# File lib/handler/outgoing_message_handler.rb, line 32
    def on_link_flow(event)
      self.on_sendable(event) if event.link.sender? && event.link.credit > 0 &&
                                 (event.link.state & Qpid::Proton::Endpoint::LOCAL_ACTIVE) &&
                                 (event.link.state & Qpid::Proton::Endpoint::REMOTE_ACTIVE)
    end