bttrackerresponse.java

p2p仿真

/*
 * @(#)BTTrackerResponse.java	ver 1.2  6/20/2005
 *
 * Copyright 2005 Weishuai Yang ([e-mail]). 
 * All rights reserved.
 * 
 */

package gps.protocol.BT.param;
import java.util.ArrayList;

/**
 * response message from tracker
 * 
 * @author  Weishuai Yang
 * @version 1.2,  6/20/2005
 */
public class BTTrackerResponse {
	/**
	 * document hash key, to indentify which document is talking about
	 */
	public String mDocHashKey=null;
	/**
	 * request failed or not
	 */
	public boolean mFailure=false;
	/**
	 * interval for next request
	 */
	public int mInterval=2*60;
	/**
	 * peer list containing the document
	 */
	public ArrayList mPeers=null;
	
	/**
	 * constructs tracker response object for a failure
	 * @param key the hash key of the document
	 */
	public BTTrackerResponse(String key){
		mDocHashKey=key;
		mFailure=true;
	}
	/**
	 * constructs tracker response object for a success
	 * @param key the hash key of the document
	 * @param peers peer list containing the document
	 */
	public BTTrackerResponse(String key, ArrayList peers){
		mDocHashKey=key;
		mPeers=peers;
	}
	/**
	 * change default interval
	 * @param interval new interval
	 */
	public void setInterval(int interval){
		mInterval=interval;
	}
}