Java Code Examples for java.nio.channels.ServerSocketChannel#close()
The following examples show how to use
java.nio.channels.ServerSocketChannel#close() .
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Example 1
| Source File: FIXInitiatorTest.java From philadelphia with Apache License 2.0 | 6 votes |
|
@Before
public void setUp() throws IOException {
clock = new FixedClock();
ServerSocketChannel acceptorServerChannel = ServerSocketChannel.open();
acceptorServerChannel.bind(null);
SocketChannel initiatorChannel = SocketChannel.open(acceptorServerChannel.getLocalAddress());
initiatorChannel.configureBlocking(false);
SocketChannel acceptorChannel = acceptorServerChannel.accept();
acceptorChannel.configureBlocking(false);
acceptorServerChannel.close();
initiatorMessages = new FIXMessages();
acceptorMessages = new TestMessages();
initiatorStatus = new FIXConnectionStatus();
initiator = new FIXConnection(clock, initiatorChannel, initiatorConfig, initiatorMessages, initiatorStatus);
acceptor = new TestConnection(acceptorChannel, acceptorMessages);
}
Example 2
| Source File: TestingQuorumPeerMain.java From curator with Apache License 2.0 | 6 votes |
|
@Override
public void kill()
{
try
{
if ( quorumPeer != null )
{
Field cnxnFactoryField = QuorumPeer.class.getDeclaredField("cnxnFactory");
cnxnFactoryField.setAccessible(true);
ServerCnxnFactory cnxnFactory = (ServerCnxnFactory)cnxnFactoryField.get(quorumPeer);
Compatibility.serverCnxnFactoryCloseAll(cnxnFactory);
Field ssField = cnxnFactory.getClass().getDeclaredField("ss");
ssField.setAccessible(true);
ServerSocketChannel ss = (ServerSocketChannel)ssField.get(cnxnFactory);
ss.close();
}
close();
}
catch ( Exception e )
{
e.printStackTrace();
}
}
Example 3
| Source File: SocketChannelTest.java From j2objc with Apache License 2.0 | 6 votes |
|
/**
* @tests SocketChannel#write(ByteBuffer) after close
*/
public void test_socketChannel_write_close() throws Exception {
// regression 4 for HARMONY-549
ServerSocketChannel ssc = ServerSocketChannel.open();
ssc.socket().bind(null);
SocketChannel sc = SocketChannel.open();
sc.connect(ssc.socket().getLocalSocketAddress());
SocketChannel sock = ssc.accept();
ByteBuffer buf = null;
ssc.close();
sc.close();
try {
sc.write(buf);
fail("should throw NPE");
} catch (NullPointerException expected) {
}
sock.close();
}
Example 4
| Source File: TestingZooKeeperMain.java From curator with Apache License 2.0 | 6 votes |
|
@Override
public void kill()
{
try
{
if ( cnxnFactory != null )
{
Compatibility.serverCnxnFactoryCloseAll(cnxnFactory);
Field ssField = cnxnFactory.getClass().getDeclaredField("ss");
ssField.setAccessible(true);
ServerSocketChannel ss = (ServerSocketChannel)ssField.get(cnxnFactory);
ss.close();
}
close();
}
catch ( Exception e )
{
e.printStackTrace(); // just ignore - this class is only for testing
}
}
Example 5
| Source File: SocketChannelTest.java From j2objc with Apache License 2.0 | 5 votes |
|
/**
* @tests SocketChannel#read(ByteBuffer[], int, int) when remote server
* closed
*/
public void test_socketChannel_read_ByteBufferII_remoteClosed()
throws Exception {
// regression 1 for HARMONY-549
ServerSocketChannel ssc = ServerSocketChannel.open();
ssc.socket().bind(null);
SocketChannel sc = SocketChannel.open();
sc.connect(ssc.socket().getLocalSocketAddress());
ssc.accept().close();
ByteBuffer[] buf = { ByteBuffer.allocate(10) };
assertEquals(-1, sc.read(buf, 0, 1));
ssc.close();
sc.close();
}
Example 6
| Source File: HttpClientTest.java From reactor-netty with Apache License 2.0 | 5 votes |
|
public void close() throws IOException {
Thread thread = this.thread;
if (thread != null) {
thread.interrupt();
}
ServerSocketChannel server = this.server;
if (server != null) {
server.close();
}
}
Example 7
| Source File: SocketChannelTest.java From kieker with Apache License 2.0 | 5 votes |
|
@Test
public void reconnectShouldWork() throws Exception {
final SocketAddress socketAddress = new InetSocketAddress(this.hostname, this.port);
final int timeout = 1;
final Socket socket = SocketChannel.open().socket();
try {
socket.connect(socketAddress, timeout);
} catch (SocketTimeoutException | ConnectException e) { // NOPMD (empty catch block)
// both of the exceptions indicate a connection timeout
// => ignore to reconnect
}
// The connect from above throws an exception so that the socket is closed.
