDBGrid::GetEntryFromFile(TString& filename, AliCDBId* dataId){
479 // Get AliCBEntry object from file "filename"
480
481         AliDebug(2,Form("Opening file: %s",filename.Data()));
482
483         filename.Prepend("/alien");
484
485         // if option="CACHEREAD" TFile will use the local caching facility!
486         TString option="READ";
487         if(fCacheFolder != ""){
488
489                 // Check if local cache folder was changed in the meanwhile
490                 TString origCache(TFile::GetCacheFileDir());
491                 if(fCacheFolder != origCache) {
492                         AliWarning(Form("Local cache folder has been overwritten!! fCacheFolder = %s origCache = %s",
493                                         fCacheFolder.Data(), origCache.Data()));
494                         TFile::SetCacheFileDir(fCacheFolder.Data(), fOperateDisconnected);
495                         TFile::ShrinkCacheFileDir(fCacheSize, fCleanupInterval);
496                 }
497
498                 option.Prepend("CACHE");
499         }
500
501         AliDebug(2, Form("Option: %s", option.Data()));
502
503         TFile *file = TFile::Open(filename, option);
504         if (!file) {
505                 AliDebug(2,Form("Can't open file <%s>!", filename.Data()));
506                 return NULL;
507         }
508
509         // get the only AliCDBEntry object from the file
510         // the object in the file is an AliCDBEntry entry named "AliCDBEntry"
511
512         AliCDBEntry* anEntry = dynamic_cast<AliCDBEntry*> (file->Get("AliCDBEntry"));
513
514         if (!anEntry) {
515                 AliDebug(2,Form("Bad storage data: file does not contain an AliCDBEntry object!"));
516                 file->Close();
517                 return NULL;
518         }
519
520         // The object's Id is not reset during storage
521         // If object's Id runRange or version do not match with filename,
522         // it means that someone renamed file by hand. In this case a warning msg is issued.
523
524         if(anEntry){
525                 AliCDBId entryId = anEntry->GetId();
526                 Int_t tmpSubVersion = dataId->GetSubVersion();
527                 dataId->SetSubVersion(entryId.GetSubVersion()); // otherwise filename and id may mismatch
528                 if(!entryId.IsEqual(dataId)){
529                         AliWarning(Form("Mismatch between file name and object's Id!"));
530                         AliWarning(Form("File name: %s", dataId->ToString().Data()));
531                         AliWarning(Form("Object's Id: %s", entryId.ToString().Data()));
532                 }
533                 dataId->SetSubVersion(tmpSubVersion);
534         }
535
536         anEntry->SetLastStorage("grid");
537
538         // Check whether entry contains a TTree. In case load the tree in memory!
539         LoadTreeFromFile(anEntry);
540
541         // close file, return retieved entry
542         file->Close(); delete file; file=0;
543
544         return anEntry;
545 }
546
547 //_____________________________________________________________________________
548 TList* AliCDBGrid::GetEntries(const AliCDBId& queryId) {
549 // multiple request (AliCDBStorage::GetAll)
550
551         TList* result = new TList();
552         result->SetOwner();
553
554         TObjArray validFileIds;
555         validFileIds.SetOwner(1);
556
557         Bool_t alreadyLoaded = kFALSE;
558
559         // look for file matching query requests (path, runRange)
560         if(queryId.GetFirstRun() == fRun &&
561                         fPathFilter.Comprises(queryId.GetAliCDBPath()) && fVersion < 0 && !fMetaDataFilter){
562                 // look into list of valid files previously loaded with AliCDBStorage::FillValidFileIds()
563                 AliDebug(2,Form("List of files valid for run %d and for path %s was loaded. Looking there!",
564                                         queryId.GetFirstRun(), queryId.GetPath().Data()));
565
566                 alreadyLoaded = kTRUE;
567
568         } else {
569                 // List of files valid for reqested run was not loaded. Looking directly into CDB
570                 AliDebug(2,Form("List of files valid for run %d and for path %s was not loaded. Looking directly into CDB!",
571                                         queryId.GetFirstRun(), queryId.GetPath().Data()));
572
573                 TString filter;
574                 MakeQueryFilter(queryId.GetFirstRun(), queryId.GetLastRun(), 0, filter);
575
576                 TString path = queryId.GetPath();
577
