001/**
002 *
003 * Copyright 2019 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.smack.provider;
018
019import java.io.IOException;
020import java.util.Map;
021
022import org.jivesoftware.smack.packet.XmlEnvironment;
023import org.jivesoftware.smack.sasl.packet.SaslNonza.SASLFailure;
024import org.jivesoftware.smack.util.PacketParserUtils;
025import org.jivesoftware.smack.xml.XmlPullParser;
026import org.jivesoftware.smack.xml.XmlPullParserException;
027
028public final class SaslFailureProvider extends NonzaProvider<SASLFailure> {
029
030    public static final SaslFailureProvider INSTANCE = new SaslFailureProvider();
031
032    private SaslFailureProvider() {
033    }
034
035    @Override
036    public SASLFailure parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment) throws XmlPullParserException, IOException {
037        String condition = null;
038        Map<String, String> descriptiveTexts = null;
039        outerloop: while (true) {
040            XmlPullParser.TagEvent eventType = parser.nextTag();
041            switch (eventType) {
042            case START_ELEMENT:
043                String name = parser.getName();
044                if (name.equals("text")) {
045                    descriptiveTexts = PacketParserUtils.parseDescriptiveTexts(parser, descriptiveTexts);
046                }
047                else {
048                    assert condition == null;
049                    condition = parser.getName();
050                }
051                break;
052            case END_ELEMENT:
053                if (parser.getDepth() == initialDepth) {
054                    break outerloop;
055                }
056                break;
057            }
058        }
059        return new SASLFailure(condition, descriptiveTexts);
060    }
061
062}