# File lib/core/connection.rb, line 62
    def initialize(impl = Cproton.pn_connection)
      super()
      @impl = impl
      @offered_capabilities = nil
      @desired_capabilities = nil
      @properties = nil
      @overrides = nil
      @collector = nil
      @session_policy = nil
      self.class.store_instance(self, :pn_connection_attachments)
    end