| # Gaudi Framework, version v21r10p1 |

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# RNTupleCnv.cpp

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    00001 #define ROOTHISTCNV_RNTUPLECNV_CPP
    00002
    00003 // Include files
    00004 #include "NTupleInfo.h"
    00005 #include "RNTupleCnv.h"
    00006 #include "RootObjAddress.h"
    00007
    00008 #include "GaudiKernel/CnvFactory.h"
    00009 #include "GaudiKernel/DataObject.h"
    00010 #include "GaudiKernel/IOpaqueAddress.h"
    00011 #include "GaudiKernel/IDataProviderSvc.h"
    00012 #include "GaudiKernel/IDataManagerSvc.h"
    00013 #include "GaudiKernel/INTupleSvc.h"
    00014 #include "GaudiKernel/IRegistry.h"
    00015 #include "GaudiKernel/MsgStream.h"
    00016 #include "GaudiKernel/SmartIF.h"
    00017 #include "GaudiKernel/NTuple.h"
    00018
    00019 // Root
    00020 #include "TTree.h"
    00021
    00022 //-----------------------------------------------------------------------------
    00023 //
    00024 // Implementation of class :  RootHistCnv::RNTupleCnv
    00025 //
    00026 // Author :                   Charles Leggett
    00027 //
    00028 //-----------------------------------------------------------------------------
    00029
    00030 //-----------------------------------------------------------------------------
    00032 RootHistCnv::RNTupleCnv::RNTupleCnv( ISvcLocator* svc, const CLID& clid )
    00033 : RConverter(clid, svc) {
    00034 }
    00035 //-----------------------------------------------------------------------------
    00036
    00037
    00038 //-----------------------------------------------------------------------------
    00040 RootHistCnv::RNTupleCnv::~RNTupleCnv()             {
    00041 }
    00042 //-----------------------------------------------------------------------------
    00043
    00044 //-----------------------------------------------------------------------------
    00046 StatusCode RootHistCnv::RNTupleCnv::initialize()   {
    00047 //-----------------------------------------------------------------------------
    00048   StatusCode status = Converter::initialize();
    00049   if ( status.isSuccess() ) {
    00050     m_ntupleSvc = serviceLocator()->service("NTupleSvc");
    00051     if (!m_ntupleSvc.isValid()) status = StatusCode::FAILURE;
    00052   }
    00053   return status;
    00054 }
    00055
    00056
    00057 //-----------------------------------------------------------------------------
    00059 StatusCode RootHistCnv::RNTupleCnv::finalize()     {
    00060 //-----------------------------------------------------------------------------
    00062   m_ntupleSvc = 0; // release
    00063   return Converter::finalize();
    00064 }
    00065
    00066 //-----------------------------------------------------------------------------
    00068 StatusCode RootHistCnv::RNTupleCnv::updateObj(IOpaqueAddress* pAddress,
    00069                                               DataObject* pObject)
    00070 //-----------------------------------------------------------------------------
    00071 {
    00072   MsgStream log (msgSvc(), "RNTupleCnv");
    00073
    00074   StatusCode status = StatusCode::FAILURE;
    00075
    00076   RootObjAddress *rAddr = dynamic_cast<RootObjAddress*>(pAddress);
    00077
    00078   if (rAddr == 0) {
    00079     log << MSG::ERROR << "Could not dynamic cast to RootObjAddress" << endmsg;
    00080     return StatusCode::FAILURE;
    00081   }
    00082
    00083   TTree* rtree = (TTree*) rAddr->tObj();
    00084
    00085   try   {
    00086     unsigned long* info = (unsigned long*)pAddress->ipar();
    00087     setDirectory(pAddress->par()[0]);
    00088     status = readData(rtree, dynamic_cast<INTuple*>(pObject), info[1]++);
    00089   }
    00090   catch (...)   {
    00091   }
    00092   return status;
    00093 }
    00094
    00095 //-----------------------------------------------------------------------------
    00097 StatusCode RootHistCnv::RNTupleCnv::createObj(IOpaqueAddress* pAddress,
    00098                                               DataObject*& refpObject)
    00099 //-----------------------------------------------------------------------------
    00100 {
    00101   MsgStream log (msgSvc(), "RNTupleCnv");
    00102
    00103   IRegistry* pReg = pAddress->registry();
    00104
    00105 //    log << MSG::WARNING << "adr: " << pAddress->par()[0] << " <> "
    00106 //        << pAddress->par()[1] << " <> " << pAddress->ipar()[0] << " <> "
    00107 //        << pAddress->ipar()[1] << " <> " << hex << rAddr->tObj()
    00108 //        << dec << " <> " << pReg->identifier() << endmsg;
    00109
    00110   std::string ident = pReg->identifier();
    00111
    00112   StatusCode status = readObject(pAddress, refpObject);  // Doesn't do anything
    00113   if ( status.isSuccess() )   {
