protected void createDefaultEditPolicies() {
super.createDefaultEditPolicies();
installEditPolicy(EditPolicy.PRIMARY_DRAG_ROLE,
new ResizableCompartmentEditPolicy());
installEditPolicy(EditPolicyRoles.SEMANTIC_ROLE,
new FeatureNodeContainerItemSemanticEditPolicy());
installEditPolicy(EditPolicyRoles.CREATION_ROLE,
new CreationEditPolicy());
installEditPolicy(EditPolicyRoles.DRAG_DROP_ROLE,
new DragDropEditPolicy());
installEditPolicy(EditPolicyRoles.CANONICAL_ROLE,