001/**
002 *
003 * Copyright 2016 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.iot.parser;
018
019import static org.jivesoftware.smack.util.StringUtils.isNullOrEmpty;
020
021import org.jivesoftware.smack.xml.XmlPullParser;
022
023import org.jivesoftware.smackx.iot.element.NodeInfo;
024
025public class NodeInfoParser {
026
027    public static NodeInfo parse(XmlPullParser parser) {
028        String nodeId = parser.getAttributeValue(null, "nodeId");
029        String sourceId = parser.getAttributeValue(null, "sourceId");
030        String cacheType = parser.getAttributeValue(null, "cacheType");
031        if (isNullOrEmpty(nodeId) && isNullOrEmpty(sourceId) && isNullOrEmpty(cacheType)) {
032            return NodeInfo.EMPTY;
033        }
034        return new NodeInfo(nodeId, sourceId, cacheType);
035    }
036}