org.openorb.util
Class CurrentStack

java.lang.Object
  org.openorb.util.CurrentStack

public class CurrentStack

extends java.lang.Object

Implementation for current objects. Each push call should allways have a corresponding pop.

Version:

$Revision: 1.1 $ $Date: 2000/12/28 22:52:47 $

Author:

Chris Wood <wood@intalio.com>

Constructor Summary

CurrentStack()

Method Summary

java.lang.Object	peek() Get current data.
java.lang.Object	pop() Remove data from current.
void	push(java.lang.Object obj) Setup current data.
java.lang.Object	set(java.lang.Object obj) Replace current data.

Methods inherited from class java.lang.Object

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

Constructor Detail

CurrentStack

public CurrentStack()

Method Detail

peek

public java.lang.Object peek()

Get current data.

Throws:

java.util.NoSuchElementException - If the current stack is empty.

push

public void push(java.lang.Object obj)

Setup current data. Every push call should have a corresponding pop call.

Parameters:

obj - object to put on the current stack.

pop

public java.lang.Object pop()

Remove data from current. Associated with a push call.

Throws:

java.util.NoSuchElementException - If the current stack is empty.

set

public java.lang.Object set(java.lang.Object obj)

Replace current data.

Parameters:

obj - object to replace the current object.

Throws:

java.util.NoSuchElementException - If the current stack is empty.