Ejemplo n.º 1
0
 public Registration(IActorRef replicator, VectorTime currentTargetVersionVector, ReplicationFilter filter, DateTime registrationTime)
 {
     Replicator = replicator;
     CurrentTargetVersionVector = currentTargetVersionVector;
     Filter           = filter;
     RegistrationTime = registrationTime;
 }
Ejemplo n.º 2
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 public ReplicationRead(long fromSequenceNr, int max, int scanLimit, ReplicationFilter filter, string targetLogId, IActorRef replicator, VectorTime currentTargetVersionVector)
 {
     FromSequenceNr             = fromSequenceNr;
     Max                        = max;
     ScanLimit                  = scanLimit;
     Filter                     = filter;
     TargetLogId                = targetLogId;
     Replicator                 = replicator;
     CurrentTargetVersionVector = currentTargetVersionVector;
 }
Ejemplo n.º 3
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        public override void BeginReplicating()
        {
            Log.D(Log.TagSync, "%s: beginReplicating() called", this);
            // If we're still waiting to create the remote db, do nothing now. (This method will be
            // re-invoked after that request finishes; see maybeCreateRemoteDB() above.)
            if (creatingTarget)
            {
                Log.D(Log.TagSync, "%s: creatingTarget == true, doing nothing", this);
                return;
            }
            pendingSequences = Sharpen.Collections.SynchronizedSortedSet(new TreeSet <long>());
            try
            {
                maxPendingSequence = long.Parse(lastSequence);
            }
            catch (FormatException)
            {
                Log.W(Log.TagSync, "Error converting lastSequence: %s to long.  Using 0", lastSequence
                      );
                maxPendingSequence = System.Convert.ToInt64(0);
            }
            if (filterName != null)
            {
                filter = db.GetFilter(filterName);
            }
            if (filterName != null && filter == null)
            {
                Log.W(Log.TagSync, "%s: No ReplicationFilter registered for filter '%s'; ignoring"
                      , this, filterName);
            }
            // Process existing changes since the last push:
            long lastSequenceLong = 0;

            if (lastSequence != null)
            {
                lastSequenceLong = long.Parse(lastSequence);
            }
            ChangesOptions options = new ChangesOptions();

            options.SetIncludeConflicts(true);
            RevisionList changes = db.ChangesSince(lastSequenceLong, options, filter);

            if (changes.Count > 0)
            {
                batcher.QueueObjects(changes);
                batcher.Flush();
            }
            // Now listen for future changes (in continuous mode):
            if (continuous)
            {
                observing = true;
                db.AddChangeListener(this);
            }
        }
Ejemplo n.º 4
0
        public override void BeginReplicating()
        {
            // If we're still waiting to create the remote db, do nothing now. (This method will be
            // re-invoked after that request finishes; see maybeCreateRemoteDB() above.)
            Log.D(Database.Tag, this + "|" + Sharpen.Thread.CurrentThread() + ": beginReplicating() called"
                  );
            if (creatingTarget)
            {
                Log.D(Database.Tag, this + "|" + Sharpen.Thread.CurrentThread() + ": creatingTarget == true, doing nothing"
                      );
                return;
            }
            else
            {
                Log.D(Database.Tag, this + "|" + Sharpen.Thread.CurrentThread() + ": creatingTarget != true, continuing"
                      );
            }
            if (filterName != null)
            {
                filter = db.GetFilter(filterName);
            }
            if (filterName != null && filter == null)
            {
                Log.W(Database.Tag, string.Format("%s: No ReplicationFilter registered for filter '%s'; ignoring"
                                                  , this, filterName));
            }
            // Process existing changes since the last push:
            long lastSequenceLong = 0;

            if (lastSequence != null)
            {
                lastSequenceLong = long.Parse(lastSequence);
            }
            ChangesOptions options = new ChangesOptions();

            options.SetIncludeConflicts(true);
            RevisionList changes = db.ChangesSince(lastSequenceLong, options, filter);

