public void test_getReuseAddress() throws Exception {
ServerSocket theSocket = new ServerSocket();
theSocket.setReuseAddress(true);
assertTrue("getReuseAddress false when it should be true", theSocket.getReuseAddress());
theSocket.setReuseAddress(false);
assertFalse("getReuseAddress true when it should be False", theSocket.getReuseAddress());
}
void ServerSocketTests() throws Exception {
ServerSocket s1 = new ServerSocket();
test("ServerSocket.setReuseAddress(true)");
s1.setReuseAddress(true);
check(s1.getReuseAddress());
test("Socket.setReuseAddress(false)");
s1.setReuseAddress(false);
check(!s1.getReuseAddress());
/* bind to any port */
s1.bind(new InetSocketAddress(0));
test("Binding ServerSocket to port already in use should throw " + "a BindException");
ServerSocket s2 = new ServerSocket();
try {
s2.bind(new InetSocketAddress(s1.getLocalPort()));
failed();
} catch (BindException e) {
passed();
}
s2.close();
s1.close();
}
private static boolean available(int port) {
if (port <= 0) {
throw new IllegalArgumentException("Invalid start port: " + port);
}
ServerSocket ss = null;
DatagramSocket ds = null;
try {
ss = new ServerSocket(port);
ss.setReuseAddress(true);
ds = new DatagramSocket(port);
ds.setReuseAddress(true);
return true;
} catch (IOException e) {
LogKit.logNothing(e);
} finally {
if (ds != null) {
ds.close();
}
if (ss != null) {
try {
ss.close();
} catch (IOException e) {
// should not be thrown, just detect port available.
LogKit.logNothing(e);
}
}
}
return false;
}
/** {@inheritDoc} */
@Override
public AsyncServerSocketChannelImpl setOption(SocketOption name, Object value)
throws IOException {
if (!(name instanceof StandardSocketOption)) {
throw new IllegalArgumentException("Unsupported option " + name);
}
if (value == null || !name.type().isAssignableFrom(value.getClass())) {
throw new IllegalArgumentException("Bad parameter for " + name);
}
StandardSocketOption stdOpt = (StandardSocketOption) name;
final ServerSocket socket = channel.socket();
try {
switch (stdOpt) {
case SO_RCVBUF:
socket.setReceiveBufferSize(((Integer) value).intValue());
break;
case SO_REUSEADDR:
socket.setReuseAddress(((Boolean) value).booleanValue());
break;
default:
throw new IllegalArgumentException("Unsupported option " + name);
}
} catch (SocketException e) {
if (socket.isClosed()) {
throw Util.initCause(new ClosedChannelException(), e);
}
throw e;
}
return this;
}
public static ServerAddress startThreadPoolServer(
InetSocketAddress address,
TProcessor processor,
String serverName,
String threadName,
int numThreads)
throws TTransportException {
// if port is zero, then we must bind to get the port number
ServerSocket sock;
try {
sock = ServerSocketChannel.open().socket();
sock.setReuseAddress(true);
sock.bind(address);
address = new InetSocketAddress(address.getHostName(), sock.getLocalPort());
} catch (IOException ex) {
throw new TTransportException(ex);
}
TServerTransport transport = new TBufferedServerSocket(sock, 32 * 1024);
TThreadPoolServer.Args options = new TThreadPoolServer.Args(transport);
options.protocolFactory(ThriftUtil.protocolFactory());
options.transportFactory(ThriftUtil.transportFactory());
options.processorFactory(new ClientInfoProcessorFactory(processor));
return new ServerAddress(new TThreadPoolServer(options), address);
}
SelectableChannel doConnect() throws IOException, InterruptedException {
final ServerSocketChannel serverChannel = ServerSocketChannel.open();
serverChannel.socket().setReceiveBufferSize(BUFFER_SIZE);
serverChannel.configureBlocking(false);
final ServerSocket serverSocket = serverChannel.socket();
serverSocket.setReuseAddress(true);
serverSocket.bind(details.address());
// these can be run on this thread
addPendingRegistration(
new Runnable() {
@Override
public void run() {
final Attached attached = new Attached();
attached.connector = ServerConnector.this;
try {
serverChannel.register(TcpReplicator.this.selector, OP_ACCEPT, attached);
} catch (ClosedChannelException e) {
LOG.error("", e);
}
}
});
selector.wakeup();
return serverChannel;
}
/**
* Checks to see if a specific port is available.
