80 lines
3.1 KiB
Java
80 lines
3.1 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;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.HashMap;
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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.smack.util.StringUtils;
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import org.jivesoftware.smackx.jingle.element.Jingle;
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import org.jivesoftware.smackx.jingle.exception.UnsupportedJingleTransportException;
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/**
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* Manager for JingleContentTransportManagers.
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*/
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public final class JingleTransportManager extends Manager {
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public static final WeakHashMap<XMPPConnection, JingleTransportManager> INSTANCES = new WeakHashMap<>();
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private final HashMap<String, AbstractJingleTransportManager<?>> contentTransportManagers = new HashMap<>();
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private JingleTransportManager(XMPPConnection connection) {
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super(connection);
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}
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public static JingleTransportManager getInstanceFor(XMPPConnection connection) {
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JingleTransportManager manager = INSTANCES.get(connection);
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if (manager == null) {
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manager = new JingleTransportManager(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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public AbstractJingleTransportManager<?> getJingleContentTransportManager(String namespace) throws UnsupportedJingleTransportException {
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AbstractJingleTransportManager<?> manager = contentTransportManagers.get(namespace);
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if (manager == null) {
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throw new UnsupportedJingleTransportException("Cannot find registered JingleContentTransportManager for " + namespace);
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}
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return manager;
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}
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public AbstractJingleTransportManager<?> getJingleContentTransportManager(Jingle jingle) throws UnsupportedJingleTransportException {
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return getJingleContentTransportManager(jingle.getContents().get(0).getJingleTransports().get(0).getNamespace());
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}
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public void registerJingleContentTransportManager(AbstractJingleTransportManager<?> manager) {
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contentTransportManagers.put(manager.getNamespace(), manager);
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}
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public void unregisterJingleContentTransportManager(AbstractJingleTransportManager<?> manager) {
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contentTransportManagers.remove(manager.getNamespace());
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}
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public Collection<AbstractJingleTransportManager<?>> getAvailableJingleBytestreamManagers() {
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return Collections.unmodifiableCollection(contentTransportManagers.values());
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}
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public static String generateRandomId() {
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return StringUtils.randomString(24);
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}
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}
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