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