Protection added in case no ESD files have been chained.

[u/mrichter/AliRoot.git] / STEER / AliDCSValue.h

diff --git a/STEER/AliDCSValue.h b/STEER/AliDCSValue.h
index 57563880febf8a82a316867e76de008fc8e84a06..334611ef0bfdcd89728cef2e9027c0a7d466a087 100644 (file)
--- a/STEER/AliDCSValue.h
+++ b/STEER/AliDCSValue.h
@@ -27,7 +27,7 @@ public:
   AliDCSValue();
   AliDCSValue(const AliDCSValue& c);
 
-  ~AliDCSValue();
+  virtual ~AliDCSValue();
 
   AliDCSValue& operator=(const AliDCSValue& c);
   virtual void Copy(TObject& c) const;
@@ -52,6 +52,21 @@ public:
   Int_t GetSize() const;
 
   const Char_t* ToString() const;
+  void Print(Option_t* /*opt*/) const;
+
+
+/**********************************************/
+
+  Int_t Compare(const TObject* obj) const
+    { if( fTimeStamp < ((AliDCSValue *)obj )->fTimeStamp ) return -1;
+      if( fTimeStamp == ((AliDCSValue *)obj )->fTimeStamp ) return 0;
+      return 1;
+    }
+
+  Bool_t IsSortable() const { return kTRUE; }
+
+/*********************************************/
+
 
 protected:
   void Init();