orc.runtime.sites.core
Class None

java.lang.Object
  orc.runtime.values.Value
      orc.runtime.sites.Site
          orc.runtime.sites.EvalSite
              orc.runtime.sites.core.None

All Implemented Interfaces:

Callable

public class None
extends EvalSite

Implements the "none" option constructor site.

Author:

dkitchin

Field Summary

Fields inherited from class orc.runtime.values.Value

futureNotReady

Constructor Summary

None()

Method Summary

java.lang.Object

evaluate(Args args)

Methods inherited from class orc.runtime.sites.EvalSite

callSite

Methods inherited from class orc.runtime.sites.Site

accept, createCall, type

Methods inherited from class orc.runtime.values.Value

forceArg, forceCall, isNone, isSome, signal, untag

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

None

public None()

Method Detail

evaluate

public java.lang.Object evaluate(Args args)

Specified by:

evaluate in class EvalSite