jftp.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

        Log.out("starting up jftp...");
        compile();
        System.setProperty("sshtools.logfile", Settings.appHomeDir +
                           "log4.txt");

        if(Settings.autoUpdate)
        {
            checkForUpgrade();
        }

        Settings.enableResuming = true;

        setSocksProxyOptions(Settings.getSocksProxyHost(),
                             Settings.getSocksProxyPort());

        JFtp jftp = new JFtp(true);
        UIManager.getLookAndFeelDefaults().put("ClassLoader",
                                               jftp.getClass().getClassLoader());

        //boolean lookSet = false;
        String tmp = Settings.getLookAndFeel();

        //UIManager.installLookAndFeel("Metouia", "net.sourceforge.mlf.metouia.MetouiaLookAndFeel");
        if(tmp != null)
        {
            jftp.setLookAndFeel(Settings.getLookAndFeel());
        }
        else
        {
            jftp.setLookAndFeel("net.sourceforge.mlf.metouia.MetouiaLookAndFeel");
        }

        //else
        //{
        //	jftp.setLookAndFeel("com.incors.plaf.kunststoff.KunststoffLookAndFeel");
        //	lookSet = true;
        //}
        //if(!lookSet) UIManager.installLookAndFeel("Kunststoff", "com.incors.plaf.kunststoff.KunststoffLookAndFeel");

        /*
         * Don't try to add the Kunststoff look and feel if it has
         * already been added.
         */
        if((Settings.getLookAndFeel() == null) ||
               !Settings.getLookAndFeel().equals("com.incors.plaf.kunststoff.KunststoffLookAndFeel"))
        {
            /*
             * Somehow even though UIManager.installLookAndFeel throws a
             * ClassNotFoundException, it ends up getting added to the
             * list of installed look and feels anyway. What we do here is
             * make Java throw a ClassNotFoundException before then by
             * checking whether or not the class exists, and only if the
             * class exists does it then get added to the list of
             * available look and feel's.
             */
            try
            {
                Class.forName("com.incors.plaf.kunststoff.KunststoffLookAndFeel");
                UIManager.installLookAndFeel("Kunststoff",
                                             "com.incors.plaf.kunststoff.KunststoffLookAndFeel");
            }
            catch(ClassNotFoundException cnfe)
            {
            }
        }

        /*
         * Don't try to add the Metouia look and feel if it has
         * already been added.
         */
        if((Settings.getLookAndFeel() == null) ||
               !Settings.getLookAndFeel().equals("net.sourceforge.mlf.metouia.MetouiaLookAndFeel"))
        {
            /*
             * Somehow even though UIManager.installLookAndFeel throws a
             * ClassNotFoundException, it ends up getting added to the
             * list of installed look and feels anyway. What we do here is
             * make Java throw a ClassNotFoundException before then by
             * checking whether or not the class exists, and only if the
             * class exists does it then get added to the list of
             * available look and feel's.
             */
            try
            {
                Class.forName("net.sourceforge.mlf.metouia.MetouiaLookAndFeel");
                UIManager.installLookAndFeel("Metouia",
                                             "net.sourceforge.mlf.metouia.MetouiaLookAndFeel");
            }
            catch(ClassNotFoundException cnfe)
            {
            }
        }

        mainFrame = new JFrame();
        mainFrame.setLocation(Settings.getWindowLocation());

        mainFrame.setTitle(Settings.title + " - Version " + getVersion());

        if(Settings.isInsomniacClient)
        {
            mainFrame.setTitle(Settings.insomniacTitle + " - Version " +
                               getVersion());
        }

        mainFrame.setResizable(Settings.resize);
        mainFrame.addWindowListener(jftp);

        Image icon = HImage.getImage(jftp, Settings.iconImage);
        mainFrame.setIconImage(icon);
        mainFrame.setFont(GUIDefaults.font);

        //*** MY CHANGES
        //mainFrame.setJMenuBar(new AppMenuBar(jftp));
        menuBar = new AppMenuBar(jftp);
        mainFrame.setJMenuBar(menuBar);

