cleanghostsmsgbehaviour.java

Vyger offers a D & D and Rogue-like environment in a graphical online roleplay game.

/*
 * Light And Shadow. A Persistent Universe based on Robert Jordan's Wheel of Time Books.
 * Copyright (C) 2001-2002 WOTLAS Team
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

package wotlas.client.message.description;

import java.io.IOException;
import java.util.*;

import wotlas.utils.Debug;

import wotlas.libs.net.NetMessageBehaviour;
import wotlas.common.message.description.*;
import wotlas.common.universe.*;
import wotlas.common.Player;
import wotlas.client.*;

/**
 * Associated behaviour to the RemovePlayerFromRoomMessage...
 *
 * @author Aldiss
 */

public class CleanGhostsMsgBehaviour extends CleanGhostsMessage implements NetMessageBehaviour
{
 /*------------------------------------------------------------------------------------*/

  /** Constructor.
   */
     public CleanGhostsMsgBehaviour() {
          super();
     }

 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/

  /** Associated code to this Message...
   *
   * @param sessionContext an object giving specific access to other objects needed to process
   *        this message.
   */
     public void doBehaviour( Object sessionContext ) {
           if (DataManager.SHOW_DEBUG)      
             System.out.println("CLEAN GHOSTS MESSAGE");

        // The sessionContext is here a DataManager.
           DataManager dataManager = (DataManager) sessionContext;
           PlayerImpl myPlayer = dataManager.getMyPlayer();


        // 1 - Control
           if( !myPlayer.getLocation().isRoom() ) {
               Debug.signal( Debug.ERROR, this, "Master player is not on an InteriorMap" );
               return;
           }

           if( !myPlayer.getPrimaryKey().equals( primaryKey ) ) {
               Debug.signal( Debug.ERROR, this, "bad primaryKey !!"+primaryKey );
               return;
           }

           if( !myPlayer.getLocation().equals( location ) ) {
               Debug.signal( Debug.ERROR, this, "asked to clean ghosts for wrong base location !!" );
               return;
           }

        // 2 - We compute the Rooms ID list of the visible rooms.
           Room myRoom = myPlayer.getMyRoom();       
           if( myRoom==null ) return;

           int roomIDs[] = null;

           if( myRoom.getRoomLinks()!=null ) {
              roomIDs = new int[myRoom.getRoomLinks().length+1];
           
              for( int i=0; i<myRoom.getRoomLinks().length; i++ ) {
                   Room otherRoom = myRoom.getRoomLinks()[i].getRoom1();
                   
                   if( otherRoom==myRoom )
                       otherRoom = myRoom.getRoomLinks()[i].getRoom2();

                   roomIDs[i] = otherRoom.getRoomID();
              }
           }
           else
              roomIDs = new int[1] ;

           roomIDs[roomIDs.length-1] = myRoom.getRoomID();

        // 3 - We remove the ghosts players
           Hashtable players = dataManager.getPlayers();
           PlayerImpl playerImpl = null;
           
           synchronized( players ) {
              Iterator it = players.values().iterator();
          
              while( it.hasNext() ) {
                   playerImpl = (PlayerImpl) it.next();

                // Is this player in our list ?
                   boolean isInList = false;
                   int roomIDToTest =playerImpl.getLocation().getRoomID();

                     for( int i=0; i<roomIDs.length; i++ )
                          if( roomIDToTest==roomIDs[i] ) {
                              isInList = true;
                      	      break;
                          }
                 
                     if( !isInList ) {
                         it.remove(); // GHOST !!
                         if (DataManager.SHOW_DEBUG)                         
                             System.out.println("REMOVING GHOSTS !!!!"+playerImpl.getPrimaryKey()+" rID"+playerImpl.getLocation().getRoomID());
                         playerImpl.cleanVisualProperties(dataManager.getGraphicsDirector());

                         if( dataManager.getSelectedPlayerKey()!=null && playerImpl.getPrimaryKey().equals(dataManager.getSelectedPlayerKey()) )
                             dataManager.removeCircle();
                     }
              }
           }
     }

 /* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -*/

}