private void receiveLoop() {
while (run) {
try {
buf.reserve(4, false);
in.readFully(buf.bytes(), 0, 4);
buf.length(4);
int len = buf.direct().getInt(0);
buf.reserve(len, false);
in.readFully(buf.bytes(), 0, len);
buf.length(len);
dispatcher.dispatch(buf.direct(), 0, len);
} catch (Exception e) {
stop();
if (run) {
if (exceptionHandler != null) {
exceptionHandler.error("TCP Receive Error", e);
} else {
logger.error("TcpReceiver Error", e);
}
}
}
}
}
/** @author Eric Thill */
class TcpReceiver {
private final Logger logger = LoggerFactory.getLogger(getClass());
private final GrowableBuffer buf = GrowableBuffer.allocate(1024);
private final DeserializingDispatcher dispatcher;
private final DataInputStream in;
private final ExceptionHandler exceptionHandler;
private volatile boolean run;
public TcpReceiver(
DataInputStream in,
SimpleAnnounceTransport announce,
SimpleBroadcastTransport bcast,
SimpleUnicastTransport ucast,
ExceptionHandler exceptionHandler) {
this.in = in;
this.exceptionHandler = exceptionHandler;
dispatcher = new DeserializingDispatcher(announce, bcast, ucast);
}
public void start() throws Exception {
run = true;
new Thread(this::receiveLoop, getClass().getSimpleName()).start();
}
public void stop() {
run = false;
}
private void receiveLoop() {
while (run) {
try {
buf.reserve(4, false);
in.readFully(buf.bytes(), 0, 4);
buf.length(4);
int len = buf.direct().getInt(0);
buf.reserve(len, false);
in.readFully(buf.bytes(), 0, len);
buf.length(len);
dispatcher.dispatch(buf.direct(), 0, len);
} catch (Exception e) {
stop();
if (run) {
if (exceptionHandler != null) {
exceptionHandler.error("TCP Receive Error", e);
} else {
logger.error("TcpReceiver Error", e);
}
}
}
}
}
}
