93 lines
3.4 KiB
Java
93 lines
3.4 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.transport.jingle_ibb;
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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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import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
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import org.jivesoftware.smackx.jingle.JingleManager;
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import org.jivesoftware.smackx.jingle.JingleTransportManager;
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import org.jivesoftware.smackx.jingle.component.JingleContent;
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import org.jivesoftware.smackx.jingle.component.JingleTransport;
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import org.jivesoftware.smackx.jingle.element.JingleContentTransportElement;
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import org.jivesoftware.smackx.jingle.transport.jingle_ibb.provider.JingleIBBTransportProvider;
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/**
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* Created by vanitas on 21.07.17.
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*/
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public final class JingleIBBTransportManager extends Manager implements JingleTransportManager {
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private static final WeakHashMap<XMPPConnection, JingleIBBTransportManager> INSTANCES = new WeakHashMap<>();
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static {
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JingleManager.addJingleTransportAdapter(new JingleIBBTransportAdapter());
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JingleManager.addJingleTransportProvider(new JingleIBBTransportProvider());
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}
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private JingleIBBTransportManager(XMPPConnection connection) {
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super(connection);
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ServiceDiscoveryManager.getInstanceFor(connection).addFeature(getNamespace());
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JingleManager jingleManager = JingleManager.getInstanceFor(connection);
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jingleManager.addJingleTransportManager(this);
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}
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public static JingleIBBTransportManager getInstanceFor(XMPPConnection connection) {
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JingleIBBTransportManager manager = INSTANCES.get(connection);
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if (manager == null) {
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manager = new JingleIBBTransportManager(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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@Override
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public String getNamespace() {
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return JingleIBBTransport.NAMESPACE;
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}
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@Override
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public JingleTransport<?> createTransportForInitiator(JingleContent content) {
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return new JingleIBBTransport();
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}
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@Override
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public JingleTransport<?> createTransportForResponder(JingleContent content, JingleTransport<?> peersTransport) {
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JingleIBBTransport other = (JingleIBBTransport) peersTransport;
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return new JingleIBBTransport(other.getStreamId(), (short) Math.min(other.getBlockSize(), JingleIBBTransport.MAX_BLOCKSIZE));
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}
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@Override
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public JingleTransport<?> createTransportForResponder(JingleContent content, JingleContentTransportElement peersTransportElement) {
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JingleIBBTransport other = new JingleIBBTransportAdapter().transportFromElement(peersTransportElement);
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return createTransportForResponder(content, other);
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}
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@Override
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public int getPriority() {
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return -1;
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}
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@Override
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public int compareTo(JingleTransportManager other) {
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return getPriority() > other.getPriority() ? 1 : -1;
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}
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}
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