// isClosed includes isConnected=false.
assertThat(socket.isClosed(), is(true)); // NOPMD (JUnit message is not necessary)
final ServerSocketChannel serverSocketChannel = ServerSocketChannel.open().bind(socketAddress);
try {
// start server in a non-blocking way
serverSocketChannel.configureBlocking(false);
serverSocketChannel.accept();
// reconnect to the server (requires a new channel)
final Socket anotherSocket = SocketChannel.open().socket();
try {
anotherSocket.connect(socketAddress);
} finally {
anotherSocket.close();
}
} finally {
serverSocketChannel.close();
}
}
Example 8
| Source File: PrivilegedSocketOperationsBenchmark.java From netty-4.1.22 with Apache License 2.0 | 5 votes |
|
@Benchmark
public ServerSocketChannel testWithoutSMNoPrivileged(final SecurityManagerEmpty sm) throws IOException {
final ServerSocketChannel ssc = ServerSocketChannel.open();
ssc.socket().bind(null);
ssc.configureBlocking(false);
ssc.accept();
ssc.close();
return ssc;
}
Example 9
| Source File: ChannelOperationsHandlerTest.java From reactor-netty with Apache License 2.0 | 5 votes |
|
public void close() throws IOException {
Thread thread = this.thread;
if (thread != null) {
thread.interrupt();
}
ServerSocketChannel server = this.server;
if (server != null) {
server.close();
}
}
Example 10
| Source File: SocketChannelTest.java From j2objc with Apache License 2.0 | 5 votes |
|
/**
* @tests java.nio.channels.SocketChannel#write(ByteBuffer[])
*/
public void test_write$LByteBuffer2() throws IOException {
// Set-up
ServerSocketChannel server = ServerSocketChannel.open();
server.socket().bind(null);
SocketChannel client = SocketChannel.open();
client.connect(server.socket().getLocalSocketAddress());
SocketChannel worker = server.accept();
// Test overlapping buffers
byte[] data = "Hello world!".getBytes("UTF-8");
ByteBuffer[] buffers = new ByteBuffer[3];
buffers[0] = ByteBuffer.wrap(data, 0, 6);
buffers[1] = ByteBuffer.wrap(data, 6, data.length - 6);
buffers[2] = ByteBuffer.wrap(data);
// Write them out, read what we wrote and check it
client.write(buffers);
client.close();
ByteBuffer readBuffer = ByteBuffer.allocate(1024);
while (EOF != worker.read(readBuffer)) {}
readBuffer.flip();
Buffer expected = ByteBuffer.allocate(1024).put(data).put(data).flip();
assertEquals(expected, readBuffer);
// Tidy-up
worker.close();
server.close();
}
Example 11
| Source File: ITCHSessionTest.java From juncture with Apache License 2.0 | 5 votes |
|
@Before
public void setUp() throws Exception {
loginAccepted = new ITCH.LoginAccepted();
loginRejected = new ITCH.LoginRejected();
sequencedData = new ITCH.SequencedData();
errorNotification = new ITCH.ErrorNotification();
instrumentDirectory = new ITCH.InstrumentDirectory();
loginRequest = new ITCH.LoginRequest();
marketSnapshotRequest = new ITCH.MarketSnapshotRequest();
tickerSubscribeRequest = new ITCH.TickerSubscribeRequest();
tickerUnsubscribeRequest = new ITCH.TickerUnsubscribeRequest();
marketDataSubscribeRequest = new ITCH.MarketDataSubscribeRequest();
marketDataUnsubscribeRequest = new ITCH.MarketDataUnsubscribeRequest();
clock = new FixedClock();
ServerSocketChannel acceptor = ServerSocketChannel.open();
acceptor.bind(null);
SocketChannel clientChannel = SocketChannel.open(acceptor.getLocalAddress());
SocketChannel serverChannel = acceptor.accept();
acceptor.close();
clientEvents = new ITCHClientEvents();
