updatedaemon.java

一个JAVA做的FTP软件,带源码的,可以很好的进行二次开发,,并带有详细说明文件的

/*
 * 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 net.sf.jftp;

import net.sf.jftp.config.Settings;
import net.sf.jftp.gui.*;
import net.sf.jftp.util.*;


public class UpdateDaemon implements Runnable
{
    private static int rem;
    private static int loc;
    private static int log;
    private static int reg;
    private static int cal;
    private Thread runner = null;
    private JFtp jftp;

    public UpdateDaemon(JFtp jftp)
    {
        this.jftp = jftp;

        runner = new Thread(this);
        runner.start();
    }

    public static void updateRemoteDirGUI()
    {
        //System.out.print("+");
        reg++;
    }

    public static void updateRemoteDir()
    {
        //System.out.print("-");
        rem++;
    }

    public static void updateLocalDir()
    {
        //System.out.print("#");
        loc++;
    }

    public static void updateLog()
    {
        //System.out.print(".");
        log++;
    }

    public static void updateCall()
    {
        cal++;
    }

    public void run()
    {
        while(true)
        {
            try
            {
                //System.out.print(":");
                if(rem > 0)
                {
                    ((RemoteDir) jftp.remoteDir).fresh();

                    //System.out.print("R");
                    rem = 0;
                    Thread.sleep(100);
                }

                if(reg > 0)
                {
                    ((RemoteDir) jftp.remoteDir).gui(true);

                    //System.out.print("r");
                    reg = 0;
                    Thread.sleep(100);
                }

                if(loc > 0)
                {
                    ((LocalDir) jftp.localDir).fresh();

                    //System.out.print("L");
                    loc = 0;
                    Thread.sleep(100);
                }

                if(cal > 0)
                {
                    jftp.fireUpdate();
                    cal = 0;
                    Thread.sleep(100);
                }

                if(log > 0)
                {
                    jftp.ensureLogging();

                    //System.out.print("O");
                    log = 0;
                    Thread.sleep(500);
                }

                Thread.sleep(Settings.uiRefresh);
            }
            catch(Exception ex)
            {
                ex.printStackTrace();
                System.exit(1);
            }
        }
    }
}