public boolean channelWriteAble() {
try {
if (channel != null && channel.isWritable()) {
return true;
} else {
return false;
}
} catch (Exception e) {
return false;
}
}
private void sendNumbers(ChannelStateEvent e) {
Channel channel = e.getChannel();
while (channel.isWritable()) {
if (i <= count) {
channel.write(Integer.valueOf(i));
i++;
} else {
break;
}
}
}
@Override
public void messageReceived(ChannelHandlerContext ctx, final MessageEvent e) throws Exception {
ChannelBuffer msg = (ChannelBuffer) e.getMessage();
// System.out.println(">>> " + ChannelBuffers.hexDump(msg));
synchronized (trafficLock) {
outboundChannel.write(msg);
// If outboundChannel is saturated, do not read until notified in
// OutboundHandler.channelInterestChanged().
if (!outboundChannel.isWritable()) {
e.getChannel().setReadable(false);
}
}
}
@Override
public void run() {
Channel conn = sq.channel;
if (conn == null || !conn.isOpen()) {
PerChannelQueue.logger.error("connection missing, no outbound communication");
return;
}
while (true) {
if (!forever && sq.outbound.size() == 0) break;
try {
// block until a message is enqueued
GeneratedMessage msg = sq.outbound.take();
System.out.println("++ reply msg -> " + msg);
if (conn.isWritable()) {
boolean rtn = false;
if (channel != null && channel.isOpen() && channel.isWritable()) {
ChannelFuture cf = channel.write(msg);
// blocks on write - use listener to be async
cf.awaitUninterruptibly();
rtn = cf.isSuccess();
if (!rtn) sq.outbound.putFirst(msg);
}
} else sq.outbound.putFirst(msg);
} catch (InterruptedException ie) {
break;
} catch (Exception e) {
PerChannelQueue.logger.error("Unexpected communcation failure", e);
break;
}
}
if (!forever) {
PerChannelQueue.logger.info("connection queue closing");
}
}
/** Is the write queue full?, see {@link WriteStream#writeQueueFull} */
public boolean writeQueueFull() {
return !channel.isWritable();
}
public boolean isWritable() {
return channel.isWritable();
}
/** Is the write queue full?, see {@link WriteStream#writeQueueFull} */
public boolean writeQueueFull() {
checkThread();
return !channel.isWritable();
}
