package org.eclipse.uml2.diagram.sequence.edit.policies; import org.eclipse.gef.commands.Command; import org.eclipse.gmf.runtime.diagram.ui.editpolicies.ContainerEditPolicy; import org.eclipse.gmf.runtime.diagram.ui.requests.ArrangeRequest; public class BlockArrangeContainerEditPolicy extends ContainerEditPolicy { @Override protected Command getArrangeCommand(ArrangeRequest request) { return null; } }