201 lines
8.8 KiB
Java
201 lines
8.8 KiB
Java
package org.jivesoftware.smackx.jingle3;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import java.util.WeakHashMap;
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import java.util.concurrent.ConcurrentHashMap;
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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.iqrequest.AbstractIqRequestHandler;
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import org.jivesoftware.smack.iqrequest.IQRequestHandler;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smackx.jingle3.adapter.JingleDescriptionAdapter;
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import org.jivesoftware.smackx.jingle3.adapter.JingleSecurityAdapter;
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import org.jivesoftware.smackx.jingle3.adapter.JingleTransportAdapter;
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import org.jivesoftware.smackx.jingle3.element.JingleAction;
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import org.jivesoftware.smackx.jingle3.element.JingleElement;
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import org.jivesoftware.smackx.jingle3.element.JingleReasonElement;
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import org.jivesoftware.smackx.jingle3.exception.UnsupportedDescriptionException;
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import org.jivesoftware.smackx.jingle3.exception.UnsupportedSecurityException;
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import org.jivesoftware.smackx.jingle3.exception.UnsupportedTransportException;
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import org.jivesoftware.smackx.jingle3.internal.Session;
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import org.jivesoftware.smackx.jingle3.provider.JingleContentDescriptionProvider;
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import org.jivesoftware.smackx.jingle3.provider.JingleContentSecurityProvider;
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import org.jivesoftware.smackx.jingle3.provider.JingleContentTransportProvider;
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import org.jxmpp.jid.FullJid;
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/**
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* Created by vanitas on 18.07.17.
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*/
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public class JingleManager extends Manager {
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private static final WeakHashMap<XMPPConnection, JingleManager> INSTANCES = new WeakHashMap<>();
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private static final WeakHashMap<String, JingleContentDescriptionProvider<?>> descriptionProviders = new WeakHashMap<>();
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private static final WeakHashMap<String, JingleContentTransportProvider<?>> transportProviders = new WeakHashMap<>();
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private static final WeakHashMap<String, JingleContentSecurityProvider<?>> securityProviders = new WeakHashMap<>();
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private static final WeakHashMap<String, JingleDescriptionAdapter<?>> descriptionAdapters = new WeakHashMap<>();
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private static final WeakHashMap<String, JingleTransportAdapter<?>> transportAdapters = new WeakHashMap<>();
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private static final WeakHashMap<String, JingleSecurityAdapter<?>> securityAdapters = new WeakHashMap<>();
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private final WeakHashMap<String, JingleDescriptionManager> descriptionManagers = new WeakHashMap<>();
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private final WeakHashMap<String, JingleTransportManager> transportManagers = new WeakHashMap<>();
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private final WeakHashMap<String, JingleSecurityManager> securityManagers = new WeakHashMap<>();
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private final ConcurrentHashMap<FullJidAndSessionId, Session> jingleSessions = new ConcurrentHashMap<>();
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private JingleManager(XMPPConnection connection) {
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super(connection);
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connection.registerIQRequestHandler(
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new AbstractIqRequestHandler(JingleElement.ELEMENT, JingleElement.NAMESPACE, IQ.Type.set, IQRequestHandler.Mode.async) {
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@Override
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public IQ handleIQRequest(IQ iqRequest) {
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final JingleElement jingle = (JingleElement) iqRequest;
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FullJid fullFrom = jingle.getFrom().asFullJidOrThrow();
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String sid = jingle.getSid();
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FullJidAndSessionId fullJidAndSessionId = new FullJidAndSessionId(fullFrom, sid);
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Session session = jingleSessions.get(fullJidAndSessionId);
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// We have not seen this session before.
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// Either it is fresh, or unknown.
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if (session == null) {
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if (jingle.getAction() == JingleAction.session_initiate) {
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//fresh. phew!