578                 TString pattern = "Run*.root";
579                 TString optionQuery = "-y";
580
581                 TString addFolder = "";
582                 if (!path.Contains("*")){
583                     if (!path.BeginsWith("/")) addFolder += "/";
584                     addFolder += path;
585                 }
586                 else{
587                     if (path.BeginsWith("/")) path.Remove(0,1);
588                     if (path.EndsWith("/")) path.Remove(path.Length()-1,1);     
589                     TObjArray* tokenArr = path.Tokenize("/");
590                     if (tokenArr->GetEntries() != 3) {
591                         AliError("Not a 3 level path! Keeping old query...");
592                         pattern.Prepend(path+"/");
593                     }
594                     else{
595                         TString str0 = ((TObjString*)tokenArr->At(0))->String();
596                         TString str1 = ((TObjString*)tokenArr->At(1))->String();
597                         TString str2 = ((TObjString*)tokenArr->At(2))->String();
598                         if (str0 != "*" && str1 != "*" && str2 == "*"){
599                             // e.g. "ITS/Calib/*"
600                             addFolder = "/"+str0+"/"+str1;
601                         }
602                         else if (str0 != "*" && str1 == "*" && str2 == "*"){    
603                             // e.g. "ITS/*/*"
604                             addFolder = "/"+str0;
605                         }
606                         else if (str0 == "*" && str1 == "*" && str2 == "*"){    
607                             // e.g. "*/*/*"
608                             // do nothing: addFolder is already an empty string;
609                         }
610                         else{
611                             // e.g. "ITS/*/RecoParam"
612                             pattern.Prepend(path+"/");
613                         }
614                     }
615                     delete tokenArr; tokenArr=0;
616                 }
617
618                 TString folderCopy(Form("%s%s",fDBFolder.Data(),addFolder.Data()));
619
620                 AliDebug(2,Form("fDBFolder = %s, pattern = %s, filter = %s",folderCopy.Data(), pattern.Data(), filter.Data()));
621
622                 TGridResult *res = gGrid->Query(folderCopy, pattern, filter, optionQuery.Data());  
623
624                 if (!res) {
625                     AliError("Grid query failed");
626                     return 0;
627                 }
628
629                 AliCDBId validFileId;
630                 for(int i=0; i<res->GetEntries(); i++){
631                         TString filename = res->GetKey(i, "lfn");
632                         if(filename == "") continue;
633                         if(FilenameToId(filename, validFileId))
634                                         validFileIds.AddLast(validFileId.Clone());
635                 }
636                 delete res;
637         }
638
639         TIter *iter=0;
640         if(alreadyLoaded){
641                 iter = new TIter(&fValidFileIds);
642         } else {
643                 iter = new TIter(&validFileIds);
644         }
645
646         TObjArray selectedIds;
647         selectedIds.SetOwner(1);
648
649         // loop on list of valid Ids to select the right version to get.
650         // According to query and to the selection criteria list, version can be the highest or exact
651         AliCDBPath pathCopy;
652         AliCDBId* anIdPtr=0;
653         AliCDBId* dataId=0;
654         AliCDBPath queryPath = queryId.GetAliCDBPath();
655         while((anIdPtr = dynamic_cast<AliCDBId*> (iter->Next()))){
656                 AliCDBPath thisCDBPath = anIdPtr->GetAliCDBPath();
657                 if(!(queryPath.Comprises(thisCDBPath)) || pathCopy.GetPath() == thisCDBPath.GetPath()) continue;
658                 pathCopy = thisCDBPath;
659
660                 // check the selection criteria list for this query
661                 AliCDBId thisId(*anIdPtr);
662                 thisId.SetVersion(queryId.GetVersion());
663                 if(!thisId.HasVersion()) GetSelection(&thisId);
664
665                 if(alreadyLoaded){
666                         dataId = GetId(fValidFileIds, thisId);
667                 } else {
668                         dataId = GetId(validFileIds, thisId);
669                 }
670                 if(dataId) selectedIds.Add(dataId);
671         }
672
673         delete iter; iter=0;
674
675         // selectedIds contains the Ids of the files matching all requests of query!
