orc.lib.state
Class Cell

java.lang.Object
  orc.runtime.values.Value
      orc.runtime.sites.Site
          orc.runtime.sites.EvalSite
              orc.lib.state.Cell

All Implemented Interfaces:

Callable

public class Cell
extends EvalSite

Write-once cell. Read operations block while the cell is empty. Write operatons fail once the cell is full.

Author:

dkitchin

Nested Class Summary

protected class

Cell.CellInstance

Field Summary

Fields inherited from class orc.runtime.values.Value

futureNotReady

Constructor Summary

Cell()

Method Summary

java.lang.Object	evaluate(Args args)
Type	type()

Methods inherited from class orc.runtime.sites.EvalSite

callSite

Methods inherited from class orc.runtime.sites.Site

accept, createCall

Methods inherited from class orc.runtime.values.Value

forceArg, forceCall, signal, write

Methods inherited from class java.lang.Object

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

Constructor Detail

Cell

public Cell()

Method Detail

evaluate

public java.lang.Object evaluate(Args args)

Specified by:

evaluate in class EvalSite

type

public Type type()
          throws TypeException

Overrides:

type in class Site

Throws:

TypeException