antlr.collections
Interface Stack

All Known Implementing Classes:
LList
public interface Stack

A simple stack definition; restrictive in that you cannot access arbitrary stack elements.

Method Summary
 int height()
           
 java.lang.Object pop()
           
 void push(java.lang.Object o)
           
 java.lang.Object top()
           
 

Method Detail

height

public int height()

pop

public java.lang.Object pop()
                     throws java.util.NoSuchElementException
Throws:
java.util.NoSuchElementException

push

public void push(java.lang.Object o)

top

public java.lang.Object top()
                     throws java.util.NoSuchElementException
Throws:
java.util.NoSuchElementException