*
* @param port the port to check for availability
* @return <tt>true</tt> if the port is available, <tt>false</tt> otherwise
*/
public boolean available(int port) {
if (port < fromPort || port > toPort) {
throw new IllegalArgumentException("Port outside port range: " + port);
}
ServerSocket ss = null;
DatagramSocket ds = null;
try {
ss = new ServerSocket(port);
ss.setReuseAddress(true);
ds = new DatagramSocket(port);
ds.setReuseAddress(true);
return true;
} catch (IOException ignored) {
/* checkstyle drives me nuts */
} finally {
if (ds != null) {
ds.close();
}
if (ss != null) {
try {
ss.close();
} catch (IOException ignored) {
/* checkstyle drives me nuts */
}
}
}
return false;
}
private LauncherServer() throws IOException {
this.refCount = new AtomicLong(0);
ServerSocket server = new ServerSocket();
try {
server.setReuseAddress(true);
server.bind(new InetSocketAddress(InetAddress.getLoopbackAddress(), 0));
this.clients = new ArrayList<>();
this.threadIds = new AtomicLong();
this.factory = new NamedThreadFactory(THREAD_NAME_FMT);
this.pending = new ConcurrentHashMap<>();
this.timeoutTimer = new Timer("LauncherServer-TimeoutTimer", true);
this.server = server;
this.running = true;
this.serverThread =
factory.newThread(
new Runnable() {
@Override
public void run() {
acceptConnections();
}
});
serverThread.start();
} catch (IOException ioe) {
close();
throw ioe;
} catch (Exception e) {
close();
throw new IOException(e);
}
}
protected BlockingConnection connect(boolean ultrapeer) throws Exception {
ServerSocket ss = new ServerSocket();
ss.setReuseAddress(true);
ss.bind(new InetSocketAddress(0));
connectionServices.connectToHostAsynchronously(
"127.0.0.1", ss.getLocalPort(), ConnectType.PLAIN);
Socket socket = ss.accept();
ss.close();
socket.setSoTimeout(3000);
InputStream in = socket.getInputStream();
String word = IOUtils.readWord(in, 9);
if (!word.equals("GNUTELLA")) throw new IOException("Bad word: " + word);
HandshakeResponder responder;
if (ultrapeer) {
responder = new UltrapeerResponder();
} else {
responder = new OldResponder();
}
BlockingConnection con = blockingConnectionFactory.createConnection(socket);
con.initialize(null, responder, 1000);
replyToPing(con, ultrapeer);
return con;
}
private void run() throws IOException {
ServerSocket serverSocket = new ServerSocket(8888);
serverSocket.setReuseAddress(true);
Socket socket = serverSocket.accept();
new SpdyConnection.Builder(false, socket).handler(this).build();
}
public void connectAndFormStreams() throws Exception {
serverSocket = new ServerSocket();
serverSocket.setReuseAddress(true);
serverSocket.bind(new InetSocketAddress(listeningPortNumber));
while (!Thread.interrupted()) {
Log.i("Connect", "Before accept()");
s = serverSocket.accept();
Log.i("Connect", "after accept");
is = s.getInputStream();
InputStreamReader isr = new InputStreamReader(is);
br = new BufferedReader(isr);
Thread serverThread = new Thread(this);
serverThread.start();
}
s.close();
serverSocket.close();
}
/**
* checks if a specific port is available.
*
* @param port the port to check for availability
*/
public static boolean isPortAvailable(int port) {
if (port < 0 || port > 65535) {
throw new IllegalArgumentException("Invalid start port: " + port);
}
ServerSocket ss = null;
DatagramSocket ds = null;
try {
ss = new ServerSocket(port);
ss.setReuseAddress(true);
ds = new DatagramSocket(port);
ds.setReuseAddress(true);
return true;
} catch (IOException e) {
return false;
} finally {
if (ds != null) {
ds.close();
}
if (ss != null) {
try {
ss.close();
} catch (IOException e) {
/* should not be thrown */
}
}
}
}
/**
* Checks to see if a specific port is available.
