92 lines
3.6 KiB
Java
92 lines
3.6 KiB
Java
/**
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*
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* Copyright 2019 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.jid_prep;
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import java.util.Map;
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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.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.XMPPException.XMPPErrorException;
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import org.jivesoftware.smack.packet.StanzaError;
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import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
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import org.jivesoftware.smackx.jid_prep.element.JidPrepIq;
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import org.jxmpp.jid.DomainBareJid;
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import org.jxmpp.jid.Jid;
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public class JidPrepManager extends Manager {
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public static final String NAMESPACE = JidPrepIq.NAMESPACE;
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private static final Map<XMPPConnection, JidPrepManager> INSTANCES = new WeakHashMap<>();
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private final ServiceDiscoveryManager serviceDiscoveryManager;
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public static synchronized JidPrepManager getInstanceFor(XMPPConnection connection) {
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JidPrepManager manager = INSTANCES.get(connection);
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if (manager == null) {
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manager = new JidPrepManager(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 JidPrepManager(XMPPConnection connection) {
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super(connection);
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serviceDiscoveryManager = ServiceDiscoveryManager.getInstanceFor(connection);
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}
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public String requestJidPrep(String jidToBePrepped)
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throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
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DomainBareJid serviceAddress = serviceDiscoveryManager.findService(NAMESPACE, true);
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return requestJidPrep(serviceAddress, jidToBePrepped);
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}
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public String requestJidPrep(Jid jidPrepService, String jidToBePrepped)
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throws NoResponseException, NotConnectedException, InterruptedException, XMPPErrorException {
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JidPrepIq jidPrepRequest = new JidPrepIq(jidToBePrepped);
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jidPrepRequest.setTo(jidPrepService);
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JidPrepIq jidPrepResponse;
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try {
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jidPrepResponse = connection().sendIqRequestAndWaitForResponse(jidPrepRequest);
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} catch (XMPPErrorException e) {
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StanzaError stanzaError = e.getStanzaError();
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if (stanzaError.getCondition() == StanzaError.Condition.jid_malformed) {
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// jid-malformed is, sadly, returned if the jid can not be normalized. This means we can not distinguish
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// if the error is returned because e.g. the IQ's 'to' address was malformed (c.f. RFC 6120 § 8.3.3.8)
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// or if the JID to prep was malformed. Assume the later is the case and return 'null'.
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return null;
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}
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throw e;
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}
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return jidPrepResponse.getJid();
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}
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public boolean isSupported(Jid jid)
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throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
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return serviceDiscoveryManager.supportsFeature(jid, NAMESPACE);
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}
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}
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