## org.springframework.context.support
Class MessageSourceResourceBundle

    java.lang.Object
      java.util.ResourceBundle
          org.springframework.context.support.MessageSourceResourceBundle

    public class MessageSourceResourceBundle

extends ResourceBundle

Helper class that allows for accessing a Spring `MessageSource` as a `ResourceBundle`. Used for example to expose a Spring MessageSource to JSTL web views.

Since:
  27.02.2003
Author:
  Juergen Hoeller
See Also:
  `MessageSource`, `ResourceBundle`, `JstlUtils.exposeLocalizationContext(javax.servlet.http.HttpServletRequest, org.springframework.context.MessageSource)`

Nested Class Summary

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

Field Summary

Fields inherited from class java.util.ResourceBundle
`parent`

Constructor Summary
`MessageSourceResourceBundle(MessageSource source, Locale locale)` Create a new MessageSourceResourceBundle for the given MessageSource and Locale.
`MessageSourceResourceBundle(MessageSource source, Locale locale, ResourceBundle parent)` Create a new MessageSourceResourceBundle for the given MessageSource and Locale.

Method Summary
`Enumeration<String>` `getKeys()` This implementation returns `null`, as a MessageSource does not allow for enumerating the defined message codes.
`Locale` `getLocale()` This implementation exposes the specified Locale for introspection through the standard `ResourceBundle.getLocale()` method.
`protected Object` `handleGetObject(String code)` This implementation resolves the code in the MessageSource.

Methods inherited from class java.util.ResourceBundle
`clearCache, clearCache, containsKey, getBundle, getBundle, getBundle, getBundle, getBundle, getBundle, getObject, getString, getStringArray, handleKeySet, keySet, setParent`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### MessageSourceResourceBundle

    public MessageSourceResourceBundle(MessageSource source,
                                       Locale locale)

  Create a new MessageSourceResourceBundle for the given MessageSource and Locale.

  Parameters:
    `source` - the MessageSource to retrieve messages from
    `locale` - the Locale to retrieve messages for

### MessageSourceResourceBundle

    public MessageSourceResourceBundle(MessageSource source,
                                       Locale locale,
                                       ResourceBundle parent)

  Create a new MessageSourceResourceBundle for the given MessageSource and Locale.

  Parameters:
    `source` - the MessageSource to retrieve messages from
    `locale` - the Locale to retrieve messages for
    `parent` - the parent ResourceBundle to delegate to if no local message found

Method Detail

### handleGetObject

    protected Object handleGetObject(String code)

  This implementation resolves the code in the MessageSource. Returns `null` if the message could not be resolved.

  Specified by:
    `handleGetObject` in class `ResourceBundle`

### getKeys

    public Enumeration<String> getKeys()

  This implementation returns `null`, as a MessageSource does not allow for enumerating the defined message codes.

  Specified by:
    `getKeys` in class `ResourceBundle`

### getLocale

    public Locale getLocale()

  This implementation exposes the specified Locale for introspection through the standard `ResourceBundle.getLocale()` method.

  Overrides:
    `getLocale` in class `ResourceBundle`