src/com/owncloud/android/services/OperationsService.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012-2014 ownCloud Inc.
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License version 2,
   6  *   as published by the Free Software Foundation.
   7  *
   8  *   This program is distributed in the hope that it will be useful,
   9  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *   GNU General Public License for more details.
  12  *
  13  *   You should have received a copy of the GNU General Public License
  14  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  */
  17
  18 package com.owncloud.android.services;
  19
  20 import java.io.IOException;
  21 import java.util.Iterator;
  22 import java.util.concurrent.ConcurrentHashMap;
  23 import java.util.concurrent.ConcurrentLinkedQueue;
  24 import java.util.concurrent.ConcurrentMap;
  25
  26 import com.owncloud.android.R;
  27 import com.owncloud.android.datamodel.FileDataStorageManager;
  28 import com.owncloud.android.lib.common.OwnCloudClient;
  29 import com.owncloud.android.lib.common.OwnCloudClientFactory;
  30 import com.owncloud.android.lib.common.OwnCloudClientMap;
  31 import com.owncloud.android.lib.common.operations.OnRemoteOperationListener;
  32 import com.owncloud.android.lib.common.operations.RemoteOperation;
  33 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
  34 import com.owncloud.android.lib.resources.files.ExistenceCheckRemoteOperation;
  35 import com.owncloud.android.lib.resources.shares.ShareType;
  36 import com.owncloud.android.lib.resources.users.GetRemoteUserNameOperation;
  37 import com.owncloud.android.operations.common.SyncOperation;
  38 import com.owncloud.android.operations.CreateFolderOperation;
  39 import com.owncloud.android.operations.CreateShareOperation;
  40 import com.owncloud.android.operations.GetServerInfoOperation;
  41 import com.owncloud.android.operations.OAuth2GetAccessToken;
  42 import com.owncloud.android.operations.RemoveFileOperation;
  43 import com.owncloud.android.operations.RenameFileOperation;
  44 import com.owncloud.android.operations.SynchronizeFileOperation;
  45 import com.owncloud.android.operations.UnshareLinkOperation;
  46 import com.owncloud.android.utils.Log_OC;
  47
  48 import android.accounts.Account;
  49 import android.accounts.AccountsException;
  50 import android.app.Service;
  51 import android.content.Intent;
  52 import android.net.Uri;
  53 import android.os.Binder;
  54 import android.os.Handler;
  55 import android.os.HandlerThread;
  56 import android.os.IBinder;
  57 import android.os.Looper;
  58 import android.os.Message;
  59 import android.os.Process;
  60 import android.util.Pair;
  61
  62 public class OperationsService extends Service {
  63
  64     private static final String TAG = OperationsService.class.getSimpleName();
  65
  66     public static final String EXTRA_ACCOUNT = "ACCOUNT";
  67     public static final String EXTRA_SERVER_URL = "SERVER_URL";
  68     public static final String EXTRA_AUTH_TOKEN_TYPE = "AUTH_TOKEN_TYPE";
  69     public static final String EXTRA_OAUTH2_QUERY_PARAMETERS = "OAUTH2_QUERY_PARAMETERS";
  70     public static final String EXTRA_REMOTE_PATH = "REMOTE_PATH";
  71     public static final String EXTRA_SEND_INTENT = "SEND_INTENT";
  72     public static final String EXTRA_NEWNAME = "NEWNAME";
  73     public static final String EXTRA_REMOVE_ONLY_LOCAL = "REMOVE_LOCAL_COPY";
  74     public static final String EXTRA_CREATE_FULL_PATH = "CREATE_FULL_PATH";
  75     public static final String EXTRA_SYNC_FILE_CONTENTS = "SYNC_FILE_CONTENTS";
  76     public static final String EXTRA_RESULT = "RESULT";
  77
  78     // TODO review if ALL OF THEM are necessary
  79     public static final String EXTRA_WEBDAV_PATH = "WEBDAV_PATH";
  80     public static final String EXTRA_SUCCESS_IF_ABSENT = "SUCCESS_IF_ABSENT";
  81     public static final String EXTRA_USERNAME = "USERNAME";
  82     public static final String EXTRA_PASSWORD = "PASSWORD";
  83     public static final String EXTRA_AUTH_TOKEN = "AUTH_TOKEN";
  84     public static final String EXTRA_FOLLOW_REDIRECTS = "FOLLOW_REDIRECTS";
  85     public static final String EXTRA_COOKIE = "COOKIE";
  86
  87     public static final String ACTION_CREATE_SHARE = "CREATE_SHARE";
  88     public static final String ACTION_UNSHARE = "UNSHARE";
  89     public static final String ACTION_GET_SERVER_INFO = "GET_SERVER_INFO";
