org.apache.directory.api.util

Class EmptyEnumeration<T>

java.lang.Object

org.apache.directory.api.util.EmptyEnumeration<T>

Type Parameters:

T - The element in the enumeration

All Implemented Interfaces:

Enumeration<T>, NamingEnumeration<T>

public class EmptyEnumeration<T>
extends Object
implements NamingEnumeration<T>

An empty NamingEnumeration without any values: meaning hasMore/hasMoreElements() always returns false, and next/nextElement() always throws a NoSuchElementException.

Author:

Apache Directory Project

Constructor Summary

Constructors

Constructor and Description
EmptyEnumeration()

Method Summary

Modifier and Type	Method and Description
void	close()
boolean	hasMore() Always returns false.
boolean	hasMoreElements() Always return false.
T	next() Always throws NoSuchElementException.
T	nextElement() Always throws NoSuchElementException.

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyEnumeration

public EmptyEnumeration()

Method Detail

close

public void close()

Specified by:

close in interface NamingEnumeration<T>

See Also:

NamingEnumeration.close()

hasMore

public boolean hasMore()
                throws NamingException

Always returns false.

Specified by:

hasMore in interface NamingEnumeration<T>

Throws:

NamingException

See Also:

NamingEnumeration.hasMore()

next

public T next()
       throws NamingException

Always throws NoSuchElementException.

Specified by:

next in interface NamingEnumeration<T>

Throws:

NamingException

See Also:

NamingEnumeration.next()

hasMoreElements

public boolean hasMoreElements()

Always return false.

Specified by:

hasMoreElements in interface Enumeration<T>

See Also:

Enumeration.hasMoreElements()

nextElement

public T nextElement()

Always throws NoSuchElementException.

Specified by:

nextElement in interface Enumeration<T>

See Also:

Enumeration.nextElement()