serverEvents = new ITCHServerEvents();
client = new ITCHClient(clock, clientChannel, RX_BUFFER_CAPACITY, clientEvents);
server = new ITCHServer(clock, serverChannel, RX_BUFFER_CAPACITY, serverEvents);
}
Example 12
| Source File: RacyDeregister.java From jdk8u60 with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
InetAddress addr = InetAddress.getByName(null);
ServerSocketChannel sc = ServerSocketChannel.open();
sc.socket().bind(new InetSocketAddress(addr, 0));
SocketChannel.open(new InetSocketAddress(addr,
sc.socket().getLocalPort()));
SocketChannel accepted = sc.accept();
accepted.configureBlocking(false);
SocketChannel.open(new InetSocketAddress(addr,
sc.socket().getLocalPort()));
SocketChannel accepted2 = sc.accept();
accepted2.configureBlocking(false);
final Selector sel = Selector.open();
SelectionKey key2 = accepted2.register(sel, SelectionKey.OP_READ);
final SelectionKey[] key = new SelectionKey[]{
accepted.register(sel, SelectionKey.OP_READ)};
// thread that will be changing key[0].interestOps to OP_READ | OP_WRITE
new Thread() {
public void run() {
try {
for (int k = 0; k < 15; k++) {
for (int i = 0; i < 10000; i++) {
synchronized (notifyLock) {
synchronized (selectorLock) {
sel.wakeup();
key[0].interestOps(SelectionKey.OP_READ
| SelectionKey.OP_WRITE);
}
notified = false;
long beginTime = System.currentTimeMillis();
while (true) {
notifyLock.wait(5000);
if (notified) {
break;
}
long endTime = System.currentTimeMillis();
if (endTime - beginTime > 5000) {
succTermination = false;
// wake up main thread doing select()
sel.wakeup();
return;
}
}
}
}
}
succTermination = true;
// wake up main thread doing select()
sel.wakeup();
} catch (Exception e) {
System.out.println(e);
succTermination = true;
// wake up main thread doing select()
sel.wakeup();
}
}
}.start();
// main thread will be doing registering/deregistering with the sel
while (true) {
sel.select();
if (Boolean.TRUE.equals(succTermination)) {
System.out.println("Test passed");
sel.close();
sc.close();
break;
} else if (Boolean.FALSE.equals(succTermination)) {
System.out.println("Failed to pass the test");
sel.close();
sc.close();
throw new RuntimeException("Failed to pass the test");
}
synchronized (selectorLock) {
}
if (sel.selectedKeys().contains(key[0]) && key[0].isWritable()) {
synchronized (notifyLock) {
notified = true;
notifyLock.notify();
key[0].cancel();
sel.selectNow();
key2 = accepted2.register(sel, SelectionKey.OP_READ);
key[0] = accepted.register(sel, SelectionKey.OP_READ);
}
}
key2.cancel();
sel.selectedKeys().clear();
}
}
Example 13
| Source File: RacyDeregister.java From dragonwell8_jdk with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
InetAddress addr = InetAddress.getByName(null);
ServerSocketChannel sc = ServerSocketChannel.open();
sc.socket().bind(new InetSocketAddress(addr, 0));
SocketChannel.open(new InetSocketAddress(addr,
sc.socket().getLocalPort()));
SocketChannel accepted = sc.accept();
accepted.configureBlocking(false);
SocketChannel.open(new InetSocketAddress(addr,
sc.socket().getLocalPort()));
SocketChannel accepted2 = sc.accept();
accepted2.configureBlocking(false);
final Selector sel = Selector.open();
SelectionKey key2 = accepted2.register(sel, SelectionKey.OP_READ);
final SelectionKey[] key = new SelectionKey[]{
accepted.register(sel, SelectionKey.OP_READ)};
// thread that will be changing key[0].interestOps to OP_READ | OP_WRITE
