resolver.rb in rubydns-0.7.0

- old
+ new

@@ -17,10 +17,11 @@
 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
 
 require 'rubydns/message'
+require 'rubydns/binary_string'
 
 module RubyDNS
 	class InvalidProtocolError < StandardError
 	end
 	
@@ -115,10 +116,11 @@
 			
 			def run!
 				try_next_server!
 			end
 			
+			# Once either an exception or message is received, we update the status of this request.
 			def process_response!(response)
 				finish_request!
 				
 				if Exception === response
 					@logger.warn "[#{@message.id}] Failure while processing response #{exception}!" if @logger
@@ -140,9 +142,10 @@
 				end
 			end
 			
 			private
 			
+			# Closes any connections and cancels any timeout.
 			def finish_request!
 				cancel_timeout
 				
 				# Cancel an existing request if it is in flight:
 				if @request
\ No newline at end of file