 
   build: (machine)->
 
+    return if methodNotSupportedBy machine
+
     @eventListener.triggerState machine,
       status      : Machine.State.Building
       percentage  : 0


  reinit: (machine)->

    ComputeController_UI.askFor 'reinit', {machine, force: @_force}, =>

      @eventListener.triggerState machine,



  stop: (machine)->

    return if methodNotSupportedBy machine

    @eventListener.triggerState machine,
      status      : Machine.State.Stopping
