FakeProxy.cxx

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
// $Id: FakeProxy.cxx 487276 2012-03-08 11:04:56Z krasznaa $
 
// ROOT include(s):
#include <TClass.h>
#include <TROOT.h>
 
// Gaudi/Athena include(s):
#include "AthenaKernel/errorcheck.h"
 
// Local include(s):
#include "FakeProxy.h"
 
namespace D3PD {

   FakeProxy::FakeProxy( void* object, const std::type_info& ti )
      : m_clearType( ZERO ), m_object( object ), m_type( ti ),
        m_clear(), m_dict( 0 ) {
 
      // Handle the case when it's an object that we received:
      m_dict = getClass( m_type );
      if( m_dict ) {
         // Check if there is a "clear" function defined for this object:
         TMethodCall method( m_dict, "clear", "" );
         if( method.IsValid() ) {
            m_clearType = CLEAR;
            m_clear = method;
         }
      }
   }

   FakeProxy::~FakeProxy() {
 
      if( m_dict && m_object ) {
         m_dict->Destructor( m_object );
      } else if( m_object ) {
         deletePrimitive( m_object, m_type );
      }
   }

   void FakeProxy::clear() {
 
      // Execute the clear function if it is defined:
      if( m_clearType == CLEAR ) {
         m_clear.Execute( m_object );
      }
 
      return;
   }

   ::TClass* FakeProxy::getClass( const std::type_info& ti ) {
 
      TClass* cls = gROOT->GetClass( ti );
      if( ! cls ) {
         cls = gROOT->GetClass( System::typeinfoName( ti ).c_str() );
      }
 
      if( ! cls ) {
         REPORT_MESSAGE_WITH_CONTEXT( MSG::DEBUG, "D3PD::FakeProxy" )
            << "Can't find class for typeinfo " << ti.name();
      }
 
      return cls;
   }

   void* FakeProxy::newPrimitive( const std::type_info& ti ) {
 
      if( ti == typeid( bool ) ) {
         return new bool;
      } else if ( ti == typeid( char ) ) {
         return new char;
      } else if ( ti == typeid( short ) ) {
         return new short;
      } else if ( ti == typeid( unsigned short ) ) {
         return new unsigned short;
      } else if ( ti == typeid( int ) ) {
         return new int;
      } else if ( ti == typeid( unsigned int ) ) {
         return new unsigned int;
      } else if ( ti == typeid( long ) ) {
         return new long;
      } else if ( ti == typeid( unsigned long ) ) {
         return new unsigned long;
      } else if ( ti == typeid( unsigned long long ) ) {
         return new unsigned long long;
      } else if ( ti == typeid( float ) ) {
         return new float;
      } else if ( ti == typeid( double ) ) {
         return new double;
      }
 
      REPORT_MESSAGE_WITH_CONTEXT( MSG::WARNING, "D3PD::FakeProxy" )
         << "Type '" << ti.name() << "' is not a known primitive";
 
      return 0;
   }

   void FakeProxy::deletePrimitive( void* ptr, const std::type_info& ti ) {
 
      if( ti == typeid( bool ) ) {
         delete reinterpret_cast< bool* >( ptr );
      } else if ( ti == typeid( char ) ) {
         delete reinterpret_cast< char* >( ptr );
      } else if ( ti == typeid( short ) ) {
         delete reinterpret_cast< short* >( ptr );
      } else if ( ti == typeid( unsigned short ) ) {
         delete reinterpret_cast< unsigned short* >( ptr );
      } else if ( ti == typeid( int ) ) {
         delete reinterpret_cast< int* >( ptr );
      } else if ( ti == typeid( unsigned int ) ) {
         delete reinterpret_cast< unsigned int* >( ptr );
      } else if ( ti == typeid( long ) ) {
         delete reinterpret_cast< long* >( ptr );
      } else if ( ti == typeid( unsigned long ) ) {
         delete reinterpret_cast< unsigned long* >( ptr );
      } else if ( ti == typeid( unsigned long long ) ) {
         delete reinterpret_cast< unsigned long long* >( ptr );
      } else if ( ti == typeid( float ) ) {
         delete reinterpret_cast< float* >( ptr );
      } else if ( ti == typeid( double ) ) {
         delete reinterpret_cast< double* >( ptr );
      } else {
         REPORT_MESSAGE_WITH_CONTEXT( MSG::WARNING, "D3PD::FakeProxy" )
            << "Couldn't delete type: " << ti.name() << "; There is a mistake "
            << "in the code!";
      }
 
      return;
   }
 
} // namespace D3PD