class PersonServant extends zahlungsverhalten._personImplBase {

	 public String name;
	 public String vorname;
	 public double schulden;	
	
	public PersonServant() {
		this.name="";
		this.vorname="";
		this.schulden=0.0;
	}
	
	public String name() {
		return this.name;
	}
	
	public void name(String name) {
		this.name=name;
	}
	
	public String vorname() {
		return this.vorname;
	}
	
	public void vorname(String vorname) {
		this.vorname=vorname;
	}	
	
	public double schulden() {
		return this.schulden;
	}
	
	public void schulden(double schulden) {
		this.schulden=schulden;
	}	
}//end of class PersonServant





class VerhaltenServant extends zahlungsverhalten._zahlungenImplBase {

	PersonServant pers=new PersonServant();
	
	public person getperson(String name,String vorname) {
	 
		try {
		
			int i=0;
     String strQuery="Select * From tabelle1 WHERE     
     name='"+name+"'"+" AND vorname='"+vorname+"'";
	  VerhaltenConnection con=new    
        VerhaltenConnection("tabelle1",strQuery);
			ResultSet rs=con.getResultSet();
			if (! rs.wasNull()) {
				while (rs.next()) {
					pers.name(rs.getString(2));
					pers.vorname(rs.getString(3));
					pers.schulden(rs.getDouble(4));
					i++;
				}
			}
			if (i==0) {
				pers.name(name);
				pers.vorname(vorname);
				pers.schulden(0.0);
			}
		
		}
		catch (SQLException e) {
		System.out.println("SQL-Fehler"+e.toString());
		}
		return pers;	
	}
	}//end of class VerhaltenServant





public class server1 {

    public static void main(String args[])
    {
	try{
	
	    // create and initialize the ORB
	    org.omg.CORBA.ORB orb = org.omg.CORBA.ORB.init(args, 
					null);

	    // create servant and register it with the ORB
	    VerhaltenServant Ref = new VerhaltenServant();
	    orb.connect(Ref);

	    // get the root naming context
	    org.omg.CORBA.Object objRef = 
					orb.resolve_initial_references("NameService");
    NamingContext ncRef = 
				NamingContextHelper.narrow(objRef);

	    // bind the Object Reference in Naming
	    NameComponent nc = new NameComponent("Verhalten", 
					"");
	    NameComponent path[] = {nc};
	    ncRef.rebind(path, Ref);
			 System.out.println("SchuldenServer laueft");
	   
			 // wait for invocations from clients
      java.lang.Object sync = new 
					java.lang.Object();
      synchronized (sync) {
            sync.wait();
      }

	} catch (Exception e) {
	    System.err.println("ERROR: " + e);
	    e.printStackTrace(System.out);
	}
}
}//end of class server1





import zahlungsverhalten.*;
import org.omg.CosNaming.*;
import org.omg.CORBA.*;





class client1 {

	person pers;


   public client1(String name,String vorname) {
	 	try{
	    // create and initialize the ORB
	    String args1[]={"-
					ORBInitialHost","111.111.111.113","-
					ORBInitialPort","1050"};
	    ORB orb = ORB.init(args1, null);

      // get the root naming context
      org.omg.CORBA.Object objRef = 
					orb.resolve_initial_references("NameService");
      NamingContext ncRef = 
					NamingContextHelper.narrow(objRef);
 
      // resolve the Object Reference in Naming
      NameComponent nc = new NameComponent("Verhalten", 
					"");
      NameComponent path[] = {nc};
   zahlungen Ref = 
			zahlungenHelper.narrow(ncRef.resolve(path));

	    // call the hello server object 
	    pers = Ref.getperson(name,vorname);    	 

	} catch (Exception e) {
	    System.out.println("ERROR : " + e) ;
	    e.printStackTrace(System.out);
	}
	
}

}//end of class client1





import zahlungsverhalten.*;
import kontostand.*;
import org.omg.CosNaming.*;
import org.omg.CORBA.*;
import java.awt.*;
import java.awt.event.*;
import java.applet.*;

public class client extends Applet implements WindowListener {
	Button button1=new Button("Schulden");
	Button button2=new Button("Guthaben");
	TextField tf1=new TextField(20);
	TextField tf2=new TextField(20);
	TextField tf3=new TextField(10);
	TextField tf4=new TextField(10);
	Panel panel1=new Panel();
	Panel panel2=new Panel();
	Panel panel3=new Panel();
	Image im;
	BildCanvas imgCanvas;

	
	public void windowClosing(WindowEvent e) {
		System.exit(0);
	}
	
	//Rest der Window-Events nicht beachten
		public void windowOpened(WindowEvent e) {}
		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 init() {
	  im=this.getImage(this.getDocumentBase(),"java.gif");
 		imgCanvas=new BildCanvas(im); //
		setBackground(Color.lightGray);			
		this.setLayout(new GridLayout(3,1));
		panel1.setLayout(new BorderLayout());		
  	panel1.add("Center",imgCanvas);  
		panel2.add(button1);
		panel2.add(button2);
		panel3.setLayout(new GridLayout(2,4,10,10));
		panel3.add(new Label("Name    :"));		
		panel3.add(tf1);
		panel3.add(new Label("Vorname :"));
		panel3.add(tf2);
		panel3.add(new Label("Schulden:"));
		panel3.add(tf3);
		panel3.add(new Label("Guthaben:"));
		panel3.add(tf4);
		this.add(panel1);
		this.add(panel2);
		this.add(panel3);
		ButtonListener buttonHandler=new ButtonListener(this);
		button1.addActionListener(buttonHandler);
		button2.addActionListener(buttonHandler);		
	}	
}//end of class client

class BildCanvas extends Canvas {
	Image i,i2;
		
	public BildCanvas(Image i) {		//Konstruktor
		this.i=i;		
	}
	
	public void paint(Graphics g) {
		Graphics imgg;
		
		//Bild auf die GrӇe des Canvas skalieren
		g.drawImage(i,50,0,40,40,this);
		g.drawImage(i,350,0,50,50,this);
		Font f=new Font("Times New Roman",Font.BOLD,24);
		FontMetrics fm=getFontMetrics(f);
		g.setColor(Color.red);
		g.drawLine(10,10,400,10);		
		g.setFont(f);
		g.drawString("Java",200,20);
		g.drawString("R. Tusche",400,60);
		f=new Font("Times New Roman",Font.BOLD,24);
		fm=getFontMetrics(f);
   g.setFont(f);
   g.setColor(Color.blue);
		g.drawString("CORBA - DEMO",100,40);
		g.setColor(Color.yellow);
		g.draw3DRect(300,20,30,20,true);
	}		
}//end of class BildCanvas





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

public class ButtonListener implements ActionListener {
		client app;

	public ButtonListener(client app) {
		this.app=app;
		}
		
	public void actionPerformed(ActionEvent e) {
		if (e.getActionCommand().equals("Schulden")) {
			String name=app.tf1.getText();
			String vorname=app.tf2.getText();
			client1 cl=new client1(name,vorname);
			name=cl.pers.name();
     vorname=cl.pers.vorname();
	   double schulden=cl.pers.schulden();
	   app.tf3.setText(""+schulden);	    
		}
		
		if (e.getActionCommand().equals("Guthaben")) {
			String name=app.tf1.getText();
			String vorname=app.tf2.getText();
			client2 cl2=new client2(name,vorname);
			name=cl2.pers1.name();
	    vorname=cl2.pers1.vorname();
	    double guthaben=cl2.pers1.guthaben();
	    app.tf4.setText(""+guthaben);
		}	
	}	
}//end of class ButtonListener