676         // All the objects are now ready to be retrieved
677         iter = new TIter(&selectedIds);
678         while((anIdPtr = dynamic_cast<AliCDBId*> (iter->Next()))){
679                 TString filename;
680                 if (!IdToFilename(*anIdPtr, filename)) {
681                         AliDebug(2,Form("Bad data ID encountered! Subnormal error!"));
682                         continue;
683                 }
684
685                 AliCDBEntry* anEntry = GetEntryFromFile(filename, anIdPtr);
686
687                 if(anEntry) result->Add(anEntry);
688
689         }
690         delete iter; iter=0;
691
692         return result;
693 }
694
695 //_____________________________________________________________________________
696 Bool_t AliCDBGrid::PutEntry(AliCDBEntry* entry) {
697 // put an AliCDBEntry object into the database
698
699         AliCDBId& id = entry->GetId();
700
701         // set version for the entry to be stored
702         if (!PrepareId(id)) return kFALSE;
703
704         // build filename from entry's id
705         TString filename;
706         if (!IdToFilename(id, filename)) {
707                 AliError("Bad ID encountered! Subnormal error!");
708                 return kFALSE;
709         }
710
711         TString folderToTag = Form("%s%s",
712                                         fDBFolder.Data(),
713                                         id.GetPath().Data());
714
715         TDirectory* saveDir = gDirectory;
716
717         TString fullFilename = Form("/alien%s", filename.Data());
718         // specify SE to filename
719         if (fSE != "default") fullFilename += Form("?se=%s",fSE.Data());
720
721         // open file
722         TFile *file = TFile::Open(fullFilename,"CREATE");
723         if(!file || !file->IsWritable()){
724                 AliError(Form("Can't open file <%s>!", filename.Data()));
725                 if(file && !file->IsWritable()) file->Close(); delete file; file=0;
726                 return kFALSE;
727         }
728
729         file->cd();
730
731         //SetTreeToFile(entry, file);
732
733         entry->SetVersion(id.GetVersion());
734
735         // write object (key name: "AliCDBEntry")
736         Bool_t result = (file->WriteTObject(entry, "AliCDBEntry") != 0);
737         if (!result) AliError(Form("Can't write entry to file <%s>!", filename.Data()));
738
739
740         if (saveDir) saveDir->cd(); else gROOT->cd();
741         file->Close(); delete file; file=0;
742
743         if(result) {
744         
745                 if(!TagFileId(filename, &id)){
746                         AliInfo(Form("CDB tagging failed. Deleting file %s!",filename.Data()));
747                         if(!gGrid->Rm(filename.Data()))
748                                 AliError("Can't delete file!");
749                         return kFALSE;
750                 }
751
752                 TagFileMetaData(filename, entry->GetMetaData());
753         }
754
755         AliInfo(Form("CDB object stored into file %s", filename.Data()));
756         AliInfo(Form("Storage Element: %s", fSE.Data()));
757         return result;
758 }
759 //_____________________________________________________________________________
760 Bool_t AliCDBGrid::AddTag(TString& folderToTag, const char* tagname){
761 // add "tagname" tag (CDB or CDB_MD) to folder where object will be stored
762
763         Bool_t result = kTRUE;
764         AliDebug(2, Form("adding %s tag to folder %s", tagname, folderToTag.Data()));
765         TString addTag = Form("addTag %s %s", folderToTag.Data(), tagname);
766         TGridResult *gridres = gGrid->Command(addTag.Data());
767         const char* resCode = gridres->GetKey(0,"__result__"); // '1' if success
768         if(resCode[0] != '1') {
769                 AliError(Form("Couldn't add %s tags to folder %s !",
770                                                 tagname, folderToTag.Data()));
771                 result = kFALSE;
772         }
773         delete gridres;
774         return result;
775 }
776
777 //_____________________________________________________________________________
778 Bool_t AliCDBGrid::TagFileId(TString& filename, const AliCDBId* id){
779 // tag stored object in CDB table using object Id's parameters
780
781
782         TString dirname(filename);
783         Int_t dirNumber = gGrid->Mkdir(dirname.Remove(dirname.Last('/')),"-d");
784         
785         TString addTagValue1 = Form("addTagValue %s CDB ", filename.Data());
786         TString addTagValue2 = Form("first_run=%d last_run=%d version=%d ",
787                                         id->GetFirstRun(),
788                                         id->GetLastRun(),
789                                         id->GetVersion());
790         TString addTagValue3 = Form("path_level_0=\"%s\" path_level_1=\"%s\" path_level_2=\"%s\" ",
791                                         id->GetPathLevel(0).Data(),
792                                         id->GetPathLevel(1).Data(),
793                                         id->GetPathLevel(2).Data());
794         //TString addTagValue4 = Form("version_path=\"%s\" dir_number=%d",Form("%d_%s",id->GetVersion(),filename.Data()),dirNumber); 
795         TString addTagValue4 = Form("version_path=\"%09d%s\" dir_number=%d",id->GetVersion(),filename.Data(),dirNumber); 
796         TString addTagValue = Form("%s%s%s%s",
797                                         addTagValue1.Data(),
798                                         addTagValue2.Data(),
799                                         addTagValue3.Data(),
800                                         addTagValue4.Data());
