gnu.mapping
Class SharedLocation

java.lang.Object
  gnu.mapping.Location
      gnu.mapping.IndirectableLocation
          gnu.mapping.NamedLocation
              gnu.mapping.SharedLocation

All Implemented Interfaces:

EnvironmentKey, java.util.Map.Entry

public class SharedLocation
extends NamedLocation

A Location suitable when Environment or Location can be access by multiple threads. Accesses are synchronized.

Field Summary

Fields inherited from class gnu.mapping.IndirectableLocation

base, DIRECT_ON_SET, INDIRECT_FLUIDS, value

Fields inherited from class gnu.mapping.Location

UNBOUND

Fields inherited from interface gnu.mapping.EnvironmentKey

FUNCTION

Constructor Summary

SharedLocation(Symbol symbol, java.lang.Object property, int timestamp)

Method Summary

java.lang.Object	get(java.lang.Object defaultValue)
boolean	isBound()
void	set(java.lang.Object newValue)

Methods inherited from class gnu.mapping.NamedLocation

entered, equals, getEnvironment, getKey, getKeyProperty, getKeySymbol, hashCode, matches, matches, setRestore, setWithSave

Methods inherited from class gnu.mapping.IndirectableLocation

getBase, isConstant, setAlias, setBase, undefine

Methods inherited from class gnu.mapping.Location

get, getValue, make, make, make, print, setValue, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map.Entry

getValue, setValue

Constructor Detail

SharedLocation

public SharedLocation(Symbol symbol,
                      java.lang.Object property,
                      int timestamp)

Method Detail

get

public final java.lang.Object get(java.lang.Object defaultValue)

Specified by:

get in class Location

isBound

public boolean isBound()

Overrides:

isBound in class Location

set

public final void set(java.lang.Object newValue)

Specified by:

set in class Location