Class: RTunnel::Command::Registry
- Inherits:
-
Object
- Object
- RTunnel::Command::Registry
- Defined in:
- lib/rtunnel/commands.rb
Overview
Associates command codes with the classes implementing them.
Instance Method Summary collapse
- #class_for(command_code) ⇒ Object
- #code_for(klass) ⇒ Object
- #codes_and_classes ⇒ Object
-
#initialize ⇒ Registry
constructor
A new instance of Registry.
- #register(klass, command_code) ⇒ Object
Constructor Details
#initialize ⇒ Registry
Returns a new instance of Registry.
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# File 'lib/rtunnel/commands.rb', line 6 def initialize @classes = {} @codes = {} end |
Instance Method Details
#class_for(command_code) ⇒ Object
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# File 'lib/rtunnel/commands.rb', line 20 def class_for(command_code) @classes[command_code] end |
#code_for(klass) ⇒ Object
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# File 'lib/rtunnel/commands.rb', line 24 def code_for(klass) @codes[klass] end |
#codes_and_classes ⇒ Object
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# File 'lib/rtunnel/commands.rb', line 28 def codes_and_classes ret_val = [] @codes.each { |klass, code| ret_val << [code, klass.name] } ret_val.sort! end |
#register(klass, command_code) ⇒ Object
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# File 'lib/rtunnel/commands.rb', line 11 def register(klass, command_code) if @codes.has_key? command_code raise "Command code #{command_code} already used for #{@codes[command_code].name}" end @codes[klass] = command_code @classes[command_code] = klass end |