@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);
}
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) {
ChannelBuffer buf;
PaxosMessage msg;
buf = (ChannelBuffer) e.getMessage();
// Read in the message string.
msg = new PaxosMessage();
msg.unSerialize(buf.array());
// Send the message upstream to the server handler.
Channels.fireMessageReceived(ctx, msg);
}
/** The server has received a message. */
@Override
public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) {
PaxosMessage msg;
// Get our consensus message and hand it back to the parent.
msg = (PaxosMessage) e.getMessage();
if (msg != null) {
// Try to get remote connection information.
// This is used if we need to update the network
// information later.
Channel channel = ctx.getChannel();
InetSocketAddress remote = (InetSocketAddress) channel.getRemoteAddress();
// Update the message with the remote address.
msg.setRemoteAddress(remote.getAddress().getHostAddress());
// Update the client.
updateCallback(msg);
// Close the channel so that we don't leak descriptors.
channel.close();
}
}