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69 lines
2.6 KiB
Java
69 lines
2.6 KiB
Java
/**
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*
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* Copyright 2005 Jive Software.
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*
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* All rights reserved. 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;
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import org.jivesoftware.smack.Connection;
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import org.jivesoftware.smack.PacketCollector;
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import org.jivesoftware.smack.SmackConfiguration;
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import org.jivesoftware.smack.XMPPException;
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import org.jivesoftware.smack.filter.PacketIDFilter;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smackx.packet.SharedGroupsInfo;
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import java.util.List;
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/**
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* A SharedGroupManager provides services for discovering the shared groups where a user belongs.<p>
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*
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* Important note: This functionality is not part of the XMPP spec and it will only work
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* with Wildfire.
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*
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* @author Gaston Dombiak
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*/
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public class SharedGroupManager {
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/**
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* Returns the collection that will contain the name of the shared groups where the user
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* logged in with the specified session belongs.
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*
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* @param connection connection to use to get the user's shared groups.
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* @return collection with the shared groups' name of the logged user.
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*/
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public static List<String> getSharedGroups(Connection connection) throws XMPPException {
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// Discover the shared groups of the logged user
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SharedGroupsInfo info = new SharedGroupsInfo();
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info.setType(IQ.Type.GET);
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// Create a packet collector to listen for a response.
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PacketCollector collector =
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connection.createPacketCollector(new PacketIDFilter(info.getPacketID()));
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connection.sendPacket(info);
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// Wait up to 5 seconds for a result.
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IQ result = (IQ) collector.nextResult(SmackConfiguration.getPacketReplyTimeout());
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// Stop queuing results
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collector.cancel();
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if (result == null) {
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throw new XMPPException("No response from the server.");
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}
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if (result.getType() == IQ.Type.ERROR) {
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throw new XMPPException(result.getError());
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}
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return ((SharedGroupsInfo) result).getGroups();
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}
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}
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