org.ejtools.util
Class KeyLimitedStack

java.lang.Object
  |
  +--java.util.AbstractCollection
        |
        +--java.util.AbstractList
              |
              +--java.util.Vector
                    |
                    +--java.util.Stack
                          |
                          +--org.ejtools.util.LimitedStack
                                |
                                +--org.ejtools.util.KeyLimitedStack

All Implemented Interfaces:

java.lang.Cloneable, java.util.Collection, java.util.List, java.util.RandomAccess, java.io.Serializable

public class KeyLimitedStack

extends LimitedStack

Extension of the Limited Stack class, which doesn't allow duplicates.

Version:

$Revision: 1.7 $

Author:

Laurent Etiemble

See Also:

Serialized Form

Field Summary

Fields inherited from class org.ejtools.util.LimitedStack

maximumSize

Fields inherited from class java.util.Vector

capacityIncrement, elementCount, elementData

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

KeyLimitedStack()
Constructor for KeyLimitedStack.

KeyLimitedStack(int size)
Constructor for KeyLimitedStack.

Method Summary

java.lang.Object

push(java.lang.Object item) Overrides the push method to limit the number of elements and skip duplicates.

Methods inherited from class java.util.Stack

empty, peek, pop, search

Methods inherited from class java.util.Vector

add, add, addAll, addAll, addElement, capacity, clear, clone, contains, containsAll, copyInto, elementAt, elements, ensureCapacity, equals, firstElement, get, hashCode, indexOf, indexOf, insertElementAt, isEmpty, lastElement, lastIndexOf, lastIndexOf, remove, remove, removeAll, removeAllElements, removeElement, removeElementAt, removeRange, retainAll, set, setElementAt, setSize, size, subList, toArray, toArray, toString, trimToSize

Methods inherited from class java.util.AbstractList

iterator, listIterator, listIterator

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

iterator, listIterator, listIterator

Constructor Detail

KeyLimitedStack

public KeyLimitedStack()

Constructor for KeyLimitedStack.

KeyLimitedStack

public KeyLimitedStack(int size)

Constructor for KeyLimitedStack.

Parameters:

size -

Method Detail

push

public java.lang.Object push(java.lang.Object item)

Overrides the push method to limit the number of elements and skip duplicates.

Overrides:

push in class LimitedStack

Parameters:

item - Item to push onto the stack

Returns:

The item pushed