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Я новичок в android.make один видеопроигрыватель код видеоигра с url, и пользователь может загрузить видео из приложений. я делаю до загрузки и нажатия уведомления и использования службы. проблема i, когда загружайте одно видео, которое пользователь нажимает на скачивание, другое видео перезаписывает 1-ю загрузку. любой может дать мне решение ..android download manager Уведомление
package crazysing.crazyweb.my.fragment;
import android.app.NotificationManager;
import android.app.ProgressDialog;
import android.content.BroadcastReceiver;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.media.MediaPlayer;
import android.media.RingtoneManager;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Bundle;
import android.os.Environment;
import android.provider.Settings;
import android.support.v4.app.Fragment;
import android.support.v4.app.NotificationCompat;
import android.util.Log;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.MediaController;
import android.widget.Toast;
import android.widget.VideoView;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.VolleyLog;
import com.android.volley.toolbox.ImageLoader;
import com.android.volley.toolbox.JsonArrayRequest;
import com.android.volley.toolbox.NetworkImageView;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;
import crazysing.crazyweb.my.MainActivity;
import crazysing.crazyweb.my.R;
import crazysing.crazyweb.my.adater.CustomListAdapter;
import crazysing.crazyweb.my.app.AppController;
import crazysing.crazyweb.my.model.Movie;
import crazysing.crazyweb.my.service.NLService;
/**
* Created by LENOVO on 14/02/2017.
*/
public class SongPlayerFragment extends Fragment {
// Log tag
private static final String TAG = MainActivity.class.getSimpleName();
String videopath = "http://crazysing.crazyweb.my/upload/vid/";
NotificationCompat.Builder mBuilder;
NotificationManager mNotifyManager;
int id = 1;
int counter = 0;
private NotificationReceiver nReceiver;
String sdCard = Environment.getExternalStorageDirectory().toString();
File myDir = new File(sdCard, "Video/CrazySing");
VideoView videov;
MediaController mediaC;
NetworkImageView videothumbNail;
// Movies json url
private static final String url = "http://crazysing.crazyweb.my/api/songlist.php";
private ProgressDialog pDialog;
private List<Movie> movieList = new ArrayList<Movie>();
private ListView listView;
private CustomListAdapter adapter;
ImageLoader imageLoader = AppController.getInstance().getImageLoader();
/**
* ATTENTION: This was auto-generated to implement the App Indexing API.
* See https://g.co/AppIndexing/AndroidStudio for more information.
*/
class NotificationReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context context, Intent intent) {
String event = intent.getExtras().getString(NLService.NOT_EVENT_KEY);
Log.i("NotificationReceiver", "NotificationReceiver onReceive : " + event);
if (event.trim().contentEquals(NLService.NOT_REMOVED)) {
killTasks();
}
}
}
private void killTasks() {
mNotifyManager.cancelAll();
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.layout.song_player_fragment, container, false);
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
videov = (VideoView) view.findViewById(R.id.videov);
mediaC = new MediaController(getActivity());
listView = (ListView) view.findViewById(R.id.list);
adapter = new CustomListAdapter(getActivity(), movieList);
listView.setAdapter(adapter);
// Register the ListView for Context menu
registerForContextMenu(listView);
listView.setOnItemClickListener(new ItemList());
videothumbNail = (NetworkImageView) view.findViewById(R.id.placeholder);
pDialog = new ProgressDialog(getActivity());
// Showing progress dialog before making http request
pDialog.setMessage("Loading...");
pDialog.show();
// Creating volley request obj
JsonArrayRequest movieReq = new JsonArrayRequest(url,
