src/com/owncloud/android/operations/RemoveFileOperation.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012 Bartek Przybylski
   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 as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.operations;
  20
  21 import org.apache.jackrabbit.webdav.client.methods.DeleteMethod;
  22
  23 import android.util.Log;
  24
  25 import com.owncloud.android.datamodel.DataStorageManager;
  26 import com.owncloud.android.datamodel.OCFile;
  27
  28 import eu.alefzero.webdav.WebdavClient;
  29 import eu.alefzero.webdav.WebdavUtils;
  30
  31 /**
  32  * Remote operation performing the removal of a remote file or folder in the ownCloud server.
  33  *
  34  * @author David A. Velasco
  35  */
  36 public class RemoveFileOperation extends RemoteOperation {
  37
  38     private static final String TAG = RemoveFileOperation.class.getSimpleName();
  39
  40     private static final int REMOVE_READ_TIMEOUT = 10000;
  41     private static final int REMOVE_CONNECTION_TIMEOUT = 5000;
  42
  43     OCFile mFileToRemove;
  44     boolean mDeleteLocalCopy;
  45     DataStorageManager mDataStorageManager;
  46
  47
  48     /**
  49      * Constructor
  50      *
  51      * @param fileToRemove          OCFile instance describing the remote file or folder to remove from the server
  52      * @param deleteLocalCopy       When 'true', and a local copy of the file exists, it is also removed.
  53      * @param storageManager        Reference to the local database corresponding to the account where the file is contained.
  54      */
  55     public RemoveFileOperation(OCFile fileToRemove, boolean deleteLocalCopy, DataStorageManager storageManager) {
  56         mFileToRemove = fileToRemove;
  57         mDeleteLocalCopy = deleteLocalCopy;
  58         mDataStorageManager = storageManager;
  59     }
  60
  61
  62     /**
  63      * Getter for the file to remove (or removed, if the operation was successfully performed).
  64      *
  65      * @return      File to remove or already removed.
  66      */
  67     public OCFile getFile() {
  68         return mFileToRemove;
  69     }
  70
  71
  72     /**
  73      * Performs the remove operation
  74      *
  75      * @param   client      Client object to communicate with the remote ownCloud server.
  76      */
  77     @Override
  78     protected RemoteOperationResult run(WebdavClient client) {
  79         RemoteOperationResult result = null;
  80         DeleteMethod delete = null;
  81         try {
  82             delete = new DeleteMethod(client.getBaseUri() + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));
  83             int status = client.executeMethod(delete, REMOVE_READ_TIMEOUT, REMOVE_CONNECTION_TIMEOUT);
  84             if (delete.succeeded()) {
  85                 if (mFileToRemove.isDirectory()) {
  86                     mDataStorageManager.removeDirectory(mFileToRemove, true, mDeleteLocalCopy);
  87                 } else {
  88                     mDataStorageManager.removeFile(mFileToRemove, mDeleteLocalCopy);
  89                 }
  90             }
  91             delete.getResponseBodyAsString();   // exhaust the response, although not interesting
  92             result = new RemoteOperationResult(delete.succeeded(), status);
  93             Log.i(TAG, "Remove " + mFileToRemove.getRemotePath() + ": " + result.getLogMessage());
  94
  95         } catch (Exception e) {
  96             result = new RemoteOperationResult(e);
  97             Log.e(TAG, "Remove " + mFileToRemove.getRemotePath() + ": " + result.getLogMessage(), e);
  98
  99         } finally {
 100             if (delete != null)
 101                 delete.releaseConnection();
 102         }
 103         return result;
 104     }
 105
 106 }