Changes from comments, FileUploader and FileDownloader implement OnAccountsUpdateListener

src/com/owncloud/android/files/services/FileDownloader.java

@@ -25,7 +25,6 @@ import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;
 import java.util.Vector;
-import java.util.concurrent.ConcurrentMap;
 
 import com.owncloud.android.R;
 import com.owncloud.android.authentication.AccountUtils;
@@ -51,7 +50,9 @@ import com.owncloud.android.ui.preview.PreviewImageFragment;
 import com.owncloud.android.utils.ErrorMessageAdapter;
 
 import android.accounts.Account;
+import android.accounts.AccountManager;
 import android.accounts.AccountsException;
+import android.accounts.OnAccountsUpdateListener;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.app.Service;
@@ -66,7 +67,8 @@ import android.os.Process;
 import android.support.v4.app.NotificationCompat;
 import android.util.Pair;
 
-public class FileDownloader extends Service implements OnDatatransferProgressListener {
+public class FileDownloader extends Service
+        implements OnDatatransferProgressListener, OnAccountsUpdateListener {
 
     public static final String EXTRA_ACCOUNT = "ACCOUNT";
     public static final String EXTRA_FILE = "FILE";
@@ -118,6 +120,10 @@ public class FileDownloader extends Service implements OnDatatransferProgressLis
         mServiceLooper = thread.getLooper();
         mServiceHandler = new ServiceHandler(mServiceLooper, this);
         mBinder = new FileDownloaderBinder();
+
+        // add AccountsUpdatedListener
+        AccountManager am = AccountManager.get(getApplicationContext());
+        am.addOnAccountsUpdatedListener(this, null, false);
     }
 
 
@@ -132,6 +138,11 @@ public class FileDownloader extends Service implements OnDatatransferProgressLis
         mServiceLooper.quit();
         mServiceLooper = null;
         mNotificationManager = null;
+
+        // remove AccountsUpdatedListener
+        AccountManager am = AccountManager.get(getApplicationContext());
+        am.removeOnAccountsUpdatedListener(this);
+
         super.onDestroy();
     }
 
@@ -224,6 +235,16 @@ public class FileDownloader extends Service implements OnDatatransferProgressLis
         return false;   // not accepting rebinding (default behaviour)
     }
 
+    @Override
+    public void onAccountsUpdated(Account[] accounts) {
+         //review the current download and cancel it if its account doesn't exist
+        if (mCurrentDownload != null &&
+                !AccountUtils.exists(mCurrentDownload.getAccount(), getApplicationContext())) {
+            mCurrentDownload.cancel();
+        }
+        // The rest of downloads are cancelled when they try to start
+    }
+
 
     /**
      * Binder to let client components to perform operations on the queue of downloads.
@@ -667,7 +688,7 @@ public class FileDownloader extends Service implements OnDatatransferProgressLis
     /**
      * Remove downloads of an account
      *
-     * @param account
+     * @param account       Downloads account to remove
      */
     private void cancelDownloadsForAccount(Account account) {
         // Cancel pending downloads

src/com/owncloud/android/files/services/FileUploader.java

@@ -31,6 +31,7 @@ import java.util.concurrent.ConcurrentMap;
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.AccountsException;
+import android.accounts.OnAccountsUpdateListener;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
 import android.app.Service;
@@ -56,7 +57,6 @@ import com.owncloud.android.lib.common.OwnCloudClient;
 import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
 import com.owncloud.android.lib.common.network.OnDatatransferProgressListener;
-import com.owncloud.android.lib.common.operations.OperationCancelledException;
 import com.owncloud.android.lib.common.operations.RemoteOperation;
 import com.owncloud.android.lib.common.operations.RemoteOperationResult;
 import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;
@@ -77,8 +77,8 @@ import com.owncloud.android.utils.ErrorMessageAdapter;
 import com.owncloud.android.utils.UriUtils;
 
 
-
-public class FileUploader extends Service implements OnDatatransferProgressListener {
+public class FileUploader extends Service
+        implements OnDatatransferProgressListener, OnAccountsUpdateListener {
 
     private static final String UPLOAD_FINISH_MESSAGE = "UPLOAD_FINISH";
     public static final String EXTRA_UPLOAD_RESULT = "RESULT";
@@ -169,6 +169,10 @@ public class FileUploader extends Service implements OnDatatransferProgressListe
         mServiceLooper = thread.getLooper();
         mServiceHandler = new ServiceHandler(mServiceLooper, this);
         mBinder = new FileUploaderBinder();
+
+        // add AccountsUpdatedListener
+        AccountManager am = AccountManager.get(getApplicationContext());
+        am.addOnAccountsUpdatedListener(this, null, false);
     }
 
