Get an exact match from a segment of a ByteBuufer as key
@param b The buffer @param offset The offset within the buffer of the key @param len the length of the key @return The value or null if not found
See Implementation
Get an exact match from a segment of a ByteBuufer as key
@param b The buffer @param offset The offset within the buffer of the key @param len the length of the key @return The value or null if not found