fixed nullpointer exception
This commit is contained in:
parent
7d99031706
commit
b51aaf2a92
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@ -43,7 +43,8 @@ public class DownloadActivity extends SherlockListActivity implements
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@Override
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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super.onCreate(savedInstanceState);
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if (AppConfig.DEBUG) Log.d(TAG, "Creating Activity");
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if (AppConfig.DEBUG)
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Log.d(TAG, "Creating Activity");
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requester = DownloadRequester.getInstance();
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requester = DownloadRequester.getInstance();
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getSupportActionBar().setDisplayHomeAsUpEnabled(true);
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getSupportActionBar().setDisplayHomeAsUpEnabled(true);
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@ -61,14 +62,16 @@ public class DownloadActivity extends SherlockListActivity implements
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@Override
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@Override
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protected void onResume() {
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protected void onResume() {
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super.onResume();
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super.onResume();
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if (AppConfig.DEBUG) Log.d(TAG, "Trying to bind service");
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if (AppConfig.DEBUG)
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Log.d(TAG, "Trying to bind service");
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bindService(new Intent(this, DownloadService.class), mConnection, 0);
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bindService(new Intent(this, DownloadService.class), mConnection, 0);
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}
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}
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@Override
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@Override
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protected void onStop() {
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protected void onStop() {
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super.onStop();
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super.onStop();
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if (AppConfig.DEBUG) Log.d(TAG, "Stopping Activity");
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if (AppConfig.DEBUG)
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Log.d(TAG, "Stopping Activity");
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}
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}
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@Override
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@Override
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@ -162,7 +165,8 @@ public class DownloadActivity extends SherlockListActivity implements
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public void onServiceConnected(ComponentName className, IBinder service) {
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public void onServiceConnected(ComponentName className, IBinder service) {
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downloadService = ((DownloadService.LocalBinder) service)
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downloadService = ((DownloadService.LocalBinder) service)
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.getService();
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.getService();
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if (AppConfig.DEBUG) Log.d(TAG, "Connection to service established");
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if (AppConfig.DEBUG)
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Log.d(TAG, "Connection to service established");
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dla = new DownloadlistAdapter(DownloadActivity.this, 0,
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dla = new DownloadlistAdapter(DownloadActivity.this, 0,
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downloadService.getDownloadObserver().getStatusList());
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downloadService.getDownloadObserver().getStatusList());
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setListAdapter(dla);
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setListAdapter(dla);
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@ -179,13 +183,28 @@ public class DownloadActivity extends SherlockListActivity implements
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@Override
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@Override
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public void onProgressUpdate() {
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public void onProgressUpdate() {
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dla.notifyDataSetChanged();
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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dla.notifyDataSetChanged();
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}
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});
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}
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}
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@Override
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@Override
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public void onFinish() {
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public void onFinish() {
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if (AppConfig.DEBUG) Log.d(TAG, "Observer has finished, clearing adapter");
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if (AppConfig.DEBUG)
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dla.clear();
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Log.d(TAG, "Observer has finished, clearing adapter");
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dla.notifyDataSetInvalidated();
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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dla.clear();
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dla.notifyDataSetInvalidated();
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}
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});
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}
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}
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}
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}
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@ -57,16 +57,20 @@ public class DownloadRequester {// TODO handle externalstorage missing
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private long download(Context context, FeedFile item, File dest) {
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private long download(Context context, FeedFile item, File dest) {
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if (!isDownloadingFile(item)) {
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if (!isDownloadingFile(item)) {
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if (dest.exists()) {
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if (dest.exists()) {
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if (AppConfig.DEBUG) Log.d(TAG, "File already exists. Deleting !");
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if (AppConfig.DEBUG)
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Log.d(TAG, "File already exists. Deleting !");
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dest.delete();
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dest.delete();
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}
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}
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if (AppConfig.DEBUG) Log.d(TAG, "Requesting download of url " + item.getDownload_url());
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if (AppConfig.DEBUG)
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Log.d(TAG,
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"Requesting download of url " + item.getDownload_url());
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downloads.add(item);
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downloads.add(item);
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item.setDownload_url(URLChecker.prepareURL(item.getDownload_url()));
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item.setDownload_url(URLChecker.prepareURL(item.getDownload_url()));
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DownloadManager.Request request = new DownloadManager.Request(
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DownloadManager.Request request = new DownloadManager.Request(
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Uri.parse(item.getDownload_url())).setDestinationUri(Uri
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Uri.parse(item.getDownload_url())).setDestinationUri(Uri
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.fromFile(dest));
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.fromFile(dest));
