question: public static String readStringFixedSize ( final DataInput in , int size ) throws IOException { byte [ ] b = new byte [ size ] ; in . readFully ( b ) ; int n = b . length ; while ( n > 0 && b [ n - 1 ] == 0 ) -- n ; return toString ( b , 0 , n ) ; }
target:  Reads a fixed-size field and interprets it as a string padded with zeros.