/// <summary>
/// Process data that was received by web service method.
/// </summary>
/// <param name="data">The data received via web service method call.</param>
/// <returns>Response to web service client.</returns>
public object DataReceived(object data)
{
SendDataParameters methodParams = (SendDataParameters)data;
if (methodParams == null)
{
return(null);
}
SendDataResponse response = new SendDataResponse();
ICommunicationPackage communicationPackage = (methodParams.Xml == null) ? null : CreateCommunicationPackage(methodParams);
DatabaseConnector.DatabaseConnectorManager dbm = GetDatabaseConnector();
dbm.StartModule();
try
{
using (IUnitOfWork uow = new UnitOfWork(dbm))
{
uow.MapperFactory = IoC.Get <IMapperFactory>();
uow.StartTransaction(IsolationLevel.Serializable);
CommunicationPackageRepository repo = new CommunicationPackageRepository(uow);
if (communicationPackage != null)
{
repo.Add(communicationPackage);
}
if (methodParams.IsLastInTransaction)
{
repo.MarkTransactionAsCompleted(communicationPackage.XmlData.LocalTransactionId);
}
if (methodParams.Statistics != null)
{
repo.UpdateStatistics(methodParams.Statistics, methodParams.DepartmentIdentifier);
}
uow.SubmitChanges();
}
}
catch (System.Data.SqlClient.SqlException e)
{
response.Result = false;
Log.Error(e.ToString(), false);
return(response);
}
catch (CommunicationPackageExistsException e) //Xml already in database.
{
Log.Info(e.ToString(), false);
}
finally
{
dbm.StopModule();
}
response.Result = true;
return(response);
}
/// <summary>
/// Task main method.
/// </summary>
/// <remarks>
/// Run method steps:
/// 1. Retrives next package.
/// 2. Presists package.
/// 3. Waits before repeating process.
/// </remarks>
protected override void Run()
{
Guid?lastReceivedXmlId = null;
Guid?lastReceivedTransactionId = null;
Guid databaseId = this.Manager.DatabaseId;
lastReceivedTransactionId = GetLastTransactionId();
while (IsEnabled)
{
lock (Makolab.Fractus.Communication.Transmitter.TransmitterSemaphore.locker)
{
try
{
GetDataResponse response = GetNextXmlPackage(lastReceivedXmlId, databaseId);
if (lastReceivedTransactionId != null && response != GetDataResponse.ExceptionResponse && (response.XmlData == null || response.XmlData.LocalTransactionId != lastReceivedTransactionId.Value))
{
using (IUnitOfWork uow = Manager.CreateUnitOfWork())
{
uow.MapperFactory = this.mapperFactory;
CommunicationPackageRepository repo = new CommunicationPackageRepository(uow);
repo.MarkTransactionAsCompleted(lastReceivedTransactionId.Value);
lastReceivedTransactionId = null;
}
}
if (response.XmlData != null && ProcessXml(response.XmlData, response.DatabaseId) == true)
{
lastReceivedXmlId = response.XmlData.Id;
lastReceivedTransactionId = response.XmlData.LocalTransactionId;
}
else
{
lastReceivedXmlId = null;
}
if (response.AdditionalData != null && response.AdditionalData.UndeliveredPackagesQuantity != null)
{
this.WaitingPackages = response.AdditionalData.UndeliveredPackagesQuantity.Value;
}
}
catch (Exception e)
{
Log.Error(String.Format(CultureInfo.InvariantCulture, "Uncaught exception in PackageReceiver: {0}", e.ToString()));
}
}
Wait();
}
}