801
802         Bool_t result = kFALSE;
803         AliDebug(2, Form("Tagging file. Tag command: %s", addTagValue.Data()));
804         TGridResult* res = gGrid->Command(addTagValue.Data());
805         const char* resCode = res->GetKey(0,"__result__"); // '1' if success
806         if(resCode[0] != '1') {
807                 AliError(Form("Couldn't add CDB tag value to file %s !",
808                                                 filename.Data()));
809                 result = kFALSE;
810         } else {
811                 AliDebug(2, "Object successfully tagged.");
812                 result = kTRUE;
813         }
814         delete res;
815         return result;
816
817 }
818
819 //_____________________________________________________________________________
820 Bool_t AliCDBGrid::TagShortLived(TString& filename, Bool_t value){
821 // tag folder with ShortLived tag
822
823         TString addTagValue = Form("addTagValue %s ShortLived_try value=%d", filename.Data(), value);
824
825         Bool_t result = kFALSE;
826         AliDebug(2, Form("Tagging file. Tag command: %s", addTagValue.Data()));
827         TGridResult* res = gGrid->Command(addTagValue.Data());
828         const char* resCode = res->GetKey(0,"__result__"); // '1' if success
829         if(resCode[0] != '1') {
830                 AliError(Form("Couldn't add ShortLived tag value to file %s !", filename.Data()));
831                 result = kFALSE;
832         } else {
833                 AliDebug(2,"Object successfully tagged.");
834                 result = kTRUE;
835         }
836         delete res;
837         return result;
838
839 }
840
841 //_____________________________________________________________________________
842 Bool_t AliCDBGrid::TagFileMetaData(TString& filename, const AliCDBMetaData* md){
843 // tag stored object in CDB table using object Id's parameters
844
845         TString addTagValue1 = Form("addTagValue %s CDB_MD ", filename.Data());
846         TString addTagValue2 = Form("object_classname=\"%s\" responsible=\"%s\" beam_period=%d ",
847                                         md->GetObjectClassName(),
848                                         md->GetResponsible(),
849                                         md->GetBeamPeriod());
850         TString addTagValue3 = Form("aliroot_version=\"%s\" comment=\"%s\"",
851                                         md->GetAliRootVersion(),
852                                         md->GetComment());
853         TString addTagValue = Form("%s%s%s",
854                                         addTagValue1.Data(),
855                                         addTagValue2.Data(),
856                                         addTagValue3.Data());
857
858         Bool_t result = kFALSE;
859         AliDebug(2, Form("Tagging file. Tag command: %s", addTagValue.Data()));
860         TGridResult* res = gGrid->Command(addTagValue.Data());
861         const char* resCode = res->GetKey(0,"__result__"); // '1' if success
862         if(resCode[0] != '1') {
863                 AliWarning(Form("Couldn't add CDB_MD tag value to file %s !",
864                                                 filename.Data()));
865                 result = kFALSE;
866         } else {
867                 AliDebug(2,"Object successfully tagged.");
868                 result = kTRUE;
869         }
870         return result;
871 }
872
873 //_____________________________________________________________________________
874 TList* AliCDBGrid::GetIdListFromFile(const char* fileName){
875
876         TString turl(fileName);
877         turl.Prepend("/alien" + fDBFolder);
878         turl += "?se="; turl += fSE.Data();
879         TFile *file = TFile::Open(turl);
880         if (!file) {
881                 AliError(Form("Can't open selection file <%s>!", turl.Data()));
882                 return NULL;
883         }
884
885         TList *list = new TList();
886         list->SetOwner();
887         int i=0;
888         TString keycycle;
889
890         AliCDBId *id;
891         while(1){
892                 i++;
893                 keycycle = "AliCDBId;";
894                 keycycle+=i;
895                 
896                 id = (AliCDBId*) file->Get(keycycle);
897                 if(!id) break;
898                 list->AddFirst(id);
899         }
900         file->Close(); delete file; file=0;
901         
902         return list;
903
904
905 }
906
907 //_____________________________________________________________________________
908 Bool_t AliCDBGrid::Contains(const char* path) const{
909 // check for path in storage's DBFolder
910
911         TString initDir(gGrid->Pwd(0));
912         TString dirName(fDBFolder);
913         dirName += path; // dirName = fDBFolder/path
914         Bool_t result=kFALSE;
915         if (gGrid->Cd(dirName,0)) result=kTRUE;
916         gGrid->Cd(initDir.Data(),0);
917         return result;
918 }
919
920 //_____________________________________________________________________________
921 void AliCDBGrid::QueryValidFiles()
922 {
923 // Query the CDB for files valid for AliCDBStorage::fRun
924 // fills list fValidFileIds with AliCDBId objects created from file name
925
926         TString filter;
927         MakeQueryFilter(fRun, fRun, fMetaDataFilter, filter);
928
929         TString path = fPathFilter.GetPath();
930
931         TString pattern = "Run*";
932         TString optionQuery = "-y";
933         if(fVersion >= 0) {
934                 pattern += Form("_v%d_s0", fVersion);
935                 optionQuery = "";
936         }
937         pattern += ".root";
938         AliDebug(2,Form("pattern: %s", pattern.Data()));
