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.mam.provider; 018 019import java.io.IOException; 020 021import org.jivesoftware.smack.packet.XmlEnvironment; 022import org.jivesoftware.smack.parsing.SmackParsingException; 023import org.jivesoftware.smack.provider.IQProvider; 024import org.jivesoftware.smack.xml.XmlPullParser; 025import org.jivesoftware.smack.xml.XmlPullParserException; 026 027import org.jivesoftware.smackx.mam.element.MamElementFactory; 028import org.jivesoftware.smackx.mam.element.MamQueryIQ; 029import org.jivesoftware.smackx.xdata.packet.DataForm; 030import org.jivesoftware.smackx.xdata.provider.DataFormProvider; 031 032/** 033 * MAM Query IQ Provider class. 034 * 035 * @see <a href="http://xmpp.org/extensions/xep-0313.html">XEP-0313: Message 036 * Archive Management</a> 037 * @author Fernando Ramirez 038 * 039 */ 040public class MamQueryIQProvider extends IQProvider<MamQueryIQ> { 041 042 @Override 043 public MamQueryIQ parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment) 044 throws XmlPullParserException, IOException, SmackParsingException { 045 MamElementFactory elementFactory = MamElementFactory.forParser(parser); 046 DataForm dataForm = null; 047 String queryId = parser.getAttributeValue("", "queryid"); 048 String node = parser.getAttributeValue("", "node"); 049 050 outerloop: while (true) { 051 final XmlPullParser.Event eventType = parser.next(); 052 053 switch (eventType) { 054 case START_ELEMENT: 055 final String name = parser.getName(); 056 switch (name) { 057 case DataForm.ELEMENT: 058 dataForm = DataFormProvider.INSTANCE.parse(parser); 059 break; 060 } 061 break; 062 case END_ELEMENT: 063 if (parser.getDepth() == initialDepth) { 064 break outerloop; 065 } 066 break; 067 default: 068 // Catch all for incomplete switch (MissingCasesInEnumSwitch) statement. 069 break; 070 } 071 } 072 073 return elementFactory.newQueryIQ(queryId, node, dataForm); 074 } 075 076}