picasso.parser.tokens
Class Token

java.lang.Object
  extended by picasso.parser.tokens.Token
Direct Known Subclasses:
CharToken, ColorToken, EOFToken, FunctionToken, IdentifierToken, NumberToken, StringToken

public abstract class Token
extends java.lang.Object

Author:
Sara Sprenkle

Constructor Summary
Token(java.lang.String description)
           
 
Method Summary
abstract  boolean isConstant()
           
abstract  boolean isFunction()
           
 java.lang.String toString()
           
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

Token

public Token(java.lang.String description)
Method Detail

toString

public java.lang.String toString()
Overrides:
toString in class java.lang.Object

isConstant

public abstract boolean isConstant()
Returns:
true iff this Token represents a constant

isFunction

public abstract boolean isFunction()
Returns:
true iff this Token represents a function