| # Gaudi Framework, version v21r7 |

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# TagCollectionStream.cpp

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    00001 // $Id: TagCollectionStream.cpp,v 1.2 2006/09/18 16:06:52 hmd Exp $
    00002 #define GAUDISVC_PERSISTENCYSVC_OUTPUTSTREAM_CPP
    00003
    00004 // Framework include files
    00005 #include "GaudiKernel/SmartIF.h"
    00006 #include "GaudiKernel/MsgStream.h"
    00007 #include "GaudiKernel/IRegistry.h"
    00008 #include "GaudiKernel/AlgFactory.h"
    00009 #include "GaudiKernel/Tokenizer.h"
    00010 #include "GaudiKernel/SmartDataPtr.h"
    00011 #include "GaudiKernel/IDataSourceMgr.h"
    00012 #include "GaudiKernel/IDataManagerSvc.h"
    00013 #include "GaudiKernel/GenericAddress.h"
    00014 #include "TagCollectionStream.h"
    00015
    00016 // Define the algorithm factory for the standard output data writer
    00017 DECLARE_ALGORITHM_FACTORY(TagCollectionStream)
    00018
    00019 static const char SEPARATOR = IDataProviderSvc::SEPARATOR;
    00020
    00021 // Standard Constructor
    00022 TagCollectionStream::TagCollectionStream(const std::string& nam, ISvcLocator* pSvc)
    00023   : OutputStream(nam, pSvc), m_addrColumn(0),
    00024     m_isTopLeaf(false), m_collectionSvc(0)
    00025 {
    00026   declareProperty("AddressLeaf",      m_addrLeaf     = "/Event" );
    00027   declareProperty("AddressColumn",    m_addrColName  = "Address");
    00028   declareProperty("TagCollectionSvc", m_collSvcName  = "NTupleSvc");
    00029   declareProperty("ObjectsFirst",     m_objectsFirst = true);
    00030   declareProperty("Collection",       m_tagName );
    00031   m_addr = new GenericAddress();
    00032 }
    00033
    00034 // Standard Destructor
    00035 TagCollectionStream::~TagCollectionStream()   {
    00036   delete m_addr;
    00037 }
    00038
    00039 // Connect address column, if not already connected
    00040 StatusCode TagCollectionStream::connectAddress()  {
    00041         MsgStream log(msgSvc(), name());
    00042   NTuplePtr nt(m_collectionSvc, m_tagName);
    00043   if ( nt )    {
    00044     m_addrColumn = nt->find(m_addrColName);
    00045     if ( 0 == m_addrColumn )  {
    00046       StatusCode sc = nt->addItem (m_addrColName,m_item);
    00047       if ( sc.isSuccess() )  {
    00048         m_addrColumn = m_item.operator->();
    00049         return sc;
    00050       }
    00051       log << MSG::ERROR << "Failed to add the address column:"
    00052           << m_addrColName << " to the tag collection " << m_tagName
    00053           << endmsg;
    00054       return sc;
    00055     }
    00056     return StatusCode::SUCCESS;
    00057   }
    00058   log << MSG::ERROR << "Failed to connect to the tag collection "
    00059       << m_tagName << endmsg;
    00060   return StatusCode::FAILURE;
    00061 }
    00062
    00063 // initialize data writer
    00064 StatusCode TagCollectionStream::initialize() {
    00065   std::string log_node, log_file, logical_name;
    00066   StatusCode sc = service(m_collSvcName, m_collectionSvc, true);
    00067   if ( sc.isSuccess() )  {
    00068     Tokenizer tok(true);
    00069     tok.analyse(m_output, " ", "", "", "=", "'", "'");
    00070     m_output = "";
    00071     for(Tokenizer::Items::iterator i = tok.items().begin(); i != tok.items().end(); ++i)   {
    00072       const std::string& tag = (*i).tag();
    00073       const std::string& val = (*i).value();
    00074       switch( ::toupper(tag[0]) )    {
    00075       case 'C':
    00076         m_tagName = val;
    00077         break;
    00078       case 'A':
    00079         m_addrLeaf = val;
    00080         break;
    00081       default:
    00082         m_output += tag + "='" + val + "' ";
    00083         break;
    00084       }
    00085     }
    00086     std::string::size_type idx = m_tagName[0]==SEPARATOR ? m_tagName.find(SEPARATOR,1) : 0;
    00087     log_node = m_tagName.substr(idx,m_tagName.find(SEPARATOR,idx+1));
    00088     log_file = log_node + " " + m_output + " SHARED='YES'";
    00089   }
    00090   m_addrColumn = 0;                           // reset pointer to item column
    00091   sc = OutputStream::initialize();            // Now initialize the base class
    00092   if ( sc.isSuccess() )  {
    00093     SmartIF<IDataSourceMgr> src_mgr(m_collectionSvc);
    00094     if ( src_mgr.isValid() )  {
    00095       SmartIF<IDataManagerSvc> data_mgr(m_collectionSvc);
    00096       if ( data_mgr.isValid() )  {
    00097         logical_name = data_mgr->rootName();
    00098         logical_name += SEPARATOR;
    00099         logical_name += log_node;
    00100         m_topLeafName = m_addrLeaf.substr(0,m_addrLeaf.find(SEPARATOR,m_addrLeaf[0]=='/' ? 1 : 0));
    00101         m_isTopLeaf   = m_topLeafName == m_addrLeaf;
    00102         if ( src_mgr->isConnected(logical_name) )  {
    00103           return sc;
    00104         }
