javanetsim-cvs

[QweR <qw...@us...>]

Update of /cvsroot/javanetsim/javaNetSim/guiUI
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv2508/guiUI

Modified Files:
	MainScreen.java NetworkLayerDevice.java 
Added Files:
	RunCMD.java 
Log Message:


Index: NetworkLayerDevice.java
===================================================================
RCS file: /cvsroot/javanetsim/javaNetSim/guiUI/NetworkLayerDevice.java,v
retrieving revision 1.6
retrieving revision 1.7
diff -C2 -d -r1.6 -r1.7
*** NetworkLayerDevice.java	23 Feb 2006 11:56:00 -0000	1.6
--- NetworkLayerDevice.java	27 Feb 2006 16:54:49 -0000	1.7
***************
*** 1,166 ****
! /*
! Java Firewall Simulator (jFirewallSim)
! 
! Copyright (c) 2004, jFirewallSim development team All rights reserved.
! 
! Redistribution and use in source and binary forms, with or without modification, are
! permitted provided that the following conditions are met:
! 
! 	- Redistributions of source code must retain the above copyright notice, this list
! 	  of conditions and the following disclaimer.
! 	- Redistributions in binary form must reproduce the above copyright notice, this list
! 	  of conditions and the following disclaimer in the documentation and/or other
! 	  materials provided with the distribution.
! 	- Neither the name of the Canberra Institute of Technology nor the names of its
! 	  contributors may be used to endorse or promote products derived from this software
! 	  without specific prior written permission.
! 
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
! EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
! THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
! EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
! TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
! EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! */
! package guiUI;
! 
! 
! import java.awt.Dimension;
! import java.awt.event.ActionEvent;
! import java.awt.event.ActionListener;
! 
! import javax.swing.JMenuItem;
! import javax.swing.JMenu;
! 
! /**
!  * <P>The NetworkLayerDevice class is an abstract class used for further classification of Network </P>
!  * <P>layer devices such as PC's and Routers.
!  * 
!  * @author VC2 Team.
!  * @since 15th November 2004
!  * @version v0.20
!  */
! 
! public abstract class NetworkLayerDevice extends GuiNode {
! 	
! 	private JMenuItem mnuSetTCPIPProperties = new JMenuItem("Set TCP/IP Properties ...");		
! 	private JMenuItem mnuSendPing = new JMenuItem("Send Ping ...");
! 	private JMenuItem mnuProperties = new JMenuItem("Properties ...");
!         private JMenu mnuARPMenu  = new JMenu("ARP");
!         private JMenu mnuCountersMenu  = new JMenu("Counters");
!         
!         private JMenuItem mnuShowCounters = new JMenuItem("Show Packet Counters");
!         private JMenuItem mnuResetCounters = new JMenuItem("Reset Packet Counters");
!         
!         private JMenuItem mnuArpStaticAdd = new JMenuItem("Add static entry to ARP table...");
!         private JMenuItem mnuArpRemove = new JMenuItem("Remove entry from ARP table...");
!         
!         private JMenuItem mnuRunCmd = new JMenuItem("Run low-level command...");
!         private JMenuItem mnuPR = new JMenuItem("Print route table");
! 	private JMenuItem mnuArp = new JMenuItem("Print ARP Table");
!         private JMenuItem mnuLink = new JMenuItem("Links properties");
!         private JMenuItem mnuBreakLink = new JMenuItem("Break link");
! 		
! 	
! 	/**
! 	 * @param inName  The name of the Network Layer Device
! 	 * @param inMainscreen	The JFrame that the router will be created on
! 	 * @param imageLocation	Location of the Image used on the GUI
! 	 */
! 	
! 	public NetworkLayerDevice(String inName, MainScreen inMainScreen, String imageLocation) {
! 		super(inName, inMainScreen, imageLocation);
! 		
! 		mnuSetTCPIPProperties.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.setTCPIPProperties(lblNodeName.getText());
! 				
! 				
! 			}
! 		});
! 		mnuSendPing.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 					controller.SendPing(lblNodeName.getText());
! 			}
! 		});
! 		mnuArp.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.printARP(lblNodeName.getText());
! 			}
! 		});
