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oracle.javatools.util
Class NullResourceBundle

java.lang.Object
java.util.ResourceBundle
oracle.javatools.util.NullResourceBundle

All Implemented Interfaces:

java.util.Enumeration

public final class NullResourceBundle

extends java.util.ResourceBundle

implements java.util.Enumeration

A resource bundle which has no elements.

Nested Class Summary

Nested classes/interfaces inherited from class java.util.ResourceBundle

java.util.ResourceBundle.Control

Field Summary

Fields inherited from class java.util.ResourceBundle

parent

Method Summary

java.util.Enumeration	getKeys() Returns an enumeration of the keys.
protected java.lang.Object	handleGetObject(java.lang.String key) Gets an object for the given key from this resource bundle.
boolean	hasMoreElements() Tests if this enumeration contains more elements.
static NullResourceBundle	instance()
java.lang.Object	nextElement() Returns the next element of this enumeration if this enumeration object has at least one more element to provide.

Methods inherited from class java.util.ResourceBundle

clearCache, clearCache, containsKey, getBundle, getBundle, getBundle, getBundle, getBundle, getBundle, getLocale, getObject, getString, getStringArray, handleKeySet, keySet, setParent

Methods inherited from class java.lang.Object

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

Method Detail

instance

public static NullResourceBundle instance()

handleGetObject

protected java.lang.Object handleGetObject(java.lang.String key)

Gets an object for the given key from this resource bundle. Returns null if this resource bundle does not contain an object for the given key.

Specified by:

handleGetObject in class java.util.ResourceBundle

Parameters:

key - the key for the desired object

Returns:

the object for the given key, or null

Throws:

java.lang.NullPointerException - if key is null

getKeys

public java.util.Enumeration getKeys()

Returns an enumeration of the keys.

Specified by:

getKeys in class java.util.ResourceBundle

hasMoreElements

public boolean hasMoreElements()

Tests if this enumeration contains more elements.

Specified by:

hasMoreElements in interface java.util.Enumeration

Returns:

true if and only if this enumeration object contains at least one more element to provide; false otherwise.

nextElement

public java.lang.Object nextElement()

Returns the next element of this enumeration if this enumeration object has at least one more element to provide.

Specified by:

nextElement in interface java.util.Enumeration

Returns:

the next element of this enumeration.

Throws:

java.util.NoSuchElementException - if no more elements exist.

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