        //***
        mainFrame.getContentPane().setLayout(new BorderLayout());
        mainFrame.getContentPane().add("Center", jftp);
        SwingUtilities.updateComponentTreeUI(mainFrame);
        mainFrame.pack();
        mainFrame.validate();
        mainFrame.setVisible(true);

        if(argv.length > 0)
        {
            jftp.hc.update(argv[0]);
        }
        else
        {
            //jftp.hc.update();
        }

        Log.out("jftp is up and running.");

        long end = System.currentTimeMillis();

        Log.out("startup time: " + (end - start) + "ms.");
    }

    private void log(String msg)
    {
        if(msg.startsWith("200") || msg.startsWith("227"))
        {
            if((msg.indexOf("NOOP") > 0) || (msg.indexOf("Type") > 0) ||
                   (msg.indexOf("MODE") > 0) || (msg.indexOf("Passive") > 0))
            {
                if(Settings.hideStatus)
                {
                    return;
                }
            }
        }
        else if(log == null)
        {
            return;
        }

        if(!msg.equals(""))
        {
            buffer = buffer + " " + msg;
        }

        long time = System.currentTimeMillis();

        if(((time - oldtime) < Settings.uiRefresh))
        {
            UpdateDaemon.updateLog();

            return;
        }

        oldtime = time;

        log.append(buffer);
        buffer = "";

        JScrollBar bar = logSp.getVerticalScrollBar();
        bar.setValue(bar.getMaximum());

        //logSp.paintImmediately(0, 0, logSp.getSize().width,
        //                       logSp.getSize().height);
        /*
        SwingUtilities.invokeLater(new Runnable()
            {
                public void run()
                {
                    repaint();
                    //paintImmediately(0, 0, getSize().width, getSize().height);
                }
            });
        */
        repaint();
        revalidate();
    }

    private void logRaw(String msg)
    {
        log.append(" " + msg);
        Log.out("NOTE: logRaw called");
        paintImmediately(0, 0, getSize().width, getSize().height);

        //logSp.paintImmediately(0,0,logSp.getSize().width,logSp.getSize().height);
    }

    public void clearLog()
    {
        log.setText("");
        logSp.paintImmediately(0, 0, logSp.getSize().width,
                               logSp.getSize().height);
    }

    private void log(String msg, Throwable throwable)
    {
        PrintWriter p = new PrintWriter(new StringWriter());
        throwable.printStackTrace(p);
        log(msg);
        log(p.toString());
    }

    public void debug(String msg)
    {
        log(msg + "\n");
    }

    public void debugRaw(String msg)
    {
        logRaw(msg);
    }

    public void debug(String msg, Throwable throwable)
    {
        log(msg, throwable);
    }

    public void warn(String msg)
    {
        log(msg);
    }

    public void warn(String msg, Throwable throwable)
    {
        log(msg, throwable);
    }

    public void error(String msg)
    {
        log(msg);
    }

    public void error(String msg, Throwable throwable)
    {
        log(msg, throwable);
    }

    public void info(String msg)
    {
        log(msg);
    }

    public void info(String msg, Throwable throwable)
    {
        log(msg, throwable);
    }

    public void fatal(String msg)
    {
        log(msg);
    }

    public void fatal(String msg, Throwable throwable)
    {
        log(msg, throwable);
    }

    public void debugSize(int size, boolean recv, boolean last, String file)
    {
    }

    public static String getVersion()
    {
        try
        {
            URL u = ClassLoader.getSystemResource(Settings.readme);

            if(u == null)
            {
                u = HImage.class.getResource("/" + Settings.readme);
            }

            DataInputStream i = new DataInputStream(u.openStream());
            String tmp = i.readLine();
            tmp = tmp.substring(tmp.lastIndexOf(">") + 1);
            tmp = tmp.substring(0, tmp.indexOf("<"));

            return tmp;
        }
        catch(Exception ex)
        {
        }

        return "";
    }

    private static void checkForUpgrade()
    {
        try
        {
            Log.out("Checking for updates...");

