001/**
002 *
003 * Copyright 2017 Paul Schaub
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.jingle.transports;
018
019import org.jivesoftware.smack.packet.IQ;
020
021import org.jivesoftware.smackx.jingle.JingleSession;
022import org.jivesoftware.smackx.jingle.element.Jingle;
023import org.jivesoftware.smackx.jingle.element.JingleContent;
024import org.jivesoftware.smackx.jingle.element.JingleContentTransport;
025
026public abstract class JingleTransportSession<T extends JingleContentTransport> {
027    protected final JingleSession jingleSession;
028    protected T ourProposal, theirProposal;
029
030    public JingleTransportSession(JingleSession session) {
031        this.jingleSession = session;
032    }
033
034    public abstract T createTransport();
035
036    public void processJingle(Jingle jingle) {
037        if (jingle.getContents().size() == 0) {
038            return;
039        }
040
041        JingleContent content = jingle.getContents().get(0);
042        JingleContentTransport t = content.getTransport();
043
044        if (t != null && t.getNamespace().equals(getNamespace())) {
045            setTheirProposal(t);
046        }
047    }
048
049    public abstract void setTheirProposal(JingleContentTransport transport);
050
051    public abstract void initiateOutgoingSession(JingleTransportInitiationCallback callback);
052
053    public abstract void initiateIncomingSession(JingleTransportInitiationCallback callback);
054
055    public abstract String getNamespace();
056
057    public abstract IQ handleTransportInfo(Jingle transportInfo);
058
059    public abstract JingleTransportManager<T> transportManager();
060}