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if (AppConfig.DEBUG) Log.d(TAG, "Version is " + currentApi);
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if (AppConfig.DEBUG)
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Log.d(TAG, "Version is " + currentApi);
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if (currentApi >= 11) {
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if (currentApi >= 11) {
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request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_HIDDEN);
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request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_HIDDEN);
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} else {
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} else {
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@ -85,7 +89,8 @@ public class DownloadRequester {// TODO handle externalstorage missing
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context.sendBroadcast(new Intent(ACTION_DOWNLOAD_QUEUED));
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context.sendBroadcast(new Intent(ACTION_DOWNLOAD_QUEUED));
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return downloadId;
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return downloadId;
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} else {
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} else {
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Log.e(TAG, "URL " + item.getDownload_url() + " is already being downloaded");
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Log.e(TAG, "URL " + item.getDownload_url()
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+ " is already being downloaded");
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return 0;
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return 0;
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}
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}
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}
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}
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@ -115,7 +120,8 @@ public class DownloadRequester {// TODO handle externalstorage missing
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* ID of the download to cancel
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* ID of the download to cancel
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* */
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* */
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public void cancelDownload(final Context context, final long id) {
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public void cancelDownload(final Context context, final long id) {
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if (AppConfig.DEBUG) Log.d(TAG, "Cancelling download with id " + id);
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if (AppConfig.DEBUG)
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Log.d(TAG, "Cancelling download with id " + id);
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DownloadManager dm = (DownloadManager) context
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DownloadManager dm = (DownloadManager) context
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.getSystemService(Context.DOWNLOAD_SERVICE);
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.getSystemService(Context.DOWNLOAD_SERVICE);
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int removed = dm.remove(id);
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int removed = dm.remove(id);
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@ -132,7 +138,8 @@ public class DownloadRequester {// TODO handle externalstorage missing
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/** Cancels all running downloads */
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/** Cancels all running downloads */
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public void cancelAllDownloads(Context context) {
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public void cancelAllDownloads(Context context) {
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if (AppConfig.DEBUG) Log.d(TAG, "Cancelling all running downloads");
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if (AppConfig.DEBUG)
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Log.d(TAG, "Cancelling all running downloads");
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DownloadManager dm = (DownloadManager) context
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DownloadManager dm = (DownloadManager) context
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.getSystemService(Context.DOWNLOAD_SERVICE);
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.getSystemService(Context.DOWNLOAD_SERVICE);
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for (FeedFile f : downloads) {
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for (FeedFile f : downloads) {
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@ -235,9 +242,12 @@ public class DownloadRequester {// TODO handle externalstorage missing
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private ServiceConnection mConnection = new ServiceConnection() {
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private ServiceConnection mConnection = new ServiceConnection() {
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public void onServiceConnected(ComponentName className, IBinder service) {
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public void onServiceConnected(ComponentName className, IBinder service) {
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mService = ((DownloadService.LocalBinder) service).getService();
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mService = ((DownloadService.LocalBinder) service).getService();
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if (AppConfig.DEBUG) Log.d(TAG, "Connection to service established");
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if (AppConfig.DEBUG)
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Log.d(TAG, "Connection to service established");
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mService.queryDownloads();
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mService.queryDownloads();
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mContext.unbindService(mConnection);
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if (mContext != null) {
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mContext.unbindService(mConnection);
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}
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}
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}
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public void onServiceDisconnected(ComponentName className) {
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public void onServiceDisconnected(ComponentName className) {
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@ -250,9 +260,9 @@ public class DownloadRequester {// TODO handle externalstorage missing
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/** Notifies the DownloadService to check if there are any Downloads left */
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/** Notifies the DownloadService to check if there are any Downloads left */
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public void notifyDownloadService(Context context) {
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public void notifyDownloadService(Context context) {
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mContext = context;
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context.bindService(new Intent(context, DownloadService.class),
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context.bindService(new Intent(context, DownloadService.class),
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mConnection, Context.BIND_AUTO_CREATE);
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mConnection, Context.BIND_AUTO_CREATE);
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mContext = context;
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mIsBound = true;
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mIsBound = true;
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}
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}
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}
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}
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@ -71,6 +71,9 @@ public class TypeGetter {
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} catch (FileNotFoundException e) {
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} catch (FileNotFoundException e) {
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e.printStackTrace();
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e.printStackTrace();
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return null;
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return null;
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} catch (NullPointerException e) {
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e.printStackTrace();
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return null;
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}
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}
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return reader;
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return reader;
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}
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}
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