  90     public static final String ACTION_OAUTH2_GET_ACCESS_TOKEN = "OAUTH2_GET_ACCESS_TOKEN";
  91     public static final String ACTION_EXISTENCE_CHECK = "EXISTENCE_CHECK";
  92     public static final String ACTION_GET_USER_NAME = "GET_USER_NAME";
  93     public static final String ACTION_RENAME = "RENAME";
  94     public static final String ACTION_REMOVE = "REMOVE";
  95     public static final String ACTION_CREATE_FOLDER = "CREATE_FOLDER";
  96     public static final String ACTION_SYNC_FILE = "SYNC_FILE";
  97
  98     public static final String ACTION_OPERATION_ADDED = OperationsService.class.getName() + ".OPERATION_ADDED";
  99     public static final String ACTION_OPERATION_FINISHED = OperationsService.class.getName() + ".OPERATION_FINISHED";
 100
 101     private ConcurrentLinkedQueue<Pair<Target, RemoteOperation>> mPendingOperations =
 102             new ConcurrentLinkedQueue<Pair<Target, RemoteOperation>>();
 103
 104     private ConcurrentMap<Integer, Pair<RemoteOperation, RemoteOperationResult>>
 105         mUndispatchedFinishedOperations =
 106             new ConcurrentHashMap<Integer, Pair<RemoteOperation, RemoteOperationResult>>();
 107
 108     private static class Target {
 109         public Uri mServerUrl = null;
 110         public Account mAccount = null;
 111         public String mWebDavUrl = null;
 112         public String mUsername = null;
 113         public String mPassword = null;
 114         public String mAuthToken = null;
 115         public boolean mFollowRedirects = true;
 116         public String mCookie = null;
 117
 118         public Target(Account account, Uri serverUrl, String webdavUrl, String username, String password, String authToken,
 119                 boolean followRedirects, String cookie) {
 120             mAccount = account;
 121             mServerUrl = serverUrl;
 122             mWebDavUrl = webdavUrl;
 123             mUsername = username;
 124             mPassword = password;
 125             mAuthToken = authToken;
 126             mFollowRedirects = followRedirects;
 127             mCookie = cookie;
 128         }
 129     }
 130
 131     private Looper mServiceLooper;
 132     private ServiceHandler mServiceHandler;
 133     private OperationsServiceBinder mBinder;
 134     private OwnCloudClient mOwnCloudClient = null;
 135     private Target mLastTarget = null;
 136     private FileDataStorageManager mStorageManager;
 137     private RemoteOperation mCurrentOperation = null;
 138
 139
 140     /**
 141      * Service initialization
 142      */
 143     @Override
 144     public void onCreate() {
 145         super.onCreate();
 146         HandlerThread thread = new HandlerThread("Operations service thread", Process.THREAD_PRIORITY_BACKGROUND);
 147         thread.start();
 148         mServiceLooper = thread.getLooper();
 149         mServiceHandler = new ServiceHandler(mServiceLooper, this);
 150         mBinder = new OperationsServiceBinder();
 151     }
 152
 153
 154     /**
 155      * Entry point to add a new operation to the queue of operations.
 156      *
 157      * New operations are added calling to startService(), resulting in a call to this method.
 158      * This ensures the service will keep on working although the caller activity goes away.
 159      *
 160      * IMPORTANT: the only operations performed here right now is {@link GetSharedFilesOperation}. The class
 161      * is taking advantage of it due to time constraints.
 162      */
 163     @Override
 164     public int onStartCommand(Intent intent, int flags, int startId) {
 165         //Log_OC.wtf(TAG, "onStartCommand init" );
 166         Message msg = mServiceHandler.obtainMessage();
 167         msg.arg1 = startId;
 168         mServiceHandler.sendMessage(msg);
 169         //Log_OC.wtf(TAG, "onStartCommand end" );
 170         return START_NOT_STICKY;
 171     }
 172
 173     @Override
 174     public void onDestroy() {
 175         //Log_OC.wtf(TAG, "onDestroy init" );
 176         //Log_OC.wtf(TAG, "Clear mUndispatchedFinisiedOperations" );
 177         mUndispatchedFinishedOperations.clear();
 178         //Log_OC.wtf(TAG, "onDestroy end" );
 179         super.onDestroy();
 180     }
 181
 182
 183     /**
 184      * Provides a binder object that clients can use to perform actions on the queue of operations,
 185      * except the addition of new operations.