new Thread() {
public void run() {
try {
for (int k = 0; k < 15; k++) {
for (int i = 0; i < 10000; i++) {
synchronized (notifyLock) {
synchronized (selectorLock) {
sel.wakeup();
key[0].interestOps(SelectionKey.OP_READ
| SelectionKey.OP_WRITE);
}
notified = false;
long beginTime = System.currentTimeMillis();
while (true) {
notifyLock.wait(5000);
if (notified) {
break;
}
long endTime = System.currentTimeMillis();
if (endTime - beginTime > 5000) {
succTermination = false;
// wake up main thread doing select()
sel.wakeup();
return;
}
}
}
}
}
succTermination = true;
// wake up main thread doing select()
sel.wakeup();
} catch (Exception e) {
System.out.println(e);
succTermination = true;
// wake up main thread doing select()
sel.wakeup();
}
}
}.start();
// main thread will be doing registering/deregistering with the sel
while (true) {
sel.select();
if (Boolean.TRUE.equals(succTermination)) {
System.out.println("Test passed");
sel.close();
sc.close();
break;
} else if (Boolean.FALSE.equals(succTermination)) {
System.out.println("Failed to pass the test");
sel.close();
sc.close();
throw new RuntimeException("Failed to pass the test");
}
synchronized (selectorLock) {
}
if (sel.selectedKeys().contains(key[0]) && key[0].isWritable()) {
synchronized (notifyLock) {
notified = true;
notifyLock.notify();
key[0].cancel();
sel.selectNow();
key2 = accepted2.register(sel, SelectionKey.OP_READ);
key[0] = accepted.register(sel, SelectionKey.OP_READ);
}
}
key2.cancel();
sel.selectedKeys().clear();
}
}
Example 14
| Source File: CloseAfterConnect.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
ServerSocketChannel ssc = ServerSocketChannel.open();
ssc.socket().bind(new InetSocketAddress(0));
InetAddress lh = InetAddress.getLocalHost();
final SocketChannel sc = SocketChannel.open();
final InetSocketAddress isa =
new InetSocketAddress(lh, ssc.socket().getLocalPort());
// establish connection in another thread
Runnable connector =
new Runnable() {
public void run() {
try {
sc.connect(isa);
} catch (IOException ioe) {
ioe.printStackTrace();
}
}
};
Thread thr = new Thread(connector);
thr.start();
// wait for connect to be established and for thread to
// terminate
do {
try {
thr.join();
} catch (InterruptedException x) { }
} while (thr.isAlive());
// check connection is established
if (!sc.isConnected()) {
throw new RuntimeException("SocketChannel not connected");
}
// close channel - this triggered the bug as it attempted to signal
// a thread that no longer exists
sc.close();
// clean-up
ssc.accept().close();
ssc.close();
}
Example 15
| Source File: TcpClientTests.java From reactor-netty with Apache License 2.0 | 4 votes |
|
public void close() throws IOException {
ServerSocketChannel server = this.server;
if (server != null) {
server.close();
}
}
Example 16
| Source File: RacyDeregister.java From openjdk-8 with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
InetAddress addr = InetAddress.getByName(null);
ServerSocketChannel sc = ServerSocketChannel.open();
sc.socket().bind(new InetSocketAddress(addr, 0));
SocketChannel.open(new InetSocketAddress(addr,
sc.socket().getLocalPort()));
SocketChannel accepted = sc.accept();
accepted.configureBlocking(false);
SocketChannel.open(new InetSocketAddress(addr,
sc.socket().getLocalPort()));
SocketChannel accepted2 = sc.accept();
accepted2.configureBlocking(false);
final Selector sel = Selector.open();