*
* @param port the port to check for availability
*/
private boolean available(int port) {
if (port < MIN_PORT_NUMBER || port > MAX_PORT_NUMBER) {
throw new IllegalArgumentException("Invalid start port: " + port);
}
ServerSocket ss = null;
DatagramSocket ds = null;
try {
ss = new ServerSocket(port);
ss.setReuseAddress(true);
ds = new DatagramSocket(port);
ds.setReuseAddress(true);
return true;
} catch (IOException e) {
} finally {
if (ds != null) {
ds.close();
}
if (ss != null) {
try {
ss.close();
} catch (IOException e) {
/* should not be thrown */
}
}
}
return false;
}
/**
* For finding the free port available.
*
* @return
*/
private static int findFreePort() {
ServerSocket socket = null;
try {
socket = new ServerSocket(0);
socket.setReuseAddress(true);
int port = socket.getLocalPort();
try {
socket.close();
} catch (IOException e) {
// Ignore IOException on close()
}
return port;
} catch (Exception e) {
// Ignore
} finally {
if (socket != null) {
try {
socket.close();
} catch (IOException e) {
throw new RuntimeException(e);
}
}
}
return 2181;
}
private int[] getRandomPorts(int numberOfPorts) {
IntHashSet ports = new IntHashSet();
int nextPort = randomIntBetween(49152, 65535);
for (int i = 0; i < numberOfPorts; i++) {
boolean foundPortInRange = false;
while (!foundPortInRange) {
if (!ports.contains(nextPort)) {
logger.debug("looking to see if port [{}]is available", nextPort);
try (ServerSocket serverSocket = new ServerSocket()) {
// Set SO_REUSEADDR as we may bind here and not be able
// to reuse the address immediately without it.
serverSocket.setReuseAddress(NetworkUtils.defaultReuseAddress());
serverSocket.bind(new InetSocketAddress(nextPort));
// bind was a success
logger.debug("port [{}] available.", nextPort);
foundPortInRange = true;
ports.add(nextPort);
} catch (IOException e) {
// Do nothing
logger.debug("port [{}] not available.", e, nextPort);
}
}
nextPort = randomIntBetween(49152, 65535);
}
}
return ports.toArray();
}
private ServerSocket findFreeSocket() {
ServerSocket socket = null;
try {
socket = new ServerSocket(0);
socket.setReuseAddress(true);
return socket;
} catch (IOException e) {
throw new IllegalStateException("No sockets available for assignment");
}
}
private void preSetup() throws SocketException, IOException {
SSLServerSocketFactory serverSocketFactory = sslContext.getServerSocketFactory();
serverSocket = serverSocketFactory.createServerSocket(port);
serverSocket.setReuseAddress(true);
// if (cipherSuites != null) {
// ((SSLServerSocket)
// serverSocket).setEnabledCipherSuites(cipherSuites);
// }
LOGGER.debug("|| presetup successful");
}
public static int getAvailablePort() {
try {
ServerSocket s = new ServerSocket(0);
s.setReuseAddress(true);
s.close();
return s.getLocalPort();
} catch (IOException e) {
throw new IllegalStateException("Failed to find an available port", e);
}
}
public boolean recieveFile(String FilePly) {
try {
if (TCPSeverSocket == null) {
TCPSeverSocket = new ServerSocket();
TCPSeverSocket.setReuseAddress(true);
TCPSeverSocket.bind(new InetSocketAddress(DATAPORT));
}
while (true) {
Log.d("recieveFile", "b4 accept");
Socket sock = TCPSeverSocket.accept();
Log.d("recieveFile", "data coming");
ByteBuffer b = ByteBuffer.allocate(4);
byte[] flarray = b.array();
InputStream is = sock.getInputStream();
FileOutputStream fos = new FileOutputStream(FilePly);
BufferedOutputStream bos = new BufferedOutputStream(fos);
int reclen = is.read(flarray, 0, flarray.length);
ByteBuffer buf = ByteBuffer.wrap(flarray);
// buf.order(ByteOrder.BIG_ENDIAN);
int filelen = buf.getInt();
Log.d("recieveFile", "file len" + Integer.toString(filelen));
byte[] mybytearray = new byte[filelen];
int bytesRead = 0;
while (true) {
int thisRead = is.read(mybytearray, bytesRead, mybytearray.length - bytesRead);
bos.write(mybytearray, bytesRead, thisRead);
bytesRead += thisRead;
if (bytesRead == mybytearray.length) break;
}
bos.flush();
