question: public boolean hasEmptyRow ( ) { if ( m_dataVector . size ( ) == 0 ) { return false ; } List < String > dataRow = m_dataVector . get ( m_dataVector . size ( ) - 1 ) ; for ( String s : dataRow ) { if ( s . length ( ) != 0 ) { return false ; } } return true ; }
target:  Returns true if the model has an empty row