2017-06-17 00:17:21 +02:00
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/**
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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_filetransfer;
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import java.util.WeakHashMap;
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import org.jivesoftware.smack.Manager;
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import org.jivesoftware.smack.XMPPConnection;
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2017-06-18 16:47:49 +02:00
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
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import org.jivesoftware.smackx.jingle.JingleHandler;
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import org.jivesoftware.smackx.jingle.JingleManager;
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2017-06-19 10:47:24 +02:00
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import org.jivesoftware.smackx.jingle.Role;
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2017-06-18 16:47:49 +02:00
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import org.jivesoftware.smackx.jingle.element.Jingle;
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2017-06-19 10:47:24 +02:00
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import org.jivesoftware.smackx.jingle.element.JingleAction;
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import org.jivesoftware.smackx.jingle.element.JingleContent;
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2017-06-18 16:47:49 +02:00
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import org.jivesoftware.smackx.jingle_filetransfer.element.JingleFileTransfer;
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import org.jxmpp.jid.FullJid;
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2017-06-17 00:17:21 +02:00
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/**
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* Manager for JingleFileTransfer (XEP-0234).
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*/
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2017-06-18 16:47:49 +02:00
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public final class JingleFileTransferManager extends Manager implements JingleHandler {
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2017-06-17 00:17:21 +02:00
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private static final WeakHashMap<XMPPConnection, JingleFileTransferManager> INSTANCES = new WeakHashMap<>();
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private JingleFileTransferManager(XMPPConnection connection) {
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super(connection);
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2017-06-18 16:47:49 +02:00
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ServiceDiscoveryManager.getInstanceFor(connection).addFeature(JingleFileTransfer.NAMESPACE_V5);
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JingleManager jingleManager = JingleManager.getInstanceFor(connection);
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jingleManager.registerDescriptionHandler(JingleFileTransfer.NAMESPACE_V5, this);
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2017-06-17 00:17:21 +02:00
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}
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public static JingleFileTransferManager getInstanceFor(XMPPConnection connection) {
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JingleFileTransferManager manager = INSTANCES.get(connection);
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if (manager == null) {
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manager = new JingleFileTransferManager(connection);
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INSTANCES.put(connection, manager);
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}
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return manager;
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}
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2017-06-18 16:47:49 +02:00
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@Override
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public IQ handleJingleRequest(Jingle jingle) {
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FullJid fullJid = jingle.getFrom().asFullJidOrThrow();
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String sid = jingle.getSid();
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2017-06-19 10:47:24 +02:00
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JingleFileTransferSession handler = createSession(jingle);
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2017-06-18 16:47:49 +02:00
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JingleManager.getInstanceFor(connection()).registerJingleSessionHandler(fullJid, sid, handler);
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2017-06-19 10:47:24 +02:00
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return handler.handleJingleSessionRequest(jingle);
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}
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private JingleFileTransferSession createSession(Jingle request) {
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if (request.getAction() != JingleAction.session_initiate) {
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throw new IllegalArgumentException("Requests action MUST be session-initiate.");
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}
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JingleContent content = request.getContents().get(0);
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if (content.getSenders() == JingleContent.Senders.initiator) {
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return new JingleFileOffer(request.getInitiator(), request.getResponder(), Role.responder, request.getSid());
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} else if (content.getSenders() == JingleContent.Senders.responder) {
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return new JingleFileRequest(request.getInitiator(), request.getResponder(), Role.responder, request.getSid());
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} else {
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throw new IllegalArgumentException("Requests content.senders MUST be either responder or initiator.");
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}
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2017-06-18 16:47:49 +02:00
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}
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2017-06-17 00:17:21 +02:00
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}
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