!                 
!                 mnuArpStaticAdd.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.addStaticARP(lblNodeName.getText());
! 			}
! 		});
!                 mnuArpRemove.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.removeARP(lblNodeName.getText());
! 			}
! 		});
!                 mnuRunCmd.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.RunCmd(lblNodeName.getText());
! 			}
! 		});
! 		mnuProperties.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.showPropertiesDialog(lblNodeName.getText());
! 			}
! 		});
!                 mnuBreakLink.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.showBreakLinkDialog(lblNodeName.getText());
! 			}
! 		});
!                 
!                 mnuPR.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.PrintRouteTable(lblNodeName.getText());
! 			}
! 		});
!                 mnuLink.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.showLinkDialog(lblNodeName.getText());
! 			}
! 		});
! 
!                 
!                 mnuShowCounters.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.showCounters(lblNodeName.getText());
! 			}
! 		});
!                 mnuResetCounters.addActionListener(new ActionListener(){
! 			public void actionPerformed(ActionEvent e){
! 				controller.resetCounters(lblNodeName.getText());
! 			}
! 		});
!                 
! 				
! 		GuiNodePopMenu.add(mnuSetTCPIPProperties);
! 		GuiNodePopMenu.add(mnuSendPing);
!                 GuiNodePopMenu.add(mnuARPMenu);
!                 mnuARPMenu.add(mnuArpStaticAdd);
!                 mnuARPMenu.add(mnuArpRemove);
! 		mnuARPMenu.add(mnuArp);
!                 GuiNodePopMenu.add(mnuCountersMenu);
!                 mnuCountersMenu.add(mnuShowCounters);
!                 mnuCountersMenu.add(mnuResetCounters);
!                 GuiNodePopMenu.add(mnuRunCmd);
!                 GuiNodePopMenu.add(mnuPR);
!                 GuiNodePopMenu.add(mnuBreakLink);
!                 GuiNodePopMenu.add(mnuLink);
! 		GuiNodePopMenu.add(mnuProperties);
! 		
! 		
! 	}
! 	
! 
! 	
! 	
! }
--- 1,332 ----
! /*
! 
! Java Firewall Simulator (jFirewallSim)
! 
! 
! 
! Copyright (c) 2004, jFirewallSim development team All rights reserved.
! 
! 
! 
! Redistribution and use in source and binary forms, with or without modification, are
! 
! permitted provided that the following conditions are met:
! 
! 
! 
! 	- Redistributions of source code must retain the above copyright notice, this list
! 
! 	  of conditions and the following disclaimer.
! 
! 	- Redistributions in binary form must reproduce the above copyright notice, this list
! 
! 	  of conditions and the following disclaimer in the documentation and/or other
! 
! 	  materials provided with the distribution.
! 
! 	- Neither the name of the Canberra Institute of Technology nor the names of its
! 
! 	  contributors may be used to endorse or promote products derived from this software
! 
! 	  without specific prior written permission.
! 
! 
! 
! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
! 
! EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 
! OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
! 
! THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
! 
! EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 
! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 
! HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
! 
! TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
! 
! EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 
! */
! 
! package guiUI;
! 
! 
! 
! 
! 
! import java.awt.Dimension;
! 
! import java.awt.event.ActionEvent;
! 
! import java.awt.event.ActionListener;
! 
! 
! 
! import javax.swing.JMenuItem;
! 
! import javax.swing.JMenu;
! 
! 
! 
! /**
! 
!  * <P>The NetworkLayerDevice class is an abstract class used for further classification of Network </P>
! 
!  * <P>layer devices such as PC's and Routers.
! 
!  * 
! 
!  * @author VC2 Team.
! 
!  * @since 15th November 2004
! 
!  * @version v0.20
! 
!  */
! 
! 
! 
! public abstract class NetworkLayerDevice extends GuiNode {
! 
! 	
! 
! 	private JMenuItem mnuSetTCPIPProperties = new JMenuItem("Set TCP/IP Properties ...");		
! 
! 	private JMenuItem mnuSendPing = new JMenuItem("Send Ping ...");