    00114     RootObjAddress *rAddr = dynamic_cast<RootObjAddress*>( pAddress );
    00115     if (rAddr == 0) {
    00116       log << MSG::ERROR << "Could not cast to RootObjAddress" << endmsg;
    00117       return StatusCode::FAILURE;
    00118     }
    00119     INTuple* nt = 0;
    00120     TTree* tobj = (TTree*) rAddr->tObj();
    00121     status = load(tobj, nt);
    00122     if (status.isSuccess()) {
    00123       refpObject = dynamic_cast<DataObject*>(nt);
    00124     } else {
    00125       log << MSG::ERROR << "Problems loading ntuple id: " << pReg->identifier()
    00126           << endmsg;
    00127     }
    00128   }
    00129   return status;
    00130 }
    00131
    00132 //-----------------------------------------------------------------------------
    00134 StatusCode RootHistCnv::RNTupleCnv::createRep(DataObject* pObject,
    00135                                               IOpaqueAddress*& pAddr)
    00136 //-----------------------------------------------------------------------------
    00137 {
    00138   GlobalDirectoryRestore restore;
    00139   pAddr = 0;
    00140   try   {
    00141     IRegistry* pReg = pObject->registry();
    00142     if ( 0 != pReg )    {
    00143       pAddr = pReg->address();
    00144       if ( 0 == pAddr )   {
    00145         SmartIF<IDataManagerSvc> dataMgr(dataProvider());
    00146         if ( dataMgr.isValid() )    {
    00147           IRegistry* pParentReg = 0;
    00148           StatusCode status = dataMgr->objectParent(pReg, pParentReg);
    00149           if ( status.isSuccess() )  {
    00150             IOpaqueAddress* pParAddr = pParentReg->address();
    00151             if ( pParAddr )   {
    00152               TDirectory* pParentDir = (TDirectory*)pParAddr->ipar()[0];
    00153               if ( pParentDir )   {
    00154                 TTree* pTree = 0;
    00155                 std::string dsc = pReg->name().substr(1);
    00156                 gDirectory = pParentDir;
    00157                 status = book(dsc, dynamic_cast<INTuple*>(pObject), pTree);
    00158                 if ( !status.isSuccess() )   {
    00159                   return status;
    00160                 }
    00161                 status = createAddress(pObject, gDirectory, pTree, pAddr);
    00162                 if ( !status.isSuccess() )   {
    00163                   return status;
    00164                 }
    00165                 return writeData(pTree, dynamic_cast<INTuple*>(pObject));
    00166               }
    00167             }
    00168           }
    00169         }
    00170       }
    00171       else  {
    00172         TDirectory* pDir  = (TDirectory*)pAddr->ipar()[0];
    00173         RootObjAddress *rAddr = dynamic_cast<RootObjAddress*>( pAddr );
    00174         if (rAddr == 0) {
    00175           MsgStream log (msgSvc(), "RNTupleCnv");
    00176           log << MSG::ERROR << "Could not cast to RootObjAddress" << endmsg;
    00177           return StatusCode::FAILURE;
    00178         }
    00179         TTree*      pTree = (TTree*) rAddr->tObj();
    00180         gDirectory = pDir;
    00181         return writeData(pTree, dynamic_cast<INTuple*>(pObject));
    00182       }
    00183     }
    00184   }
    00185   catch (...)   {
    00186   }
    00187   MsgStream log (msgSvc(), "RNTupleCnv");
    00188   log << MSG::ERROR << "Failed to create persistent N-tuple!" << endmsg;
    00189   return StatusCode::FAILURE;
    00190 }
    00191
    00192 //-----------------------------------------------------------------------------
    00194 StatusCode RootHistCnv::RNTupleCnv::updateRep(IOpaqueAddress* pAddr,
    00195                                               DataObject* pObj )
    00196 //-----------------------------------------------------------------------------
    00197 {
    00198   MsgStream log (msgSvc(), "RNTupleCnv");
    00199   if ( 0 != pAddr )    {
    00200     GlobalDirectoryRestore restore;
    00201     TDirectory* pDir = (TDirectory*)pAddr->ipar()[0];
    00202     RootObjAddress *rAddr = dynamic_cast<RootObjAddress*>( pAddr );
    00203     if (rAddr == 0) {
    00204       log << MSG::ERROR << "Could not cast to RootObjAddress" << endmsg;
    00205       return StatusCode::FAILURE;
    00206     }
    00207     TTree* pTree     = (TTree*) rAddr->tObj();
    00208     if ( 0 != pDir && 0 != pTree )  {
    00209       gDirectory->cd(pDir->GetPath());
    00210       pTree->Write("",TObject::kOverwrite);
    00211       return StatusCode::SUCCESS;
    00212     }
    00213   }
    00214   else {
    00215     log << MSG::WARNING << "empty ntuple: " << pObj->registry()->identifier()
    00216         << endmsg;
    00217     return ( createRep(pObj,pAddr) );
    00218   }
    00219   return StatusCode::FAILURE;