            URL u = ClassLoader.getSystemResource(Settings.readme);

            if(u == null)
            {
                u = HImage.class.getResource("/" + Settings.readme);
            }

            DataInputStream i = new DataInputStream(u.openStream());
            String tmp = i.readLine();
            tmp = tmp.substring(tmp.lastIndexOf(">"));
            tmp = tmp.substring(tmp.indexOf(".") + 1);
            tmp = tmp.substring(0, tmp.indexOf("<"));

            int x = Integer.parseInt(tmp) + 1;

            String nextVersion = "jftp-1.";

            if(x < 10)
            {
                nextVersion = nextVersion + "0";
            }

            nextVersion = nextVersion + x + ".tar.gz";

            //System.out.println(nextVersion);
            File dl = new File(nextVersion);

            if(!dl.exists() || (dl.length() <= 0))
            {
                URL url = new URL("http://osdn.dl.sourceforge.net/sourceforge/j-ftp/" +
                                  nextVersion);
                BufferedOutputStream f = new BufferedOutputStream(new FileOutputStream(dl));
                BufferedInputStream in = new BufferedInputStream(url.openStream());
                byte[] buf = new byte[4096];
                int stat = 1;

                Log.out("\ndownloading update: " + dl.getAbsolutePath() +
                        "\n\n");

                while(stat > 0)
                {
                    //while(in.available() <= 0) LocalIO.pause(10);
                    stat = in.read(buf);

                    if(stat == -1)
                    {
                        break;
                    }

                    f.write(buf, 0, stat);
                    System.out.print(".");
                }

                f.flush();
                f.close();
                in.close();
            }

            Log.out("\n\n\na newer version was found!\nplease install the File " +
                    dl.getAbsolutePath() +
                    " or even better visit the homepage to download the latest version...\n" +
                    "you can turn this feature off if you don't like it (view readme for details)\n\nStarting anyway...\n\n");

            //LocalIO.pause(5000);
            //System.exit(0);
        }
        catch(Exception ex)
        {
            // FileNotFoundException, everything is ok
            //ex.printStackTrace();
        }

        Log.out("finished check...");
    }

    public static ConnectionHandler getConnectionHandler()
    {
        BasicConnection con = remoteDir.getCon();

        if((con != null) && con instanceof FtpConnection)
        {
            return ((FtpConnection) con).getConnectionHandler();
        }
        else
        {
            return defaultConnectionHandler;
        }
    }

    public void fireUpdate()
    {
        // if(!(JFtp.remoteDir.getCon() instanceof FilesystemConnection))
        LocalIO.pause(200);
        repaint();

        /*
         else
         {
                 LocalIO.pause(200);
                 paintImmediately(0,0,getSize().width,getSize().height);
         }
         */
    }

    public void ensureLogging()
    {
        if(buffer.equals(""))
        {
            JScrollBar bar;

            if((logSp == null) ||
                   ((bar = logSp.getVerticalScrollBar()) == null) ||
                   (bar.getValue() == bar.getMaximum()) ||
                   bar.getValueIsAdjusting())
            {
                return;
            }
            else
            {
                bar.setValue(bar.getMaximum());
                logSp.repaint();

                /*
                logSp.paintImmediately(0, 0, logSp.getSize().width,
                               logSp.getSize().height);
                */
                /*
                SwingUtilities.invokeLater(new Runnable()
                    {
                        public void run()
                        {
                            repaint();
                            //paintImmediately(0, 0, getSize().width,
                            //                 getSize().height);
                        }
                    });
                 */
                repaint();
                revalidate();
            }

            return;
        }

        Log.out("flushing log buffer...");
        oldtime = 0;
        log("");
    }

    public void setLookAndFeel(String name)
    {
        if(name == null)
        {
            return;
        }

        try
        {
            UIManager.setLookAndFeel(name);