Пример #1
0
  /**
   * See which items are possible to get the backup file from cloud.
   *
   * @param context DSpace context
   * @param item iterator of items
   * @return integer set with all the IDs Items that are possible to get the backup file from cloud
   */
  public Set<Integer> checkPossibleItemsGet(Context context, ItemIterator items) {
    // This will contain all the Items IDs that backup files could be get from cloud
    Set<Integer> setInfo = new HashSet<Integer>();

    try {
      // if exist some item to evaluate make the connection and
      // get items backups files in cloud
      if (items.hasNext() == true) {
        this.makeConnection();
        this.filesInCloud.putAll(this.newCloudConnection.getInfoFilesIn(Constants.ITEM));
      }

      // do the operation for all items
      while (items.hasNext() == true) {
        Item objItem = items.next();
        // check if it is possible and necessary to get a backup file from cloud
        Boolean checkCorrect = this.couldGetFileFromCloud(context, objItem.getID(), Constants.ITEM);
        // add the ID collection to set if correct
        if (checkCorrect == true) setInfo.add(objItem.getID());
      }

      // close the connection to cloud
      this.closeConnection();

    } catch (SQLException ex) {
      Logger.getLogger(ActualContentManagement.class.getName()).log(Level.SEVERE, null, ex);
    }

    return setInfo;
  }
Пример #2
0
  /**
   * Send a collection backup file and respective children to cloud to be preserved.
   *
   * @param context context DSpace
   * @param ref ID of the collection
   * @param establishConnection true if pretend establish connection to cloud
   * @return true if file correctly sent to cloud, or false if not
   */
  public Boolean sendCollectionAndChilds(
      Context context, Integer ref, Boolean establishConnection) {
    // if first, make connection and get collection and item files preserved in cloud
    if (establishConnection == true) {
      this.makeConnection();
      this.filesInCloud.putAll(this.newCloudConnection.getInfoFilesIn(Constants.COLLECTION));
      this.filesInCloud.putAll(this.newCloudConnection.getInfoFilesIn(Constants.ITEM));
    }

    // send to cloud atual collection
    sendCollection(context, ref, false);

    Collection obj;
    ItemIterator items;

    // get the items presents in the collection
    try {
      obj = Collection.find(context, ref);
      items = obj.getAllItems();
    } catch (Exception ex) {
      Logger.getLogger(ActualContentManagement.class.getName()).log(Level.SEVERE, null, ex);
      // it means it is the first father in the order, so close connection
      if (establishConnection == true) this.closeConnection();
      return false;
    }

    // send to cloud, one by one, each item
    try {
      if (items.hasNext()) {
        Item newObj = items.next();
        sendItem(context, newObj.getID(), false);
      }
    } catch (Exception ex) {
      Logger.getLogger(ActualContentManagement.class.getName()).log(Level.SEVERE, null, ex);
      // it means it is the first father in the order, so close connection
      if (establishConnection == true) this.closeConnection();
      return false;
    }

    // it means it is the first father in the order
    if (establishConnection == true) this.closeConnection();

    return true;
  }