org.apache.lenya.ac.impl
Class AbstractAccessControllerResolver

java.lang.Object
  org.apache.avalon.framework.logger.AbstractLogEnabled
      org.apache.lenya.ac.impl.AbstractAccessControllerResolver

All Implemented Interfaces:

org.apache.avalon.framework.component.Component, org.apache.avalon.framework.logger.LogEnabled, org.apache.avalon.framework.service.Serviceable, org.apache.avalon.framework.thread.ThreadSafe, AccessControllerResolver

Direct Known Subclasses:

ComposableAccessControllerResolver, ConfigurableAccessControllerResolver, PublicationAccessControllerResolver

public abstract class AbstractAccessControllerResolver
extends org.apache.avalon.framework.logger.AbstractLogEnabled
implements AccessControllerResolver, org.apache.avalon.framework.service.Serviceable, org.apache.avalon.framework.thread.ThreadSafe

Abstract implementation for access controller resolvers.

Version:

$Id: AbstractAccessControllerResolver.java 473841 2006-11-12 00:46:38Z gregor $

Field Summary

protected static int

CAPACITY

Fields inherited from interface org.apache.lenya.ac.AccessControllerResolver

DEFAULT_RESOLVER, ROLE

Constructor Summary

AbstractAccessControllerResolver()

Method Summary

protected abstract AccessController	doResolveAccessController(java.lang.String webappUrl) The actual resolving method.
protected java.lang.Object	generateCacheKey(java.lang.String webappUrl, org.apache.excalibur.source.SourceResolver resolver) Generates a cache key for the access controller.
org.apache.avalon.framework.service.ServiceManager	getManager() Returns the service manager of this Serviceable.
void	release(AccessController controller) Releases a resolved access controller.
AccessController	resolveAccessController(java.lang.String webappUrl) Resolves an access controller for a certain URL.
void	service(org.apache.avalon.framework.service.ServiceManager manager)

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Field Detail

CAPACITY

protected static final int CAPACITY

See Also:

Constant Field Values

Constructor Detail

AbstractAccessControllerResolver

public AbstractAccessControllerResolver()

Method Detail

resolveAccessController

public AccessController resolveAccessController(java.lang.String webappUrl)
                                         throws AccessControlException

Description copied from interface: AccessControllerResolver

Resolves an access controller for a certain URL.

Specified by:

resolveAccessController in interface AccessControllerResolver

Parameters:

webappUrl - The URL within the web application (without context prefix).

Returns:

An access controller or null if no controller could be resolved.

Throws:

AccessControlException - when something went wrong.

See Also:

AccessControllerResolver.resolveAccessController(java.lang.String)

generateCacheKey

protected java.lang.Object generateCacheKey(java.lang.String webappUrl,
                                            org.apache.excalibur.source.SourceResolver resolver)
                                     throws AccessControlException

Generates a cache key for the access controller.

Parameters:

webappUrl - The webapp URL.

resolver - The source resolver.

Returns:

An object.

Throws:

AccessControlException - when something went wrong.

doResolveAccessController

protected abstract AccessController doResolveAccessController(java.lang.String webappUrl)
                                                       throws AccessControlException

The actual resolving method.

Parameters:

webappUrl - The URL within the web application.

Returns:

An access controller.

Throws:

AccessControlException - when something went wrong.

release

public void release(AccessController controller)

Description copied from interface: AccessControllerResolver

Releases a resolved access controller.

Specified by:

release in interface AccessControllerResolver

Parameters:

controller - The access controller to release.

See Also:

AccessControllerResolver.release(org.apache.lenya.ac.AccessController)

service

public void service(org.apache.avalon.framework.service.ServiceManager manager)
             throws org.apache.avalon.framework.service.ServiceException

Specified by:

service in interface org.apache.avalon.framework.service.Serviceable

Throws:

org.apache.avalon.framework.service.ServiceException

See Also:

Serviceable.service(org.apache.avalon.framework.service.ServiceManager)

getManager

public org.apache.avalon.framework.service.ServiceManager getManager()

Returns the service manager of this Serviceable.

Returns:

A service manager.