new Response.Listener<JSONArray>() {
@Override
public void onResponse(JSONArray response) {
Log.d(TAG, response.toString());
hidePDialog();
// Parsing json
for (int i = 0; i < response.length(); i++) {
try {
JSONObject obj = response.getJSONObject(i);
Movie movie = new Movie();
movie.setTitle(obj.getString("title"));
movie.setFileName(obj.getString("filename"));
movie.setVideoPath(obj.getString("video_path"));
movie.setSingerName(obj.getString("singer_name"));
movie.setSongId(obj.getInt("songId"));
movie.setDuration(obj.getString("duration"));
movie.setThumbnailUrl(obj.getString("image"));
movieList.add(movie);
} catch (JSONException e) {
e.printStackTrace();
}
}
// notifying list adapter about data changes
// so that it renders the list view with updated data
adapter.notifyDataSetChanged();
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
VolleyLog.d(TAG, "Error: " + error.getMessage());
hidePDialog();
}
});
// Adding request to request queue
AppController.getInstance().addToRequestQueue(movieReq);
videoView(" ", " "," ");
}
public void videoView(String videopath,String fileName, String imageName) {
// videopath = videopath + filename;
if (imageName == " ") {
videothumbNail.setDefaultImageResId(R.drawable.sing);
videothumbNail.setErrorImageResId(R.drawable.sing);
videothumbNail.setVisibility(View.VISIBLE);
videov.setVisibility(View.INVISIBLE);
Log.d(TAG, "empty vedeio");
} else {
videothumbNail.setImageUrl(imageName, imageLoader);
videothumbNail.setVisibility(View.VISIBLE);
videov.setVisibility(View.INVISIBLE);
File file = new File(myDir, fileName);
if (file.exists()){
Uri uri = Uri.parse(myDir+"/"+fileName);
videov.setVideoURI(uri);
videov.setMediaController(mediaC);
mediaC.setAnchorView(videov);
videov.start();
videov.setVisibility(View.VISIBLE);
videov.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
@Override
public void onPrepared(MediaPlayer mp) {
videothumbNail.setVisibility(View.GONE);
}
});
}else {
try {
Uri uri = Uri.parse(videopath);
videov.setVideoURI(uri);
videov.setMediaController(mediaC);
mediaC.setAnchorView(videov);
videov.start();
videov.setVisibility(View.VISIBLE);
videov.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
@Override
public void onPrepared(MediaPlayer mp) {
videothumbNail.setVisibility(View.GONE);
}
});
} catch (Exception e) {
Log.e("Error", e.getMessage());
e.printStackTrace();
}
}
}
}
@Override
public void onCreateContextMenu(ContextMenu menu, View v,
ContextMenu.ContextMenuInfo menuInfo) {
super.onCreateContextMenu(menu, v, menuInfo);
MenuInflater inflater = getActivity().getMenuInflater();
inflater.inflate(R.menu.song_list_menu, menu);
menu.setHeaderTitle("Options");
}
@Override
public boolean onContextItemSelected(MenuItem item) {
AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) item.getMenuInfo();
int index = info.position;
View view = info.targetView;
String VideoPath = ((Movie) movieList.get(index)).getVideoPath();
String FileName = ((Movie) movieList.get(index)).getFileName();
String urlsToDownload[] = {VideoPath,FileName};
switch (item.getItemId()) {
case R.id.download:
NotificationManager(urlsToDownload);
Log.d(TAG, "value=" + VideoPath);
return true;
default:
return super.onContextItemSelected(item);
}
}
@Override
public void onDestroy() {
super.onDestroy();
hidePDialog();
killTasks();
getActivity().unregisterReceiver(nReceiver);
}
private void hidePDialog() {
if (pDialog != null) {
pDialog.dismiss();
pDialog = null;
}
}
class ItemList implements AdapterView.OnItemClickListener {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
view.setSelected(true);
String videoUrl = ((Movie) movieList.get(position)).getVideoPath();
String fileName = ((Movie) movieList.get(position)).getFileName();
String bitmap = ((Movie) movieList.get(position)).getThumbnailUrl();
