/*
 *  Copyright 2016 Google Inc. All Rights Reserved.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package com.google.android.apps.forscience.whistlepunk;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.app.DialogFragment;

/**
 * DialogFragment for when recording fails to stop.
 */
public class StopRecordingNoDataDialog extends DialogFragment {

    public static final String TAG = "stop_recording_dialog";
    public static final String KEY_BODY_STRING = "key_body_string";

    public interface StopRecordingDialogListener {
        public void requestCancelRecording();
    }

    public static StopRecordingNoDataDialog newInstance(String text) {
        StopRecordingNoDataDialog dialog = new StopRecordingNoDataDialog();

        Bundle args = new Bundle();
        args.putString(KEY_BODY_STRING, text);
        dialog.setArguments(args);

        return dialog;
    }

    public StopRecordingNoDataDialog() {

    }

    public AlertDialog onCreateDialog(Bundle savedInstanceState) {
        String text = "";
        if (getArguments() != null) {
             text = getArguments().getString(KEY_BODY_STRING, "");
        }
        AlertDialog.Builder alertDialog = new AlertDialog.Builder(getActivity());
        alertDialog.setTitle(getResources().getString(R.string.recording_stop_failed_no_data_title));
        alertDialog.setMessage(text);
        alertDialog.setNegativeButton(R.string.recording_stop_failed_continue, (dialog, which) -> {
            // do nothing, we'll continue recording
        });
        alertDialog.setPositiveButton(R.string.recording_stop_failed_cancel,
                new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                ((StopRecordingDialogListener) getParentFragment()).requestCancelRecording();
            }
        });

        alertDialog.setCancelable(true);
        return alertDialog.create();
    }
}

@@ -2331,24 +2331,79 @@
 nt which) %7B%0A
+                if (getParentFragment() != null) %7B%0A    
             
@@ -2480,24 +2480,42 @@
 ecording();%0A
+                %7D%0A
             

Fix NPE in stop recording listener.