code: public final static byte[] readByteArray(final ObjectInputStream s) throws IOException {
  		final byte[] a = new byte[readVByte(s)];
  		s.readFully(a);
  		return a;
  	}
docs: Reads a byte array prefixed by its length encoded using vByte.
  
  @param s the stream from which the array should be read.
  @return the array.