import javax.swing.table.*;
import java.util.*;
class ArvuTabeliMudel extends AbstractTableModel{
   Hashtable<String, Object> hoidla=new Hashtable<String, Object>();
   public int getRowCount(){
      return 10;
   }
   public int getColumnCount(){
      return 10;
   }
   public Object getValueAt(int rida, int veerg){
      String voti=rida+","+veerg;
      if(hoidla.containsKey(voti)){
        return hoidla.get(voti);
      }
      return "Rida "+rida+", veerg "+veerg;
   }
   public boolean isCellEditable(int rida, int veerg){
      return true;
   }
   public void setValueAt(Object uus, int rida, int veerg){
      System.out.println("Reale "+rida+", veerule "+veerg+" kirjutati "+uus);
      hoidla.put(rida+","+veerg, uus);
   }
}