protocol.rb in cosmos-5.0.2.pre.beta2

- old
+ new

@@ -1,14 +1,23 @@
 # encoding: ascii-8bit
 
-# Copyright 2017 Ball Aerospace & Technologies Corp.
+# Copyright 2022 Ball Aerospace & Technologies Corp.
 # All Rights Reserved.
 #
 # This program is free software; you can modify and/or redistribute it
-# under the terms of the GNU General Public License
+# under the terms of the GNU Affero General Public License
 # as published by the Free Software Foundation; version 3 with
 # attribution addendums as found in the LICENSE.txt
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# This program may also be used under the terms of a commercial or
+# enterprise edition license of COSMOS if purchased from the
+# copyright holder
 
 require 'cosmos/config/config_parser'
 require 'thread'
 
 module Cosmos
@@ -38,10 +47,10 @@
       reset()
     end
 
     # Ensure we have some data in case this is the only protocol
     def read_data(data)
-      if (data.length <= 0)
+      if data.length <= 0
         if @allow_empty_data.nil?
           if @interface and @interface.read_protocols[-1] == self
             # Last read interface in chain with auto @allow_empty_data
             return :STOP
           end