! 
! 	private JMenuItem mnuProperties = new JMenuItem("Properties ...");
! 
!         private JMenu mnuARPMenu  = new JMenu("ARP");
! 
!         private JMenu mnuCountersMenu  = new JMenu("Counters");
! 
!         
! 
!         private JMenuItem mnuShowCounters = new JMenuItem("Show Packet Counters");
! 
!         private JMenuItem mnuResetCounters = new JMenuItem("Reset Packet Counters");
! 
!         
! 
!         private JMenuItem mnuArpStaticAdd = new JMenuItem("Add static entry to ARP table...");
! 
!         private JMenuItem mnuArpRemove = new JMenuItem("Remove entry from ARP table...");
! 
!         
! 
!         private JMenuItem mnuRunCmd = new JMenuItem("Run low-level command...");
! 
!         private JMenuItem mnuPR = new JMenuItem("Print route table");
! 
! 	private JMenuItem mnuArp = new JMenuItem("Print ARP Table");
! 
!         private JMenuItem mnuLink = new JMenuItem("Links properties");
! 
!         private JMenuItem mnuBreakLink = new JMenuItem("Break link");
! 
! 		
! 
! 	
! 
! 	/**
! 
! 	 * @param inName  The name of the Network Layer Device
! 
! 	 * @param inMainscreen	The JFrame that the router will be created on
! 
! 	 * @param imageLocation	Location of the Image used on the GUI
! 
! 	 */
! 
! 	
! 
! 	public NetworkLayerDevice(String inName, MainScreen inMainScreen, String imageLocation) {
! 
! 		super(inName, inMainScreen, imageLocation);
! 
! 		
! 
! 		mnuSetTCPIPProperties.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.setTCPIPProperties(lblNodeName.getText());
! 
! 				
! 
! 				
! 
! 			}
! 
! 		});
! 
! 		mnuSendPing.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 					controller.SendPing(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
! 		mnuArp.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.printARP(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
!                 
! 
!                 mnuArpStaticAdd.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.addStaticARP(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
!                 mnuArpRemove.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.removeARP(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
!                 mnuRunCmd.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
!                            
!                             controller.RunCmd(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
! 		mnuProperties.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.showPropertiesDialog(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
!                 mnuBreakLink.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.showBreakLinkDialog(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
!                 
! 
!                 mnuPR.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.PrintRouteTable(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
!                 mnuLink.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.showLinkDialog(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
! 
! 
!                 
! 
!                 mnuShowCounters.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.showCounters(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
!                 mnuResetCounters.addActionListener(new ActionListener(){
! 
! 			public void actionPerformed(ActionEvent e){
! 
! 				controller.resetCounters(lblNodeName.getText());
! 
! 			}
! 
! 		});
! 
!                 
! 
! 				
! 
! 		GuiNodePopMenu.add(mnuSetTCPIPProperties);
! 
! 		GuiNodePopMenu.add(mnuSendPing);
! 
!                 GuiNodePopMenu.add(mnuARPMenu);
! 
!                 mnuARPMenu.add(mnuArpStaticAdd);
! 
!                 mnuARPMenu.add(mnuArpRemove);
! 
! 		mnuARPMenu.add(mnuArp);
! 
!                 GuiNodePopMenu.add(mnuCountersMenu);
! 
!                 mnuCountersMenu.add(mnuShowCounters);
! 
!                 mnuCountersMenu.add(mnuResetCounters);
! 
!                 GuiNodePopMenu.add(mnuRunCmd);
! 
!                 GuiNodePopMenu.add(mnuPR);
! 
!                 GuiNodePopMenu.add(mnuBreakLink);
! 
!                 GuiNodePopMenu.add(mnuLink);
! 
! 		GuiNodePopMenu.add(mnuProperties);
! 
! 		
! 
! 		
! 
! 	}
! 
! 	
! 
! 
! 
! 	
! 
! 	
! 
! }
! 

