001/**
002 *
003 * Copyright 2014 Florian Schmaus
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.jivesoftware.smackx.vcardtemp;
018
019import org.jivesoftware.smack.ConnectionCreationListener;
020import org.jivesoftware.smack.SmackException.NoResponseException;
021import org.jivesoftware.smack.SmackException.NotConnectedException;
022import org.jivesoftware.smack.XMPPConnection;
023import org.jivesoftware.smack.XMPPException.XMPPErrorException;
024import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
025
026public class VCardManager {
027    public static final String NAMESPACE = "vcard-temp";
028    public static final String ELEMENT = "vCard";
029
030    static {
031        XMPPConnection.addConnectionCreationListener(new ConnectionCreationListener() {
032            @Override
033            public void connectionCreated(XMPPConnection connection) {
034                ServiceDiscoveryManager.getInstanceFor(connection).addFeature(NAMESPACE);
035            }
036        });
037    }
038
039    /**
040     * Returns true if the given entity understands the vCard-XML format and allows the exchange of such.
041     * 
042     * @param jid
043     * @param connection
044     * @return true if the given entity understands the vCard-XML format and exchange.
045     * @throws XMPPErrorException 
046     * @throws NoResponseException 
047     * @throws NotConnectedException 
048     */
049    public static boolean isSupported(String jid, XMPPConnection connection) throws NoResponseException, XMPPErrorException, NotConnectedException  {
050        return ServiceDiscoveryManager.getInstanceFor(connection).supportsFeature(jid, NAMESPACE);
051    }
052}