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.provider; 018 019import org.jivesoftware.smack.SmackException; 020import org.jivesoftware.smack.provider.ExtensionElementProvider; 021import org.jivesoftware.smack.util.ParserUtils; 022 023import org.jivesoftware.smackx.pubsub.Affiliation; 024import org.jivesoftware.smackx.pubsub.Affiliation.AffiliationNamespace; 025 026import org.jxmpp.jid.BareJid; 027import org.xmlpull.v1.XmlPullParser; 028 029/** 030 * Parses the affiliation element out of the reply stanza from the server 031 * as specified in the <a href="http://xmpp.org/extensions/xep-0060.html#schemas-pubsub">affiliation schema</a>. 032 * 033 * @author Robin Collier 034 */ 035public class AffiliationProvider extends ExtensionElementProvider<Affiliation> { 036 037 @Override 038 public Affiliation parse(XmlPullParser parser, int initialDepth) 039 throws Exception { 040 String node = parser.getAttributeValue(null, "node"); 041 BareJid jid = ParserUtils.getBareJidAttribute(parser); 042 String namespaceString = parser.getNamespace(); 043 AffiliationNamespace namespace = AffiliationNamespace.fromXmlns(namespaceString); 044 045 String affiliationString = parser.getAttributeValue(null, "affiliation"); 046 Affiliation.Type affiliationType = null; 047 if (affiliationString != null) { 048 affiliationType = Affiliation.Type.valueOf(affiliationString); 049 } 050 Affiliation affiliation; 051 if (node != null && jid == null) { 052 // affiliationType may be empty 053 affiliation = new Affiliation(node, affiliationType, namespace); 054 } 055 else if (node == null && jid != null) { 056 affiliation = new Affiliation(jid, affiliationType, namespace); 057 } 058 else { 059 throw new SmackException("Invalid affililation. Either one of 'node' or 'jid' must be set" 060 + ". Node: " + node 061 + ". Jid: " + jid 062 + '.'); 063 } 064 return affiliation; 065 } 066 067}