    00220 }
    00221
    00222
    00224
    00225 //-----------------------------------------------------------------------------
    00226 std::string RootHistCnv::RNTupleCnv::rootVarType(int type) {
    00227 //-----------------------------------------------------------------------------
    00228   switch( type ) {
    00229   case DataTypeInfo::SHORT:   return "/S";           // short
    00230   case DataTypeInfo::INT:     return "/I";           // int
    00231   case DataTypeInfo::LONG:    return "/I";           // long
    00232   case DataTypeInfo::USHORT:  return "/s";           // ushort
    00233   case DataTypeInfo::UINT:    return "/i";           // uint
    00234   case DataTypeInfo::ULONG:   return "/i";           // ulong
    00235   case DataTypeInfo::FLOAT:   return "/F";           // float
    00236   case DataTypeInfo::DOUBLE:  return "/D";           // double
    00237   default:                    return "";
    00238   }
    00239   // cannot reach this point
    00240 }
    00241
    00242 //-----------------------------------------------------------------------------
    00243 bool RootHistCnv::parseName(std::string full, std::string &blk, std::string &var) {
    00244 //-----------------------------------------------------------------------------
    00245   int sp;
    00246   if ( (sp=full.find("/")) != -1 ) {
    00247     blk = full.substr(0,sp);
    00248     var = full.substr(sp+1,full.length());
    00249     return true;
    00250   } else {
    00251     blk = "AUTO_BLK";
    00252     var = full;
    00253     return false;
    00254   }
    00255
    00256 }
    00257
    00258 //-----------------------------------------------------------------------------
    00260
    00261 #define INSTANTIATE(TYP)  \
    00262 template INTupleItem* createNTupleItem<TYP>(std::string itemName, std::string blockName, std::string index_name, int indexRange, int arraySize, TYP minimum, TYP maximum, INTuple* tuple);
    00263
    00264 namespace RootHistCnv  {
    00265
    00266   template<class TYP>
    00267   INTupleItem* createNTupleItem (std::string itemName, std::string blockName,
    00268                                  std::string indexName,
    00269                                  int indexRange, int arraySize,
    00270                                  TYP min, TYP max,
    00271                                  INTuple* ntup) {
    00272
    00273     std::string varName;
    00274     if (blockName != "") {
    00275       varName = blockName + "/" + itemName;
    00276     } else {
    00277       varName = itemName;
    00278     }
    00279
    00280     TYP null = 0;
    00281     INTupleItem* col = 0;
    00282
    00283     if (min == 0 && max == 0) {
    00284       min = NTuple::Range<TYP>::min();
    00285       max = NTuple::Range<TYP>::max();
    00286     }
    00287
    00288
    00289     if (indexName == "") {
    00290
    00291       if (arraySize == 1) {
    00292         // simple items
    00293         col = NTuple::_Item<TYP>::create(ntup, varName,
    00294                                          typeid(TYP),
    00295                                          min, max, null);
    00296
    00297       } else {
    00298         // Arrays of fixed size
    00299         col = NTuple::_Array<TYP>::create(ntup, varName,
    00300                                            typeid(TYP),
    00301                                           "", arraySize,
    00302                                           min, max, null);
    00303       }
    00304
    00305     } else {
    00306
    00307       if (arraySize == 1) {
    00308         // Arrays of variable size
    00309         col = NTuple::_Array<TYP>::create(ntup, varName,
    00310                                            typeid(TYP),
    00311                                           indexName, indexRange,
    00312                                           min, max, null);
    00313       } else {
    00314         // Matrices
    00315         col = NTuple::_Matrix<TYP>::create(ntup, varName,
    00316                                            typeid(TYP),
    00317                                            indexName,
    00318                                            indexRange, arraySize,
    00319                                            min, max, null);
    00320       }
    00321
    00322     }
    00323
    00324     return col;
    00325
    00326   }
    00327
    00328   INSTANTIATE(float)
    00329   INSTANTIATE(double)
    00330   INSTANTIATE(bool)
    00331   INSTANTIATE(char)
    00332   INSTANTIATE(int)
    00333   INSTANTIATE(short)
    00334   INSTANTIATE(long)
    00335   INSTANTIATE(unsigned char)
    00336   INSTANTIATE(unsigned int)
    00337   INSTANTIATE(unsigned short)
    00338   INSTANTIATE(unsigned long)
    00339 }