+#pragma link C++ class AliCDBGridParam;
+
+#pragma link C++ class AliExpression+;
+#pragma link C++ class AliVariableExpression+;
+#pragma link C++ class AliTriggerInput+;
+#pragma link C++ class AliTriggerDetector+;
+#pragma link C++ class AliTriggerCondition+;
+#pragma link C++ class AliTriggerDescriptor+;
+#pragma link C++ class AliCentralTrigger+;