/** This is the body of the listening thread */
public void run() {
SocketAddress sender;
checkBuffer();
try {
listen:
while (isListening) {
try {
byteBuf.clear();
// temporary until we work out a better way...
// Fixed buffer size limits the maximum size of received packets
// Seems there are always limitations and a default going back to the constant
// DEFAULTBUFSIZE
byte[] buffer = new byte[getBufferSize()];
DatagramPacket dp = new DatagramPacket(buffer, buffer.length);
ms.receive(dp);
byteBuf.put(buffer);
sender = dp.getSocketAddress();
if (!isListening) break listen;
if ((target != null)) continue listen;
flipDecodeDispatch(sender);
} catch (ClosedChannelException e1) { // bye bye, we have to quit
if (isListening) {
// System.err.println( e1 );
System.err.println(
"OSCReceiver.run : " + e1.getClass().getName() + " : " + e1.getLocalizedMessage());
}
return;
} catch (IOException e1) {
if (isListening) {
System.err.println(
"OSCReceiver.run : " + e1.getClass().getName() + " : " + e1.getLocalizedMessage());
// System.err.println( new OSCException( OSCException.RECEIVE, e1.toString() ));
}
}
} // while( isListening )
} finally {
synchronized (threadSync) {
thread = null;
threadSync.notifyAll(); // stopListening() might be waiting
}
}
}
@JRubyMethod
public IRubyObject register(ThreadContext context, IRubyObject io, IRubyObject interests) {
Ruby runtime = context.getRuntime();
Channel rawChannel = RubyIO.convertToIO(context, io).getChannel();
if (!this.selector.isOpen()) {
throw context.getRuntime().newIOError("selector is closed");
}
if (!(rawChannel instanceof SelectableChannel)) {
throw runtime.newArgumentError("not a selectable IO object");
}
SelectableChannel channel = (SelectableChannel) rawChannel;
try {
channel.configureBlocking(false);
} catch (IOException ie) {
throw runtime.newIOError(ie.getLocalizedMessage());
}
int interestOps = Nio4r.symbolToInterestOps(runtime, channel, interests);
SelectionKey key;
key = this.cancelledKeys.remove(channel);
if (key != null) {
key.interestOps(interestOps);
} else {
try {
key = channel.register(this.selector, interestOps);
} catch (java.lang.IllegalArgumentException ia) {
throw runtime.newArgumentError("mode not supported for this object: " + interests);
} catch (java.nio.channels.ClosedChannelException cce) {
throw context.runtime.newIOError(cce.getLocalizedMessage());
}
}
RubyClass monitorClass = runtime.getModule("NIO").getClass("Monitor");
Monitor monitor = (Monitor) monitorClass.newInstance(context, io, interests, this, null);
monitor.setSelectionKey(key);
return monitor;
}