Do not call flushBuffers on exitApplication if object does not have batchCursors (#330)

* Do not call flushBuffers on exitApplication if object does not have batchCursors

(cherry picked from commit f5af43f)

Author: claudiamurialdo

dotnet/src/dotnetframework/GxClasses/Middleware/GXHttp.cs

@@ -1322,8 +1322,7 @@ public string StaticContentBase
 			set { staticContentBase = value; }
 
 		}
-
-		protected void exitApplication()
+		protected void ExitApp()
 		{
 			if (disconnectUserAtCleanup)
 			{
@@ -1333,7 +1332,11 @@ protected void exitApplication()
 				}
 				catch (Exception) {; }
 			}
+		}
 
+		protected void exitApplication()
+		{
+			ExitApp();
 		}
 
 		private bool IsGxAjaxRequest()

dotnet/src/dotnetframework/GxClasses/Model/gxproc.cs

@@ -80,10 +80,21 @@ public static WaitCallback PropagateCulture(WaitCallback action)
 				action(x);
 			};
 		}
+		protected void ExitApp()
+		{
+			exitApplication(BatchCursorHolder());
+		}
 		protected void exitApplication()
 		{
-			foreach (IGxDataStore ds in context.DataStores)
-				ds.Connection.FlushBatchCursors(this);
+			exitApplication(true);
+		}
+		private void exitApplication(bool flushBatchCursor)
+		{
+			if (flushBatchCursor)
+			{
+				foreach (IGxDataStore ds in context.DataStores)
+					ds.Connection.FlushBatchCursors(this);
+			}
 
 			if (IsMain)
 				dbgInfo?.OnExit();
@@ -103,7 +114,7 @@ protected void exitApplication()
 #endif
 
 		}
-
+		protected virtual bool BatchCursorHolder() { return false; }
 		protected virtual void printHeaders(){}
 		protected virtual void printFooters(){}