            if (changes.Count > 0)
            {
                batcher.QueueObjects(changes);
                batcher.Flush();
            }
            // Now listen for future changes (in continuous mode):
            if (continuous)
            {
                observing = true;
                db.AddChangeListener(this);
                Log.D(Database.Tag, this + "|" + Sharpen.Thread.CurrentThread() + ": pusher.beginReplicating() calling asyncTaskStarted()"
                      );
                AsyncTaskStarted();
            }
        }
Ejemplo n.º 5
0
		public void SetFilter(string filterName, ReplicationFilter filter)
		{
			if (filters == null)
			{
				filters = new Dictionary<string, ReplicationFilter>();
			}
			if (filter != null)
			{
				filters.Put(filterName, filter);
			}
			else
			{
				Sharpen.Collections.Remove(filters, filterName);
			}
		}
Ejemplo n.º 6
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		public bool RunFilter(ReplicationFilter filter, IDictionary<string, object> paramsIgnored
			, RevisionInternal rev)
		{
			if (filter == null)
			{
				return true;
			}
			SavedRevision publicRev = new SavedRevision(this, rev);
			return filter.Filter(publicRev, null);
		}
Ejemplo n.º 7
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		public RevisionList ChangesSince(long lastSeq, ChangesOptions options, ReplicationFilter
			 filter)
		{
			// http://wiki.apache.org/couchdb/HTTP_database_API#Changes
			if (options == null)
			{
				options = new ChangesOptions();
			}
			bool includeDocs = options.IsIncludeDocs() || (filter != null);
			string additionalSelectColumns = string.Empty;
			if (includeDocs)
			{
				additionalSelectColumns = ", json";
			}
			string sql = "SELECT sequence, revs.doc_id, docid, revid, deleted" + additionalSelectColumns
				 + " FROM revs, docs " + "WHERE sequence > ? AND current=1 " + "AND revs.doc_id = docs.doc_id "
				 + "ORDER BY revs.doc_id, revid DESC";
			string[] args = new string[] { System.Convert.ToString(lastSeq) };
			Cursor cursor = null;
			RevisionList changes = null;
			try
			{
				cursor = database.RawQuery(sql, args);
				cursor.MoveToNext();
				changes = new RevisionList();
				long lastDocId = 0;
				while (!cursor.IsAfterLast())
				{
					if (!options.IsIncludeConflicts())
					{
						// Only count the first rev for a given doc (the rest will be losing conflicts):
						long docNumericId = cursor.GetLong(1);
						if (docNumericId == lastDocId)
						{
							cursor.MoveToNext();
							continue;
						}
						lastDocId = docNumericId;
					}
					RevisionInternal rev = new RevisionInternal(cursor.GetString(2), cursor.GetString
						(3), (cursor.GetInt(4) > 0), this);
					rev.SetSequence(cursor.GetLong(0));
					if (includeDocs)
					{
						ExpandStoredJSONIntoRevisionWithAttachments(cursor.GetBlob(5), rev, options.GetContentOptions
							());
					}
					IDictionary<string, object> paramsFixMe = null;
					// TODO: these should not be null
					if (RunFilter(filter, paramsFixMe, rev))
					{
						changes.AddItem(rev);
					}
					cursor.MoveToNext();
				}
			}
			catch (SQLException e)
			{
				Log.E(Database.Tag, "Error looking for changes", e);
			}
			finally
			{
				if (cursor != null)
				{
					cursor.Close();
				}
			}
			if (options.IsSortBySequence())
			{
				changes.SortBySequence();
			}
			changes.Limit(options.GetLimit());
			return changes;
		}
Ejemplo n.º 8
0
			public _AsyncTask_965(ReplicationFilter filter, Validator validation, Mapper map, 
				Reducer reduce)
			{
				this.filter = filter;
				this.validation = validation;
				this.map = map;
				this.reduce = reduce;
			}
Ejemplo n.º 9
0
		public override void BeginReplicating()
		{
			// If we're still waiting to create the remote db, do nothing now. (This method will be
			// re-invoked after that request finishes; see maybeCreateRemoteDB() above.)
			Log.D(Database.Tag, this + "|" + Sharpen.Thread.CurrentThread() + ": beginReplicating() called"
				);
			if (creatingTarget)
			{
				Log.D(Database.Tag, this + "|" + Sharpen.Thread.CurrentThread() + ": creatingTarget == true, doing nothing"
					);
				return;
			}
			else
			{
				Log.D(Database.Tag, this + "|" + Sharpen.Thread.CurrentThread() + ": creatingTarget != true, continuing"
					);
			}
			if (filterName != null)
			{
				filter = db.GetFilter(filterName);
			}
			if (filterName != null && filter == null)
			{
				Log.W(Database.Tag, string.Format("%s: No ReplicationFilter registered for filter '%s'; ignoring"
					, this, filterName));
			}
			// Process existing changes since the last push:
			long lastSequenceLong = 0;
			if (lastSequence != null)
			{
				lastSequenceLong = long.Parse(lastSequence);
			}
			ChangesOptions options = new ChangesOptions();
			options.SetIncludeConflicts(true);
			RevisionList changes = db.ChangesSince(lastSequenceLong, options, filter);
			if (changes.Count > 0)
			{
				batcher.QueueObjects(changes);
				batcher.Flush();
			}
			// Now listen for future changes (in continuous mode):
			if (continuous)
			{
				observing = true;
				db.AddChangeListener(this);
				Log.D(Database.Tag, this + "|" + Sharpen.Thread.CurrentThread() + ": pusher.beginReplicating() calling asyncTaskStarted()"
					);
				AsyncTaskStarted();
			}
		}
 public override void BeginReplicating()
 {
     Log.D(Log.TagSync, "%s: beginReplicating() called", this);
     // If we're still waiting to create the remote db, do nothing now. (This method will be
     // re-invoked after that request finishes; see maybeCreateRemoteDB() above.)
     if (creatingTarget)
     {
         Log.D(Log.TagSync, "%s: creatingTarget == true, doing nothing", this);
         return;
     }
     pendingSequences = Sharpen.Collections.SynchronizedSortedSet(new TreeSet<long>());
     try
     {
         maxPendingSequence = long.Parse(lastSequence);
     }
     catch (FormatException)
     {
         Log.W(Log.TagSync, "Error converting lastSequence: %s to long.  Using 0", lastSequence
             );
         maxPendingSequence = System.Convert.ToInt64(0);
     }
     if (filterName != null)
     {
         filter = db.GetFilter(filterName);
     }
     if (filterName != null && filter == null)
     {
         Log.W(Log.TagSync, "%s: No ReplicationFilter registered for filter '%s'; ignoring"
             , this, filterName);
     }
     // Process existing changes since the last push:
     long lastSequenceLong = 0;
     if (lastSequence != null)
     {
         lastSequenceLong = long.Parse(lastSequence);
     }
     ChangesOptions options = new ChangesOptions();
     options.SetIncludeConflicts(true);
     RevisionList changes = db.ChangesSince(lastSequenceLong, options, filter);
     if (changes.Count > 0)
     {
         batcher.QueueObjects(changes);
         batcher.Flush();
     }
     // Now listen for future changes (in continuous mode):
     if (continuous)
     {
         observing = true;
         db.AddChangeListener(this);
     }
 }