private void InvokeUpdating(UpdatingEventArgs <TPar> e)
{
this.LogDebug("Invoke updating");
var handler = Updating;
if (handler != null)
{
handler(this, e);
}
}
public virtual TRes Update(TPar param = default(TPar))
{
if (!Equals(param, default(TPar)))
{
this.LogDebugFormat("Update with param: {0}", param);
}
else
{
this.LogDebug("Update without param");
}
if (!UpdateAllowed)
{
throw new InvalidOperationException("Update is not allowed");
}
lock (_syncRoot)
{
Buzy = true;
var cancelArgs = new UpdatingEventArgs <TPar>(param);
try
{
InvokeUpdating(cancelArgs);
if (cancelArgs.Cancel)
{
throw new UpdatingCancelledException(cancelArgs.CancelReason);
}
this.LogDebug("Call OnUpdate");
TRes result = OnUpdate(param);
InvokeUpdated(new UpdatedEventArgs <TRes>(result));
LastUpdated = DateTime.Now;
IsUpdated = true;
return(result);
}
finally
{
Buzy = false;
}
}
}