939
940         TString addFolder = "";
941         if (!path.Contains("*")){
942                 if (!path.BeginsWith("/")) addFolder += "/";
943                 addFolder += path;
944         }
945         else{
946                 if (path.BeginsWith("/")) path.Remove(0,1);
947                 if (path.EndsWith("/")) path.Remove(path.Length()-1,1); 
948                 TObjArray* tokenArr = path.Tokenize("/");
949                 if (tokenArr->GetEntries() != 3) {
950                         AliError("Not a 3 level path! Keeping old query...");
951                         pattern.Prepend(path+"/");
952                 }
953                 else{
954                         TString str0 = ((TObjString*)tokenArr->At(0))->String();
955                         TString str1 = ((TObjString*)tokenArr->At(1))->String();
956                         TString str2 = ((TObjString*)tokenArr->At(2))->String();
957                         if (str0 != "*" && str1 != "*" && str2 == "*"){
958                                 // e.g. "ITS/Calib/*"
959                                 addFolder = "/"+str0+"/"+str1;
960                         }
961                         else if (str0 != "*" && str1 == "*" && str2 == "*"){    
962                                 // e.g. "ITS/*/*"
963                                 addFolder = "/"+str0;
964                         }
965                         else if (str0 == "*" && str1 == "*" && str2 == "*"){    
966                                 // e.g. "*/*/*"
967                                 // do nothing: addFolder is already an empty string;
968                         }
969                         else{
970                                 // e.g. "ITS/*/RecoParam"
971                                 pattern.Prepend(path+"/");
972                         }
973                 }
974                 delete tokenArr; tokenArr=0;
975         }
976
977         TString folderCopy(Form("%s%s",fDBFolder.Data(),addFolder.Data()));
978
979         AliDebug(2,Form("fDBFolder = %s, pattern = %s, filter = %s",folderCopy.Data(), pattern.Data(), filter.Data()));
980
981         if (optionQuery == "-y"){
982                 AliInfo("Only latest version will be returned");
983         } 
984
985         TGridResult *res = gGrid->Query(folderCopy, pattern, filter, optionQuery.Data());  
986
987         if (!res) {
988                 AliError("Grid query failed");
989                 return;
990         }
991
992         TIter next(res);
993         TMap *map;
994         while ((map = (TMap*)next())) {
995           TObjString *entry;
996           if ((entry = (TObjString *) ((TMap *)map)->GetValue("lfn"))) {
997             TString& filename = entry->String();
998             if(filename.IsNull()) continue;
999             AliDebug(2,Form("Found valid file: %s", filename.Data()));
1000             AliCDBId *validFileId = new AliCDBId;
1001             Bool_t result = FilenameToId(filename, *validFileId);
1002             if(result) {
1003               fValidFileIds.AddLast(validFileId);
1004             }
1005             else {
1006               delete validFileId;
1007             }
1008           }
1009         }
1010         delete res;
1011
1012 }
1013
1014 //_____________________________________________________________________________
1015 void AliCDBGrid::MakeQueryFilter(Int_t firstRun, Int_t lastRun,
1016                                         const AliCDBMetaData* md, TString& result) const
1017 {
1018 // create filter for file query
1019
1020         result = Form("CDB:first_run<=%d and CDB:last_run>=%d", firstRun, lastRun);
1021
1022 //      if(version >= 0) {
1023 //              result += Form(" and CDB:version=%d", version);
1024 //      }
1025 //      if(pathFilter.GetLevel0() != "*") {
1026 //              result += Form(" and CDB:path_level_0=\"%s\"", pathFilter.GetLevel0().Data());
1027 //      }
1028 //      if(pathFilter.GetLevel1() != "*") {
1029 //              result += Form(" and CDB:path_level_1=\"%s\"", pathFilter.GetLevel1().Data());
1030 //      }
1031 //      if(pathFilter.GetLevel2() != "*") {
1032 //              result += Form(" and CDB:path_level_2=\"%s\"", pathFilter.GetLevel2().Data());
1033 //      }
1034
1035         if(md){
1036                 if(md->GetObjectClassName()[0] != '\0') {
1037                         result += Form(" and CDB_MD:object_classname=\"%s\"", md->GetObjectClassName());
1038                 }
1039                 if(md->GetResponsible()[0] != '\0') {
1040                         result += Form(" and CDB_MD:responsible=\"%s\"", md->GetResponsible());
1041                 }
1042                 if(md->GetBeamPeriod() != 0) {
1043                         result += Form(" and CDB_MD:beam_period=%d", md->GetBeamPeriod());
1044                 }
1045                 if(md->GetAliRootVersion()[0] != '\0') {
1046                         result += Form(" and CDB_MD:aliroot_version=\"%s\"", md->GetAliRootVersion());
1047                 }
1048                 if(md->GetComment()[0] != '\0') {
1049                         result += Form(" and CDB_MD:comment=\"%s\"", md->GetComment());
1050                 }
1051         }
1052         AliDebug(2, Form("filter: %s",result.Data()));
1053
1054 }
1055
1056 //_____________________________________________________________________________
1057 Int_t AliCDBGrid::GetLatestVersion(const char* path, Int_t run){
1058 // get last version found in the database valid for run and path
1059
1060         AliCDBPath aCDBPath(path);
1061         if(!aCDBPath.IsValid() || aCDBPath.IsWildcard()) {
