connectionmanager.java

P2P协议GUNTELLA的java源代码

/*
 * Copyright (C) 2000-2001  Ken McCrary
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Email: [e-mail]
 */
package com.kenmccrary.jtella;

import java.util.List;
import java.util.Iterator;

import com.kenmccrary.jtella.util.Log;

/**
 *  Base class for connection managers
 * 
 *  
 */
abstract class ConnectionManager extends Thread
{
  private int desiredConnectionCount;
  protected ConnectionList connectionList;
  private boolean shutdown;
  protected ConnectionData connectionData;
  protected Router router;
  
  /**
   *  Connection management constructor
   *
   *  @oaran router message router
   *  @param connectionList list of active connections
   *  @param connectionData connection data for the system
   * 
   */
  ConnectionManager(Router router,
                    ConnectionList connectionList, 
                    ConnectionData connectionData)
  {
    shutdown = false;
    this.connectionList = connectionList;
    this.connectionData = connectionData;
    this.router = router;
  }    
  
  /**
   *  Set the desired connection count
   *
   *  @param count desired connection count
   */
  void setDesiredConnectionCount(int count)
  {
    desiredConnectionCount = count;
  }  
  
  /**
   *  Get the desired connection count
   *
   *  @return desired connection count
   */
  int getDesiredConnectionCount()
  {
    return desiredConnectionCount;  
  }    
  
  /**
   *  Closes all connections and stops processing
   *
   */
  void shutdown()
  {
    shutdown = true;
    interrupt();
  }    
  
  /**
   *  Check if the manager is shut down
   *
   *  @return true if shut down, false otherwise
   */
  boolean isShutdown()
  {
    return shutdown;  
  }    
  
  /**
   *  Gets the list of connections
   *
   *  @return connection list
   */
  ConnectionList getConnectionList()
  {
    return connectionList;  
  }    

}