question: public FloatColumn ( int nrows , int capacity , float defaultValue ) { super ( float . class , new Float ( defaultValue ) ) ; if ( capacity < nrows ) { throw new IllegalArgumentException ( "Capacity value can not be less than the row count." ) ; } m_values = new float [ capacity ] ; Arrays . fill ( m_values , defaultValue ) ; m_size = nrows ; }
target:  Create a new FloatColumn. 