append
Appends the specified number of low-order bits of the specified value to this buffer. Requires 0 ≤ len ≤ 31 and 0 ≤ val < 2len.
Parameters
value
the value to append
len
the number of low-order bits in the value to take
Throws
if the value or number of bits is out of range
if appending the data would make bitLength exceed Integer.MAX_VALUE