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