org.apache.xml.security.utils.resolver

Class ResourceResolverSpi

java.lang.Object

org.apache.xml.security.utils.resolver.ResourceResolverSpi

Direct Known Subclasses:

ResolverAnonymous, ResolverDirectHTTP, ResolverFragment, ResolverLocalFilesystem, ResolverXPointer

public abstract class ResourceResolverSpi
extends Object

During reference validation, we have to retrieve resources from somewhere. Extensions of this class must be thread-safe.

Constructor Summary

Constructors

Constructor and Description
ResourceResolverSpi()

Method Summary

Modifier and Type	Method and Description
abstract boolean	engineCanResolveURI(ResourceResolverContext context) This method helps the ResourceResolver to decide whether a ResourceResolverSpi is able to perform the requested action.
abstract XMLSignatureInput	engineResolveURI(ResourceResolverContext context) This is the workhorse method used to resolve resources.

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceResolverSpi

public ResourceResolverSpi()

Method Detail

engineResolveURI

public abstract XMLSignatureInput engineResolveURI(ResourceResolverContext context)
                                            throws ResourceResolverException

This is the workhorse method used to resolve resources.

Parameters:

context - Context to use to resolve resources.

Returns:

the resource wrapped around a XMLSignatureInput

Throws:

ResourceResolverException

engineCanResolveURI

public abstract boolean engineCanResolveURI(ResourceResolverContext context)

This method helps the ResourceResolver to decide whether a ResourceResolverSpi is able to perform the requested action.

Parameters:

context - Context in which to do resolution.

Returns:

true if the engine can resolve the uri