org.apache.excalibur.event.impl
Class FixedSizeQueue

java.lang.Object
  org.apache.excalibur.event.impl.AbstractQueue
      org.apache.excalibur.event.impl.FixedSizeQueue

All Implemented Interfaces:

Queue, Sink, Source

Deprecated. Use the DefaultQueue as it properly supports the EnqueuePredicates

public final class FixedSizeQueue
extends AbstractQueue

An implementation of the Queue that has a fixed size. Once the maximum number of elements are set, this Queue cannot be changed.

Author:

Avalon Development Team

Field Summary

protected int

m_reserve Deprecated.

Fields inherited from class org.apache.excalibur.event.impl.AbstractQueue

EMPTY_ARRAY, m_interceptor, m_predicate, m_timeout

Fields inherited from interface org.apache.excalibur.event.Queue

ROLE

Constructor Summary

FixedSizeQueue(int size)
Deprecated. Create a FixedSizedQueue with the specified maximum size.

Method Summary

Object	dequeue() Deprecated.
Object[]	dequeue(int numElements) Deprecated.
Object[]	dequeueAll() Deprecated.
void	enqueue(Object element) Deprecated.
void	enqueue(Object[] elements) Deprecated.
int	maxSize() Deprecated. Default maxSize to -1 which is unbounded
PreparedEnqueue	prepareEnqueue(Object[] elements) Deprecated.
int	size() Deprecated.
boolean	tryEnqueue(Object element) Deprecated.

Methods inherited from class org.apache.excalibur.event.impl.AbstractQueue

block, canAccept, getDequeueInterceptor, getEnqueuePredicate, isFull, setDequeueInterceptor, setEnqueuePredicate, setTimeout

Methods inherited from class java.lang.Object

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

Field Detail

m_reserve

protected int m_reserve

Deprecated.

Constructor Detail

FixedSizeQueue

public FixedSizeQueue(int size)

Deprecated.

Create a FixedSizedQueue with the specified maximum size. The maximum size must be 1 or more.

Parameters:

size - The maximum number of events the Queue can handle

Method Detail

size

public int size()

Deprecated.

maxSize

public int maxSize()

Deprecated.

Description copied from class: AbstractQueue

Default maxSize to -1 which is unbounded

Specified by:

maxSize in interface Sink

Overrides:

maxSize in class AbstractQueue

Returns:

the maximum number of elements

prepareEnqueue

public PreparedEnqueue prepareEnqueue(Object[] elements)
                               throws SinkException

Deprecated.

Throws:

SinkException

tryEnqueue

public boolean tryEnqueue(Object element)

Deprecated.

enqueue

public void enqueue(Object[] elements)
             throws SinkException

Deprecated.

Throws:

SinkException

enqueue

public void enqueue(Object element)
             throws SinkException

Deprecated.

Throws:

SinkException

dequeue

public Object[] dequeue(int numElements)

Deprecated.

dequeueAll

public Object[] dequeueAll()

Deprecated.

dequeue

public Object dequeue()

Deprecated.