return ClipboardActionUtil.canActivate(createRefactoring(selection.toList()));
if (selection.isEmpty()) return false; if (ClipboardActionUtil.hasOnlyProjects(selection)) return selection.size() == 1; else return ClipboardActionUtil.canActivate(createRefactoring(selection.toList()));
	protected boolean canOperateOn(IStructuredSelection selection) {		return ClipboardActionUtil.canActivate(createRefactoring(selection.toList()));	}