Class: Zyps::EnvironmentServer

Inherits:
Object
  • Object
show all
Defined in:
lib/zyps/remote.rb

Overview

An Environment proxy, served over DRb. As with all DRb services, it is recommended you set $SAFE to 1 or higher.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(environment = Environment.new, uri = nil) ⇒ EnvironmentServer

Returns a new instance of EnvironmentServer.



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# File 'lib/zyps/remote.rb', line 38

def initialize(environment = Environment.new, uri = nil)
  @environment, @uri = environment, uri
end

Instance Attribute Details

#uri ⇒ Object (readonly)

The URI on which the server is operating.



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# File 'lib/zyps/remote.rb', line 35

def uri
  @uri
end

Instance Method Details

#start ⇒ Object

Offer the given environment for remote connections.



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# File 'lib/zyps/remote.rb', line 44

def start

  #Ensure GameObject and EnvironmentalFactor lists stay on server side.
  @environment.objects.extend DRbUndumped
  @environment.environmental_factors.extend DRbUndumped
  
  #Ensure Environment stays on server side.
  class <<@environment
    include DRbUndumped
    alias old_objects= objects=
    def objects=(value)
      old_objects=(value)
      @objects.extend DRbUndumped
    end
    alias old_environmental_factors= environmental_factors=
    def environmental_factors=(value)
      old_environmental_factors=(value)
      @environmental_factors.extend DRbUndumped
    end
  end
  
  #Start a network service.
  @server = DRb::DRbServer.new(
    @uri,
    @environment
  )
  @uri ||= @server.uri
  
end

#stop ⇒ Object

Stop the server.



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# File 'lib/zyps/remote.rb', line 82

def stop
  @server.stop_service
end

#wait ⇒ Object

Wait until the server is finished running.



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# File 'lib/zyps/remote.rb', line 76

def wait
  @server.thread.join
end