SelectionKey key2 = accepted2.register(sel, SelectionKey.OP_READ);
final SelectionKey[] key = new SelectionKey[]{
accepted.register(sel, SelectionKey.OP_READ)};
// thread that will be changing key[0].interestOps to OP_READ | OP_WRITE
new Thread() {
public void run() {
try {
for (int k = 0; k < 15; k++) {
for (int i = 0; i < 10000; i++) {
synchronized (notifyLock) {
synchronized (selectorLock) {
sel.wakeup();
key[0].interestOps(SelectionKey.OP_READ
| SelectionKey.OP_WRITE);
}
notified = false;
long beginTime = System.currentTimeMillis();
while (true) {
notifyLock.wait(5000);
if (notified) {
break;
}
long endTime = System.currentTimeMillis();
if (endTime - beginTime > 5000) {
succTermination = false;
// wake up main thread doing select()
sel.wakeup();
return;
}
}
}
}
}
succTermination = true;
// wake up main thread doing select()
sel.wakeup();
} catch (Exception e) {
System.out.println(e);
succTermination = true;
// wake up main thread doing select()
sel.wakeup();
}
}
}.start();
// main thread will be doing registering/deregistering with the sel
while (true) {
sel.select();
if (Boolean.TRUE.equals(succTermination)) {
System.out.println("Test passed");
sel.close();
sc.close();
break;
} else if (Boolean.FALSE.equals(succTermination)) {
System.out.println("Failed to pass the test");
sel.close();
sc.close();
throw new RuntimeException("Failed to pass the test");
}
synchronized (selectorLock) {
}
if (sel.selectedKeys().contains(key[0]) && key[0].isWritable()) {
synchronized (notifyLock) {
notified = true;
notifyLock.notify();
key[0].cancel();
sel.selectNow();
key2 = accepted2.register(sel, SelectionKey.OP_READ);
key[0] = accepted.register(sel, SelectionKey.OP_READ);
}
}
key2.cancel();
sel.selectedKeys().clear();
}
}
Example 17
| Source File: CloseAfterConnect.java From hottub with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
ServerSocketChannel ssc = ServerSocketChannel.open();
ssc.socket().bind(new InetSocketAddress(0));
InetAddress lh = InetAddress.getLocalHost();
final SocketChannel sc = SocketChannel.open();
final InetSocketAddress isa =
new InetSocketAddress(lh, ssc.socket().getLocalPort());
// establish connection in another thread
Runnable connector =
new Runnable() {
public void run() {
try {
sc.connect(isa);
} catch (IOException ioe) {
ioe.printStackTrace();
}
}
};
Thread thr = new Thread(connector);
thr.start();
// wait for connect to be established and for thread to
// terminate
do {
try {
thr.join();
} catch (InterruptedException x) { }
} while (thr.isAlive());
// check connection is established
if (!sc.isConnected()) {
throw new RuntimeException("SocketChannel not connected");
}
// close channel - this triggered the bug as it attempted to signal
// a thread that no longer exists
sc.close();
// clean-up
ssc.accept().close();
ssc.close();
}
Example 18
| Source File: RacyDeregister.java From jdk8u-jdk with GNU General Public License v2.0 | 4 votes |
|
public static void main(String[] args) throws Exception {
InetAddress addr = InetAddress.getByName(null);
ServerSocketChannel sc = ServerSocketChannel.open();
sc.socket().bind(new InetSocketAddress(addr, 0));
SocketChannel.open(new InetSocketAddress(addr,
sc.socket().getLocalPort()));
SocketChannel accepted = sc.accept();
accepted.configureBlocking(false);
SocketChannel.open(new InetSocketAddress(addr,
sc.socket().getLocalPort()));
SocketChannel accepted2 = sc.accept();
