invokes command for preparing train concode_field_sep Command _constructCommand concode_elem_sep Command _calculateWmPrecisionCommand concode_elem_sep Command _constructWmCommand concode_elem_sep Command _prepareTrainCommand concode_field_sep void calculateWmPrecision concode_elem_sep void construct concode_elem_sep void constructWm
void function ( ) { this . _prepareTrainCommand . execute ( ) ; }