org.honton.chas.url.extension.urlhandler

Class UrlStreamHandlerRegistry

java.lang.Object

org.honton.chas.url.extension.urlhandler.UrlStreamHandlerRegistry

All Implemented Interfaces:

URLStreamHandlerFactory

public class UrlStreamHandlerRegistry
extends Object
implements URLStreamHandlerFactory

A URLStreamHandlerFactory that allows registration of multiple schemes and service provider pattern

Constructor Summary

Constructors

Constructor and Description
UrlStreamHandlerRegistry()

Method Summary

Modifier and Type	Method and Description
URLStreamHandler	createURLStreamHandler(String scheme) Get or Create a URLStreamHandler for a scheme.
UrlStreamHandlerRegistry	factory(URLStreamHandlerFactory urlStreamHandlerFactory) Register a URLStreamHandlerFactory
void	providers() Register all URLStreamHandlerFactory found in META-INF/services/java.net.URLStreamHandlerFactory files.
static UrlStreamHandlerRegistry	register() Get the singleton instance of the registry/factory.

Methods inherited from class java.lang.Object

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

Constructor Detail

UrlStreamHandlerRegistry

public UrlStreamHandlerRegistry()

Method Detail

register

public static UrlStreamHandlerRegistry register()

Get the singleton instance of the registry/factory. This will also invoke URL.setURLStreamHandlerFactory and providers() on first call to this method.

Returns:

The register UrlStreamHandlerRegistry

providers

public void providers()

Register all URLStreamHandlerFactory found in META-INF/services/java.net.URLStreamHandlerFactory files.

factory

public UrlStreamHandlerRegistry factory(URLStreamHandlerFactory urlStreamHandlerFactory)

Register a URLStreamHandlerFactory

Parameters:

urlStreamHandlerFactory - A factory instance to register. The factory must produce thread-safe URLStreamHandlers.

createURLStreamHandler

public URLStreamHandler createURLStreamHandler(String scheme)

Get or Create a URLStreamHandler for a scheme. First check for a URLStreamHandler registered with the scheme, then query each registered for the schema.

Specified by:

createURLStreamHandler in interface URLStreamHandlerFactory

Parameters:

scheme - The scheme for the URLStreamHandler

Returns:

A thread-safe URLStreamHandler for the scheme or null