001/**
002 *
003 * Copyright 2017 Florian Schmaus
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.bob.provider;
018
019import org.jivesoftware.smack.provider.IQProvider;
020import org.jivesoftware.smack.util.ParserUtils;
021import org.jivesoftware.smackx.bob.BoBData;
022import org.jivesoftware.smackx.bob.BoBHash;
023import org.jivesoftware.smackx.bob.element.BoBIQ;
024import org.xmlpull.v1.XmlPullParser;
025
026/**
027 * Bits of Binary IQ provider class.
028 * 
029 * @author Florian Schmaus
030 * @see <a href="http://xmpp.org/extensions/xep-0231.html">XEP-0231: Bits of
031 *      Binary</a>
032 */
033public class BoBIQProvider extends IQProvider<BoBIQ> {
034
035    @Override
036    public BoBIQ parse(XmlPullParser parser, int initialDepth) throws Exception {
037        String cid = parser.getAttributeValue("", "cid");
038        BoBHash bobHash = BoBHash.fromCid(cid);
039
040        String dataType = parser.getAttributeValue("", "type");
041        int maxAge = ParserUtils.getIntegerAttribute(parser, "max-age", -1);
042
043        String base64EncodedData = parser.nextText();
044
045        BoBData bobData;
046        if (dataType != null) {
047            bobData = new BoBData(dataType, base64EncodedData, maxAge);
048        } else {
049            bobData = null;
050        }
051
052        return new BoBIQ(bobHash, bobData);
053    }
054
055}