Index: MainScreen.java
===================================================================
RCS file: /cvsroot/javanetsim/javaNetSim/guiUI/MainScreen.java,v
retrieving revision 1.37
retrieving revision 1.38
diff -C2 -d -r1.37 -r1.38
*** MainScreen.java	27 Feb 2006 00:49:10 -0000	1.37
--- MainScreen.java	27 Feb 2006 16:54:49 -0000	1.38
***************
*** 124,127 ****
--- 124,128 ----
  import core.protocolsuite.tcp_ip.Telnet_server;
  import core.protocolsuite.tcp_ip.Telnet_client;
+ import guiUI.RunCMD;
  
  
***************
*** 3273,3355 ****
  
          public void RunCmd(String inNodeName){
! 
!              String cmd = JOptionPane.showInputDialog(this, "Command (e.g. route print):", "Run network configure command.", JOptionPane.QUESTION_MESSAGE);
! 
!              if(cmd!=null){
! 
!                    String tokens[]=cmd.split(" ");
! 
!                    
! 
!                    if(tokens[0].contains("route")){
! 
!                       try{
! 
!                        if(tokens[1].contains("print")){
! 
!                             String routes[] = Sim.getRouteTableEntries(inNodeName);
! 
!                             this.addToConsole("IP routing table:\n" + "Destination" + "\t" + "Gateway" + "\t" + "Genmask"  + "\t" + "Type" + "\t" + "Iface\n");
! 
!                             for(int i=0; i<routes.length - 1; i++){
! 
!                                 Route_entry r = Sim.getRouteEntry(inNodeName, routes[i]);
! 
!                                 this.addToConsole(routes[i] + "\t" + r.gateway  + "\t" + r.genMask + "\t" + r.Type + "\t" + r.iFace + "\n");
! 
!                             }
! 
!                        }else if(tokens[1].contains("add")){
! 
!                             String gw = "";
! 
!                             if(tokens.length > 5) gw = tokens[5];
! 
!                             Route_entry r = new Route_entry(tokens[2], gw, tokens[4], tokens[3], 0);
! 
!                             Sim.addRoute(inNodeName, r);
! 
!                             this.addToConsole("Route added.\n");
! 
!                        }else if(tokens[1].contains("del")){
! 
!                             Sim.removeRoute(inNodeName, tokens[2]);
! 
!                             this.addToConsole("Route to " + tokens[2] + "removed.\n");
! 
!                        }else{
! 
!                             this.addToConsole("Unknown route command. Usage:\n");
! 
!                             this.addToConsole("route add (host_ip|network_ip) target_interface netmask (gateway|*) \n");
! 
!                             this.addToConsole("route del (host_ip|network_ip) \n");
! 
!                             this.addToConsole("route print \n");                            
! 
!                        }
! 
!                        }catch(ArrayIndexOutOfBoundsException e){
! 
!                             this.addToConsole("Unknown route command. Usage:\n");
! 
!                             this.addToConsole("route add (host_ip|network_ip) target_interface netmask (gateway|*) \n");
! 
!                             this.addToConsole("route del (host_ip|network_ip) \n");
! 
!                             this.addToConsole("route print \n");                            
! 
!                        }
! 
!                        
! 
!                    }else{
! 
!                        this.addToConsole("Unknown or invalid command.\n");
! 
!                    }
! 
!              }
! 
          }
  