 186      */
 187     @Override
 188     public IBinder onBind(Intent intent) {
 189         //Log_OC.wtf(TAG, "onBind" );
 190         return mBinder;
 191     }
 192
 193
 194     /**
 195      * Called when ALL the bound clients were unbound.
 196      */
 197     @Override
 198     public boolean onUnbind(Intent intent) {
 199         ((OperationsServiceBinder)mBinder).clearListeners();
 200         return false;   // not accepting rebinding (default behaviour)
 201     }
 202
 203
 204     /**
 205      *  Binder to let client components to perform actions on the queue of operations.
 206      *
 207      *  It provides by itself the available operations.
 208      */
 209     public class OperationsServiceBinder extends Binder /* implements OnRemoteOperationListener */ {
 210
 211         /**
 212          * Map of listeners that will be reported about the end of operations from a {@link OperationsServiceBinder} instance
 213          */
 214         private ConcurrentMap<OnRemoteOperationListener, Handler> mBoundListeners =
 215                 new ConcurrentHashMap<OnRemoteOperationListener, Handler>();
 216
 217         /**
 218          * Cancels an operation
 219          *
 220          * TODO
 221          */
 222         public void cancel() {
 223             // TODO
 224         }
 225
 226
 227         public void clearListeners() {
 228
 229             mBoundListeners.clear();
 230         }
 231
 232
 233         /**
 234          * Adds a listener interested in being reported about the end of operations.
 235          *
 236          * @param listener          Object to notify about the end of operations.
 237          * @param callbackHandler   {@link Handler} to access the listener without breaking Android threading protection.
 238          */
 239         public void addOperationListener (OnRemoteOperationListener listener, Handler callbackHandler) {
 240             synchronized (mBoundListeners) {
 241                 mBoundListeners.put(listener, callbackHandler);
 242             }
 243         }
 244
 245
 246         /**
 247          * Removes a listener from the list of objects interested in the being reported about the end of operations.
 248          *
 249          * @param listener      Object to notify about progress of transfer.
 250          */
 251         public void removeOperationListener (OnRemoteOperationListener listener) {
 252             synchronized (mBoundListeners) {
 253                 mBoundListeners.remove(listener);
 254             }
 255         }
 256
 257
 258         /**
 259          * TODO - IMPORTANT: update implementation when more operations are moved into the service
 260          *
 261          * @return  'True' when an operation that enforces the user to wait for completion is in process.
 262          */
 263         public boolean isPerformingBlockingOperation() {
 264             return (!mPendingOperations.isEmpty());
 265         }
 266
 267
 268         /**
 269          * Creates and adds to the queue a new operation, as described by operationIntent
 270          *
 271          * @param operationIntent       Intent describing a new operation to queue and execute.
 272          * @return                      Identifier of the operation created, or null if failed.
 273          */
 274         public long newOperation(Intent operationIntent) {
 275             RemoteOperation operation = null;
 276             Target target = null;
 277             try {
 278                 if (!operationIntent.hasExtra(EXTRA_ACCOUNT) &&
 279                         !operationIntent.hasExtra(EXTRA_SERVER_URL)) {
 280                     Log_OC.e(TAG, "Not enough information provided in intent");
 281
 282                 } else {
 283                     Account account = operationIntent.getParcelableExtra(EXTRA_ACCOUNT);
 284                     String serverUrl = operationIntent.getStringExtra(EXTRA_SERVER_URL);
 285                     String webDavPath = operationIntent.getStringExtra(EXTRA_WEBDAV_PATH);
 286                     String webDavUrl = serverUrl + webDavPath;
 287                     String username = operationIntent.getStringExtra(EXTRA_USERNAME);
 288                     String password = operationIntent.getStringExtra(EXTRA_PASSWORD);
 289                     String authToken = operationIntent.getStringExtra(EXTRA_AUTH_TOKEN);
 290                     boolean followRedirects = operationIntent.getBooleanExtra(EXTRA_FOLLOW_REDIRECTS, true);
 291                     String cookie = operationIntent.getStringExtra(EXTRA_COOKIE);
 292                     target = new Target(
 293                             account,
 294                             (serverUrl == null) ? null : Uri.parse(serverUrl),
 295                             ((webDavPath == null) || (serverUrl == null)) ? null : webDavUrl,
 296                             username,
 297                             password,
 298                             authToken,
 299                             followRedirects,
 300                             cookie
 301                     );
 302
 303                     String action = operationIntent.getAction();
 304                     if (action.equals(ACTION_CREATE_SHARE)) {  // Create Share
 305                         String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 306                         Intent sendIntent = operationIntent.getParcelableExtra(EXTRA_SEND_INTENT);
 307                         if (remotePath.length() > 0) {
 308                             operation = new CreateShareOperation(remotePath, ShareType.PUBLIC_LINK,
 309                                     "", false, "", 1, sendIntent);
 310                         }
 311
 312                     } else if (action.equals(ACTION_UNSHARE)) {  // Unshare file
