edu.mit.ai.psg.jeva
Class EnvLocalStore

java.lang.Object
  |
  +--edu.mit.ai.psg.jeva.EnvBase
        |
        +--edu.mit.ai.psg.jeva.EnvLocalStore

public class EnvLocalStore

extends EnvBase

implements IStore, IEnv

LocalStore implements storage for a local variable in an environment chain.

Author:

CarlManning, caroma@ai.mit.edu
Copyright (c) 1997, 1998, 1999 Massachusetts Institute of Technology

Constructor Summary

protected

EnvLocalStore(boolean isFinal, boolean isConstant, IClass type, String name, IEnv nextEnv)

Method Summary

String	getName()
IClass	getType()
Object	getValue() throws IllegalStateException if not initialized.
boolean	isConstant()
boolean	isFinal()
IStore	lookupLocal(String queryName)
void	setValue(Object newValue)
String	toString()

Methods inherited from class edu.mit.ai.psg.jeva.EnvBase

getNext, getOptionBits, lookupClass, lookupEnclosingClass, lookupEnclosingPackage, lookupField, lookupLabel, lookupPackage, lookupReturnType, lookupThis, lookupThrows

Methods inherited from class java.lang.Object

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

Constructor Detail

EnvLocalStore

protected EnvLocalStore(boolean isFinal,
                        boolean isConstant,
                        IClass type,
                        String name,
                        IEnv nextEnv)

Method Detail

getName

public String getName()

getType

public IClass getType()

Specified by:

getType in interface IStore

isFinal

public boolean isFinal()

Specified by:

isFinal in interface IStore

isConstant

public boolean isConstant()

Specified by:

isConstant in interface IStore

getValue

public Object getValue()

throws IllegalStateException if not initialized. An uninitialized variable might be accessed through an initializer that references the var it is initializing [JavaLangSpec1.0sec14.3.2].

Specified by:

getValue in interface IStore

setValue

public void setValue(Object newValue)
              throws ThrowException

Specified by:

setValue in interface IStore

lookupLocal

public IStore lookupLocal(String queryName)

Specified by:

lookupLocal in interface IEnv

Overrides:

lookupLocal in class EnvBase

toString

public String toString()

Overrides:

toString in class EnvBase