rawconnection.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.tools;

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

import java.awt.*;
import java.awt.event.*;

import java.io.*;

import java.util.*;

import javax.swing.*;
import javax.swing.event.*;


public class RawConnection extends JFrame implements ActionListener,
                                                     WindowListener
{
    public static HTextField host = new HTextField("Host:", "", 20);
    public static HTextField port = new HTextField("Port:", "", 5);
    public static JTextArea output = new JTextArea();
    public static boolean established = false;
    public static boolean mayDispose = false;
    public static JScrollPane outputPane;
    private JPanel p1 = new JPanel();
    private HTextField com = new HTextField("Command:", "", 20);
    private JPanel p2 = new JPanel();
    private JButton send = new JButton("Send");
    private JRawConnection c;
    private JButton clear = new JButton("Clear");
    JMenuBar mb = new JMenuBar();
    JMenu file = new JMenu("Prog");
    JMenu about = new JMenu("About");
    JMenu session = new JMenu("Session");
    JMenuItem close = new JMenuItem("ExIt");
    JMenuItem changeHost = new JMenuItem("Host...");
    JMenuItem info = new JMenuItem("Info");

    public RawConnection()
    {
        this("localhost", 25);
    }

    public RawConnection(String hostname, int p)
    {
        host.setText(hostname);

        setSize(550, 300);
        setLocation(150, 150);
        setTitle("Direct TCP/IP connection");
        getContentPane().setLayout(new BorderLayout(2, 2));

        p1.add(host);
        p1.add(port);
        host.text.setEditable(false);
        port.text.setEditable(false);
        port.setText(Integer.toString(p));

        com.text.addActionListener(this);

        p2.add(com);

        com.addKeyListener(new KeyAdapter()
            {
                public void keyReleased(KeyEvent e)
                {
                    if(e.getKeyCode() == KeyEvent.VK_ENTER)
                    {
                        transmit();
                    }
                }
            });

        p2.add(send);
        send.addActionListener(this);
        p2.add(clear);
        clear.addActionListener(this);

        output.setEditable(false);

        outputPane = new JScrollPane(output);
        outputPane.setMinimumSize(new Dimension(400, 300));

        getContentPane().add("North", p1);
        getContentPane().add("Center", outputPane);
        getContentPane().add("South", p2);

        com.setText("");

        file.add(close);
        close.addActionListener(this);
        session.add(changeHost);
        changeHost.addActionListener(this);
        about.add(info);
        info.addActionListener(this);

        //mb.add(file);
        session.add(close);
        mb.add(session);

        //mb.add(about);
        setJMenuBar(mb);

        addWindowListener(this);
        setVisible(true);

        JHostChooser jhc = new JHostChooser();
    }

    private void transmit()
    {
        if(!established)
        {
            c = new JRawConnection(host.getText(),
                                   Integer.parseInt(port.getText()), true);

            if(c.isThere())
            {
                c.send(com.getText());
                established = true;
            }
            else
            {
                debugWrite("No connection!");
            }
        }
        else
        {
            if(c.isThere())
            {
                c.send(com.getText());
            }
            else
            {
                debugWrite("No connection!");
            }
        }

        com.setText("");
    }

    public void actionPerformed(ActionEvent e)
    {
        if((e.getSource() == send) || (e.getSource() == com.text))
        {
            transmit();
        }

        if(e.getSource() == clear)
        {
            output.setText("");
        }

        if(e.getSource() == close)
        {
            this.dispose();
        }

        if(e.getSource() == changeHost)
        {
            JHostChooser jhc = new JHostChooser();
        }
    }

    private void debugWrite(String str)
    {
        output.append(str + "\n");
    }

    public void windowClosing(WindowEvent e)
    {
        if(mayDispose)
        {
            this.dispose();
        }
    }

    public void windowIconified(WindowEvent e)
    {
    }

    public void windowDeiconified(WindowEvent e)
    {
    }

    public void windowClosed(WindowEvent e)
    {
    }

    public void windowActivated(WindowEvent e)
    {
    }

    public void windowDeactivated(WindowEvent e)
    {
    }

    public void windowOpened(WindowEvent e)
    {
    }
}