 313                         String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 314                         if (remotePath.length() > 0) {
 315                             operation = new UnshareLinkOperation(
 316                                     remotePath,
 317                                     OperationsService.this);
 318                         }
 319
 320                     } else if (action.equals(ACTION_GET_SERVER_INFO)) {
 321                         // check OC server and get basic information from it
 322                         String authTokenType =
 323                                 operationIntent.getStringExtra(EXTRA_AUTH_TOKEN_TYPE);
 324                         operation = new GetServerInfoOperation(
 325                                 serverUrl, authTokenType, OperationsService.this);
 326
 327                     } else if (action.equals(ACTION_OAUTH2_GET_ACCESS_TOKEN)) {
 328                         /// GET ACCESS TOKEN to the OAuth server
 329                         String oauth2QueryParameters =
 330                                 operationIntent.getStringExtra(EXTRA_OAUTH2_QUERY_PARAMETERS);
 331                         operation = new OAuth2GetAccessToken(
 332                                 getString(R.string.oauth2_client_id),
 333                                 getString(R.string.oauth2_redirect_uri),
 334                                 getString(R.string.oauth2_grant_type),
 335                                 oauth2QueryParameters);
 336
 337                     } else if (action.equals(ACTION_EXISTENCE_CHECK)) {
 338                         // Existence Check
 339                         String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 340                         boolean successIfAbsent = operationIntent.getBooleanExtra(EXTRA_SUCCESS_IF_ABSENT, true);
 341                         operation = new ExistenceCheckRemoteOperation(remotePath, OperationsService.this, successIfAbsent);
 342
 343                     } else if (action.equals(ACTION_GET_USER_NAME)) {
 344                         // Get User Name
 345                         operation = new GetRemoteUserNameOperation();
 346
 347                     } else if (action.equals(ACTION_RENAME)) {
 348                         // Rename file or folder
 349                         String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 350                         String newName = operationIntent.getStringExtra(EXTRA_NEWNAME);
 351                         operation = new RenameFileOperation(remotePath, account, newName);
 352
 353                     } else if (action.equals(ACTION_REMOVE)) {
 354                         // Remove file or folder
 355                         String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 356                         boolean onlyLocalCopy = operationIntent.getBooleanExtra(EXTRA_REMOVE_ONLY_LOCAL, false);
 357                         operation = new RemoveFileOperation(remotePath, onlyLocalCopy);
 358
 359                     } else if (action.equals(ACTION_CREATE_FOLDER)) {
 360                         // Create Folder
 361                         String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 362                         boolean createFullPath = operationIntent.getBooleanExtra(EXTRA_CREATE_FULL_PATH, true);
 363                         operation = new CreateFolderOperation(remotePath, createFullPath);
 364
 365                     } else if (action.equals(ACTION_SYNC_FILE)) {
 366                         // Sync file
 367                         String remotePath = operationIntent.getStringExtra(EXTRA_REMOTE_PATH);
 368                         boolean syncFileContents = operationIntent.getBooleanExtra(EXTRA_SYNC_FILE_CONTENTS, true);
 369                         operation = new SynchronizeFileOperation(remotePath, account, syncFileContents, getApplicationContext());
 370                     }
 371
 372                 }
 373
 374             } catch (IllegalArgumentException e) {
 375                 Log_OC.e(TAG, "Bad information provided in intent: " + e.getMessage());
 376                 operation = null;
 377             }
 378
 379             if (operation != null) {
 380                 mPendingOperations.add(new Pair<Target , RemoteOperation>(target, operation));
 381                 startService(new Intent(OperationsService.this, OperationsService.class));
 382                 //Log_OC.wtf(TAG, "New operation added, opId: " + operation.hashCode());
 383                 // better id than hash? ; should be good enough by the time being
 384                 return operation.hashCode();
 385
 386             } else {
 387                 //Log_OC.wtf(TAG, "New operation failed, returned Long.MAX_VALUE");
 388                 return Long.MAX_VALUE;
 389             }
 390         }
 391
 392         public boolean dispatchResultIfFinished(int operationId, OnRemoteOperationListener listener) {
 393             Pair<RemoteOperation, RemoteOperationResult> undispatched =
 394                     mUndispatchedFinishedOperations.remove(operationId);
 395             if (undispatched != null) {
 396                 listener.onRemoteOperationFinish(undispatched.first, undispatched.second);
 397                 return true;
 398                 //Log_OC.wtf(TAG, "Sending callback later");
 399             } else {
 400                 if (!mPendingOperations.isEmpty()) {
 401                     return true;
 402                 } else {
 403                     return false;
 404                 }
 405                 //Log_OC.wtf(TAG, "Not finished yet");
 406             }
 407         }
 408
 409     }
 410
 411
 412     /**
 413      * Operations worker. Performs the pending operations in the order they were requested.
