/*
* Copyright (C) 2005-2008 Jive Software. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.openfire.disco;
import org.dom4j.Element;
import org.xmpp.packet.JID;
import java.util.Iterator;
/**
* <p>
* A <code>UserItemsProvider</code> is responsible for providing the items associated with a user
* that are to be discovered during a disco#items query sent to the user.
* </p>
*
* <p>
* Examples of when a <code>UserItemsProvider</code> is used include:
* </p>
* <ul>
* <li>For discovering PEP items of a user.</li>
* <li>For discovering available resources of a user.</li>
* </ul>
*
* @author Armando Jagucki
*/
public interface UserItemsProvider {
/**
* Returns an Iterator (of Element) with the target entity's items or null if none. Each Element
* must include a JID attribute and may include the name and node attributes of the entity. In
* case that the sender of the disco request is not authorized to discover items an
* UnauthorizedException will be thrown.
*
* @param name the recipient JID's name.
* @param senderJID the XMPPAddress of user that sent the disco items request.
* @return an Iterator (of Element) with the target entity's items or null if none.
*/
Iterator<Element> getUserItems( String name, JID senderJID );
}