--- 3274,3322 ----
  
          public void RunCmd(String inNodeName){
!             try{
!              RunCMD r = new RunCMD(this, (core.NetworkLayerDevice)Sim.getNode(inNodeName));
!              r.pack();
!              r.setVisible(true);
!             }
!             catch(InvalidNodeNameException e) {
!                 System.out.print(e.toString() + ": You change non-existent device!");
!             }
! //             String cmd = JOptionPane.showInputDialog(this, "Command (e.g. route print):", "Run network configure command.", JOptionPane.QUESTION_MESSAGE);
! //             if(cmd!=null){
! //                   String tokens[]=cmd.split(" ");
! //                   if(tokens[0].contains("route")){
! //                      try{
! //                       if(tokens[1].contains("print")){
! //                            String routes[] = Sim.getRouteTableEntries(inNodeName);
! //                            this.addToConsole("IP routing table:\n" + "Destination" + "\t" + "Gateway" + "\t" + "Genmask"  + "\t" + "Type" + "\t" + "Iface\n");
! //                            for(int i=0; i<routes.length - 1; i++){
! //                                Route_entry r = Sim.getRouteEntry(inNodeName, routes[i]);
! //                                this.addToConsole(routes[i] + "\t" + r.gateway  + "\t" + r.genMask + "\t" + r.Type + "\t" + r.iFace + "\n");
! //                            }
! //                       }else if(tokens[1].contains("add")){
! //                            String gw = "";
! //                            if(tokens.length > 5) gw = tokens[5];
! //                            Route_entry r = new Route_entry(tokens[2], gw, tokens[4], tokens[3], 0);
! //                            Sim.addRoute(inNodeName, r);
! //                            this.addToConsole("Route added.\n");
! //                       }else if(tokens[1].contains("del")){
! //                            Sim.removeRoute(inNodeName, tokens[2]);
! //                            this.addToConsole("Route to " + tokens[2] + "removed.\n");
! //                       }else{
! //                            this.addToConsole("Unknown route command. Usage:\n");
! //                            this.addToConsole("route add (host_ip|network_ip) target_interface netmask (gateway|*) \n");
! //                            this.addToConsole("route del (host_ip|network_ip) \n");
! //                            this.addToConsole("route print \n");                            
! //                       }
! //                       }catch(ArrayIndexOutOfBoundsException e){
! //                            this.addToConsole("Unknown route command. Usage:\n");
! //                            this.addToConsole("route add (host_ip|network_ip) target_interface netmask (gateway|*) \n");
! //                            this.addToConsole("route del (host_ip|network_ip) \n");
! //                            this.addToConsole("route print \n");                            
! //                       }
! //                   }else{
! //                       this.addToConsole("Unknown or invalid command.\n");
! //                   }
! //             }
          }
  

--- NEW FILE: RunCMD.java ---
/*
 * TelnetEmulator.java
 *
 * Created on 22 Feb 2006, 16:38
 *
 * To change this template, choose Tools | Options and locate the template under
 * the Source Creation and Management node. Right-click the template and choose
 * Open. You can then make changes to the template in the Source Editor.
 */

package guiUI;

import javax.swing.JFrame;

import javax.swing.JPanel;

import java.awt.GridBagLayout;

import javax.swing.JDialog;

import javax.swing.JLabel;

import javax.swing.JTextField;
import javax.swing.JScrollPane;

import javax.swing.JTextArea;

import java.awt.Insets;

import java.awt.GridBagConstraints;

import java.awt.BorderLayout;

import javax.swing.JButton;

import java.awt.Dimension;

import java.awt.event.ActionListener;

import java.awt.event.ActionEvent;

import javax.swing.JComboBox;

import core.Simulation;

import java.awt.event.MouseAdapter;

import java.awt.event.MouseEvent;

import java.awt.Color;

import java.awt.event.WindowAdapter;

import java.awt.event.WindowEvent;

import java.awt.event.KeyAdapter;

import java.awt.event.KeyEvent;

import java.awt.event.FocusAdapter;

import java.awt.event.FocusEvent;

import java.util.Arrays;

import java.awt.Component;

import javax.swing.SwingConstants;

import core.protocolsuite.tcp_ip.Telnet_client;  
import core.CommunicationException;
import core.LowLinkException;
import core.InvalidNetworkLayerDeviceException;
import core.TransportLayerException;

import java.awt.Font;
import java.awt.event.KeyListener;
import java.util.regex.*;

import core.protocolsuite.tcp_ip.*;
import java.util.Vector;

