BytestreamsProvider.java :  » Game » tetrads-drop-lite » org » jivesoftware » smackx » provider » Android Open Source

/**
 * $RCSfile$
 * $Revision: $
 * $Date: $
 *
 * Copyright 2003-2006 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.IQ;
import org.jivesoftware.smack.provider.IQProvider;
import org.jivesoftware.smackx.packet.Bytestream;
import org.xmlpull.v1.XmlPullParser;

/**
 * Parses a bytestream packet.
 * 
 * @author Alexander Wenckus
 */
public class BytestreamsProvider implements IQProvider {

  /*
   * (non-Javadoc)
   *
   * @see org.jivesoftware.smack.provider.IQProvider#parseIQ(org.xmlpull.v1.XmlPullParser)
   */
  public IQ parseIQ(XmlPullParser parser) throws Exception {
    boolean done = false;

    Bytestream toReturn = new Bytestream();

    String id = parser.getAttributeValue("", "sid");
    String mode = parser.getAttributeValue("", "mode");

    // streamhost
    String JID = null;
    String host = null;
    String port = null;

    int eventType;
    String elementName;
    // String namespace;
    while (!done) {
      eventType = parser.next();
      elementName = parser.getName();
      // namespace = parser.getNamespace();
      if (eventType == XmlPullParser.START_TAG) {
        if (elementName.equals(Bytestream.StreamHost.ELEMENTNAME)) {
          JID = parser.getAttributeValue("", "jid");
          host = parser.getAttributeValue("", "host");
          port = parser.getAttributeValue("", "port");
        } else if (elementName
            .equals(Bytestream.StreamHostUsed.ELEMENTNAME)) {
          toReturn.setUsedHost(parser.getAttributeValue("", "jid"));
        } else if (elementName.equals(Bytestream.Activate.ELEMENTNAME)) {
          toReturn.setToActivate(parser.getAttributeValue("", "jid"));
        }
      } else if (eventType == XmlPullParser.END_TAG) {
        if (elementName.equals("streamhost")) {
          if (port == null) {
            toReturn.addStreamHost(JID, host);
          } else {
            toReturn.addStreamHost(JID, host, Integer
                .parseInt(port));
          }
          JID = null;
          host = null;
          port = null;
        } else if (elementName.equals("query")) {
          done = true;
        }
      }
    }

    toReturn.setMode((Bytestream.Mode.fromName(mode)));
    toReturn.setSessionID(id);
    return toReturn;
  }

}