org.openide.util.enum
Class QueueEnumeration

java.lang.Object
  |
  +--org.openide.util.enum.QueueEnumeration

All Implemented Interfaces:

Enumeration

public class QueueEnumeration

extends Object

implements Enumeration

Enumeration that represents a queue. It allows by redefining method process each outputed object to add other to the end of queue of waiting objects by a call to put.

Constructor Summary

QueueEnumeration()

Method Summary

boolean	hasMoreElements() Is there any next object?
Object	nextElement()
protected void	process(Object o) Processes object before it is returned from nextElement method.
void	put(Object o) Put adds new object to the end of queue.
void	put(Object[] arr) Adds array of objects into the queue.

Methods inherited from class java.lang.Object

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

Constructor Detail

QueueEnumeration

public QueueEnumeration()

Method Detail

process

protected void process(Object o)

Processes object before it is returned from nextElement method. This method allows to add other object to the end of the queue by a call to put method. This implementation does nothing.

Parameters:

o - the object to be processed

See Also:

put(java.lang.Object)

put

public void put(Object o)

Put adds new object to the end of queue.

Parameters:

o - the object to add

put

public void put(Object[] arr)

Adds array of objects into the queue.

Parameters:

arr - array of objects to put into the queue

hasMoreElements

public boolean hasMoreElements()

Is there any next object?

Specified by:

hasMoreElements in interface Enumeration

Returns:

true if there is next object, false otherwise

nextElement

public Object nextElement()

Specified by:

nextElement in interface Enumeration

Returns:

next object in enumeration

Throws:

NoSuchElementException - if there is no next object