Toast.makeText(SongPlayerFragment.this.getActivity(), videoUrl, Toast.LENGTH_SHORT).show();
videoView(videoUrl,fileName, bitmap);
}
}
private void downloadImagesToSdCard(String downloadUrl, String videoName) {
FileOutputStream fos;
InputStream inputStream = null;
try {
URL url = new URL(downloadUrl);
/* making a directory in sdcard */
/* if specified not exist create new */
if (!myDir.exists()) {
myDir.mkdir();
Log.v("", "inside mkdir");
}
/* checks the file and if it already exist delete */
String fname = videoName;
File file = new File(myDir, fname);
Log.d("file===========path", "" + file);
if (file.exists())
file.delete();
/* Open a connection */
URLConnection ucon = url.openConnection();
HttpURLConnection httpConn = (HttpURLConnection) ucon;
httpConn.setRequestMethod("GET");
httpConn.connect();
inputStream = httpConn.getInputStream();
/*
* if (httpConn.getResponseCode() == HttpURLConnection.HTTP_OK) {
* inputStream = httpConn.getInputStream(); }
*/
fos = new FileOutputStream(file);
// int totalSize = httpConn.getContentLength();
// int downloadedSize = 0;
byte[] buffer = new byte[1024];
int bufferLength = 0;
while ((bufferLength = inputStream.read(buffer)) > 0) {
fos.write(buffer, 0, bufferLength);
// downloadedSize += bufferLength;
// Log.i("Progress:", "downloadedSize:" + downloadedSize +
// "totalSize:" + totalSize);
}
inputStream.close();
fos.close();
Log.d("test", "Video Saved in sdcard..");
} catch (IOException io) {
inputStream = null;
fos = null;
io.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
} finally {
}
}
private class ImageDownloader extends AsyncTask<String, String, Void> {
@Override
protected Void doInBackground(String... param) {
downloadImagesToSdCard(param[0], param[1]);
return null;
}
protected void onProgressUpdate(String... values) {
}
@Override
protected void onPreExecute() {
Log.i("Async-Example", "onPreExecute Called");
}
@Override
protected void onPostExecute(Void result) {
Log.i("Async-Example", "onPostExecute Called");
mBuilder.setContentTitle("Done.");
mBuilder.setContentText("Download complete")
// Removes the progress bar
.setProgress(0, 0, false);
mNotifyManager.notify(id, mBuilder.build());
}
}
private void NotificationManager(String... param){
mNotifyManager = (NotificationManager) getActivity().getSystemService(Context.NOTIFICATION_SERVICE);
mBuilder = new NotificationCompat.Builder(getActivity());
mBuilder.setContentTitle("Downloading Video...").setContentText("Download in progress").setSmallIcon(R.mipmap.ic_launcher);
//add sound
Uri nUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
mBuilder.setSound(nUri);
//vibrate
long[] v = {500,1000};
mBuilder.setVibrate(v);
// Start a lengthy operation in a background thread
mBuilder.setProgress(0, 0, true);
mNotifyManager.notify(id, mBuilder.build());
mBuilder.setAutoCancel(true);
ImageDownloader imageDownloader = new ImageDownloader();
imageDownloader.execute(param);
ContentResolver contentResolver = getActivity().getContentResolver();
String enabledNotificationListeners = Settings.Secure.getString(contentResolver, "enabled_notification_listeners");
String packageName = getActivity().getPackageName();
// check to see if the enabledNotificationListeners String contains our
// package name
if (enabledNotificationListeners == null || !enabledNotificationListeners.contains(packageName)) {
// in this situation we know that the user has not granted the app
// the Notification access permission
// Check if notification is enabled for this application
Log.i("ACC", "Dont Have Notification access");
Intent intent = new Intent("android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS");
startActivity(intent);
} else {
Log.i("ACC", "Have Notification access");
}
nReceiver = new NotificationReceiver();
IntentFilter filter = new IntentFilter();
filter.addAction(NLService.NOT_TAG);
getActivity().registerReceiver(nReceiver, filter);
}
}