public StreamMessage GetUserHeartbeats(MasterParameterMessage authentication)
{
FileStream fileStream = null;
bool bSuccess = false;
string aggregatedHeartbeatsFullPath = "";
// close returned stream and delete sent file on completion
OperationContext clientContext = OperationContext.Current;
clientContext.OperationCompleted += new EventHandler(delegate(object sender, EventArgs args)
{
if (fileStream != null)
{
// truncate file. there is a probability that the Heartbeat Aggreagator Windows service will lock that file
// just before deleting it, so make sure the file is empty.
fileStream.SetLength(0);
fileStream.Dispose();
}
if (aggregatedHeartbeatsFullPath != "" && bSuccess)
{
try
{
File.Delete(aggregatedHeartbeatsFullPath);
}
catch (Exception ex)
{
_eventLog.WriteEntry(ex.ToString(), EventLogEntryType.Error);
}
}
});
if (authentication.SystemPassPhrase != _systemPassPhrase)
{
return(null);
}
string aggregatedHeartbeatsPartialPath = _machineSpecificDataPath + "heartbeat";
// if file exists, just read it. No need to check for checksum as file will be deleted
// when transfer is complete
bSuccess = TryGetAndLockFile(ref fileStream, aggregatedHeartbeatsPartialPath, ref aggregatedHeartbeatsFullPath);
return(new StreamMessage(fileStream));
}
public StreamMessage GetUserHeartbeats(MasterParameterMessage authentication)
{
return(Channel.GetUserHeartbeats(authentication));
}
public StreamMessage GetCurrentScreenSaverProducts(MasterParameterMessage authentication)
{
return(Channel.GetCurrentScreenSaverProducts(authentication));
}
