001/** 002 * 003 * Copyright 2016 Fernando Ramirez 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.muclight.provider; 018 019import java.util.HashMap; 020 021import org.jivesoftware.smack.provider.ExtensionElementProvider; 022import org.jivesoftware.smackx.muclight.MUCLightAffiliation; 023import org.jivesoftware.smackx.muclight.element.MUCLightElements.AffiliationsChangeExtension; 024import org.jxmpp.jid.Jid; 025import org.jxmpp.jid.impl.JidCreate; 026import org.xmlpull.v1.XmlPullParser; 027 028/** 029 * MUC Light Affiliations Change Provider class. 030 * 031 * @author Fernando Ramirez 032 * 033 */ 034public class MUCLightAffiliationsChangeProvider extends ExtensionElementProvider<AffiliationsChangeExtension> { 035 036 @Override 037 public AffiliationsChangeExtension parse(XmlPullParser parser, int initialDepth) throws Exception { 038 HashMap<Jid, MUCLightAffiliation> affiliations = new HashMap<>(); 039 String prevVersion = null; 040 String version = null; 041 042 outerloop: while (true) { 043 int eventType = parser.next(); 044 045 if (eventType == XmlPullParser.START_TAG) { 046 047 if (parser.getName().equals("prev-version")) { 048 prevVersion = parser.nextText(); 049 } 050 051 if (parser.getName().equals("version")) { 052 version = parser.nextText(); 053 } 054 055 if (parser.getName().equals("user")) { 056 MUCLightAffiliation mucLightAffiliation = MUCLightAffiliation 057 .fromString(parser.getAttributeValue("", "affiliation")); 058 Jid jid = JidCreate.from(parser.nextText()); 059 affiliations.put(jid, mucLightAffiliation); 060 } 061 062 } else if (eventType == XmlPullParser.END_TAG) { 063 if (parser.getDepth() == initialDepth) { 064 break outerloop; 065 } 066 } 067 } 068 069 return new AffiliationsChangeExtension(affiliations, prevVersion, version); 070 } 071 072}