84 lines
3.1 KiB
Java
84 lines
3.1 KiB
Java
/**
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*
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* Copyright 2019 Florian Schmaus
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.mediaelement.provider;
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import java.io.IOException;
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import java.net.URI;
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import java.util.logging.Logger;
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import javax.xml.namespace.QName;
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import org.jivesoftware.smack.datatypes.UInt16;
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import org.jivesoftware.smack.packet.XmlEnvironment;
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import org.jivesoftware.smack.parsing.SmackParsingException.SmackUriSyntaxParsingException;
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import org.jivesoftware.smack.util.ParserUtils;
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import org.jivesoftware.smack.xml.XmlPullParser;
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import org.jivesoftware.smack.xml.XmlPullParserException;
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import org.jivesoftware.smackx.mediaelement.element.MediaElement;
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import org.jivesoftware.smackx.xdata.provider.FormFieldChildElementProvider;
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public class MediaElementProvider extends FormFieldChildElementProvider<MediaElement> {
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private static final Logger LOGGER = Logger.getLogger(MediaElementProvider.class.getName());
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@Override
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public QName getQName() {
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return MediaElement.QNAME;
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}
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@Override
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public MediaElement parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment) throws IOException, XmlPullParserException, SmackUriSyntaxParsingException {
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UInt16 height = ParserUtils.getUInt16Attribute(parser, "height");
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UInt16 width = ParserUtils.getUInt16Attribute(parser, "width");
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MediaElement.Builder mediaElementBuilder = MediaElement.builder();
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if (height != null && width != null) {
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mediaElementBuilder.setHeightAndWidth(height, width);
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} else if (height != null || width != null) {
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LOGGER.warning("Only one of height and width set while parsing media element");
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}
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outerloop: while (true) {
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XmlPullParser.TagEvent event = parser.nextTag();
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switch (event) {
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case START_ELEMENT:
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QName qname = parser.getQName();
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if (qname.equals(MediaElement.Uri.QNAME)) {
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MediaElement.Uri uri = parseUri(parser);
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mediaElementBuilder.addUri(uri);
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}
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break;
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case END_ELEMENT:
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if (parser.getDepth() == initialDepth) {
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break outerloop;
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}
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break;
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}
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}
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return mediaElementBuilder.build();
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}
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private static MediaElement.Uri parseUri(XmlPullParser parser)
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throws SmackUriSyntaxParsingException, XmlPullParserException, IOException {
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String type = parser.getAttributeValue("type");
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URI uri = ParserUtils.getUriFromNextText(parser);
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return new MediaElement.Uri(uri, type);
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}
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}
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