Thread: can' stop working a part of code.plzz help

if(a&&b&&c&&d&&e)
   {  
 
       {  List<String> listem=new ArrayList<String>();
            String[] listelen1={kod.getText(),dersadi.getText(),kredi.getText(),hocaadi.getText(),soyadi.getText()};
        for(int j=0;j<listelen1.length;j++)
            {
 
         listem.add(listelen1[j]);
        }
 
            {gorunmezlistem.setText(listem.get(0)+"\n"+listem.get(1)+"\n"+listem.get(2)+"\n"+listem.get(3)+"\n"+listem.get(4));
             {kod.setText(null);             koduyari.setIcon(null);
        dersadi.setText(null);         dersuyari.setIcon(null);
        kredi.setText(null);           krediuyari.setIcon(null);
        hocaadi.setText(null);         hocaadiuyari.setIcon(null);
        soyadi.setText(null);          soyadiuyari.setIcon(null);
 
       gorunmezlistem1.equals(gorunmezlistem);}
 
            List<String> listem2=new ArrayList<String>();
            String[] listelen2={kod.getText(),dersadi.getText(),kredi.getText(),hocaadi.getText(),soyadi.getText()};
        for(int h=0;h<listelen2.length;h++)
            {
 
         listem2.add(listelen2[h]);
          jList1=new JList(listelen1);
 
 
        { gorunmezlistem.setText(null);
            gorunmezlistem2.setText(listem2.get(0)+"\n"+listem2.get(1)+"\n"+listem2.get(2)+"\n"+listem2.get(3)+"\n"+listem2.get(4));}
             kod.setText(null);             koduyari.setIcon(null);
        dersadi.setText(null);         dersuyari.setIcon(null);
        kredi.setText(null);           krediuyari.setIcon(null);
        hocaadi.setText(null);         hocaadiuyari.setIcon(null);
        soyadi.setText(null);          soyadiuyari.setIcon(null);

I want to activate gorunmezlistem 2 after gorunmezlistem runs for one time,I did everything but nothing worked

rapidshare.com/files/428012911/assignment.rar

here is my project