122 lines
5.9 KiB
Java
122 lines
5.9 KiB
Java
/**
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*
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* Copyright 2017 Paul Schaub
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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.jingle.transports.jingle_s5b.provider;
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import static org.jivesoftware.smackx.bytestreams.socks5.packet.Bytestream.Mode.tcp;
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import static org.jivesoftware.smackx.bytestreams.socks5.packet.Bytestream.Mode.udp;
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import static org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportCandidate.ATTR_CID;
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import static org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportCandidate.ATTR_HOST;
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import static org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportCandidate.ATTR_JID;
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import static org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportCandidate.ATTR_PORT;
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import static org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportCandidate.ATTR_PRIORITY;
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import static org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportCandidate.ATTR_TYPE;
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import java.io.IOException;
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import org.jivesoftware.smack.packet.XmlEnvironment;
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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.jingle.element.JingleContentTransportCandidate;
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import org.jivesoftware.smackx.jingle.provider.JingleContentTransportProvider;
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import org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransport;
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import org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportCandidate;
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import org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportInfo;
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import org.jivesoftware.smackx.jingle.transports.jingle_s5b.elements.JingleS5BTransportInfo.JingleS5BCandidateTransportInfo;
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/**
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* Provider for JingleSocks5BytestreamTransport elements.
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*/
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public class JingleS5BTransportProvider extends JingleContentTransportProvider<JingleS5BTransport> {
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@Override
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public JingleS5BTransport parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment) throws XmlPullParserException, IOException {
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JingleS5BTransport.Builder builder = JingleS5BTransport.getBuilder();
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String streamId = parser.getAttributeValue(null, JingleS5BTransport.ATTR_SID);
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builder.setStreamId(streamId);
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String dstAddr = parser.getAttributeValue(null, JingleS5BTransport.ATTR_DSTADDR);
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builder.setDestinationAddress(dstAddr);
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String mode = parser.getAttributeValue(null, JingleS5BTransport.ATTR_MODE);
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if (mode != null) {
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builder.setMode(mode.equals(udp.toString()) ? udp : tcp);
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}
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JingleS5BTransportCandidate.Builder cb;
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outerloop: while (true) {
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XmlPullParser.TagEvent tag = parser.nextTag();
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switch (tag) {
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case START_ELEMENT: {
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String name = parser.getName();
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switch (name) {
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case JingleContentTransportCandidate.ELEMENT:
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cb = JingleS5BTransportCandidate.getBuilder();
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cb.setCandidateId(parser.getAttributeValue(null, ATTR_CID));
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cb.setHost(parser.getAttributeValue(null, ATTR_HOST));
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cb.setJid(parser.getAttributeValue(null, ATTR_JID));
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cb.setPriority(Integer.parseInt(parser.getAttributeValue(null, ATTR_PRIORITY)));
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String portString = parser.getAttributeValue(null, ATTR_PORT);
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if (portString != null) {
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cb.setPort(Integer.parseInt(portString));
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}
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String typeString = parser.getAttributeValue(null, ATTR_TYPE);
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if (typeString != null) {
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cb.setType(JingleS5BTransportCandidate.Type.fromString(typeString));
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}
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builder.addTransportCandidate(cb.build());
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break;
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case JingleS5BTransportInfo.CandidateActivated.ELEMENT:
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builder.setTransportInfo(new JingleS5BTransportInfo.CandidateActivated(
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parser.getAttributeValue(null,
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JingleS5BCandidateTransportInfo.ATTR_CID)));
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break;
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case JingleS5BTransportInfo.CandidateUsed.ELEMENT:
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builder.setTransportInfo(new JingleS5BTransportInfo.CandidateUsed(
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parser.getAttributeValue(null,
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JingleS5BCandidateTransportInfo.ATTR_CID)));
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break;
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case JingleS5BTransportInfo.CandidateError.ELEMENT:
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builder.setTransportInfo(JingleS5BTransportInfo.CandidateError.INSTANCE);
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break;
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case JingleS5BTransportInfo.ProxyError.ELEMENT:
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builder.setTransportInfo(JingleS5BTransportInfo.ProxyError.INSTANCE);
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break;
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}
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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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}
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break;
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}
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}
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return builder.build();
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}
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}
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