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Class VisiModel.FIFO 

java.lang.Object
   |
   +----VisiModel.FIFO
public class FIFO
extends Object
Implements a first-in-first-out (FIFO) list of objects.

Version:
$Revision: 1.8 $, $Date: 2000/10/12 14:09:12 $
Author:
Mike Spengler, Joseph Thomas

Variable Index

o count
The number of components in the FIFO.
o maxcount
The high-water mark of components in the FIFO.
o name
A name identifying the creator of this queue.
o queue
Internal fifo list XXX for performance we should convert to a non-Vector implementation

Constructor Index

o FIFO()
Class constructor.
o FIFO(String)
Class constructor.

Method Index

o delete(Object)
o dequeue()
Removes and returns the first object in this FIFO.
o drain()
Removes all objects in this FIFO.
o elementAt(int)
o enqueue(Object)
Adds the specified object to the end of this FIFO.
o getQueueIteration()
o size()
Gets the number of objects in this FIFO.

Variables

o queue 
 private VectorIter queue
Internal fifo list XXX for performance we should convert to a non-Vector implementation

o name 
 private String name
A name identifying the creator of this queue.

o count 
 private int count
The number of components in the FIFO.

o maxcount 
 private int maxcount
The high-water mark of components in the FIFO.

Constructors

o FIFO 
 public FIFO(String name)
Class constructor.

o FIFO 
 public FIFO()
Class constructor.

Methods

o enqueue 
 public synchronized void enqueue(Object o)
Adds the specified object to the end of this FIFO.

Parameters:
o - the object to be placed at the end of the FIFO
o dequeue 
 public synchronized Object dequeue() throws NoSuchElementException
Removes and returns the first object in this FIFO.

Returns:
the first component in this FIFO
o drain 
 public synchronized void drain()
Removes all objects in this FIFO.

o size 
 public int size()
Gets the number of objects in this FIFO.

Returns:
the number of object in this FIFO
o getQueueIteration 
 public synchronized VIteration getQueueIteration()
o delete 
 public synchronized void delete(Object o)
o elementAt 
 public Object elementAt(int idx)

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