gnu.mapping
Class SimpleEnvironment

java.lang.Object
  gnu.mapping.Procedure
      gnu.mapping.Procedure1
          gnu.mapping.NameMap
              gnu.mapping.Environment
                  gnu.mapping.SimpleEnvironment

All Implemented Interfaces:

HasSetter, Named

Direct Known Subclasses:

InheritingEnvironment

public class SimpleEnvironment
extends Environment

Concrete implementation of Environment.

Field Summary

Fields inherited from class gnu.mapping.Environment

INDIRECT_DEFINES

Constructor Summary

SimpleEnvironment()

SimpleEnvironment(int capacity)

SimpleEnvironment(java.lang.String name)

Method Summary

NamedLocation	addLocation(Symbol name, java.lang.Object property, Location loc)
protected NamedLocation	addUnboundLocation(Symbol name, java.lang.Object property, int hash)
NamedLocation	define(Symbol sym, java.lang.Object property, int hash, java.lang.Object newValue)
void	define(Symbol sym, java.lang.Object property, java.lang.Object newValue)
java.util.Set	entrySet()
LocationEnumeration	enumerateAllLocations() Does enumerate inherited Locations.
LocationEnumeration	enumerateLocations() Does not enumerate inherited Locations.
static Location	getCurrentLocation(java.lang.String name)
NamedLocation	getLocation(Symbol name, java.lang.Object property, int hash, boolean create)
protected boolean	hasMoreElements(LocationEnumeration it)
static java.lang.Object	lookup_global(Symbol name)
NamedLocation	lookup(Symbol name, java.lang.Object property, int hash)
NamedLocation	lookupDirect(Symbol name, java.lang.Object property, int hash)
void	put(Symbol key, java.lang.Object property, java.lang.Object newValue)
void	readExternal(java.io.ObjectInput in)
java.lang.Object	readResolve()
protected void	redefineError(Symbol name, java.lang.Object property, Location loc)
java.lang.Object	remove(EnvironmentKey key) Remove and undefine binding.
int	size() Size does not include inherited Locations.
protected void	toStringBase(java.lang.StringBuffer sbuf)
java.lang.String	toStringVerbose() Overridden in sub-classes - useful for more verbose debug output.
Location	unlink(Symbol symbol, java.lang.Object property, int hash) Remove Location from this Environment.
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class gnu.mapping.Environment

addLocation, addLocation, containsKey, current, defaultNamespace, get, get, get, get, get, getCanDefine, getCanRedefine, getCurrent, getFlags, getFunction, getFunction, getGlobal, getInstance, getLocation, getLocation, getLocation, getLocation, getSymbol, isBound, isBound, isLocked, lookup, lookup, make, make, make, put, put, put, putFunction, remove, remove, remove, remove, removeFunction, setCanDefine, setCanRedefine, setCurrent, setFlag, setGlobal, setIndirectDefines, setLocked, toString, user

Methods inherited from class gnu.mapping.NameMap

apply1, getChecked, set1

Methods inherited from class gnu.mapping.Procedure1

apply0, apply2, apply3, apply4, applyN, numArgs

Methods inherited from class gnu.mapping.Procedure

apply, apply, check0, check1, check2, check3, check4, checkArgCount, checkN, getName, getProperty, getSetter, getSymbol, match0, match1, match2, match3, match4, matchN, maxArgs, minArgs, name, removeProperty, set0, setN, setName, setProperty, setProperty, setSetter, setSymbol

Methods inherited from class java.lang.Object

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

Methods inherited from interface gnu.mapping.HasSetter

getSetter

Constructor Detail

SimpleEnvironment

public SimpleEnvironment()

SimpleEnvironment

public SimpleEnvironment(java.lang.String name)

SimpleEnvironment

public SimpleEnvironment(int capacity)

Method Detail

size

public int size()

Size does not include inherited Locations.

getCurrentLocation

public static Location getCurrentLocation(java.lang.String name)

lookup_global

public static java.lang.Object lookup_global(Symbol name)
                                      throws UnboundLocationException

Throws:

UnboundLocationException

lookup

public NamedLocation lookup(Symbol name,
                            java.lang.Object property,
                            int hash)

Specified by:

lookup in class Environment

lookupDirect

public NamedLocation lookupDirect(Symbol name,
                                  java.lang.Object property,
                                  int hash)

getLocation

public NamedLocation getLocation(Symbol name,
                                 java.lang.Object property,
                                 int hash,
                                 boolean create)

Specified by:

getLocation in class Environment

addUnboundLocation

protected NamedLocation addUnboundLocation(Symbol name,
                                           java.lang.Object property,
                                           int hash)

put

public void put(Symbol key,
                java.lang.Object property,
                java.lang.Object newValue)

Overrides:

put in class Environment

define

public NamedLocation define(Symbol sym,
                            java.lang.Object property,
                            int hash,
                            java.lang.Object newValue)

define

public void define(Symbol sym,
                   java.lang.Object property,
                   java.lang.Object newValue)

Specified by:

define in class Environment

redefineError

protected void redefineError(Symbol name,
                             java.lang.Object property,
                             Location loc)

addLocation

public NamedLocation addLocation(Symbol name,
                                 java.lang.Object property,
                                 Location loc)

Specified by:

addLocation in class Environment

unlink

public Location unlink(Symbol symbol,
                       java.lang.Object property,
                       int hash)

Description copied from class: Environment

Remove Location from this Environment. Does not explicitly undefine the location itself.

Overrides:

unlink in class Environment

remove

public java.lang.Object remove(EnvironmentKey key)

Description copied from class: Environment

Remove and undefine binding. (A more type-specific version of gnu.util.mape.remove.)

Overrides:

remove in class Environment

Returns:

Old value

enumerateLocations

public LocationEnumeration enumerateLocations()

Does not enumerate inherited Locations.

Specified by:

enumerateLocations in class Environment

enumerateAllLocations

public LocationEnumeration enumerateAllLocations()

Does enumerate inherited Locations.

Specified by:

enumerateAllLocations in class Environment

hasMoreElements

protected boolean hasMoreElements(LocationEnumeration it)

Specified by:

hasMoreElements in class Environment

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Throws:

java.io.IOException

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Throws:

java.io.IOException

java.lang.ClassNotFoundException

readResolve

public java.lang.Object readResolve()
                             throws java.io.ObjectStreamException

Throws:

java.io.ObjectStreamException

entrySet

public java.util.Set entrySet()

toStringVerbose

public java.lang.String toStringVerbose()

Description copied from class: Environment

Overridden in sub-classes - useful for more verbose debug output.

Overrides:

toStringVerbose in class Environment

toStringBase

protected void toStringBase(java.lang.StringBuffer sbuf)