Turn nibbles to a pretty looking output string Example. [ 1, 2, 3, 4, 5 ] becomes '\x11\x23\x45' @param nibbles - getting byte of data [

Calculate the number of bytes need to encode the number @param val - number @return number of min bytes used to encode the number

Returns a number of zero bits preceding the highest-order ("leftmost") one-bit interpreting input array as a big-endian integer value

Parses 32-bytes word from given input. Uses {@link #parseBytes(byte[], int, int)} method, thus, result will be right-padded with zero bytes if there i

加载关联账户，用于并行执行时重复加载 @param oTransactionInfo @param accounts

前置执行【并行】 @param sender @param transactionInfo @throws Exception