question: public void fillComboBox ( boolean mandatory , boolean onlyValidated , boolean onlyActive , boolean temporary ) { long startTime = System . currentTimeMillis ( ) ; m_loaded = false ; if ( temporary ) { int size = p_data . size ( ) ; m_tempData = new Object [ size ] ; p_data . toArray ( m_tempData ) ; } Object obj = m_selectedObject ; p_data . clear ( ) ; p_data = getData ( mandatory , onlyValidated , onlyActive , temporary ) ; if ( obj != m_selectedObject ) { log . finest ( getColumnName ( ) + ": SelectedValue Changed=" + obj + "->" + m_selectedObject ) ; obj = m_selectedObject ; } m_loaded = true ; fireContentsChanged ( this , 0 , p_data . size ( ) ) ; if ( p_data . size ( ) == 0 ) log . fine ( getColumnName ( ) + ": #0 - ms=" + String . valueOf ( System . currentTimeMillis ( ) - startTime ) ) ; else log . fine ( getColumnName ( ) + ": #" + p_data . size ( ) + " - ms=" + String . valueOf ( System . currentTimeMillis ( ) - startTime ) ) ; }
target:  Fill ComboBox with lookup data (async using Worker). - try to maintain selected item