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.bytestreams.ibb.provider;
018
019import java.io.IOException;
020
021import org.jivesoftware.smack.SmackException;
022import org.jivesoftware.smackx.bytestreams.ibb.packet.Data;
023import org.jivesoftware.smackx.bytestreams.ibb.packet.DataPacketExtension;
024import org.xmlpull.v1.XmlPullParser;
025import org.xmlpull.v1.XmlPullParserException;
026
027/**
028 * Parses an In-Band Bytestream data stanza(/packet) which can be a stanza(/packet) extension of
029 * either an IQ stanza or a message stanza.
030 * 
031 * @author Henning Staib
032 */
033public class DataPacketProvider {
034
035    public static class IQProvider extends org.jivesoftware.smack.provider.IQProvider<Data> {
036
037        private static final PacketExtensionProvider packetExtensionProvider = new PacketExtensionProvider();
038
039        @Override
040        public Data parse(XmlPullParser parser, int initialDepth)
041                        throws XmlPullParserException, IOException,
042                        SmackException {
043            DataPacketExtension data = packetExtensionProvider.parse(parser);
044            Data iq = new Data(data);
045            return iq;
046        }
047    }
048
049    public static class PacketExtensionProvider extends org.jivesoftware.smack.provider.ExtensionElementProvider<DataPacketExtension> {
050
051        @Override
052        public DataPacketExtension parse(XmlPullParser parser,
053                        int initialDepth) throws XmlPullParserException,
054                        IOException {
055            String sessionID = parser.getAttributeValue("", "sid");
056            long seq = Long.parseLong(parser.getAttributeValue("", "seq"));
057            String data = parser.nextText();
058            return new DataPacketExtension(sessionID, seq, data);
059        }
060
061    }
062}