@Override
  @NotNull
  protected String getCommandName() {
    return JavaRefactoringBundle.message("move.class.to.inner.command.name",
                                     myClassesToMove.length,
                                     StringUtil.join(myClassesToMove, psiClass -> psiClass.getName(), ", "),
                                     myTargetClass.getQualifiedName());
  }
@Override
  @NotNull
  protected String getCommandName()