     /**
@@ -182,6 +186,11 @@ public class FileUploader extends Service implements OnDatatransferProgressListe
         mServiceLooper.quit();
         mServiceLooper = null;
         mNotificationManager = null;
+
+        // remove AccountsUpdatedListener
+        AccountManager am = AccountManager.get(getApplicationContext());
+        am.removeOnAccountsUpdatedListener(this);
+
         super.onDestroy();
     }
 
@@ -345,6 +354,16 @@ public class FileUploader extends Service implements OnDatatransferProgressListe
         return false;   // not accepting rebinding (default behaviour)
     }
 
+    @Override
+    public void onAccountsUpdated(Account[] accounts) {
+        // Review current upload, and cancel it if its account doen't exist
+        if (mCurrentUpload != null &&
+                !AccountUtils.exists(mCurrentUpload.getAccount(), getApplicationContext())) {
+            mCurrentUpload.cancel();
+        }
+        // The rest of uploads are cancelled when they try to start
+    }
+
     /**
      * Binder to let client components to perform operations on the queue of
      * uploads.

src/com/owncloud/android/files/services/IndexedForest.java

@@ -22,10 +22,8 @@ import android.util.Pair;
 
 import com.owncloud.android.datamodel.OCFile;
 import com.owncloud.android.lib.common.utils.Log_OC;
-import com.owncloud.android.operations.UploadFileOperation;
 
 import java.io.File;
-import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.Set;
@@ -238,6 +236,4 @@ public class IndexedForest<V> {
         return account.name + remotePath;
     }
 
-
-
 }

src/com/owncloud/android/ui/activity/FileActivity.java

@@ -23,7 +23,6 @@ import android.accounts.AccountManager;
 import android.accounts.AccountManagerCallback;
 import android.accounts.AccountManagerFuture;
 import android.accounts.AuthenticatorException;
-import android.accounts.OnAccountsUpdateListener;
 import android.accounts.OperationCanceledException;
 import android.content.ComponentName;
 import android.content.Context;
@@ -57,7 +56,6 @@ import com.owncloud.android.lib.common.utils.Log_OC;
 import com.owncloud.android.operations.CreateShareOperation;
 import com.owncloud.android.operations.SynchronizeFolderOperation;
 import com.owncloud.android.operations.UnshareLinkOperation;
-
 import com.owncloud.android.services.OperationsService;
 import com.owncloud.android.services.OperationsService.OperationsServiceBinder;
 import com.owncloud.android.ui.dialog.LoadingDialog;
@@ -70,7 +68,7 @@ import com.owncloud.android.utils.ErrorMessageAdapter;
  * @author David A. Velasco
  */
 public class FileActivity extends SherlockFragmentActivity
-        implements OnRemoteOperationListener, ComponentsGetter, OnAccountsUpdateListener {
+        implements OnRemoteOperationListener, ComponentsGetter {
 
     public static final String EXTRA_FILE = "com.owncloud.android.ui.activity.FILE";
     public static final String EXTRA_ACCOUNT = "com.owncloud.android.ui.activity.ACCOUNT";
@@ -160,10 +158,6 @@ public class FileActivity extends SherlockFragmentActivity
             bindService(new Intent(this, FileUploader.class), mUploadServiceConnection, Context.BIND_AUTO_CREATE);
         }
 
-        // add AccountsUpdatedListener
-        AccountManager am = AccountManager.get(getApplicationContext());
-        am.addOnAccountsUpdatedListener(this, null, false);
-        
     }
 
     
@@ -227,10 +221,6 @@ public class FileActivity extends SherlockFragmentActivity
             mUploadServiceConnection = null;
         }
 
-        // remove AccountsUpdatedListener
-        AccountManager am = AccountManager.get(getApplicationContext());
-        am.removeOnAccountsUpdatedListener(this);
-
         super.onDestroy();
     }
     
@@ -297,7 +287,6 @@ public class FileActivity extends SherlockFragmentActivity
                         this, 
                         new AccountCreationCallback(),                        
                         null);
-        am.addOnAccountsUpdatedListener(this, null, true);
     }
 
     
@@ -366,19 +355,6 @@ public class FileActivity extends SherlockFragmentActivity
         return null;
     }
 
-    @Override
-    public void onAccountsUpdated(Account[] accounts) {
-        // detect a change in the list of accounts
-        Log_OC.d(TAG, "onAccountsUpdated");
-        if (mDownloaderBinder != null) {
-            mDownloaderBinder.checkAccountOfCurrentDownload();
-        }
-        if (mUploaderBinder != null) {
-            mUploaderBinder.checkAccountOfCurrentUpload();
-        }
-    }
-
-
     /**
      * Helper class handling a callback from the {@link AccountManager} after the creation of
      * a new ownCloud {@link Account} finished, successfully or not.