question: get the sequence number concode_field_sep byte OP_READ_METADATA concode_elem_sep int OP_STATUS_CHECKSUM_OK concode_elem_sep long seqno concode_elem_sep int DATA_TRANSFER_VERSION concode_elem_sep short replies[] concode_elem_sep int OP_STATUS_ERROR_EXISTS concode_elem_sep int OP_STATUS_SUCCESS concode_elem_sep byte OP_WRITE_BLOCK concode_elem_sep int OP_STATUS_ERROR_INVALID concode_elem_sep byte OP_BLOCK_CHECKSUM concode_elem_sep byte OP_READ_BLOCK concode_elem_sep int OP_STATUS_ERROR_ACCESS_TOKEN concode_elem_sep int OP_STATUS_ERROR concode_elem_sep long UNKOWN_SEQNO concode_elem_sep byte OP_COPY_BLOCK concode_elem_sep byte OP_REPLACE_BLOCK concode_elem_sep int OP_STATUS_ERROR_CHECKSUM concode_field_sep void readFields concode_elem_sep short getReply concode_elem_sep String toString concode_elem_sep void write concode_elem_sep short getNumOfReplies concode_elem_sep boolean isSuccess
target: long function ( ) { return seqno ; }