Yet another ProgressDialogFragment implementation

progress_dialog.xml

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
             android:layout_width="match_parent"
             android:layout_height="wrap_content">

    <LinearLayout
        android:id="@+id/body"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:baselineAligned="false"
        android:orientation="horizontal"
        android:paddingBottom="10dip"
        android:paddingEnd="8dip"
        android:paddingStart="8dip"
        android:paddingTop="10dip">

        <ProgressBar
            android:id="@android:id/progress"
            style="?android:attr/progressBarStyle"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginEnd="12dip"
            android:max="10000"/>

        <android.support.v7.widget.AppCompatTextView
            android:id="@+id/message"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_gravity="center_vertical"/>
    </LinearLayout>
</FrameLayout>

ProgressDialogFragment.java

public class ProgressDialogFragment extends DialogFragment {
    private static final String TAG = ProgressDialogFragment.class.getName();
    private static final String KEY_TITLE = TAG + "_message";
    private static final String KEY_MESSAGE = TAG + "_title";

    /**
     * Create and show a ProgressDialogFragment with the given message.
     *
     * @param fragmentManager The FragmentManager this fragment will be added to
     * @param message         displayed message
     */
    public static void showProgressDialog(FragmentManager fragmentManager, CharSequence message) {
        showProgressDialog(fragmentManager, message, null);
    }

    /**
     * Create and show a ProgressDialogFragment with the given message.
     *
     * @param fragmentManager The FragmentManager this fragment will be added to
     * @param message         displayed message
     * @param title           displayed title
     */
    public static void showProgressDialog(FragmentManager fragmentManager, @NonNull CharSequence message, CharSequence title) {
        ProgressDialogFragment dialogFragment = (ProgressDialogFragment) fragmentManager.findFragmentByTag(TAG);
        if (dialogFragment == null) {
            dialogFragment = new ProgressDialogFragment();
            final Bundle args = new Bundle();
            args.putCharSequence(KEY_MESSAGE, message);
            if (title != null) {
                args.putCharSequence(KEY_TITLE, title);
            }
            dialogFragment.setArguments(args);
            dialogFragment.show(fragmentManager, TAG);
        } else {
            updateDialog(dialogFragment, message, title);
        }
    }

    private static void updateDialog(ProgressDialogFragment dialogFragment, CharSequence message, CharSequence title) {
        Dialog dialog = dialogFragment.getDialog();
        AppCompatTextView textView = (AppCompatTextView) dialog.findViewById(R.id.message);
        textView.setText(message);
        if (title != null) {
            dialog.setTitle(title);
        }
    }

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        final Bundle args = getArguments() == null ? Bundle.EMPTY : getArguments();
        final AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
        final LayoutInflater inflater = LayoutInflater.from(builder.getContext());
        final FrameLayout root = (FrameLayout) inflater.inflate(R.layout.progress_dialog, null /* root */);
        final AppCompatTextView textView = (AppCompatTextView) root.findViewById(R.id.message);
        textView.setText(args.getCharSequence(KEY_MESSAGE));
        final CharSequence titleLabel = args.getCharSequence(KEY_TITLE);
        if (titleLabel != null) {
            builder.setTitle(titleLabel);
        }
        builder.setView(root);
        setCancelable(false);
        return builder.create();
    }

    /**
     * Dismiss an already shown ProgressDialogFragment
     *
     * @param fragmentManager The FragmentManager this fragment will be added to
     */
    public static void dismissProgressDialog(FragmentManager fragmentManager) {
        ProgressDialogFragment dialogFragment = (ProgressDialogFragment) fragmentManager.findFragmentByTag(TAG);
        if (dialogFragment != null) {
            dialogFragment.dismiss();
        }
    }
}