Introduced G2DRenderingHints.KEY_TRANSFORM_UNDER_SPATIAL_ROOT

[simantics/platform.git] / bundles / org.simantics.scenegraph / src / org / simantics / scenegraph / ParentNode.java

diff --git a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/ParentNode.java b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/ParentNode.java
index 976857afe1fbc85349a1bcb3e5869782ff5f9b48..510bbabb096ff7534f32ad56cfd37b5549058e4b 100644 (file)
--- a/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/ParentNode.java
+++ b/bundles/org.simantics.scenegraph/src/org/simantics/scenegraph/ParentNode.java
@@ -241,7 +241,7 @@ public abstract class ParentNode<T extends INode> extends Node {
      */
     @SuppressWarnings("unchecked")
     public Collection<T> getNodes() {
-        return (Collection<T>) children.values();
+        return children.isEmpty() ? Collections.emptyList() : (Collection<T>) children.values();
     }
 
     public int getNodeCount() {