Package gnu.mapping

Class SimpleEnvironment

java.lang.Object

gnu.mapping.PropertySet

gnu.mapping.Environment

gnu.mapping.SimpleEnvironment

All Implemented Interfaces:

Named

Direct Known Subclasses:

InheritingEnvironment

public class SimpleEnvironment
extends Environment

Concrete implementation of Environment. (Should consider merging this code with Table2D.)

Field Summary

Fields inherited from class gnu.mapping.Environment

curEnvironment, INDIRECT_DEFINES

Fields inherited from class gnu.mapping.PropertySet

nameKey

Constructor Summary

Constructors

Constructor	Description
SimpleEnvironment()
SimpleEnvironment(int capacity)
SimpleEnvironment(String name)

Method Summary

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

Methods inherited from class gnu.mapping.Environment

addLocation, addLocation, containsKey, current, defaultNamespace, get, get, get, get, get, getCanDefine, getCanRedefine, getChecked, 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, remove, removeFunction, restoreCurrent, setCanDefine, setCanRedefine, setCurrent, setFlag, setGlobal, setIndirectDefines, setLocked, setSaveCurrent, toString, user

Methods inherited from class gnu.mapping.PropertySet

getName, getProperty, getSymbol, removeProperty, setName, setProperty, setProperty, setSymbol

Methods inherited from class java.lang.Object

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

Constructor Details

SimpleEnvironment

public SimpleEnvironment()

SimpleEnvironment

public SimpleEnvironment(String name)

SimpleEnvironment

public SimpleEnvironment(int capacity)

Method Details

size

public int size()

Size does not include inherited Locations.

getCurrentLocation

public static Location getCurrentLocation(String name)

lookup_global

public static Object lookup_global(Symbol name)
                            throws UnboundLocationException

Throws:

UnboundLocationException

lookup

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

Specified by:

lookup in class Environment

lookupDirect

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

getLocation

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

Specified by:

getLocation in class Environment

addUnboundLocation

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

put

public void put(Symbol key,
 Object property,
 Object newValue)

Overrides:

put in class Environment

newLocation

protected NamedLocation newLocation(Symbol name,
 Object property)

define

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

define

public void define(Symbol sym,
 Object property,
 Object newValue)

Specified by:

define in class Environment

redefineError

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

addLocation

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

Specified by:

addLocation in class Environment

unlink

public Location unlink(Symbol symbol,
 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

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(ObjectOutput out)
                   throws IOException

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
ClassNotFoundException

Throws:

IOException

ClassNotFoundException

readResolve

public Object readResolve()
                   throws ObjectStreamException

Throws:

ObjectStreamException

entrySet

public Set entrySet()

toStringVerbose

public 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(StringBuffer sbuf)