visibilitybroadcast.java

一个类似QQ的在线通讯聊天软件原码,适合初学者参考学习。

package openicq.net;

import JOscarLib.*;
import JOscarLib.Core.OscarConnection;
import JOscarLib.Management.Contact;
import JOscarLib.Management.ContactList;
import JOscarLib.Request.Event.RequestAnswerEvent;
import JOscarLib.Request.Event.RequestListener;

/**
 * The <code>VisibilityBroadcast</code> sends sends the visibility of the
 * given contact list to the ICQ server.
 * @author Hansgeorg Schwibbe
 * @copyright 2004
 */
public class VisibilityBroadcast
{
  /**
   * Initializes a new instance of the class <code>VisibilityBroadcast</code>
   * and sends the visibility of the given contact list to the ICQ server.
   * @param connection the connection to the ICQ server
   * @param ownID your own user ID
   * @param list the contact list to be updated
   */
  public VisibilityBroadcast(OscarConnection connection, int ownID,
                             ContactList list)
  {
    Snac addVisible;
    Snac delVisible;
    Snac addInvisible;
    Snac delInvisible;
    Contact contact;
    int size = list.getContactListSize();
    for (int index = 0; index < size; index++)
    {
      contact = list.get(index);
      if (contact.getIsInVisibleList())
      {
        addVisible = new Snac(0x09, 0x0A, 0x00, 0x00, ownID);
        addVisible.addRawDataToSnac(new RawData(
                                                contact.getContactId().length(),
                                                RawData.BYTE_LENGHT));
        addVisible.addRawDataToSnac(new RawData(contact.getContactId()));
        RequestListener addVisibleRequestListener = new RequestListener()
        {
          public void onRequestAnswer(RequestAnswerEvent e)
          {
            System.err.print("SNAC family = ");
            System.err.print(e.getRequestAnswerPacket().getSnac().getFamilyId());
            System.err.print(", SNAC subtype = ");
            System.err.println(e.getRequestAnswerPacket()
                                .getSnac()
                                .getSubTypeId());
          }
        };
        connection.sendMonitoredFlap(new Flap(0x02, addVisible),
                                     addVisibleRequestListener);
      }
      else
      {
        delVisible = new Snac(0x09, 0x0B, 0x00, 0x00, ownID);
        delVisible.addRawDataToSnac(new RawData(
                                                contact.getContactId().length(),
                                                RawData.BYTE_LENGHT));
        delVisible.addRawDataToSnac(new RawData(contact.getContactId()));
        RequestListener delVisibleRequestListener = new RequestListener()
        {
          public void onRequestAnswer(RequestAnswerEvent e)
          {
            System.err.print("SNAC family = ");
            System.err.print(e.getRequestAnswerPacket().getSnac().getFamilyId());
            System.err.print(", SNAC subtype = ");
            System.err.println(e.getRequestAnswerPacket()
                                .getSnac()
                                .getSubTypeId());
          }
        };
        connection.sendMonitoredFlap(new Flap(0x02, delVisible),
                                     delVisibleRequestListener);
      }
      if (contact.getIsInInvisibleList())
      {
        addInvisible = new Snac(0x09, 0x07, 0x00, 0x00, ownID);
        addInvisible.addRawDataToSnac(new RawData(contact.getContactId()
                                                         .length(),
                                                  RawData.BYTE_LENGHT));
        addInvisible.addRawDataToSnac(new RawData(contact.getContactId()));

        RequestListener addInvisibleRequestListener = new RequestListener()
        {
          public void onRequestAnswer(RequestAnswerEvent e)
          {
            System.err.print("SNAC family = ");
            System.err.print(e.getRequestAnswerPacket().getSnac().getFamilyId());
            System.err.print(", SNAC subtype = ");
            System.err.println(e.getRequestAnswerPacket()
                                .getSnac()
                                .getSubTypeId());
          }
        };
        connection.sendMonitoredFlap(new Flap(0x02, addInvisible),
                                     addInvisibleRequestListener);
      }
      else
      {
        delInvisible = new Snac(0x09, 0x08, 0x00, 0x00, ownID);
        delInvisible.addRawDataToSnac(new RawData(contact.getContactId()
                                                         .length(),
                                                  RawData.BYTE_LENGHT));
        delInvisible.addRawDataToSnac(new RawData(contact.getContactId()));

        RequestListener delInvisibleRequestListener = new RequestListener()
        {
          public void onRequestAnswer(RequestAnswerEvent e)
          {
            System.err.print("SNAC family = ");
            System.err.print(e.getRequestAnswerPacket().getSnac().getFamilyId());
            System.err.print(", SNAC subtype = ");
            System.err.println(e.getRequestAnswerPacket()
                                .getSnac()
                                .getSubTypeId());
          }
        };
        connection.sendMonitoredFlap(new Flap(0x02, delInvisible),
                                     delInvisibleRequestListener);
      }
    }
  }
}