Java

gayuit06 wrote:

ya i hv an idea to do with jgraph since i need tree visualization
s it possible to do with dat...
if u hv any idea reg ths pls send me

gayuit06 wrote:

then tell me the other java packages that are necessary for building the decision tree
and also if possible give me some sample code to build firewall decision diagram

BufferedReader in = new BufferedReader(new FileReader("test.txt"));
String str;
while ((str = in.readLine()) != null)
{
	System.out.format("%s%n", str);
}
in.close();

temp = bufferedReader.readLine();
if(temp==null)

yogeshs wrote:

The only difference is that u are directly using in while loop amd i assigning variable.

Jordanwb wrote:

jordanwb@jordanwb-laptop:/media/DEFB-0C36/PhpDesigner$ java PhpDesigner.jar

java -jar PhpDesigner.jar

jordanwb@jordanwb-laptop:/media/DEFB-0C36/PhpDesigner$ java -jar PhpDesigner.jar 
Exception in thread "main" java.lang.NoSuchMethodError: main

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import java.util.*;

public class MainWindow extends JFrame implements ActionListener
{
    private JMenuBar main_menu;
    
    private JMenu file_menu;
    private JMenuItem new_project, open_project, save_project, save_project_as, quit;
    
    private JMenu objects_menu;
    private JMenuItem add_folder, add_file, add_class, add_interface, add_function, add_parameter, add_field;
    
    private JPanel php_object_manager;
    
    public MainWindow()
    {
        super ("PhpDesigner");
        
        this.setSize (800, 600);
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        
        /* Set up main menu */
        /* Set up file menu */
        this.new_project = new JMenuItem("New Project", new ImageIcon ("./Images/document-new.png"));
        this.new_project.addActionListener (this);
        
        this.open_project = new JMenuItem("Open Project", new ImageIcon ("./Images/document-open.png"));
        this.open_project.addActionListener (this);
        
        this.save_project = new JMenuItem("Save Project", new ImageIcon ("./Images/document-save.png"));
        this.save_project.addActionListener (this);
        
        this.save_project_as = new JMenuItem("Save Project As", new ImageIcon ("./Images/document-save-as.png"));
        this.save_project_as.addActionListener (this);
        
        this.quit = new JMenuItem("Quit", new ImageIcon ("./Images/system-log-out.png"));
        this.quit.addActionListener (this);
        
        this.file_menu = new JMenu ("File");
        this.file_menu.add (this.new_project);
        this.file_menu.addSeparator();
        this.file_menu.add (this.open_project);
        this.file_menu.add (this.save_project);
        this.file_menu.add (this.save_project_as);
        this.file_menu.addSeparator();
        this.file_menu.add (this.quit);
        
        this.main_menu = new JMenuBar ();
        this.main_menu.add (this.file_menu);
        
        this.getContentPane().add (this.main_menu, BorderLayout.NORTH);
        /* End of setting up file menu */
        /* Set up Objects menu */
        
        this.add_folder = new JMenuItem ("Add Folder");
        this.add_file = new JMenuItem ("Add File");
        this.add_class = new JMenuItem ("Add Class");
        this.add_interface = new JMenuItem ("Add Interface");
        this.add_function = new JMenuItem ("Add Function");
        this.add_parameter = new JMenuItem ("Add Parameter");
        this.add_field = new JMenuItem ("Add Field");
        
        this.objects_menu = new JMenu ("Objects");
        this.objects_menu.add (this.add_folder);
        this.objects_menu.add (this.add_file);
        this.objects_menu.add (this.add_class);
        this.objects_menu.add (this.add_interface);
        this.objects_menu.add (this.add_function);
        this.objects_menu.add (this.add_parameter);
        
        this.main_menu.add (this.objects_menu);
        /* End of setting up objects menu */
        /* End of setting up main menu */
                
        this.setVisible (true);
    }
    
    public void actionPerformed(ActionEvent e)
    {
        Object source = e.getSource ();
        
        if (source == this.new_project) {  }
        else if (source == this.save_project) {  }
        else if (source == this.save_project_as) {  }
        else if (source == this.quit)
        {
            System.exit(0);
        }
    }
    
    public static void main ()
    {
        new MainWindow ();
    }
}

Jordanwb wrote:

I used BlueJ

Main-Class:MainWindow

Jordanwb wrote:

It sortof makes sense.