private void jTable1MouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_jTable1MouseClicked
        ejecutor = Arancel.CASO;
        int r = jTable1.rowAtPoint(evt.getPoint());
        if (r >= 0 && r < jTable1.getRowCount()) {
            jTable1.setRowSelectionInterval(r, r);
        }
        jPopupMenu1.show(evt.getComponent(), evt.getX(), evt.getY());
    }//GEN-LAST:event_jTable1MouseClicked