#pragma link C++ class AliGenReaderEcalHijing++;
#pragma link C++ class AliGenReaderEcalJets++;
#pragma link C++ class AliGenGeVSim+;
+#pragma link C++ class AliGenGeVSimEventHeader+;
#pragma link C++ class AliGeVSimParticle+;
#pragma link C++ class AliGenBeamGas+;
#pragma link C++ class AliGenAfterBurnerFlow+;