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 | package systeme;
 
import com.util.Connecter;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JPanel;
 
/**
 *
 * @author Performance_Info
 */
public class graphique extends JPanel{
 
    @Override
    protected void paintComponent(Graphics g) {
        try {
            Graphics2D gr=(Graphics2D)g;
            gr.setColor(Color.white);
            gr.fillRect(0, 0, getWidth(), getHeight());
            Connection cnx=Connecter.connecter();
            PreparedStatement st=cnx.prepareStatement("select idclient,idproduit from preference ");           
            ResultSet re=st.executeQuery();
            ResultSetMetaData data=re.getMetaData();
           while(re.next())
           { for(int i=1;i<=data.getColumnCount();i++)      
                 {   for(int j=i;i<=data.getColumnCount();i++) 
                      {gr.setColor(Color.red);
                       gr.fillOval(re.getInt(i),re.getInt(j), 10, 10);
                      }
                 }
           }
 
        } catch (SQLException ex) {
            Logger.getLogger(graphique.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
 
 
} | 
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