org.ejtools.util
Class LimitedStack

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

All Implemented Interfaces:

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

Direct Known Subclasses:

KeyLimitedStack

public class LimitedStack

extends java.util.Stack

Extension of the Stack class, which has a limited depth (FIFO stack). This class doesn't allow duplicates.

Version:

$Revision: 1.7 $

Author:

Laurent Etiemble

See Also:

Serialized Form

Field Summary

protected int

maximumSize Maximum number elements allowed in the stack

Fields inherited from class java.util.Vector

capacityIncrement, elementCount, elementData

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

LimitedStack()
Constructor for the LimitedStack object

LimitedStack(int size)
Constructor for the LimitedStack object

Method Summary

java.lang.Object

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

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

Field Detail

maximumSize

protected int maximumSize

Maximum number elements allowed in the stack

Constructor Detail

LimitedStack

public LimitedStack()

Constructor for the LimitedStack object

LimitedStack

public LimitedStack(int size)

Constructor for the LimitedStack object

Parameters:

size - Depth size of the stack

Method Detail

push

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

Overrides the push method to limit the number of elements.

Overrides:

push in class java.util.Stack

Parameters:

item - Item to push onto the stack

Returns:

The item pushed