bos.close();
sock.close();
Message dMessage = new Message();
dMessage.what = 0x4;
dMessage.obj = "receive file for len" + Integer.toString(bytesRead);
maininstance.gethandler().sendMessage(dMessage);
// File filenew = new File(mFilePly);
// int file_size = Integer.parseInt(String.valueOf(filenew.length()));
// Log.d("recieveFile", "file receive Ok"+Integer.toString(file_size));
// onPlay(playing);//play that
Log.d("recieveFile", "file playing OK");
}
} catch (Exception ex) {
Log.e("Socket exception in receive file", ex.toString(), ex);
}
return true;
}
/** {@inheritDoc} */
@Override
protected ServerSocketChannel open(SocketAddress localAddress) throws Exception {
// Creates the listening ServerSocket
ServerSocketChannel channel = null;
if (selectorProvider != null) {
channel = selectorProvider.openServerSocketChannel();
} else {
channel = ServerSocketChannel.open();
}
boolean success = false;
try {
// This is a non blocking socket channel
channel.configureBlocking(false);
// Configure the server socket,
ServerSocket socket = channel.socket();
// Set the reuseAddress flag accordingly with the setting
socket.setReuseAddress(isReuseAddress());
// and bind.
try {
socket.bind(localAddress, getBacklog());
} catch (IOException ioe) {
// Add some info regarding the address we try to bind to the
// message
String newMessage =
"Error while binding on "
+ localAddress
+ "\n"
+ "original message : "
+ ioe.getMessage();
Exception e = new IOException(newMessage);
e.initCause(ioe.getCause());
// And close the channel
channel.close();
throw e;
}
// Register the channel within the selector for ACCEPT event
channel.register(selector, SelectionKey.OP_ACCEPT);
success = true;
} finally {
if (!success) {
close(channel);
}
}
return channel;
}
private static Integer findPortNumber(Integer portToTry) {
try {
placeHolderSocket = new ServerSocket(portToTry);
placeHolderSocket.setReuseAddress(true);
return portToTry;
} catch (Exception e) {
portToTry += 10;
LOGGER.debug("Bad port, trying {}", portToTry);
return findPortNumber(portToTry);
}
}
public void startServerWorker() throws IOException {
InetAddress inetAddress = InetAddress.getByName(tcpEventServerConfig.getHostName());
log.info(
"EventServer starting event listener on "
+ inetAddress.getHostAddress()
+ ":"
+ tcpEventServerConfig.getPort());
receiverSocket = new ServerSocket(tcpEventServerConfig.getPort(), 50, inetAddress);
isRunning = true;
receiverSocket.setReuseAddress(true);
}
public netListener(int listenPort, global data) {
try {
port = listenPort;
worldData = data;
listener = new ServerSocket(listenPort);
listener.setReuseAddress(true);
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* Assigns an available port for the test.
*
* @param defaultPort If a port cannot be determined, this one is used.
* @return free port
*/
@Override
public int getPort(int defaultPort) {
try {
ServerSocket socket = new ServerSocket(0);
socket.setReuseAddress(true);
int port = socket.getLocalPort();
socket.close();
return port;
} catch (IOException ioe) {
return defaultPort;
}
}
/**
* Starts the server, serves all enqueued requests, and shuts the server down.
*
* @param port the port to listen to, or 0 for any available port. Automated tests should always
* use port 0 to avoid flakiness when a specific port is unavailable.
*/
public void play(int port) throws IOException {
if (executor != null) throw new IllegalStateException("play() already called");
executor = Executors.newCachedThreadPool();
serverSocket = new ServerSocket(port);
serverSocket.setReuseAddress(true);
this.port = serverSocket.getLocalPort();
executor.execute(
namedRunnable(
"MockWebServer-accept-" + port,
new Runnable() {
public void run() {
try {
acceptConnections();
} catch (Throwable e) {
logger.log(Level.WARNING, "MockWebServer connection failed", e);
}
// This gnarly block of code will release all sockets and all thread,
// even if any close fails.
