Package org.springframework.extensions.webscripts

Class ModuleBundleSentinel

java.lang.Object

java.util.ResourceBundle

org.springframework.extensions.webscripts.ModuleBundleSentinel

public class ModuleBundleSentinel
extends ResourceBundle

This class has been created for use the AbstractWebScript when retrieving ResourceBundle instances provided by extension modules. Because it is not mandatory for a module to provide a bundle it is quite possible that a search will return no value. In order to prevent repeatedly searching unsuccessfully for the same file this singleton object should be cached instead. in caches to indicate

Author:

David Draper

Nested Class Summary

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

ResourceBundle.Control

Field Summary

Fields inherited from class java.util.ResourceBundle

parent

Method Summary

Modifier and Type	Method	Description
static ModuleBundleSentinel	getInstance()	Retrieves the singleton instance and creates it if it does not exist.
Enumeration<String>	getKeys()	Implemented to fulfil the abstract superclass contract.
protected Object	handleGetObject(String key)	Implemented to fulfil the abstract superclass contract.

Methods inherited from class java.util.ResourceBundle

clearCache, clearCache, containsKey, getBaseBundleName, getBundle, getBundle, 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 Details

getInstance

public static ModuleBundleSentinel getInstance()

Retrieves the singleton instance and creates it if it does not exist.

This has been changed to use our ModuleBundleSentinelLoader, to make the singleton instance creation thread safe.

Returns:

The singleton instance.

handleGetObject

protected Object handleGetObject(String key)

Implemented to fulfil the abstract superclass contract.

Specified by:

handleGetObject in class ResourceBundle

Returns:

null

getKeys

public Enumeration<String> getKeys()

Implemented to fulfil the abstract superclass contract.

Specified by:

getKeys in class ResourceBundle

Returns:

null