org.metasyntactic.math.automata
Class EmptyStack

java.lang.Object
  |
  +--org.metasyntactic.math.automata.EmptyStack
All Implemented Interfaces:
java.lang.Comparable, java.io.Serializable

public class EmptyStack
extends java.lang.Object
implements java.lang.Comparable, java.io.Serializable

Class represting the special PushdownAutomata stack character $

See Also:
Serialized Form

Field Summary
static EmptyStack EMPTY_STACK
           
 
Method Summary
 int compareTo(java.lang.Object o)
           
 java.lang.String toString()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

EMPTY_STACK

public static final EmptyStack EMPTY_STACK
Method Detail

toString

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

compareTo

public int compareTo(java.lang.Object o)
Specified by:
compareTo in interface java.lang.Comparable