1062                 AliError(Form("Invalid path in request: %s", path));
1063                 return -1;
1064         }
1065         AliCDBId query(path, run, run, -1, -1);
1066
1067         AliCDBId* dataId = 0;
1068         // look for file matching query requests (path, runRange, version)
1069         if(run == fRun && fPathFilter.Comprises(aCDBPath) && fVersion < 0){
1070                 // look into list of valid files previously loaded with AliCDBStorage::FillValidFileIds()
1071                 AliDebug(2, Form("List of files valid for run %d and for path %s was loaded. Looking there!",
1072                                         run, path));
1073                 dataId = GetId(fValidFileIds, query);
1074                 if (!dataId) return -1;
1075                 Int_t version = dataId->GetVersion();
1076                 delete dataId;
1077                 return version;
1078
1079         }
1080         // List of files valid for reqested run was not loaded. Looking directly into CDB
1081         AliDebug(2, Form("List of files valid for run %d and for path %s was not loaded. Looking directly into CDB!",
1082                                 run, path));
1083
1084         TObjArray validFileIds;
1085         validFileIds.SetOwner(1);
1086
1087         TString filter;
1088         MakeQueryFilter(run, run, 0, filter);
1089
1090         TString pattern = ".root";
1091
1092         TString folderCopy(Form("%s%s/Run",fDBFolder.Data(),path));
1093
1094         AliDebug(2,Form("** fDBFolder = %s, pattern = %s, filter = %s",folderCopy.Data(), pattern.Data(), filter.Data()));
1095         TGridResult *res = gGrid->Query(folderCopy, pattern, filter, "-y -m");
1096
1097         AliCDBId validFileId;
1098         if (res->GetEntries()>1){
1099                 AliWarning("Number of found entries >1, even if option -y was used");
1100                 for(int i=0; i<res->GetEntries(); i++){
1101                         TString filename = res->GetKey(i, "lfn");
1102                         if(filename == "") continue;
1103                         if(FilenameToId(filename, validFileId))
1104                                 validFileIds.AddLast(validFileId.Clone());
1105                 }
1106                 dataId = GetId(validFileIds, query);
1107                 if (!dataId) return -1;
1108                 
1109                 Int_t version = dataId->GetVersion();
1110                 delete dataId;
1111                 return version;
1112         }
1113         else if (res->GetEntries()==1){
1114                 TString filename = res->GetKey(0, "lfn");
1115                 if(filename == "") {
1116                         AliError("The only entry found has filename empty");
1117                         return -1;
1118                 }
1119                 if(FilenameToId(filename, validFileId)) return validFileId.GetVersion();
1120                 else{
1121                         AliError("Impossible to get FileId from filename");
1122                         return -1;
1123                 }
1124         }
1125         else {
1126                 AliError("No entries found");
1127                 return -1;
1128         }
1129
1130         delete res;
1131
1132
1133 }
1134
1135 //_____________________________________________________________________________
1136 Int_t AliCDBGrid::GetLatestSubVersion(const char* /*path*/, Int_t /*run*/, Int_t /*version*/){
1137 // get last subversion found in the database valid for run and path
1138         AliError("Objects in GRID storage have no sub version!");
1139         return -1;
1140 }
1141
1142
1143 /////////////////////////////////////////////////////////////////////////////////////////////////
1144 //                                                                                             //
1145 // AliCDBGrid factory                                                                          //
1146 //                                                                                             //
1147 /////////////////////////////////////////////////////////////////////////////////////////////////
1148
1149 ClassImp(AliCDBGridFactory)
1150
1151 //_____________________________________________________________________________
1152 Bool_t AliCDBGridFactory::Validate(const char* gridString) {
1153 // check if the string is valid Grid URI
1154
1155         TRegexp gridPattern("^alien://.+$");
1156
1157         return TString(gridString).Contains(gridPattern);
1158 }
1159
1160 //_____________________________________________________________________________
1161 AliCDBParam* AliCDBGridFactory::CreateParameter(const char* gridString) {
1162 // create AliCDBGridParam class from the URI string
1163
1164         if (!Validate(gridString)) {
1165                 return NULL;
1166         }
1167
1168         TString buffer(gridString);
1169
1170         TString gridUrl         = "alien://";
1171         TString user            = "";
1172         TString dbFolder        = "";
1173         TString se              = "default";
1174         TString cacheFolder     = "";
1175         Bool_t  operateDisconnected = kTRUE;
1176         Long64_t cacheSize          = (UInt_t) 1024*1024*1024; // 1GB
1177         Long_t cleanupInterval      = 0;
1178
1179         TObjArray *arr = buffer.Tokenize('?');
1180         TIter iter(arr);
1181         TObjString *str = 0;
1182
1183         while((str = (TObjString*) iter.Next())){
1184                 TString entry(str->String());
1185                 Int_t indeq = entry.Index('=');
1186                 if(indeq == -1) {
1187                         if(entry.BeginsWith("alien://")) { // maybe it's a gridUrl!
