001/**
002 *
003 * Copyright 2017-2021 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.ox.provider;
018
019import java.io.IOException;
020import java.text.ParseException;
021import java.util.logging.Logger;
022
023import org.jivesoftware.smack.packet.XmlEnvironment;
024import org.jivesoftware.smack.parsing.SmackParsingException;
025import org.jivesoftware.smack.util.StringUtils;
026import org.jivesoftware.smack.xml.XmlPullParser;
027import org.jivesoftware.smack.xml.XmlPullParserException;
028
029import org.jivesoftware.smackx.ox.element.SignElement;
030
031/**
032 * {@link org.jivesoftware.smack.provider.ExtensionElementProvider} implementation for the {@link SignElement}.
033 */
034public class SignElementProvider extends OpenPgpContentElementProvider<SignElement> {
035
036    private static final Logger LOGGER = Logger.getLogger(SigncryptElementProvider.class.getName());
037    public static final SignElementProvider INSTANCE = new SignElementProvider();
038
039    @Override
040    public SignElement parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment)
041                    throws XmlPullParserException, IOException, SmackParsingException, ParseException {
042        OpenPgpContentElementData data = parseOpenPgpContentElementData(parser, initialDepth);
043
044        if (StringUtils.isNotEmpty(data.rpad)) {
045            LOGGER.warning("Ignoring rpad in XEP-0373 <sign/> element");
046        }
047
048        return new SignElement(data.to, data.timestamp, data.payload);
049    }
050
051}