/// <summary>
/// Clients can call this method to commit the transaction. You should only use this method if
/// you used the begin method to create the DataServiceTransaction.
/// Otherwise, the gateway will commit or rollback the transaction as necessary.
/// </summary>
public void Commit() {
if (_rollbackOnly) {
Rollback();
return;
}
try {
ProcessRefreshFills();
_pushMessages = new ArrayList();
for (int i = 0; i < _processedMessageBatches.Count; i++) {
MessageBatch messageBatch = _processedMessageBatches[i] as MessageBatch;
if (messageBatch.Messages != null && messageBatch.Messages.Count > 0) {
DataDestination dataDestination = _dataService.GetDestination(messageBatch.IncomingMessage) as DataDestination;
try {
dataDestination.SequenceManager.ManageMessageBatch(messageBatch, this);
} catch (Exception ex) {
MessageException messageException = new MessageException(ex);
ErrorMessage errorMessage = messageException.GetErrorMessage();
errorMessage.correlationId = messageBatch.IncomingMessage.messageId;
errorMessage.destination = messageBatch.IncomingMessage.destination;
messageBatch.Messages.Clear();
messageBatch.Messages.Add(errorMessage);
}
for (int j = 0; j < messageBatch.Messages.Count; j++) {
IMessage message = messageBatch.Messages[j] as IMessage;
if (!(message is ErrorMessage))
_pushMessages.Add(message);
}
}
_outgoingMessages.AddRange(messageBatch.Messages);
}
for (int i = 0; i < _pushMessages.Count; i++) {
IMessage message = _pushMessages[i] as IMessage;
DataMessage dataMessage = message as DataMessage;
if (dataMessage != null)
PushMessage(GetSubscribers(message), message);
}
foreach (DictionaryEntry entry in _clientUpdateCollectionMessages) {
UpdateCollectionMessage updateCollectionMessage = entry.Value as UpdateCollectionMessage;
_outgoingMessages.Add(updateCollectionMessage);
PushMessage(GetSubscribers(updateCollectionMessage), updateCollectionMessage);
}
foreach (DictionaryEntry entry in _updateCollectionMessages) {
UpdateCollectionMessage updateCollectionMessage = entry.Value as UpdateCollectionMessage;
_outgoingMessages.Add(updateCollectionMessage);
PushMessage(GetSubscribers(updateCollectionMessage), updateCollectionMessage);
}
} finally {
_transactionState = TransactionState.Committed;
}
}
private IList Batch(DataMessage dataMessage) {
ArrayList result = new ArrayList();
IList messageBatch = dataMessage.body as IList;
for (int i = 0; i < messageBatch.Count; i++) {
IMessage message = messageBatch[i] as IMessage;
try {
if (message is UpdateCollectionMessage) {
result.Add(UpdateCollection(message as UpdateCollectionMessage, messageBatch));
} else {
object obj = Invoke(message);
result.Add(obj);
}
} catch (DataSyncException dataSyncException) {
DataErrorMessage dataErrorMessage = dataSyncException.GetErrorMessage() as DataErrorMessage;
dataErrorMessage.cause = message as DataMessage;
dataErrorMessage.correlationId = message.messageId;
dataErrorMessage.destination = message.destination;
result.Add(dataErrorMessage);
} catch (Exception exception) {
MessageException messageException = new MessageException(exception);
ErrorMessage errorMessage = messageException.GetErrorMessage();
errorMessage.correlationId = message.messageId;
errorMessage.destination = message.destination;
result.Add(errorMessage);
}
}
return result;
}