accepted2.configureBlocking(false);
final Selector sel = Selector.open();
SelectionKey key2 = accepted2.register(sel, SelectionKey.OP_READ);
final SelectionKey[] key = new SelectionKey[]{
accepted.register(sel, SelectionKey.OP_READ)};
// thread that will be changing key[0].interestOps to OP_READ | OP_WRITE
new Thread() {
public void run() {
try {
for (int k = 0; k < 15; k++) {
for (int i = 0; i < 10000; i++) {
synchronized (notifyLock) {
synchronized (selectorLock) {
sel.wakeup();
key[0].interestOps(SelectionKey.OP_READ
| SelectionKey.OP_WRITE);
}
notified = false;
long beginTime = System.currentTimeMillis();
while (true) {
notifyLock.wait(5000);
if (notified) {
break;
}
long endTime = System.currentTimeMillis();
if (endTime - beginTime > 5000) {
succTermination = false;
// wake up main thread doing select()
sel.wakeup();
return;
}
}
}
}
}
succTermination = true;
// wake up main thread doing select()
sel.wakeup();
} catch (Exception e) {
System.out.println(e);
succTermination = true;
// wake up main thread doing select()
sel.wakeup();
}
}
}.start();
// main thread will be doing registering/deregistering with the sel
while (true) {
sel.select();
if (Boolean.TRUE.equals(succTermination)) {
System.out.println("Test passed");
sel.close();
sc.close();
break;
} else if (Boolean.FALSE.equals(succTermination)) {
System.out.println("Failed to pass the test");
sel.close();
sc.close();
throw new RuntimeException("Failed to pass the test");
}
synchronized (selectorLock) {
}
if (sel.selectedKeys().contains(key[0]) && key[0].isWritable()) {
synchronized (notifyLock) {
notified = true;
notifyLock.notify();
key[0].cancel();
sel.selectNow();
key2 = accepted2.register(sel, SelectionKey.OP_READ);
key[0] = accepted.register(sel, SelectionKey.OP_READ);
}
}
key2.cancel();
sel.selectedKeys().clear();
}
}
Example 19
| Source File: NetworkAdminImpl.java From BiglyBT with GNU General Public License v2.0 | 2 votes |
|
@Override
public int
getBindablePort(
int prefer_port )
throws IOException
{
final int tries = 1024;
Random random = new Random();
for ( int i=1;i<=tries;i++ ){
int port;
if ( i == 1 && prefer_port != 0 ){
port = prefer_port;
}else{
port = i==tries?0:random.nextInt(20000) + 40000;
}
ServerSocketChannel ssc = null;
try{
ssc = ServerSocketChannel.open();
ssc.socket().setReuseAddress( true );
bind( ssc, null, port );
port = ssc.socket().getLocalPort();
ssc.close();
return( port );
}catch( Throwable e ){
if ( ssc != null ){
try{
ssc.close();
}catch( Throwable f ){
Debug.printStackTrace(e);
}
ssc = null;
}
}
}
throw( new IOException( "No bindable ports found" ));
}
Example 20
| Source File: NetworkAdmin.java From TorrentEngine with GNU General Public License v3.0 | 2 votes |
|
public int
getBindablePort(
int prefer_port )
throws IOException
{
final int tries = 1024;
Random random = new Random();
for ( int i=1;i<=tries;i++ ){
int port;
if ( i == 1 && prefer_port != 0 ){
port = prefer_port;
}else{
port = i==tries?0:random.nextInt(20000) + 40000;
}
ServerSocketChannel ssc = null;
try{
ssc = ServerSocketChannel.open();
ssc.socket().setReuseAddress( true );
bind( ssc, null, port );
port = ssc.socket().getLocalPort();
ssc.close();
return( port );
}catch( Throwable e ){
if ( ssc != null ){
try{
ssc.close();
}catch( Throwable f ){
Debug.printStackTrace(e);
}
ssc = null;
}
}
}
throw( new IOException( "No bindable ports found" ));
}
