Implemented Copy() function for all esd objects to allow for assignment of AliESDEven...

[u/mrichter/AliRoot.git] / STEER / AliMultiplicity.cxx

diff --git a/STEER/AliMultiplicity.cxx b/STEER/AliMultiplicity.cxx
index 960968a4e90613314239238e790931969b288059..d3332f8fba8f1a43d80a4afd690ebb92ae3ebcf7 100644 (file)
--- a/STEER/AliMultiplicity.cxx
+++ b/STEER/AliMultiplicity.cxx
@@ -96,6 +96,20 @@ AliMultiplicity &AliMultiplicity::operator=(const AliMultiplicity& m){
   return *this;
 }
 
+void AliMultiplicity::Copy(TObject &obj) const {
+  
+  // this overwrites the virtual TOBject::Copy()
+  // to allow run time copying without casting
+  // in AliESDEvent
+
+  if(this==&obj)return;
+  AliMultiplicity *robj = dynamic_cast<AliMultiplicity*>(&obj);
+  if(!robj)return; // not an AliMultiplicity
+  *robj = *this;
+
+}
+
+
 //______________________________________________________________________
 void AliMultiplicity::Duplicate(const AliMultiplicity& m){
   // used by copy constructor and assignment operator