proxyutil.java

java写的qq代码实现qq的部分功能

/*
* LumaQQ - Java QQ Client
*
* Copyright (C) 2004 luma <[e-mail]>
*
* 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 edu.tsinghua.lumaqq.utils;

import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import edu.tsinghua.lumaqq.xml.proxies.HttpProxy;
import edu.tsinghua.lumaqq.xml.proxies.HttpProxyImpl;
import edu.tsinghua.lumaqq.xml.proxies.Proxies;
import edu.tsinghua.lumaqq.xml.proxies.Socks5Proxy;
import edu.tsinghua.lumaqq.xml.proxies.Socks5ProxyImpl;

/**
 * <pre>
 * 代理服务器列表管理类
 * </pre>
 * 
 * @author 马若劼
 */
public class ProxyUtil {
    // Log对象
    private static Log log = LogFactory.getLog(ProxyUtil.class);
	// 回复信息文件名
	private String fileName;
	// 根元素对象
	private Proxies proxies;
	// socks5代理和http代理列表
	private List socks5Proxies, httpProxies;
	// singleton模式
	private static ProxyUtil instance = new ProxyUtil();
	
	/**
	 * 私有构造函数
	 */
	private ProxyUtil() {
	    socks5Proxies = new ArrayList();
	    httpProxies = new ArrayList();
	}
	
	/**
	 * @return 单一实例
	 */
	public static ProxyUtil getInstance() {
	    return instance;
	}
	
	/**
	 * 设置根元素对象
	 * @param proxies
	 */
	public void setProxiesModel(Proxies proxies) {
	    this.proxies = proxies;
	    socks5Proxies = proxies.getSocks5ProxyList();
	    httpProxies = proxies.getHttpProxyList();
	}
	
	/**
	 * 添加一个socks5代理
	 * @param server
	 * @param port
	 */
	public void addSock5Proxy(String server, int port, String username, String password) {
	    Socks5Proxy proxy = new Socks5ProxyImpl();
	    proxy.setServer(server);
	    proxy.setPort(String.valueOf(port));
	    proxy.setUsername(username);
	    proxy.setPassword(password);
	    socks5Proxies.add(proxy);
	}
	
	/**
	 * 添加一个Socks5代理
	 * @param proxy
	 */
	public void addSocks5Proxy(Socks5Proxy proxy) {
	    socks5Proxies.add(proxy);
	}
	
	/**
	 * 添加一个http代理 
	 * @param server
	 * @param port
	 */
	public void addHttpProxy(String server, int port, String username, String password) {
	    HttpProxy proxy = new HttpProxyImpl();
	    proxy.setServer(server);
	    proxy.setPort(String.valueOf(port));
	    proxy.setUsername(username);
	    proxy.setPassword(password);
	    httpProxies.add(proxy);
	}
	
	/**
	 * 添加一个http代理
	 * @param proxy
	 */
	public void addHttpProxy(HttpProxy proxy) {
	    httpProxies.add(proxy);
	}
	
	/**
	 * 得到Sock5代理的地址
	 * @param index 代理在列表中的索引
	 * @return Socks5Proxy接口实例
	 */
	public Socks5Proxy getSocksProxy(int index) {
	    if(index < 0 || index >= socks5Proxies.size()) return null;
	    return (Socks5Proxy)socks5Proxies.get(index);
	}
	
	/**
	 * 得到http代理的地址
	 * @param index 代理在列表中的索引
	 * @return HttpProxy接口实例
	 */
	public HttpProxy getHttpProxy(int index) {
	    if(index < 0 || index >= httpProxies.size()) return null;
	    return (HttpProxy)httpProxies.get(index);
	}
	
	/**
	 * @return socks5代理个数
	 */
	public int getSocksProxySize() {
	    return socks5Proxies.size();
	}
	
	/**
	 * @return http代理个数
	 */
	public int getHttpProxySize() {
	    return httpProxies.size();
	}
		
	/**
	 * 删除一个socks5代理
	 * @param index
	 */
	public void removeSocks5Proxy(int index) {
	    if(index < 0 || index >= socks5Proxies.size()) return;
	    socks5Proxies.remove(index);
	}
	
	/**
	 * 删除一个Http代理
	 * @param index
	 */
	public void removeHttpProxy(int index) {
	    if(index < 0 || index >= httpProxies.size()) return;
	    httpProxies.remove(index);
	}
	
	/**
	 * 保存代理服务器列表
	 */
	public void save() {
		File file = new File(fileName);
		try {
			proxies.setSocks5ProxyList(socks5Proxies);
			proxies.setHttpProxyList(httpProxies);
			proxies.marshal(file);
		} catch (IOException e) {
			log.error("无法保存代理列表文件，所作的改变将丢弃");
		}
	}

	/**
	 * @param string
	 */
	public void setFileName(String string) {
		this.fileName = string;
	}	
	
    public List getHttpProxies() {
        return httpProxies;
    }
    
    public List getSocks5Proxies() {
        return socks5Proxies;
    }
}