 414      *
 415      * Created with the Looper of a new thread, started in {@link OperationsService#onCreate()}.
 416      */
 417     private static class ServiceHandler extends Handler {
 418         // don't make it a final class, and don't remove the static ; lint will warn about a possible memory leak
 419         OperationsService mService;
 420         public ServiceHandler(Looper looper, OperationsService service) {
 421             super(looper);
 422             if (service == null) {
 423                 throw new IllegalArgumentException("Received invalid NULL in parameter 'service'");
 424             }
 425             mService = service;
 426         }
 427
 428         @Override
 429         public void handleMessage(Message msg) {
 430             mService.nextOperation();
 431             mService.stopSelf(msg.arg1);
 432         }
 433     }
 434
 435
 436     /**
 437      * Performs the next operation in the queue
 438      */
 439     private void nextOperation() {
 440
 441         //Log_OC.wtf(TAG, "nextOperation init" );
 442
 443         Pair<Target, RemoteOperation> next = null;
 444         synchronized(mPendingOperations) {
 445             next = mPendingOperations.peek();
 446         }
 447
 448         if (next != null) {
 449
 450             mCurrentOperation = next.second;
 451             RemoteOperationResult result = null;
 452             try {
 453                 /// prepare client object to send the request to the ownCloud server
 454                 if (mLastTarget == null || !mLastTarget.equals(next.first)) {
 455                     mLastTarget = next.first;
 456                     if (mLastTarget.mAccount != null) {
 457                         mOwnCloudClient =
 458                                 OwnCloudClientMap.getClientFor(mLastTarget.mAccount, this);
 459                         mStorageManager =
 460                                 new FileDataStorageManager(
 461                                         mLastTarget.mAccount,
 462                                         getContentResolver());
 463                     } else {
 464                         mOwnCloudClient = OwnCloudClientFactory.createOwnCloudClient(mLastTarget.mServerUrl, getApplicationContext(),
 465                                 mLastTarget.mFollowRedirects);    // this is not good enough
 466                         if (mLastTarget.mWebDavUrl != null) {
 467                             mOwnCloudClient.setWebdavUri(Uri.parse(mLastTarget.mWebDavUrl));
 468                         }
 469                         if (mLastTarget.mUsername != null && mLastTarget.mPassword != null) {
 470                             mOwnCloudClient.setBasicCredentials(mLastTarget.mUsername, mLastTarget.mPassword);
 471                         } else if (mLastTarget.mAuthToken != null) {
 472                             mOwnCloudClient.setBearerCredentials(mLastTarget.mAuthToken);
 473                         } else if (mLastTarget.mCookie != null) {
 474                             mOwnCloudClient.setSsoSessionCookie(mLastTarget.mCookie);
 475                         }
 476                         mStorageManager = null;
 477                     }
 478                 }
 479
 480                 /// perform the operation
 481                 if (mCurrentOperation instanceof SyncOperation) {
 482                     result = ((SyncOperation)mCurrentOperation).execute(mOwnCloudClient, mStorageManager);
 483                 } else {
 484                     result = mCurrentOperation.execute(mOwnCloudClient);
 485                 }
 486
 487             } catch (AccountsException e) {
 488                 if (mLastTarget.mAccount == null) {
 489                     Log_OC.e(TAG, "Error while trying to get authorization for a NULL account", e);
 490                 } else {
 491                     Log_OC.e(TAG, "Error while trying to get authorization for " + mLastTarget.mAccount.name, e);
 492                 }
 493                 result = new RemoteOperationResult(e);
 494
 495             } catch (IOException e) {
 496                 if (mLastTarget.mAccount == null) {
 497                     Log_OC.e(TAG, "Error while trying to get authorization for a NULL account", e);
 498                 } else {
 499                     Log_OC.e(TAG, "Error while trying to get authorization for " + mLastTarget.mAccount.name, e);
 500                 }
 501                 result = new RemoteOperationResult(e);
 502             } catch (Exception e) {
 503                 if (mLastTarget.mAccount == null) {
 504                     Log_OC.e(TAG, "Unexpected error for a NULL account", e);
 505                 } else {
 506                     Log_OC.e(TAG, "Unexpected error for " + mLastTarget.mAccount.name, e);
 507                 }
 508                 result = new RemoteOperationResult(e);
 509
 510             } finally {
 511                 synchronized(mPendingOperations) {
 512                     mPendingOperations.poll();
 513                 }
 514             }
 515
 516             //sendBroadcastOperationFinished(mLastTarget, mCurrentOperation, result);
 517             dispatchResultToOperationListeners(mLastTarget, mCurrentOperation, result);
 518         }
 519     }
 520
 521
 522     /**
 523      * Sends a broadcast when a new operation is added to the queue.
