Bug 536631: Add RoutingConstraints to the DurationLinkFigure

- Routing is not supported, but if a BendpointEditPolicy is installed on
the link, it will crash if the constraints are not present.

Change-Id: I967e00b33559ca7919d35bb7852cebbcc0b5179f
Signed-off-by: Camille Letavernier <cletavernier@eclipsesource.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence/custom-src/org/eclipse/papyrus/uml/diagram/sequence/figures/DurationLinkFigure.java b/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence/custom-src/org/eclipse/papyrus/uml/diagram/sequence/figures/DurationLinkFigure.java
index 5dc926ce906..7399a2bcb3c 100644
--- a/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence/custom-src/org/eclipse/papyrus/uml/diagram/sequence/figures/DurationLinkFigure.java
+++ b/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence/custom-src/org/eclipse/papyrus/uml/diagram/sequence/figures/DurationLinkFigure.java
@@ -13,8 +13,10 @@
 
 package org.eclipse.papyrus.uml.diagram.sequence.figures;
 
+import java.util.ArrayList;
 import java.util.List;
 
+import org.eclipse.draw2d.Bendpoint;
 import org.eclipse.draw2d.ConnectionRouter;
 import org.eclipse.draw2d.Graphics;
 import org.eclipse.draw2d.IFigure;
@@ -392,4 +394,15 @@ public class DurationLinkFigure extends UMLEdgeFigure {
 		add(this.durationLabel);
 	}
 
+	@Override
+	public Object getRoutingConstraint() {
+		// Bendpoints should at least contain the start and end points; otherwise the
+		// bendpoint policy will crash. We don't support bendpoints, so just return
+		// a new list everytime.
+		List<Bendpoint> list = new ArrayList<>();
+		list.add(this::getStart);
+		list.add(this::getEnd);
+		return list;
+	}
+
 }