code: @Pure
  	public static int toBEInt(int b1, int b2, int b3, int b4) {
          return ((b1 & 0xFF) << 24) + ((b2 & 0xFF) << 16) + ((b3 & 0xFF) << 8) + (b4 & 0xFF);
      }
docs: Converting four bytes to a Big Endian integer.
  
  @param b1 the first byte.
  @param b2 the second byte.
  @param b3 the third byte.
  @param b4 the fourth byte.
  @return the conversion result