org.gridbus.broker.util
Class TokenStack

java.lang.Object
  org.gridbus.broker.util.TokenStack

public class TokenStack

extends java.lang.Object

This class has utility methods for storing tokens of strings in a stack

Author:

Srikumar Venugopal (srikumar@cs.mu.oz.au)

Constructor Summary

TokenStack()
Constructor for TokenStack.

Method Summary

boolean	isEmpty() Returns whether the stack is empty or not
java.lang.String	pop() Returns a string popped off the top of the stack
void	push(java.lang.String token) Pushes a string token onto the stack
int	size() Returns the size of the stack

Methods inherited from class java.lang.Object

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

Constructor Detail

TokenStack

public TokenStack()

Constructor for TokenStack.

Method Detail

push

public void push(java.lang.String token)

Pushes a string token onto the stack

Parameters:

token -

pop

public java.lang.String pop()

Returns a string popped off the top of the stack

Returns:

string at the top of the stack

isEmpty

public boolean isEmpty()

Returns whether the stack is empty or not

Returns:

true if the stack is empty

size

public int size()

Returns the size of the stack

Returns:

stack size