@Override
public void writeRequested(ChannelHandlerContext ctx, MessageEvent e) {
PaxosMessage msg;
ChannelBuffer sendBuf;
byte[] data;
msg = (PaxosMessage) e.getMessage(); // The original message.
// Serialize the message.
data = msg.serialize();
sendBuf = ChannelBuffers.buffer(data.length);
sendBuf.writeBytes(data); // Write the actual msg.
// Send the message upstream.
Channels.write(ctx, e.getFuture(), sendBuf);
}
