/**
* 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;
}
/**
* 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;
}