    00105         sc = src_mgr->connect(log_file);
    00106         if ( sc.isSuccess() )  {
    00107           return sc;
    00108         }
    00109       }
    00110     }
    00111   }
    00112         MsgStream log(msgSvc(), name());
    00113   log << MSG::ERROR << "Failed to initialize TagCollection Stream." << endmsg;
    00114   return StatusCode::FAILURE;
    00115 }
    00116
    00117 // terminate data writer
    00118 StatusCode TagCollectionStream::finalize() {
    00119   MsgStream log(msgSvc(), name());
    00120   StatusCode status = OutputStream::finalize();
    00121   if ( m_collectionSvc ) m_collectionSvc->release();
    00122   m_collectionSvc = 0;
    00123   m_addrColumn = 0;
    00124   return status;
    00125 }
    00126
    00127 // Write tuple data
    00128 StatusCode TagCollectionStream::writeTuple() {
    00129   StatusCode sc = m_collectionSvc->writeRecord(m_tagName);
    00130   if ( !sc.isSuccess() )  {
    00131     MsgStream log(msgSvc(), name());
    00132     log << MSG::ERROR << "Failed to write tag collection " << m_tagName << ". "
    00133         << "[Tuple write error]" << endmsg;
    00134   }
    00135   return sc;
    00136 }
    00137
    00138 // Write data objects
    00139 StatusCode TagCollectionStream::writeData() {
    00140   StatusCode sc = OutputStream::writeObjects();
    00141   if ( !sc.isSuccess() )  {
    00142     MsgStream log(msgSvc(), name());
    00143     log << MSG::ERROR << "Failed to write tag collection " << m_tagName << ". "
    00144         << "[Object write error]" << endmsg;
    00145   }
    00146   return sc;
    00147 }
    00148
    00149 // Write full event record
    00150 StatusCode TagCollectionStream::writeRecord() {
    00151   if ( writeTuple().isSuccess() )  {
    00152     return m_objectsFirst ? StatusCode::SUCCESS : writeData();
    00153   }
    00154   return StatusCode::FAILURE;
    00155 }
    00156
    00157 // Work entry point
    00158 StatusCode TagCollectionStream::writeObjects() {
    00159   StatusCode status = m_addrColumn == 0 ? connectAddress() : StatusCode::SUCCESS;
    00160   if ( status.isSuccess() )  {
    00161     status = m_objectsFirst ? writeData() : StatusCode::SUCCESS;
    00162     if ( status.isSuccess() )  {
    00163       if ( !m_addrColName.empty() )  {
    00164         SmartDataPtr<DataObject> top(eventSvc(), m_topLeafName);
    00165         if ( top != 0 )  {
    00166           IOpaqueAddress* pA = top->registry()->address();
    00167           if ( pA != 0 )  {
    00168             std::string*    par = (std::string*)m_addr->par();
    00169             unsigned long* ipar = (unsigned long*)m_addr->ipar();
    00170             m_addr->setClID(pA->clID());
    00171             m_addr->setSvcType(pA->svcType());
    00172             par[0]  = pA->par()[0];
    00173             par[1]  = pA->par()[1];
    00174             ipar[0] = pA->ipar()[0];
    00175             ipar[1] = pA->ipar()[1];
    00176             *(IOpaqueAddress**)(m_addrColumn->buffer()) = m_addr;
    00177             if ( m_isTopLeaf )  {
    00178               return writeRecord();
    00179             }
    00180             // Handle redirection mode. Normal tag collection mode
    00181             // is the same like leaving this out....
    00182             SmartDataPtr<DataObject> leaf(eventSvc(), m_addrLeaf);
    00183             if ( 0 != leaf )  {
    00184               IOpaqueAddress* redir = leaf->registry()->address();
    00185               if ( redir )  {
    00186                 par[0]  = redir->par()[0];
    00187                 ipar[0] = ~0x0;
    00188                 ipar[1] = redir->ipar()[1];
    00189                 return writeRecord();
    00190               }
    00191               MsgStream log3(msgSvc(), name());
    00192               log3 << MSG::ERROR << "Failed to write tag collection " << m_tagName << ". "
    00193                   << m_addrLeaf << "'s address not found." << endmsg;
    00194               return StatusCode::FAILURE;
    00195             }
    00196             MsgStream log2(msgSvc(), name());
    00197             log2 << MSG::ERROR << "Failed to write tag collection " << m_tagName << ". "
    00198                 << m_addrLeaf << " not found." << endmsg;
    00199             return StatusCode::FAILURE;
    00200           }
    00201           MsgStream log1(msgSvc(), name());
    00202           log1 << MSG::ERROR << "Failed to write tag collection " << m_tagName << ". "
    00203               << m_topLeafName << "'s address not found." << endmsg;
    00204           return StatusCode::FAILURE;
    00205         }
    00206         MsgStream log0(msgSvc(), name());
    00207         log0 << MSG::ERROR << "Failed to write tag collection " << m_tagName << ". "
    00208             << m_topLeafName << " not found." << endmsg;
    00209         return StatusCode::FAILURE;
    00210       }
    00211     }
    00212   }
    00213   return status;
    00214 }