Util.closeQuietly(serverSocket);
for (Iterator<Socket> s = openClientSockets.keySet().iterator(); s.hasNext(); ) {
Util.closeQuietly(s.next());
s.remove();
}
for (Iterator<SpdyConnection> s = openSpdyConnections.keySet().iterator();
s.hasNext(); ) {
Util.closeQuietly(s.next());
s.remove();
}
executor.shutdown();
}
private void acceptConnections() throws Exception {
while (true) {
Socket socket;
try {
socket = serverSocket.accept();
} catch (SocketException e) {
return;
}
SocketPolicy socketPolicy = dispatcher.peekSocketPolicy();
if (socketPolicy == DISCONNECT_AT_START) {
dispatchBookkeepingRequest(0, socket);
socket.close();
} else {
openClientSockets.put(socket, true);
serveConnection(socket);
}
}
}
}));
}
public void run() {
Socket socket = null;
try {
serverSocket = new ServerSocket(); // <-- create an unbound socket first
serverSocket.setReuseAddress(true);
serverSocket.bind(new InetSocketAddress(ListenerPacket.PORT_PACKET));
while (true) {
Log.d(TAG, "Waiting...");
socket = serverSocket.accept();
// long startTime = System.currentTimeMillis();
// Receive file
Log.d(TAG, "Receive from " + socket.getInetAddress());
ObjectInputStream objectInputStream = new ObjectInputStream(socket.getInputStream());
byte[] byte_packet = (byte[]) objectInputStream.readObject();
// long estimatedTime1 = System.currentTimeMillis() - startTime;
socket.close();
// long estimatedTime2 = System.currentTimeMillis() - startTime;
// System.out.println("Endtime: " + System.nanoTime());
// if type is IMAGE_TYPE, packet is image.
byte[] type_packet_byte = new byte[TYPE_LENGTH];
System.arraycopy(byte_packet, 0, type_packet_byte, 0, TYPE_LENGTH);
int type_packet = Image.bytesToInt(type_packet_byte);
switch (type_packet) {
case IMAGE_TYPE:
// System.out.println("Start time: " + startTime);
// System.out.println("Estimated Time: " + estimatedTime1);
// System.out.println("Estimated Time: " + estimatedTime2);
saveImage(byte_packet);
break;
default:
break;
}
}
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException e) {
e.printStackTrace();
} finally {
if (socket != null) {
try {
socket.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
public ThreadedServer(
Protocol protocol, SessionManager sessionManager, CommandHandler commandHandler) {
try {
this.protocol = protocol;
this.sessionManager = sessionManager;
this.commandHandler = commandHandler;
sSocket = new ServerSocket(PORT);
sSocket.setReuseAddress(true);
} catch (IOException e) {
e.printStackTrace();
System.exit(0);
}
}
public String receiveMessage() {
try {
if (receiveSocket.equals(null)) receiveSocket = new ServerSocket(port);
socket = receiveSocket.accept();
// start of added code
receiveSocket.setReuseAddress(true);
receiveSocket.bind(new InetSocketAddress("localhost", port));
// End of added code
BufferedReader reader = new BufferedReader(new InputStreamReader(socket.getInputStream()));
return new String(reader.readLine());
} catch (Exception e) {
return "";
}
}
public Monitor(int port, String key, Server server) throws IOException {
this.server = server;
if (port <= 0) {
throw new IllegalStateException("Bad stop port");
}
if (key == null) {
throw new IllegalStateException("Bad stop key");
}
this.key = key;
setDaemon(true);
setName("StopJetty9PluginMonitor");
serverSocket = new ServerSocket(port, 1, InetAddress.getByName("127.0.0.1"));
serverSocket.setReuseAddress(true);
}
/**
* Starts the ConnectionListener. It can be started as often as you want.
*
* @throws IOException if the required server socket could not be created.
* @throws IllegalStateException if ConnectionListener is shutdown.
*/
public synchronized void start() throws IOException, IllegalStateException {
logger.info("Start...");
if (this.shutdown) {
throw new IllegalStateException("ConnectionListener is shutdown");
}
if (!this.running) {
final ServerSocket ss = new ServerSocket();
ss.setReuseAddress(true);
final ConnectionListenerTask task = new ConnectionListenerTask(ss);
this.executor.execute(task);
this.currentTask = task;
this.running = true;
logger.info("Started.");
}
}