1188                                 gridUrl = entry;
1189                                 continue;
1190                         } else {
1191                                 AliError(Form("Invalid entry! %s",entry.Data()));
1192                                 continue;
1193                         }
1194                 }
1195                 
1196                 TString key = entry(0,indeq);
1197                 TString value = entry(indeq+1,entry.Length()-indeq);
1198
1199                 if(key.Contains("grid",TString::kIgnoreCase)) {
1200                         gridUrl += value;
1201                 }
1202                 else if (key.Contains("user",TString::kIgnoreCase)){
1203                         user = value;
1204                 }
1205                 else if (key.Contains("se",TString::kIgnoreCase)){
1206                         se = value;
1207                 }
1208                 else if (key.Contains("cacheF",TString::kIgnoreCase)){
1209                         cacheFolder = value;
1210                         if (!cacheFolder.IsNull() && !cacheFolder.EndsWith("/"))
1211                                 cacheFolder += "/";
1212                 }
1213                 else if (key.Contains("folder",TString::kIgnoreCase)){
1214                         dbFolder = value;
1215                 }
1216                 else if (key.Contains("operateDisc",TString::kIgnoreCase)){
1217                         if(value == "kTRUE") {
1218                                 operateDisconnected = kTRUE;
1219                         } else if (value == "kFALSE") {
1220                                 operateDisconnected = kFALSE;
1221                         } else if (value == "0" || value == "1") {
1222                                 operateDisconnected = (Bool_t) value.Atoi();
1223                         } else {
1224                                 AliError(Form("Invalid entry! %s",entry.Data()));
1225                                 return NULL;
1226                         }
1227                 }
1228                 else if (key.Contains("cacheS",TString::kIgnoreCase)){
1229                         if(value.IsDigit()) {
1230                                 cacheSize = value.Atoi();
1231                         } else {
1232                                 AliError(Form("Invalid entry! %s",entry.Data()));
1233                                 return NULL;
1234                         }
1235                 }
1236                 else if (key.Contains("cleanupInt",TString::kIgnoreCase)){
1237                         if(value.IsDigit()) {
1238                                 cleanupInterval = value.Atoi();
1239                         } else {
1240                                 AliError(Form("Invalid entry! %s",entry.Data()));
1241                                 return NULL;
1242                         }
1243                 }
1244                 else{
1245                         AliError(Form("Invalid entry! %s",entry.Data()));
1246                         return NULL;
1247                 }
1248         }
1249         delete arr; arr=0;
1250
1251         AliDebug(2, Form("gridUrl:      %s", gridUrl.Data()));
1252         AliDebug(2, Form("user: %s", user.Data()));
1253         AliDebug(2, Form("dbFolder:     %s", dbFolder.Data()));
1254         AliDebug(2, Form("s.e.: %s", se.Data()));
1255         AliDebug(2, Form("local cache folder: %s", cacheFolder.Data()));
1256         AliDebug(2, Form("local cache operate disconnected: %d", operateDisconnected));
1257         AliDebug(2, Form("local cache size: %lld", cacheSize));
1258         AliDebug(2, Form("local cache cleanup interval: %ld", cleanupInterval));
1259
1260         if(dbFolder == ""){
1261                 AliError("Base folder must be specified!");
1262                 return NULL;
1263         }
1264
1265         return new AliCDBGridParam(gridUrl.Data(), user.Data(),
1266                           dbFolder.Data(), se.Data(), cacheFolder.Data(),
1267                           operateDisconnected, cacheSize, cleanupInterval);
1268 }
1269
1270 //_____________________________________________________________________________
1271 AliCDBStorage* AliCDBGridFactory::Create(const AliCDBParam* param) {
1272 // create AliCDBGrid storage instance from parameters
1273         
1274         AliCDBGrid *grid = 0;
1275         if (AliCDBGridParam::Class() == param->IsA()) {
1276
1277                 const AliCDBGridParam* gridParam = (const AliCDBGridParam*) param;
1278                 grid = new AliCDBGrid(gridParam->GridUrl().Data(),
1279                                       gridParam->GetUser().Data(),
