public void dispose(){
  if (p_data != null)   p_data.clear();
  p_data=null;
  m_selectedObject=null;
  m_tempData=null;
  m_loaded=false;
}

public void dispose ( ) { if ( p_data != null ) p_data . clear ( ) ; p_data = null ; m_selectedObject = null ; m_tempData = null ; m_loaded = false ; }
dispose - clear items w / o firing events
