public void Append(string name, byte[] data, long expectedVersion = -1)
{
lock (this.locker)
{
var version = this.name_events.ContainsKey(name) ? this.name_events[name].Last().Version : 0;
if (version != expectedVersion)
{
throw new AppendOnlyStoreConcurrencyException(version, expectedVersion, name);
}
long next = 0;
if (!this.name_events.ContainsKey(name))
{
this.name_events[name] = new List <DataWithVersionAndName>();
}
else
{
next = this.name_events[name].Last().Version;
}
next++;
var stored = new DataWithVersionAndName()
{
Data = data, Name = name, Version = next
};
this.all_events.Add(stored);
this.name_events[name].Add(stored);
Logger.Debug("Saved name: " + name);
}
}
public async Task <bool> Initialize()
{
try
{
await this.projections.CreateIfNotExistsAsync();
await this.table.CreateIfNotExistsAsync();
}
catch (StorageException ex)
{
Logger.DebugFormat("Failed to initialize, best guess is bad naming of table. Check azure naming guidelines.");
Logger.InfoFormat("Error: {0} with status code: {1}. Extended info: {2} ({3})", ex.RequestInformation.HttpStatusMessage, ex.RequestInformation.HttpStatusCode, ex.RequestInformation.ExtendedErrorInformation.ErrorMessage, ex.RequestInformation.ExtendedErrorInformation.ErrorCode);
Logger.Debug(ex.ToString());
return(false);
}
return(true);
}
public void AquireLease()
{
//var blobReference = this.container.GetBlobReferenceFromServer("lock");
Logger.Debug("Requesting lease....");
this.lease = this.container.AcquireLease(TimeSpan.FromSeconds(15), this.instanceId);
if (string.IsNullOrEmpty(lease))
{
this.Exception = new Exception("Could not aquire lease.");
Logger.Info("Got exception on lease: ", this.Exception);
}
else
{
this.Exception = null;
Logger.DebugFormat("Got lease.... {0}", this.lease);
}
}
public void Log(LogLevel level, Exception ex, string messageFormatString, params object[] formatStringParameters)
{
switch (level)
{
case LogLevel.Debug:
{
TheLogger.Debug(CallingMethodName + " " + FormattedString(messageFormatString, formatStringParameters) + ex.ToFullException()
, ex);
break;
}
case LogLevel.Info:
{
TheLogger.Info(CallingMethodName + " " + FormattedString(messageFormatString, formatStringParameters) + ex.ToFullException(), ex);
break;
}
case LogLevel.Warn:
{
TheLogger.Warn(CallingMethodName + " " + FormattedString(messageFormatString, formatStringParameters) + ex.ToFullException(), ex);
break;
}
case LogLevel.Error:
Error(ex, messageFormatString, formatStringParameters);
break;
case LogLevel.Fatal:
Fatal(ex, messageFormatString, formatStringParameters);
break;
default:
throw new InvalidOperationException("Unknown LogLevel");
}
}
public void Debug(string messageFormatString, params object[] formatStringParameters)
{
TheLogger.Debug(CallingMethodName + ": " + FormattedString(messageFormatString, formatStringParameters));
}