ibbchunkprovider.java

JBother是纯Java开发的Jabber(即时消息开源软件)客户端。支持群组聊天

/**
 * $RCSfile$
 * $Revision: 2495 $
 * $Date: 2005-05-30 10:14:25 -0500 (Mon, 30 May 2005) $
 *
 * Copyright 2003-2004 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.*;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.jivesoftware.smackx.packet.*;
import org.xmlpull.v1.*;

/**
 * Packet provider for IBB Data packets
 *@author     synic
 */
public class IBBChunkProvider implements PacketExtensionProvider {

    /**
     *  Parses the packet extension and returns it
     *
     *@param  parser         The XmlPullParser to be parsed
     *@return                The PacketExtension represented in this packet
     *@throws  Exception  When a problem parsing occurs
     */
    public PacketExtension parseExtension(XmlPullParser parser)
             throws Exception {
        IBBChunk chunk = new IBBChunk();
        boolean done = false;
        if (parser.getEventType() == XmlPullParser.START_TAG && parser.getName().equals("data")) {
            chunk.setSid(parser.getAttributeValue("", "sid"));
            try {
                chunk.setSeq(Integer.parseInt(parser.getAttributeValue("", "seq")));
            }
            catch(NumberFormatException ex){ }
            chunk.setData(parser.nextText());
        }

        return chunk;
    }
}