org.onemind.commons.java.datastructure
Interface Nametable

All Known Implementing Classes:

SimpleNametable

public interface Nametable

A name table interface

Author:

TiongHiang Lee (thlee@onemindsoft.org)

Method Summary

java.lang.Object	access(java.lang.String name) Access the value associated with name
java.util.Map	asMap() Return map representation of this nametable
java.lang.Object	assign(java.lang.String name, java.lang.Object value) Assign a variable in the name table
boolean	containsName(java.lang.String name) Whether the nametable contains the name
void	declare(java.lang.String name, java.lang.Object value) Declare a variable in the name table
void	undeclare(java.lang.String name) Undeclare the name

Method Detail

declare

public void declare(java.lang.String name,
                    java.lang.Object value)

Declare a variable in the name table

Parameters:

name - the name

value - the value

assign

public java.lang.Object assign(java.lang.String name,
                               java.lang.Object value)

Assign a variable in the name table

Parameters:

name - the name

value - the value

Returns:

the old value, or null

containsName

public boolean containsName(java.lang.String name)

Whether the nametable contains the name

Parameters:

name - the name

Returns:

true if contains the name

access

public java.lang.Object access(java.lang.String name)

Access the value associated with name

Parameters:

name -

Returns:

undeclare

public void undeclare(java.lang.String name)

Undeclare the name

Parameters:

name -

asMap

public java.util.Map asMap()

Return map representation of this nametable

Returns:

unmodifiable map representation of this nametable