Fix inversion of arrows for curved links

Issue-Ref: 3873
Issue-Url: https://af3-developer.fortiss.org/issues/3873



Signed-off-by: Tiziano Munaro <munaro@fortiss.org>

org.fortiss.tooling.base.ui/src/org/fortiss/tooling/base/ui/editor/fx/controller/.ratings

 ContextMenuUtil.java 405387151d45b09dffb3b6ba44f980313c8edcaf GREEN
-CurvedLinkLayoutedContentAnchorangeController.java 2d136ab28d62047b84a951515ab7338328760811 GREEN
+CurvedLinkLayoutedContentAnchorangeController.java 67c20e31ddb82fe2fd499117193353b0545839a0 YELLOW
 EObjectDiagramController.java 9af59e8e586c8251d174108a2ce2fcdee5e75782 GREEN
 EObjectEllipticResizableContentControllerBase.java 3494d4f0dcdff5eb35f22f0e21d04df81b32e494 GREEN
 EObjectModelChangeProvider.java f4b60cebb088a5c81ca92a41614e1a5d40030502 GREEN

org.fortiss.tooling.base.ui/src/org/fortiss/tooling/base/ui/editor/fx/controller/CurvedLinkLayoutedContentAnchorangeController.java

@@ -17,6 +17,8 @@ package org.fortiss.tooling.base.ui.editor.fx.controller;
 
 import static org.fortiss.tooling.base.ui.utils.LayoutDataUIUtils.addConnectionPoint;
 
+import org.fortiss.tooling.base.model.base.EntryConnectorBase;
+import org.fortiss.tooling.base.model.base.ExitConnectorBase;
 import org.fortiss.tooling.base.model.element.IConnection;
 import org.fortiss.tooling.base.model.element.IConnector;
 import org.fortiss.tooling.base.model.layout.ILayoutedModelElement;
@@ -49,8 +51,10 @@ public class CurvedLinkLayoutedContentAnchorangeController<T extends IConnector
 		// Fetch newly created connection by comparing incoming and outgoing connections of the
 		// given connectors. As only one connection is allowed between a pair of connectors, this
 		// 'findFirst' is safe.
-		T startConnector = (T)startBundle.getModel();
-		T endConnector = (T)endBundle.getModel();
+		T startConnector = (T)(startBundle.getModel() instanceof ExitConnectorBase
+				? startBundle.getModel() : endBundle.getModel());
+		T endConnector = (T)(endBundle.getModel() instanceof EntryConnectorBase
+				? endBundle.getModel() : startBundle.getModel());
 		IConnection connection = startConnector.getOutgoing().stream()
 				.filter(segment -> endConnector.getIncoming().contains(segment)).findFirst().get();