FileDocCategorySizeDatePackage
WhoisGUI.javaAPI DocExample7106Sat Sep 09 20:34:08 BST 2000None

WhoisGUI

public class WhoisGUI extends JFrame

Fields Summary
private JTextField
searchString
private JTextArea
names
private JButton
findButton
private ButtonGroup
searchIn
private ButtonGroup
searchFor
private JCheckBox
exactMatch
private JTextField
chosenServer
private Whois
server
Constructors Summary
public WhoisGUI(Whois whois)

  
     
  
    super("Whois");
    this.server = whois;    
    Container pane = this.getContentPane();
    
    // whois.internic.net assumes a monospaced font, 72 columns across
    Font f = new Font("Monospaced", Font.PLAIN, 12);
    names.setFont(f);
    names.setEditable(false);
    
    JPanel centerPanel = new JPanel();
    centerPanel.setLayout(new GridLayout(1, 1, 10, 10));
    JScrollPane jsp = new JScrollPane(names);
    centerPanel.add(jsp);
    pane.add("Center", centerPanel);   
    
    // You don't want the buttons in the south and north
    // to fill the entire sections so add Panels there
    // and use FlowLayouts in the Panel
    JPanel northPanel = new JPanel();
    JPanel northPanelTop = new JPanel();
    northPanelTop.setLayout(new FlowLayout(FlowLayout.LEFT));
    northPanelTop.add(new JLabel("Whois: "));
    northPanelTop.add("North", searchString);
    northPanelTop.add(exactMatch);
    northPanelTop.add(findButton);
    northPanel.setLayout(new BorderLayout(2,1));
    northPanel.add("North", northPanelTop);
    JPanel northPanelBottom = new JPanel();
    northPanelBottom.setLayout(new GridLayout(1,3,5,5));
    northPanelBottom.add(initRecordType());
    northPanelBottom.add(initSearchFields());
    northPanelBottom.add(initServerChoice());
    northPanel.add("Center", northPanelBottom);

    pane.add("North", northPanel);
      
    ActionListener al = new LookupNames();  
    findButton.addActionListener(al);
    searchString.addActionListener(al);
Methods Summary
private javax.swing.JPanelinitRecordType()

  
    JPanel p = new JPanel();
    p.setLayout(new GridLayout(6, 2, 5, 2));
    p.add(new JLabel("Search for:"));
    p.add(new JLabel(""));
    
    JRadioButton any = new JRadioButton("Any", true);
    any.setActionCommand("Any");
    searchFor.add(any);
    p.add(any);

    p.add(this.makeRadioButton("Network"));
    p.add(this.makeRadioButton("Person"));
    p.add(this.makeRadioButton("Host"));
    p.add(this.makeRadioButton("Domain"));
    p.add(this.makeRadioButton("Organization"));
    p.add(this.makeRadioButton("Group"));
    p.add(this.makeRadioButton("Gateway"));
    p.add(this.makeRadioButton("ASN"));

    return p;
private javax.swing.JPanelinitSearchFields()

  
    JPanel p = new JPanel();
    p.setLayout(new GridLayout(6, 1, 5, 2));
    p.add(new JLabel("Search In: "));

    JRadioButton all = new JRadioButton("All", true);
    all.setActionCommand("All");
    searchIn.add(all);
    p.add(all);

    p.add(this.makeSearchInRadioButton("Name"));
    p.add(this.makeSearchInRadioButton("Mailbox"));
    p.add(this.makeSearchInRadioButton("Handle"));

    return p;
private javax.swing.JPanelinitServerChoice()

  
    JPanel p = new JPanel();
    p.setLayout(new GridLayout(6, 1, 5, 2));
    p.add(new JLabel("Search At: "));

    chosenServer.setText(server.getHost().getHostName());
    p.add(chosenServer);
    chosenServer.addActionListener( new ActionListener() {
      public void actionPerformed(ActionEvent evt) { 
        try {
          InetAddress newHost 
           = InetAddress.getByName(chosenServer.getText());
          Whois newServer = new Whois(newHost);
          server = newServer;  
        }
        catch (Exception e) {
          // should use an error dialog here, but that
          // doesn't teach much about networking
          chosenServer.setText(server.getHost().getHostName());
        }
      }
    } );
    
    return p;
public static voidmain(java.lang.String[] args)

  
    try {
      Whois server = new Whois();
      WhoisGUI a = new WhoisGUI(server);
      a.addWindowListener(new WindowAdapter() {
        public void windowClosing(WindowEvent e) {
          System.exit(0);
        }
      });
      a.pack();
      a.show();     
    }
    catch (UnknownHostException e) {
      System.err.println("Error: Could not locate default host "
       + Whois.DEFAULT_HOST);
      System.err.println("Check to make sure you're connected to the"
       + " Internet and that DNS is funtioning");
      System.err.println("Usage: java WhoisGUI");         
      return;        
    }
private javax.swing.JRadioButtonmakeRadioButton(java.lang.String label)

    
    JRadioButton button = new JRadioButton(label, false);
    button.setActionCommand(label);
    searchFor.add(button);
    return button;
private javax.swing.JRadioButtonmakeSearchInRadioButton(java.lang.String label)

    
    JRadioButton button = new JRadioButton(label, false);
    button.setActionCommand(label);
    searchIn.add(button);
    return button;