BEEM - Android XMPP

/**

 * $RCSfile$

 * $Revision: 7071 $

 * $Date: 2007-02-12 01:59:05 +0100 (lun. 12 févr. 2007) $

 *

 * Copyright 2003-2007 Jive Software.

 *

 * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package org.jivesoftware.smackx.provider;

import org.jivesoftware.smack.packet.PacketExtension;

import org.jivesoftware.smack.provider.PacketExtensionProvider;

import org.jivesoftware.smackx.packet.DelayInformation;

import org.xmlpull.v1.XmlPullParser;

import java.text.ParseException;

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.TimeZone;

/**

 * The DelayInformationProvider parses DelayInformation packets.

 *

 * @author Gaston Dombiak

 */

public class DelayInformationProvider implements PacketExtensionProvider {

    /**

     * Creates a new DeliveryInformationProvider.

     * ProviderManager requires that every PacketExtensionProvider has a public, no-argument

     * constructor

     */

    public DelayInformationProvider() {

    }

    public PacketExtension parseExtension(XmlPullParser parser) throws Exception {

        Date stamp = null;

        try {

            synchronized (DelayInformation.UTC_FORMAT) {

                stamp = DelayInformation.UTC_FORMAT.parse(parser.getAttributeValue("", "stamp"));

            }

        } catch (ParseException e) {

            // Try again but assuming that the date follows JEP-82 format

            // (Jabber Date and Time Profiles) 

            try {

                synchronized (DelayInformation.NEW_UTC_FORMAT) {

                    stamp = DelayInformation.NEW_UTC_FORMAT

                            .parse(parser.getAttributeValue("", "stamp"));

                }

            } catch (ParseException e1) {

                // Last attempt. Try parsing the date assuming that it does not include milliseconds

                SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");

                formatter.setTimeZone(TimeZone.getTimeZone("UTC"));

                stamp = formatter.parse(parser.getAttributeValue("", "stamp"));

            }

        }

        DelayInformation delayInformation = new DelayInformation(stamp);

        delayInformation.setFrom(parser.getAttributeValue("", "from"));

        delayInformation.setReason(parser.nextText());

        return delayInformation;

    }

}