Smack/smack-experimental/src/main/java/org/jivesoftware/smackx/jingle_filetransfer/IncomingJingleFileOffer.java

113 lines
4.7 KiB
Java

/**
*
* Copyright 2017 Paul Schaub
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.smackx.jingle_filetransfer;
import java.io.File;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jivesoftware.smack.SmackException;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.XMPPException;
import org.jivesoftware.smack.packet.IQ;
import org.jivesoftware.smackx.jingle.JingleTransportMethodManager;
import org.jivesoftware.smackx.jingle.Role;
import org.jivesoftware.smackx.jingle.element.Jingle;
import org.jivesoftware.smackx.jingle.element.JingleContent;
import org.jivesoftware.smackx.jingle.element.JingleContentTransport;
import org.jivesoftware.smackx.jingle.transports.JingleTransportManager;
import org.jivesoftware.smackx.jingle_filetransfer.callback.IncomingFileOfferCallback;
import org.jivesoftware.smackx.jingle_filetransfer.element.JingleFileTransfer;
import org.jxmpp.jid.FullJid;
/**
* We are the responder and we are the recipient.
*/
public class IncomingJingleFileOffer extends JingleFileTransferSession implements IncomingFileOfferCallback {
private static final Logger LOGGER = Logger.getLogger(IncomingJingleFileOffer.class.getName());
public IncomingJingleFileOffer(XMPPConnection connection, FullJid initiator, String sid) {
super(connection, initiator, connection.getUser().asFullJidOrThrow(), Role.responder, sid, Type.offer);
}
public IncomingJingleFileOffer(XMPPConnection connection, Jingle request) {
this(connection, request.getInitiator(), request.getSid());
}
@Override
public IQ handleSessionInitiate(Jingle initiate) {
if (getState() != State.fresh) {
//Out of order (initiate after accept)
return jutil.createErrorOutOfOrder(initiate);
}
JingleContent content = initiate.getContents().get(0);
this.creator = content.getCreator();
this.file = (JingleFileTransfer) content.getDescription();
this.name = content.getName();
this.transport = content.getJingleTransports().get(0);
JingleFileTransferManager.getInstanceFor(connection).notifyIncomingFileOffer(initiate, this);
setState(State.pending);
return jutil.createAck(initiate);
}
@Override
public void acceptIncomingFileOffer(Jingle request, File target) {
FullJid recipient = request.getInitiator();
String sid = request.getSid();
JingleContent content = request.getContents().get(0);
//Get TransportManager
JingleTransportManager<?> transportManager = JingleTransportMethodManager.getInstanceFor(connection)
.getTransportManager(request);
if (transportManager == null) {
//Unsupported transport
LOGGER.log(Level.WARNING, "Unsupported Transport method.");
setState(State.terminated);
try {
jutil.sendSessionTerminateUnsupportedTransports(recipient, sid);
} catch (InterruptedException | SmackException.NoResponseException | SmackException.NotConnectedException | XMPPException.XMPPErrorException e) {
LOGGER.log(Level.SEVERE, "Could not send session-terminate: " + e, e);
}
return;
}
JingleContentTransport transport = transportManager.createTransport(request);
try {
jutil.sendSessionAccept(recipient, sid, content.getCreator(), content.getName(), content.getSenders(),
content.getDescription(), transport);
setState(State.active);
} catch (SmackException.NotConnectedException | SmackException.NoResponseException | XMPPException.XMPPErrorException | InterruptedException e) {
LOGGER.log(Level.SEVERE, "Could not send session-accept: " + e, e);
}
}
@Override
public void declineIncomingFileOffer(Jingle request) {
setState(State.terminated);
try {
jutil.sendSessionTerminateDecline(request.getInitiator(), request.getSid());
} catch (SmackException.NotConnectedException | SmackException.NoResponseException | XMPPException.XMPPErrorException | InterruptedException e) {
LOGGER.log(Level.SEVERE, "Could not send session-terminate: " + e, e);
}
}
}