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try {
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session = Session.fromSessionInitiate(JingleManager.this, jingle);
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jingleSessions.put(fullJidAndSessionId, session);
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} catch (UnsupportedDescriptionException e) {
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return JingleElement.createSessionTerminate(jingle.getFrom().asFullJidOrThrow(),
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jingle.getSid(), JingleReasonElement.Reason.unsupported_applications);
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} catch (UnsupportedTransportException e) {
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return JingleElement.createSessionTerminate(jingle.getFrom().asFullJidOrThrow(),
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jingle.getSid(), JingleReasonElement.Reason.unsupported_transports);
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} catch (UnsupportedSecurityException e) {
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e.printStackTrace();
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return null;
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}
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} else {
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// Unknown session. Error!
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return JingleElement.createJingleErrorUnknownSession(jingle);
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}
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}
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return session.handleJingleRequest(jingle);
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}
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});
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}
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public static JingleManager getInstanceFor(XMPPConnection connection) {
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JingleManager manager = INSTANCES.get(connection);
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if (manager == null) {
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manager = new JingleManager(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 static void registerDescriptionProvider(JingleContentDescriptionProvider<?> provider) {
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descriptionProviders.put(provider.getNamespace(), provider);
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}
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public static JingleContentDescriptionProvider<?> getDescriptionProvider(String namespace) {
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return descriptionProviders.get(namespace);
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}
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public static void registerTransportProvider(JingleContentTransportProvider<?> provider) {
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transportProviders.put(provider.getNamespace(), provider);
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}
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public static JingleContentTransportProvider<?> getTransportProvider(String namespace) {
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return transportProviders.get(namespace);
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}
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public static void registerSecurityProvider(JingleContentSecurityProvider<?> provider) {
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securityProviders.put(provider.getNamespace(), provider);
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}
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public static JingleContentSecurityProvider<?> getSecurityProvider(String namespace) {
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return securityProviders.get(namespace);
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}
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public static void addJingleDescriptionAdapter(JingleDescriptionAdapter<?> adapter) {
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descriptionAdapters.put(adapter.getNamespace(), adapter);
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}
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public static void addJingleTransportAdapter(JingleTransportAdapter<?> adapter) {
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transportAdapters.put(adapter.getNamespace(), adapter);
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}
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public static void addJingleSecurityAdapter(JingleSecurityAdapter<?> adapter) {
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securityAdapters.put(adapter.getNamespace(), adapter);
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}
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public static JingleDescriptionAdapter<?> getJingleDescriptionAdapter(String namespace) {
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return descriptionAdapters.get(namespace);
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}
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public static JingleTransportAdapter<?> getJingleTransportAdapter(String namespace) {
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return transportAdapters.get(namespace);
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}
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public static JingleSecurityAdapter<?> getJingleSecurityAdapter(String namespace) {
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return securityAdapters.get(namespace);
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}
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public void addJingleDescriptionManager(JingleDescriptionManager manager) {
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descriptionManagers.put(manager.getNamespace(), manager);
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}
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public JingleDescriptionManager getDescriptionManager(String namespace) {
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return descriptionManagers.get(namespace);
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}
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public void addJingleTransportManager(JingleTransportManager manager) {
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transportManagers.put(manager.getNamespace(), manager);
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}
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public JingleTransportManager getTransportManager(String namespace) {
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return transportManagers.get(namespace);
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}
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public void addJingleSecurityManager(JingleSecurityManager manager) {
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securityManagers.put(manager.getNamespace(), manager);
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}
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public JingleSecurityManager getSecurityManager(String namespace) {
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return securityManagers.get(namespace);
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}
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public List<JingleTransportManager> getAvailableTransportManagers() {
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return getAvailableTransportManagers(Collections.<String>emptySet());
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}
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private List<JingleTransportManager> getAvailableTransportManagers(Set<String> except) {
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Set<String> available = new HashSet<>(transportManagers.keySet());
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available.removeAll(except);
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List<JingleTransportManager> remaining = new ArrayList<>();
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for (String namespace : available) {
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remaining.add(transportManagers.get(namespace));
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}
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return remaining;
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}
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public XMPPConnection getConnection() {
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return connection();
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}
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}
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