/**
 *
 * @author key
 */
public class RunCMD extends JFrame {  
    private JPanel panel;
    private JScrollPane scrollpane;
    private JTextArea terminal;
    private JTextField cmdline;
    private String text="";
    private KeyListener kl;
    private core.NetworkLayerDevice device;
    MainScreen parent;
    private Vector<String> history = new Vector<String>(0);
    private int pos_history=0;
    private final static int max_history = 128;
    
    /** Creates a new instance of TelnetEmulator */
    public RunCMD(MainScreen parent, core.NetworkLayerDevice dev) {
        super("Terminal");
        device = dev;
        this.parent = parent;

        panel = new JPanel();
        scrollpane = new JScrollPane();
        terminal = new JTextArea();
        cmdline = new JTextField();
        this.setContentPane(panel);
        panel.setLayout(new java.awt.BorderLayout());
        panel.add(scrollpane);
        panel.add(cmdline, BorderLayout.SOUTH);
        panel.setPreferredSize(new java.awt.Dimension(600,500));
        scrollpane.setViewportView(terminal);
        terminal.setEnabled(false);
        terminal.setEditable(true);
        terminal.setBackground(Color.BLACK);
        terminal.setForeground(Color.WHITE);
        terminal.setFont(new Font("Courier New", Font.PLAIN, 12));

        cmdline.addKeyListener( kl = new KeyAdapter(){
//        terminal.addKeyListener( kl = new KeyAdapter(){
            public void keyPressed(KeyEvent e) {
                char c = e.getKeyChar();
                switch(c) {
                    case 0x0A: {
                        if(cmdline.getText().compareTo("")!=0) {
                            if(history.size()>=max_history) history.remove(0);
                            history.add(cmdline.getText());
                            pos_history = history.size();
                        }
                        text += cmdline.getText() + "\n";
                        terminal.setText(text);
                        text += runcmd(removeSpaces(cmdline.getText()));
                        terminal.setText(text);
                        cmdline.setText("");
                        printInfo();
                        break;
                    }
                    case 0x04: {
                        exitWindow();
                        break;
                    }
                    case 0x1B: {
                        cmdline.setText("");
                        break;
                    }
                    default: {
                        if(c>=65535) {
                            int i = e.getKeyCode();
                            switch(i) {
                                case 0x26: {
                                    if(history.size()>0) {
                                        if(pos_history == history.size() && cmdline.getText().compareTo("")!=0) {
                                            if(history.size()>=max_history) history.remove(0);
                                            history.add(cmdline.getText());
                                            pos_history = history.size()-1;
                                        }
                                        if(pos_history>0) {
                                            cmdline.setText(history.get(--pos_history));
                                        }
                                        else if(pos_history>0) {
                                            cmdline.setText(history.get(pos_history-1));
                                        }
                                    }
                                    break;
                                }
                                case 0x28: {
                                    if(history.size()>0) {
                                        if(pos_history+1<history.size()) {
                                            cmdline.setText(history.get(++pos_history));
                                        }
                                    }
                                    break;
                                }
                                default: //terminal.setText(text+"\n"+Integer.toHexString(i));
                            }
                        }
                        else {
                            pos_history = history.size();
                        }
                        break;
                    }
                }
            }
        });
        
        this.addWindowListener( new java.awt.event.WindowAdapter() {
            public void windowClosing(WindowEvent winEvt) {                
                printInfo();
            }
        });
    }

