119 lines
4.2 KiB
Java
119 lines
4.2 KiB
Java
/**
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*
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* Copyright 2014 Florian Schmaus
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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.time;
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import java.util.Map;
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import java.util.WeakHashMap;
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import org.jivesoftware.smack.ConnectionCreationListener;
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import org.jivesoftware.smack.Manager;
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import org.jivesoftware.smack.SmackException.NoResponseException;
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import org.jivesoftware.smack.SmackException.NotConnectedException;
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import org.jivesoftware.smack.XMPPConnection;
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import org.jivesoftware.smack.XMPPConnectionRegistry;
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import org.jivesoftware.smack.XMPPException.XMPPErrorException;
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import org.jivesoftware.smack.iqrequest.AbstractIqRequestHandler;
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import org.jivesoftware.smack.iqrequest.IQRequestHandler.Mode;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smack.packet.IQ.Type;
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import org.jivesoftware.smack.packet.XMPPError.Condition;
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import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
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import org.jivesoftware.smackx.time.packet.Time;
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import org.jxmpp.jid.Jid;
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public final class EntityTimeManager extends Manager {
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private static final Map<XMPPConnection, EntityTimeManager> INSTANCES = new WeakHashMap<>();
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private static boolean autoEnable = true;
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static {
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XMPPConnectionRegistry.addConnectionCreationListener(new ConnectionCreationListener() {
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@Override
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public void connectionCreated(XMPPConnection connection) {
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getInstanceFor(connection);
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}
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});
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}
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public static void setAutoEnable(boolean autoEnable) {
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EntityTimeManager.autoEnable = autoEnable;
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}
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public static synchronized EntityTimeManager getInstanceFor(XMPPConnection connection) {
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EntityTimeManager entityTimeManager = INSTANCES.get(connection);
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if (entityTimeManager == null) {
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entityTimeManager = new EntityTimeManager(connection);
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INSTANCES.put(connection, entityTimeManager);
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}
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return entityTimeManager;
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}
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private boolean enabled = false;
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private EntityTimeManager(XMPPConnection connection) {
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super(connection);
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if (autoEnable)
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enable();
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connection.registerIQRequestHandler(new AbstractIqRequestHandler(Time.ELEMENT, Time.NAMESPACE, Type.get,
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Mode.async) {
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@Override
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public IQ handleIQRequest(IQ iqRequest) {
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if (enabled) {
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return Time.createResponse(iqRequest);
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}
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else {
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return IQ.createErrorResponse(iqRequest, Condition.not_acceptable);
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}
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}
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});
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}
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public synchronized void enable() {
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if (enabled)
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return;
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ServiceDiscoveryManager sdm = ServiceDiscoveryManager.getInstanceFor(connection());
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sdm.addFeature(Time.NAMESPACE);
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enabled = true;
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}
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public synchronized void disable() {
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if (!enabled)
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return;
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ServiceDiscoveryManager sdm = ServiceDiscoveryManager.getInstanceFor(connection());
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sdm.removeFeature(Time.NAMESPACE);
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enabled = false;
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}
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public boolean isTimeSupported(Jid jid) throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
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return ServiceDiscoveryManager.getInstanceFor(connection()).supportsFeature(jid, Time.NAMESPACE);
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}
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public Time getTime(Jid jid) throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
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if (!isTimeSupported(jid))
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return null;
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Time request = new Time();
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// TODO Add Time(Jid) constructor and use this constructor instead
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request.setTo(jid);
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return connection().createStanzaCollectorAndSend(request).nextResultOrThrow();
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}
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}
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