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User guide for 3.x

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There is a bug in section 1.6 Writing a Time Client, the should transfer received signed int to "unsigned int".

@Override public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) { ChannelBuffer buf = (ChannelBuffer) e.getMessage(); long currentTimeMillis = buf.readInt(); currentTimeMillis = currentTimeMillis >= 0 ? currentTimeMillis : currentTimeMillis & 0x0FFFFFFFFL; currentTimeMillis = (currentTimeMillis - 2208988800L) * 1000L; System.out.println(new Date(currentTimeMillis)); e.getChannel().close(); }

Last retrieved on 13-May-2020