Package org.apache.sis.util.resources

Class Loader

java.lang.Object

java.util.ResourceBundle.Control

org.apache.sis.util.resources.Loader

final class Loader
extends ResourceBundle.Control

Controls the resource bundle loading. This class looks for .utf files rather than the Java default .class or .properties files.

Since:

0.3

Version:

0.3

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	EXTENSION	The filename extension of resource files, without leading dot.
private static final List<String>	FORMATS	The formats supported by this loader.
static final Loader	INSTANCE	The singleton instance of the Loader class.

Fields inherited from class java.util.ResourceBundle.Control

FORMAT_CLASS, FORMAT_DEFAULT, FORMAT_PROPERTIES, TTL_DONT_CACHE, TTL_NO_EXPIRATION_CONTROL

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Loader()	Creates the unique instance of the SIS resource bundle loader.

Method Summary

Modifier and Type	Method	Description
List<String>	getFormats(String baseName)	Returns the formats supported by this loader.
boolean	needsReload(String baseName, Locale locale, String format, ClassLoader loader, ResourceBundle bundle, long loadTime)	Returns false in all cases, since our implementation never needs reload.
ResourceBundle	newBundle(String baseName, Locale locale, String format, ClassLoader loader, boolean reload)	Instantiates a new resource bundle.

Methods inherited from class java.util.ResourceBundle.Control

getCandidateLocales, getControl, getFallbackLocale, getNoFallbackControl, getTimeToLive, toBundleName, toResourceName

Methods inherited from class java.lang.Object

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

Field Details

EXTENSION

private static final String EXTENSION

The filename extension of resource files, without leading dot.

See Also:

• Constant Field Values

FORMATS

private static final List<String> FORMATS

The formats supported by this loader.

INSTANCE

public static final Loader INSTANCE

The singleton instance of the Loader class.

Constructor Details

Loader

private Loader()

Creates the unique instance of the SIS resource bundle loader.

Method Details

getFormats

public List<String> getFormats(String baseName)

Returns the formats supported by this loader. The only supported format is "apache-sis.utf".

Overrides:

getFormats in class ResourceBundle.Control

Parameters:

baseName - ignored.

Returns:

the supported formats.

needsReload

public boolean needsReload(String baseName,
 Locale locale,
 String format,
 ClassLoader loader,
 ResourceBundle bundle,
 long loadTime)

Returns false in all cases, since our implementation never needs reload.

Overrides:

needsReload in class ResourceBundle.Control

newBundle

public ResourceBundle newBundle(String baseName,
 Locale locale,
 String format,
 ClassLoader loader,
 boolean reload)
                         throws IllegalAccessException,
InstantiationException,
IOException

Instantiates a new resource bundle.

Overrides:

newBundle in class ResourceBundle.Control

Parameters:

baseName - the fully qualified name of the base resource bundle.

locale - the locale for which the resource bundle should be instantiated.

format - ignored since this loader supports only one format.

loader - the class loader to use.

reload - ignored since this loader does not support resource expiration.

Returns:

the resource bundle instance, or null if none could be found.

Throws:

IllegalAccessException

InstantiationException

IOException