Class SymbolTable

java.lang.Object

com.googlecode.aviator.lexer.SymbolTable

All Implemented Interfaces:

Serializable

public class SymbolTable
extends Object
implements Serializable

Symbol table

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
private static final Map<String,Variable>	RESERVED
private static final long	serialVersionUID
private final Map<String,Variable>	table

Constructor Summary

Constructors

Constructor	Description
SymbolTable()

Method Summary

Modifier and Type	Method	Description
Variable	getVariable(String name)	Get variable by name
boolean	isReserved(String name)	Check variable has been reserved?
static boolean	isReservedKeyword(Variable v)
static boolean	isReservedKeyword(String name)
Token<?>	reserve(Variable variable)
Variable	reserve(String lexeme)
private static void	reserveKeyword(Variable v)
static Variable	tryReserveKeyword(Variable var)	Try to reserve key word, return the reserved variable if success, otherwise return itself.

Methods inherited from class Object

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

Field Details

serialVersionUID

private static final long serialVersionUID

See Also:

• Constant Field Values

table

private final Map<String,Variable> table

RESERVED

private static final Map<String,Variable> RESERVED

Constructor Details

SymbolTable

public SymbolTable()

Method Details

reserveKeyword

private static void reserveKeyword(Variable v)

isReservedKeyword

public static boolean isReservedKeyword(String name)

isReservedKeyword

public static boolean isReservedKeyword(Variable v)

isReserved

public boolean isReserved(String name)

Check variable has been reserved?

Parameters:

name -

Returns:

tryReserveKeyword

public static Variable tryReserveKeyword(Variable var)

Try to reserve key word, return the reserved variable if success, otherwise return itself.

Parameters:

var -

Returns:

getVariable

public Variable getVariable(String name)

Get variable by name

Parameters:

name -

Returns:

reserve

public Variable reserve(String lexeme)

reserve

public Token<?> reserve(Variable variable)