    public void exitWindow() {
        printInfo();
        this.dispose();
    }
    
    public void printInfo(){
        parent.printLayerInfo(false);
        //!!!!!: add more headers here
    }
        
    private String runcmd(String cmd) {
        String out="";
        if(cmd.compareTo("")==0) {
            //nothing
        }
        else if(cmd.compareTo("?")==0 || cmd.compareToIgnoreCase("help")==0) {
            out += " route   \t show/edit route table\n";
            out += " arp     \t show/edit arp table\n";
            out += " snmp    \t on/off snmp agent\n";
            out += " counters\t show network counters\n";
            out += " quit    \t close terminal session\n";
            out += " ?       \t show this screen\n";                    
        }
        else if(cmd.compareToIgnoreCase("quit")==0) {
            this.dispose();
        }
        else {
            String tokens[]=cmd.split(" ");
            Matcher m;
            if(tokens[0].compareTo("route")==0){
                if((m=Pattern.compile(" +print$").matcher(cmd)).find()) {

                    String routes[] = device.NodeProtocolStack.getRouteTableEntries();
                    out += "IP routing table:\n" + "Destination" + "\t" + "Gateway" + "\t" + "Genmask"  + "\t" + "Type" + "\t" + "Iface\n";
                    for(int i=0; i<routes.length - 1; i++){
                        Route_entry r = device.NodeProtocolStack.getRouteTableEntry(routes[i]);
                        out += routes[i] + "\t" + r.gateway  + "\t" + r.genMask + "\t" + r.Type + "\t" + r.iFace + "\n";
                    }
                }
                else if((m=Pattern.compile(" +add +([^ ]+) +([^ ]+) +([^ ]+)( +([^ ]+|\\*))?$").matcher(cmd)).find()) {
                    if(m.group(5)!=null) {                         
                        device.NodeProtocolStack.addRoute(new Route_entry(m.group(1), m.group(5), m.group(3), m.group(2), 0));
                    }
                    else {
                        device.NodeProtocolStack.addRoute(new Route_entry(m.group(1), "", m.group(3), m.group(2), 0));
                    }
                    out+="Route added.\n";
                }
                else if((m=Pattern.compile(" +del +([^ ]+)$").matcher(cmd)).find()) {
                    device.NodeProtocolStack.removeRoute(m.group(1));
                    out+="Route to " + tokens[2] + "removed.\n";
                }
                else{
                    out+="Unknown route command. Usage:\n";
                    out+=" route add (<host ip>|<network ip>) <target interface> <netmask> [<gateway>|*]\n" + 
                         "                                                          add new route record\n";
                    out+=" route del (<host ip>|<network ip>)                       delete route record\n";
                    out+=" route print                                              print route table\n";
                }
            }
            else if(tokens[0].compareTo("snmp")==0){
                if(device instanceof core.ApplicationLayerDevice) {
                    if((m=Pattern.compile(" +(on|\\d+)( +([^ ]+))?$").matcher(cmd)).find()) {
                        int l_port=161;
                        String l_pass="public";
                        if(m.group(1).compareTo("on")!=0) l_port = Integer.parseInt(m.group(1));
                        if(m.group(3)!=null) {
                            if(m.group(3).compareTo("")!=0) l_pass = m.group(3);
                        }
                        SNMP snmpa = (SNMP) ((core.ApplicationLayerDevice)device).getApp(161);
                        try{
                            snmpa.Close();
                            snmpa.Disconnect();
                            out+="SNMP agent stoped\n";
                            snmpa.setPassword(l_pass);
                            snmpa.setPort(l_port);
                            try{
                                snmpa.Listen();
                                out+="Now SNMP agent listen on port " + String.valueOf(l_port) + "\n";
                            }
                            catch(TransportLayerException e) {
                                out+="Unable to open connection on SNMP agent\n";
                            }
                        }
