001/**
002 *
003 * Copyright the original author or authors
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.jivesoftware.smackx.pubsub;
018
019/**
020 * This enumeration represents the access models for the PubSub node
021 * as defined in the PubSub specification section <a href="http://xmpp.org/extensions/xep-0060.html#registrar-formtypes-config">16.4.3</a>.
022 *
023 * @author Robin Collier
024 */
025public enum AccessModel {
026
027    /** Anyone may subscribe and retrieve items.     */
028    open,
029
030    /** Subscription request must be approved and only subscribers may retrieve items. */
031    authorize,
032
033    /** Anyone with a presence subscription of both or from may subscribe and retrieve items. */
034    presence,
035
036    /** Anyone in the specified roster group(s) may subscribe and retrieve items. */
037    roster,
038
039    /** Only those on a whitelist may subscribe and retrieve items. */
040    whitelist;
041}