public void Error(T err)
{
if (!_isUnsubscribed)
{
try
{
_target.Error(err);
}
catch (Exception e)
{
Unsubscribe();
throw;
}
}
Unsubscribe();
}
private Task<CommandExecutionResult> Execute(object cmd, string[] tags, IPrincipal principal, IObserver<LogEntry> log)
{
var broker = _context.Broker;
var ctx = new CommandHandlingContext(tags, principal, log);
return broker.Handle(cmd, ctx)
.ContinueWith(t =>
{
if (t.IsFaulted)
{
if (t.Exception != null)
{
var ex = t.Exception.Flatten();
if (ex.InnerExceptions.Count == 0)
{
log.Error(ex.GetBaseException().ToString());
}
else
{
foreach (var child in ex.InnerExceptions)
{
log.Error(child.ToString());
}
}
return CommandExecutionResult.Failure(ex.GetBaseException().Message);
}
else
{
return CommandExecutionResult.Failure();
}
}
// TODO: Handle cancelled
return CommandExecutionResult.Success();
});
}
