package org.apache.haox.transport.udp;
import org.apache.haox.transport.Transport;
import org.apache.haox.transport.buffer.TransBuffer;
import org.apache.haox.transport.event.MessageEvent;
import org.apache.haox.transport.event.TransportEvent;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.DatagramChannel;
public class UdpTransport extends Transport {
private DatagramChannel channel;
protected TransBuffer recvBuffer;
public UdpTransport(DatagramChannel channel,
InetSocketAddress remoteAddress) {
super(remoteAddress);
this.channel = channel;
this.recvBuffer = new TransBuffer();
}
protected void onRecvData(ByteBuffer data) {
if (data != null) {
recvBuffer.write(data);
dispatcher.dispatch(TransportEvent.createReadableTransportEvent(this));
}
}
@Override
public void onReadable() throws IOException {
super.onReadable();
if (! recvBuffer.isEmpty()) {
ByteBuffer message = recvBuffer.read();
dispatcher.dispatch(MessageEvent.createInboundMessageEvent(this, message));
}
}
@Override
protected void sendOutMessage(ByteBuffer message) throws IOException {
channel.send(message, getRemoteAddress());
}
}