public static void main(String[] argv) throws Exception {
Pipe[] pipes = new Pipe[PIPES_COUNT];
Pipe pipe = Pipe.open();
Pipe.SinkChannel sink = pipe.sink();
Pipe.SourceChannel source = pipe.source();
Selector sel = Selector.open();
source.configureBlocking(false);
source.register(sel, SelectionKey.OP_READ);
for (int i = 0; i < PIPES_COUNT; i++) {
pipes[i] = Pipe.open();
Pipe.SourceChannel sc = pipes[i].source();
sc.configureBlocking(false);
sc.register(sel, SelectionKey.OP_READ);
Pipe.SinkChannel sc2 = pipes[i].sink();
sc2.configureBlocking(false);
sc2.register(sel, SelectionKey.OP_WRITE);
}
for (int i = 0; i < LOOPS; i++) {
sink.write(ByteBuffer.allocate(BUF_SIZE));
int x = sel.selectNow();
sel.selectedKeys().clear();
source.read(ByteBuffer.allocate(BUF_SIZE));
}
for (int i = 0; i < PIPES_COUNT; i++) {
pipes[i].sink().close();
pipes[i].source().close();
}
pipe.sink().close();
pipe.source().close();
sel.close();
}
public PingClient() throws IOException {
selector = Selector.open();
Connector connector = new Connector();
Printer printer = new Printer();
connector.start();
printer.start();
receiveTarget();
}
public Overlord() {
try {
selector = Selector.open();
queue = new ConcurrentLinkedQueue<Communicator>();
// open the pipe and register it with our selector
pipe = Pipe.open();
pipe.sink().configureBlocking(false);
pipe.source().configureBlocking(false);
pipe.source().register(selector, SelectionKey.OP_READ);
} catch (IOException e) {
throw new RuntimeException("select() failed");
}
}
public static void main(String[] args) {
port[0] = -1;
try {
reader = new BufferedReader(new InputStreamReader(System.in));
clients = new LinkedHashMap<String, SocketChannel>();
selector = Selector.open();
List<SocketChannel> anonymousClients = new ArrayList<SocketChannel>();
serverSocket = ServerSocketChannel.open();
serverSocket.configureBlocking(false);
while (true) {
readCommand();
checkClients(anonymousClients);
}
} catch (Exception expt) {
Utils.printErrorAndExit("Error: " + expt.getMessage());
}
}
public ServerThread() throws IOException {
setName("DefaultTCPTransportMapping_" + getAddress());
buf = new byte[getMaxInboundMessageSize()];
// Selector for incoming requests
selector = Selector.open();
if (serverEnabled) {
// Create a new server socket and set to non blocking mode
ssc = ServerSocketChannel.open();
ssc.configureBlocking(false);
// Bind the server socket
InetSocketAddress isa =
new InetSocketAddress(tcpAddress.getInetAddress(), tcpAddress.getPort());
ssc.socket().bind(isa);
// Register accepts on the server socket with the selector. This
// step tells the selector that the socket wants to be put on the
// ready list when accept operations occur, so allowing multiplexed
// non-blocking I/O to take place.
ssc.register(selector, SelectionKey.OP_ACCEPT);
}
}
public void run() {
try {
mySelector = Selector.open();
bRunReactor = true;
} catch (IOException e) {
throw new RuntimeException("Could not open selector", e);
}
while (bRunReactor) {
runLoopbreaks();
if (!bRunReactor) break;
runTimers();
if (!bRunReactor) break;
removeUnboundConnections();
checkIO();
addNewConnections();
processIO();
}
close();
}
private void go() throws IOException {
// Create a new selector
Selector selector = Selector.open();
// Open a listener on each port, and register each one
// with the selector
for (int i = 0; i < ports.length; ++i) {
ServerSocketChannel ssc = ServerSocketChannel.open();
ssc.configureBlocking(false);
ServerSocket ss = ssc.socket();
InetSocketAddress address = new InetSocketAddress(ports[i]);
ss.bind(address);
SelectionKey key = ssc.register(selector, SelectionKey.OP_ACCEPT);
System.out.println("Going to listen on " + ports[i]);
}
while (true) {
int num = selector.select();
Set selectedKeys = selector.selectedKeys();
Iterator it = selectedKeys.iterator();
while (it.hasNext()) {
SelectionKey key = (SelectionKey) it.next();
if ((key.readyOps() & SelectionKey.OP_ACCEPT) == SelectionKey.OP_ACCEPT) {
// Accept the new connection
ServerSocketChannel ssc = (ServerSocketChannel) key.channel();
SocketChannel sc = ssc.accept();
sc.configureBlocking(false);
// Add the new connection to the selector
SelectionKey newKey = sc.register(selector, SelectionKey.OP_READ);
it.remove();
System.out.println("Got connection from " + sc);
} else if ((key.readyOps() & SelectionKey.OP_READ) == SelectionKey.OP_READ) {
// Read the data
SocketChannel sc = (SocketChannel) key.channel();
// Echo data
int bytesEchoed = 0;
while (true) {
echoBuffer.clear();
int r = sc.read(echoBuffer);
if (r <= 0) {
break;
}
echoBuffer.flip();
sc.write(echoBuffer);
bytesEchoed += r;
}
System.out.println("Echoed " + bytesEchoed + " from " + sc);
it.remove();
}
}
// System.out.println( "going to clear" );
// selectedKeys.clear();
// System.out.println( "cleared" );
}
}
Dispatcher1() throws IOException {
sel = Selector.open();
}
Connector(Printer pr) throws IOException {
printer = pr;
sel = Selector.open();
setName("Connector");
}
