helper to decode half of a hexadecimal number from a string . concode_field_sep String path concode_elem_sep Configuration conf concode_elem_sep Map<String,List<String>> params concode_field_sep short replication concode_elem_sep String op concode_elem_sep long offset concode_elem_sep long length concode_elem_sep FsPermission permission concode_elem_sep Configuration conf concode_elem_sep String userName concode_elem_sep long blockSize concode_elem_sep String path concode_elem_sep Token<DelegationTokenIdentifier> delegationToken concode_elem_sep String param concode_elem_sep String decodeComponent concode_elem_sep String doAsUser concode_elem_sep String namenodeId concode_elem_sep boolean overwrite concode_elem_sep int bufferSize
char function ( final char arg0 ) { if ( '0' <= arg0 && arg0 <= '9' ) { return ( char ) ( arg0 - '0' ) ; } else if ( 'a' <= arg0 && arg0 <= 'f' ) { return ( char ) ( arg0 - 'a' + 10 ) ; } else if ( 'A' <= arg0 && arg0 <= 'F' ) { return ( char ) ( arg0 - 'A' + 10 ) ; } else { return Character . MAX_VALUE ; } }