code: public long readBELong() throws IOException {
  		return EndianNumbers.toBELong(read(), read(), read(), read(), read(), read(), read(), read());
  	}
docs: Read a Big Endian long on 8 bytes.
  
  <p>According to the contract of {@link DataInput#readLong()} this function is equivalent to.
  
  @return the value red from the input stream
  @throws IOException on error.