package accessprotectedmethod;

 import javax.swing.text.AbstractDocument;

 import javax.swing.text.Element;

 import javax.swing.text.StringContent;

 // BEGIN: public.accessor

 public class MyDocument  extends AbstractDocument {

     public MyDocument() {super(new StringContent());}

     final void writeLockAccess() {

         writeLock();

     }

 // FINISH: public.accessor

     @Override

     public Element getDefaultRootElement() {

         throw new UnsupportedOperationException("Not supported yet.");

     }

     @Override

     public Element getParagraphElement(int pos) {

         throw new UnsupportedOperationException("Not supported yet.");

     }

 }