org.jivesoftware.openfire.pubsub.models
Class AccessModel

java.lang.Object
  org.jivesoftware.openfire.pubsub.models.AccessModel

Direct Known Subclasses:

AuthorizeAccess, OpenAccess, PresenceAccess, RosterAccess, WhitelistAccess

public abstract class AccessModel
extends Object

Policy that defines who is allowed to subscribe and retrieve items.

Author:

Matt Tucker

Field Summary

static AccessModel	authorize
static AccessModel	open
static AccessModel	presence
static AccessModel	roster
static AccessModel	whitelist

Constructor Summary

AccessModel()

Method Summary

abstract boolean	canAccessItems(Node node, JID owner, JID subscriber) Returns true if the entity is allowed to get the node published items.
abstract boolean	canSubscribe(Node node, JID owner, JID subscriber) Returns true if the entity is allowed to subscribe to the specified node.
abstract String	getName() Returns the name as defined by the JEP-60 spec.
abstract PacketError.Condition	getSubsriptionError() Returns the error condition that should be returned to the subscriber when subscription is not allowed.
abstract org.dom4j.Element	getSubsriptionErrorDetail() Returns the error element that should be returned to the subscriber as error detail when subscription is not allowed.
abstract boolean	isAuthorizationRequired() Returns true if the new subscription should be authorized by a node owner.
static AccessModel	valueOf(String name) Returns the specific subclass of AccessModel as specified by the access model name.

Methods inherited from class java.lang.Object

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

Field Detail

whitelist

public static final AccessModel whitelist

open

public static final AccessModel open

authorize

public static final AccessModel authorize

presence

public static final AccessModel presence

roster

public static final AccessModel roster

Constructor Detail

AccessModel

public AccessModel()

Method Detail

valueOf

public static AccessModel valueOf(String name)

Returns the specific subclass of AccessModel as specified by the access model name. If an unknown name is specified then an IllegalArgumentException is going to be thrown.

Parameters:

name - the name of the subsclass.

Returns:

the specific subclass of AccessModel as specified by the access model name.

getName

public abstract String getName()

Returns the name as defined by the JEP-60 spec.

Returns:

the name as defined by the JEP-60 spec.

canSubscribe

public abstract boolean canSubscribe(Node node,
                                     JID owner,
                                     JID subscriber)

Returns true if the entity is allowed to subscribe to the specified node.

Parameters:

node - the node that the subscriber is trying to subscribe to.

owner - the JID of the owner of the subscription.

subscriber - the JID of the subscriber.

Returns:

true if the subscriber is allowed to subscribe to the specified node.

canAccessItems

public abstract boolean canAccessItems(Node node,
                                       JID owner,
                                       JID subscriber)

Returns true if the entity is allowed to get the node published items.

Parameters:

node - the node that the entity is trying to get the node's items.

owner - the JID of the owner of the subscription.

subscriber - the JID of the subscriber.

Returns:

true if the subscriber is allowed to get the node's published items.

getSubsriptionError

public abstract PacketError.Condition getSubsriptionError()

Returns the error condition that should be returned to the subscriber when subscription is not allowed.

Returns:

the error condition that should be returned to the subscriber when subscription is not allowed.

getSubsriptionErrorDetail

public abstract org.dom4j.Element getSubsriptionErrorDetail()

Returns the error element that should be returned to the subscriber as error detail when subscription is not allowed. The returned element is created each time this message is sent so it is safe to include the returned element in the parent element.

Returns:

the error element that should be returned to the subscriber as error detail when subscription is not allowed.

isAuthorizationRequired

public abstract boolean isAuthorizationRequired()

Returns true if the new subscription should be authorized by a node owner.

Returns:

true if the new subscription should be authorized by a node owner.