public Collection<Object> values() {
        ArrayList<Object> tmp = new ArrayList<Object>();

        for( String attr : keySet() ) {
            tmp.add(get(attr));
        }
        return tmp;
    }
public Collection < Object > values ( ) { ArrayList < Object > tmp = new ArrayList < Object > ( ) ; for ( String attr : keySet ( ) ) { tmp . add ( get ( attr ) ) ; } return tmp ; }
@return all values in this mapping