die 'No Engine::Stomp configuration found'
unless ref $app->config->{'Engine::Stomp'} eq 'HASH';
- my @queues = map { $app->controller($_)->action_namespace } $app->controllers;
+ my @queues = grep { length $_ }
+ map { $app->controller($_)->action_namespace } $app->controllers;
# connect up
my %template = %{$app->config->{'Engine::Stomp'}};