1280                                       gridParam->GetDBFolder().Data(),
1281                                       gridParam->GetSE().Data(),
1282                                       gridParam->GetCacheFolder().Data(),
1283                                       gridParam->GetOperateDisconnected(),
1284                                       gridParam->GetCacheSize(),
1285                                       gridParam->GetCleanupInterval());
1286
1287         }
1288
1289         if(!gGrid && grid) {
1290                 delete grid; grid=0;
1291         }
1292
1293         return grid;
1294 }
1295
1296 /////////////////////////////////////////////////////////////////////////////////////////////////
1297 //                                                                                             //
1298 // AliCDBGrid Parameter class                                                                  //                                         //
1299 //                                                                                             //
1300 /////////////////////////////////////////////////////////////////////////////////////////////////
1301
1302 ClassImp(AliCDBGridParam)
1303
1304 //_____________________________________________________________________________
1305 AliCDBGridParam::AliCDBGridParam():
1306  AliCDBParam(),
1307  fGridUrl(),
1308  fUser(),
1309  fDBFolder(),
1310  fSE(),
1311  fCacheFolder(),
1312  fOperateDisconnected(),
1313  fCacheSize(),
1314  fCleanupInterval()
1315
1316  {
1317 // default constructor
1318
1319 }
1320
1321 //_____________________________________________________________________________
1322 AliCDBGridParam::AliCDBGridParam(const char* gridUrl, const char* user, const char* dbFolder,
1323                                 const char* se, const char* cacheFolder, Bool_t operateDisconnected,
1324                                 Long64_t cacheSize, Long_t cleanupInterval):
1325  AliCDBParam(),
1326  fGridUrl(gridUrl),
1327  fUser(user),
1328  fDBFolder(dbFolder),
1329  fSE(se),
1330  fCacheFolder(cacheFolder),
1331  fOperateDisconnected(operateDisconnected),
1332  fCacheSize(cacheSize),
1333  fCleanupInterval(cleanupInterval)
1334 {
1335 // constructor
1336
1337         SetType("alien");
1338
1339         TString uri = Form("%s?User=%s?DBFolder=%s?SE=%s?CacheFolder=%s"
1340                         "?OperateDisconnected=%d?CacheSize=%lld?CleanupInterval=%ld",
1341                         fGridUrl.Data(), fUser.Data(),
1342                         fDBFolder.Data(), fSE.Data(), fCacheFolder.Data(),
1343                         fOperateDisconnected, fCacheSize, fCleanupInterval);
1344
1345         SetURI(uri.Data());
1346 }
1347
1348 //_____________________________________________________________________________
1349 AliCDBGridParam::~AliCDBGridParam() {
1350 // destructor
1351
1352 }
1353
1354 //_____________________________________________________________________________
1355 AliCDBParam* AliCDBGridParam::CloneParam() const {
1356 // clone parameter
1357
1358         return new AliCDBGridParam(fGridUrl.Data(), fUser.Data(),
1359                                         fDBFolder.Data(), fSE.Data(), fCacheFolder.Data(),
1360                                         fOperateDisconnected, fCacheSize, fCleanupInterval);
1361 }
1362
1363 //_____________________________________________________________________________
1364 ULong_t AliCDBGridParam::Hash() const {
1365 // return Hash function
1366
1367         return fGridUrl.Hash()+fUser.Hash()+fDBFolder.Hash()+fSE.Hash()+fCacheFolder.Hash();
1368 }
1369
1370 //_____________________________________________________________________________
1371 Bool_t AliCDBGridParam::IsEqual(const TObject* obj) const {
1372 // check if this object is equal to AliCDBParam obj
1373
1374         if (this == obj) {
1375                 return kTRUE;
1376         }
1377
1378         if (AliCDBGridParam::Class() != obj->IsA()) {
1379                 return kFALSE;
1380         }
1381
1382         AliCDBGridParam* other = (AliCDBGridParam*) obj;
1383
1384         if(fGridUrl != other->fGridUrl) return kFALSE;
1385         if(fUser != other->fUser) return kFALSE;
1386         if(fDBFolder != other->fDBFolder) return kFALSE;
1387         if(fSE != other->fSE) return kFALSE;
1388         if(fCacheFolder != other->fCacheFolder) return kFALSE;
1389         if(fOperateDisconnected != other->fOperateDisconnected) return kFALSE;
1390         if(fCacheSize != other->fCacheSize) return kFALSE;
1391         if(fCleanupInterval != other->fCleanupInterval) return kFALSE;
1392         return kTRUE;
1393 }
1394