 524      *
 525      * Local broadcasts are only delivered to activities in the same process, but can't be done sticky :\
 526      *
 527      * @param target            Account or URL pointing to an OC server.
 528      * @param operation         Added operation.
 529      */
 530     private void sendBroadcastNewOperation(Target target, RemoteOperation operation) {
 531         Intent intent = new Intent(ACTION_OPERATION_ADDED);
 532         if (target.mAccount != null) {
 533             intent.putExtra(EXTRA_ACCOUNT, target.mAccount);
 534         } else {
 535             intent.putExtra(EXTRA_SERVER_URL, target.mServerUrl);
 536         }
 537         //LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(this);
 538         //lbm.sendBroadcast(intent);
 539         sendStickyBroadcast(intent);
 540     }
 541
 542
 543     // TODO - maybe add a notification for real start of operations
 544
 545     /**
 546      * Sends a LOCAL broadcast when an operations finishes in order to the interested activities can update their view
 547      *
 548      * Local broadcasts are only delivered to activities in the same process.
 549      *
 550      * @param target            Account or URL pointing to an OC server.
 551      * @param operation         Finished operation.
 552      * @param result            Result of the operation.
 553      */
 554     private void sendBroadcastOperationFinished(Target target, RemoteOperation operation, RemoteOperationResult result) {
 555         Intent intent = new Intent(ACTION_OPERATION_FINISHED);
 556         intent.putExtra(EXTRA_RESULT, result);
 557         if (target.mAccount != null) {
 558             intent.putExtra(EXTRA_ACCOUNT, target.mAccount);
 559         } else {
 560             intent.putExtra(EXTRA_SERVER_URL, target.mServerUrl);
 561         }
 562         //LocalBroadcastManager lbm = LocalBroadcastManager.getInstance(this);
 563         //lbm.sendBroadcast(intent);
 564         sendStickyBroadcast(intent);
 565     }
 566
 567
 568     /**
 569      * Notifies the currently subscribed listeners about the end of an operation.
 570      *
 571      * @param target            Account or URL pointing to an OC server.
 572      * @param operation         Finished operation.
 573      * @param result            Result of the operation.
 574      */
 575     private void dispatchResultToOperationListeners(
 576             Target target, final RemoteOperation operation, final RemoteOperationResult result) {
 577         int count = 0;
 578         Iterator<OnRemoteOperationListener> listeners = mBinder.mBoundListeners.keySet().iterator();
 579         while (listeners.hasNext()) {
 580             final OnRemoteOperationListener listener = listeners.next();
 581             final Handler handler = mBinder.mBoundListeners.get(listener);
 582             if (handler != null) {
 583                 handler.post(new Runnable() {
 584                     @Override
 585                     public void run() {
 586                         listener.onRemoteOperationFinish(operation, result);
 587                     }
 588                 });
 589                 count += 1;
 590             }
 591         }
 592         if (count == 0) {
 593             //mOperationResults.put(operation.hashCode(), result);
 594             Pair<RemoteOperation, RemoteOperationResult> undispatched =
 595                     new Pair<RemoteOperation, RemoteOperationResult>(operation, result);
 596             mUndispatchedFinishedOperations.put(operation.hashCode(), undispatched);
 597         }
 598         Log_OC.d(TAG, "Called " + count + " listeners");
 599     }
 600
 601
 602 }