X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.diagram%2Fsrc%2Forg%2Fsimantics%2Fdiagram%2Fadapter%2FRouteGraphUtils.java;h=054db497d2cf7a46f9d8b425cf84fa01eebdd7a0;hb=70df15d1aa2355d488b330d2c1c9527d0dff6ca5;hp=3127b431c7ce7178c5e656d1a745b79e13539a86;hpb=c8cce62f9952ab3f6db451d2f22d969b4e777eaa;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/RouteGraphUtils.java b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/RouteGraphUtils.java
index 3127b431c..054db497d 100644
--- a/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/RouteGraphUtils.java
+++ b/bundles/org.simantics.diagram/src/org/simantics/diagram/adapter/RouteGraphUtils.java
@@ -42,6 +42,7 @@ import org.simantics.diagram.connection.RouteTerminal;
 import org.simantics.diagram.connection.RouteTerminalPosition;
 import org.simantics.diagram.connection.rendering.BasicConnectionStyle;
 import org.simantics.diagram.connection.rendering.ConnectionStyle;
+import org.simantics.diagram.connection.rendering.ExampleConnectionStyle;
 import org.simantics.diagram.connection.rendering.StyledRouteGraphRenderer;
 import org.simantics.diagram.connection.rendering.arrows.ArrowLineEndStyle;
 import org.simantics.diagram.connection.rendering.arrows.ILineEndStyle;
@@ -523,6 +524,8 @@ public class RouteGraphUtils {
         }
     }
 
+    private static final ConnectionStyle DEFAULT_CONNECTION_STYLE = new BasicConnectionStyle(Color.BLACK, Color.BLACK, 3, ExampleConnectionStyle.SOLID, ExampleConnectionStyle.SOLID, 8);
+
     /**
      * @param graph
      * @param canvas
@@ -537,7 +540,7 @@ public class RouteGraphUtils {
             connectionType = modelingRules.getConnectionType(graph, connection);
         if (connectionType == null)
             connectionType = graph.getPossibleObject(connection, STR.HasConnectionType);
-        return readConnectionStyleFromConnectionType(graph, connectionType);
+        return connectionType != null ? readConnectionStyleFromConnectionType(graph, connectionType) : DEFAULT_CONNECTION_STYLE;
     }
 
     protected static ConnectionStyle readConnectionStyleFromConnectionType(ReadGraph graph, Resource connectionType) throws DatabaseException {