Class: Gisele::VM::Component

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/gisele/vm/component.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Component

Returns a new instance of Component.



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# File 'lib/gisele/vm/component.rb', line 6

def initialize
  @vm        = nil
  @connected = false
end

Instance Method Details

#connect ⇒ Object

Raises:



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# File 'lib/gisele/vm/component.rb', line 31

def connect
  registered!
  raise InvalidStateError, "Already connected" if connected?
  @connected = true
  info(welcome_message)
  EM.next_tick do
    info(heartbeat_in_message)
    enter_heartbeat
  end if respond_to?(:enter_heartbeat)
end

#connected! ⇒ Object

Raises:



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# File 'lib/gisele/vm/component.rb', line 56

def connected!
  raise InvalidStateError, "Not connected" unless connected?
end

#connected? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/gisele/vm/component.rb', line 52

def connected?
  @connected
end

#disconnect ⇒ Object

Raises:



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# File 'lib/gisele/vm/component.rb', line 42

def disconnect
  raise InvalidStateError, "Not connected" unless connected?
  if respond_to?(:leave_heartbeat)
    info(heartbeat_out_message)
    leave_heartbeat
  end
  @connected = false
  info(goodbye_message)
end

#registered(vm) ⇒ Object 



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# File 'lib/gisele/vm/component.rb', line 15

def registered(vm)
  @vm = vm
end

#registered! ⇒ Object

Raises:



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# File 'lib/gisele/vm/component.rb', line 27

def registered!
  raise InvalidStateError, "Not registered" unless registered?
end

#registered? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/gisele/vm/component.rb', line 23

def registered?
  !@vm.nil?
end

#unregistered ⇒ Object 



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# File 'lib/gisele/vm/component.rb', line 19

def unregistered
  @vm = nil
end

#vm ⇒ Object 



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# File 'lib/gisele/vm/component.rb', line 11

def vm
  @vm || NullObject.new
end