                        catch(TransportLayerException e) {
                            out+="Unable to close connection on SNMP agent\n";
                        }
                    }    
                    else if((m=Pattern.compile(" +off$").matcher(cmd)).find()) {
                        SNMP snmpa = (SNMP) ((core.ApplicationLayerDevice)device).getApp(161);
                        try{
                            snmpa.Close();
                            out+="SNMP agent stoped\n";
                        }
                        catch(TransportLayerException e) {
                            out+="Unable to close connection on SNMP agent\n";
                        }
                    }
                    else {
                        out+="Unknown snmp command. Usage:\n";
                        out+=" snmp (on|<port number>) [community name]    Start SNMP agent\n";
                        out+=" snmp off                                    Stop SNMP agent\n";
                    }
                }
                else {
                    out += "Sorry, but this device not supported SNMP.\n";
                }
            }
            else if(tokens[0].compareTo("counters")==0){
                out += " Recieved IP Packets: " + Integer.valueOf(device.NodeProtocolStack.getinputIPCount()).toString() +
                    "\n Sent IP Packets: " + Integer.valueOf(device.NodeProtocolStack.getoutputIPCount()).toString() +
                    "\n ARP Packets: " + Integer.valueOf(device.NodeProtocolStack.getARPCount()).toString() + 
                    "\n Recieved TCP segments: " + Integer.valueOf(device.NodeProtocolStack.getTCPinputCount()).toString() + 
                    "\n Sent TCP segments: " + Integer.valueOf(device.NodeProtocolStack.getTCPoutputCount()).toString() + 
                    "\n Sent TCP ACK's: " + Integer.valueOf(device.NodeProtocolStack.getTCPACKCount()).toString() + 
                    "\n Sent TCP Dublicates: " + Integer.valueOf(device.NodeProtocolStack.getTCPSDCount()).toString() + 
                    "\n Recieved TCP Dublicates: " + Integer.valueOf(device.NodeProtocolStack.getTCPRDCount()).toString() + 
                    "\n Recieved UDP segments: " + Integer.valueOf(device.NodeProtocolStack.getUDPinputCount()).toString() + 
                    "\n Sent UDP segments: " + Integer.valueOf(device.NodeProtocolStack.getUDPoutputCount()).toString() +
                    "\n";
            }
            else if(tokens[0].compareTo("arp")==0){
                if((m=Pattern.compile(" +-a$").matcher(cmd)).find()) {
                    try{
                        String ArpTable[] = device.NodeProtocolStack.getARPTable();
                        for(int i=0;i<ArpTable.length;i++)
                        {
                            out += ArpTable[i] + "\n";
                        }
                    }
                    catch(Exception e)
                    {
                            //Should never get here.
                    }
                }
                else if((m=Pattern.compile(" +-d +([^ ]+)$").matcher(cmd)).find()) {
                    device.NodeProtocolStack.removeARP(m.group(1));
                    out += "Removed ARP entry for ip " + m.group(1) + "\n";
                }
                else if((m=Pattern.compile(" +-s +([^ ]+) +([^ ]+)$").matcher(cmd)).find()) {
                    device.NodeProtocolStack.addToARPStatic(m.group(1), m.group(2));
                    out += "Created new static ARP entry: " + m.group(1) + " is " + m.group(2) + "\n";
                }
                else {
                    out+="Unknown arp command. Usage:\n";
                    out+=" arp -a                               print ARP table\n";
                    out+=" arp -d <ip address>                  delete record from ARP table\n";
                    out+=" arp -s <ip address> <MAC address>    add new ARP record\n";
                }
            }
            else out = tokens[0] + ": command not found\n";
        }
        out+=device.NodeProtocolStack.getParentNodeName() + " # ";
        return out;
    }
    
    private String removeSpaces(String s) {
        while(s.startsWith(" ")) s = s.substring(1);
        while(s.endsWith(" ")) s = s.substring(0, s.length()-1);
        return s;
    }
}