java.net.StandardSocketOptions Java Examples
The following examples show how to use
java.net.StandardSocketOptions.
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Example #1
Source File: NIOAcceptor.java From Mycat2 with GNU General Public License v3.0 | 6 votes |
public NIOAcceptor(String name, String bindIp,int port, FrontendConnectionFactory factory, NIOReactorPool reactorPool) throws IOException { super.setName(name); this.port = port; this.selector = Selector.open(); this.serverChannel = ServerSocketChannel.open(); this.serverChannel.configureBlocking(false); /** 设置TCP属性 */ serverChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true); serverChannel.setOption(StandardSocketOptions.SO_RCVBUF, 1024 * 16 * 2); // backlog=100 serverChannel.bind(new InetSocketAddress(bindIp, port), 100); this.serverChannel.register(selector, SelectionKey.OP_ACCEPT); this.factory = factory; this.reactorPool = reactorPool; }
Example #2
Source File: AsynchronousSocketChannelImpl.java From hottub with GNU General Public License v2.0 | 6 votes |
@Override @SuppressWarnings("unchecked") public final <T> T getOption(SocketOption<T> name) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind return (T)Boolean.valueOf(isReuseAddress); } return (T) Net.getSocketOption(fd, Net.UNSPEC, name); } finally { end(); } }
Example #3
Source File: NioSocketImpl.java From Bytecoder with Apache License 2.0 | 6 votes |
@SuppressWarnings("unchecked") protected <T> T getOption(SocketOption<T> opt) throws IOException { if (!supportedOptions().contains(opt)) throw new UnsupportedOperationException("'" + opt + "' not supported"); synchronized (stateLock) { ensureOpen(); if (opt == StandardSocketOptions.IP_TOS) { return (T) Net.getSocketOption(fd, family(), opt); } else if (opt == StandardSocketOptions.SO_REUSEADDR) { if (Net.useExclusiveBind()) { return (T) Boolean.valueOf(isReuseAddress); } else { return (T) Net.getSocketOption(fd, opt); } } else { // option does not need special handling return (T) Net.getSocketOption(fd, opt); } } }
Example #4
Source File: AsynchronousSocketChannelImpl.java From dragonwell8_jdk with GNU General Public License v2.0 | 6 votes |
@Override public final <T> AsynchronousSocketChannel setOption(SocketOption<T> name, T value) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (writeShutdown) throw new IOException("Connection has been shutdown for writing"); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind isReuseAddress = (Boolean)value; } else { Net.setSocketOption(fd, Net.UNSPEC, name, value); } return this; } finally { end(); } }
Example #5
Source File: AioServerImpl.java From tephra with MIT License | 6 votes |
@Override public void listen(int thread, int port, AioServerListener listener) { this.port = port; this.listener = listener; try { channelGroup = AsynchronousChannelGroup.withFixedThreadPool(thread, Executors.defaultThreadFactory()); serverSocketChannel = AsynchronousServerSocketChannel.open(channelGroup); serverSocketChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true); serverSocketChannel.bind(new InetSocketAddress(port)); serverSocketChannel.accept(null, this); if (logger.isInfoEnable()) logger.info("启动AIO监听[{}]服务。", port); } catch (IOException e) { logger.warn(e, "启动AIO监听[{}]服务时发生异常!", port); } }
Example #6
Source File: JdpBroadcaster.java From jdk8u-jdk with GNU General Public License v2.0 | 6 votes |
/** * Create a new broadcaster * * @param address - multicast group address * @param srcAddress - address of interface we should use to broadcast. * @param port - udp port to use * @param ttl - packet ttl * @throws IOException */ public JdpBroadcaster(InetAddress address, InetAddress srcAddress, int port, int ttl) throws IOException, JdpException { this.addr = address; this.port = port; ProtocolFamily family = (address instanceof Inet6Address) ? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET; channel = DatagramChannel.open(family); channel.setOption(StandardSocketOptions.SO_REUSEADDR, true); channel.setOption(StandardSocketOptions.IP_MULTICAST_TTL, ttl); // with srcAddress equal to null, this constructor do exactly the same as // if srcAddress is not passed if (srcAddress != null) { // User requests particular interface to bind to NetworkInterface interf = NetworkInterface.getByInetAddress(srcAddress); try { channel.bind(new InetSocketAddress(srcAddress, 0)); } catch (UnsupportedAddressTypeException ex) { throw new JdpException("Unable to bind to source address"); } channel.setOption(StandardSocketOptions.IP_MULTICAST_IF, interf); } }
Example #7
Source File: AsynchronousServerSocketChannelImpl.java From openjdk-jdk9 with GNU General Public License v2.0 | 6 votes |
@Override @SuppressWarnings("unchecked") public final <T> T getOption(SocketOption<T> name) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind return (T)Boolean.valueOf(isReuseAddress); } return (T) Net.getSocketOption(fd, Net.UNSPEC, name); } finally { end(); } }
Example #8
Source File: DatagramChannelSender.java From nifi with Apache License 2.0 | 6 votes |
@Override public void open() throws IOException { if (channel == null) { channel = DatagramChannel.open(); if (maxSendBufferSize > 0) { channel.setOption(StandardSocketOptions.SO_SNDBUF, maxSendBufferSize); final int actualSendBufSize = channel.getOption(StandardSocketOptions.SO_SNDBUF); if (actualSendBufSize < maxSendBufferSize) { logger.warn("Attempted to set Socket Send Buffer Size to " + maxSendBufferSize + " bytes but could only set to " + actualSendBufSize + "bytes. You may want to " + "consider changing the Operating System's maximum receive buffer"); } } } if (!channel.isConnected()) { channel.connect(new InetSocketAddress(InetAddress.getByName(host), port)); } }
Example #9
Source File: DatagramChannelTest.java From j2objc with Apache License 2.0 | 6 votes |
public void test_setOption() throws Exception { DatagramChannel dc = DatagramChannel.open(); // There were problems in the past as the number used here was below the minimum for // some platforms (b/27821554). It was increased from 1024 to 4096. dc.setOption(StandardSocketOptions.SO_SNDBUF, 4096); // Assert that we can read back the option from the channel... assertEquals(4096, (int) dc.getOption(StandardSocketOptions.SO_SNDBUF)); // ... and its socket adaptor. assertEquals(4096, dc.socket().getSendBufferSize()); dc.close(); try { dc.setOption(StandardSocketOptions.SO_SNDBUF, 4096); fail(); } catch (ClosedChannelException expected) { } }
Example #10
Source File: JdpBroadcaster.java From hottub with GNU General Public License v2.0 | 6 votes |
/** * Create a new broadcaster * * @param address - multicast group address * @param srcAddress - address of interface we should use to broadcast. * @param port - udp port to use * @param ttl - packet ttl * @throws IOException */ public JdpBroadcaster(InetAddress address, InetAddress srcAddress, int port, int ttl) throws IOException, JdpException { this.addr = address; this.port = port; ProtocolFamily family = (address instanceof Inet6Address) ? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET; channel = DatagramChannel.open(family); channel.setOption(StandardSocketOptions.SO_REUSEADDR, true); channel.setOption(StandardSocketOptions.IP_MULTICAST_TTL, ttl); // with srcAddress equal to null, this constructor do exactly the same as // if srcAddress is not passed if (srcAddress != null) { // User requests particular interface to bind to NetworkInterface interf = NetworkInterface.getByInetAddress(srcAddress); try { channel.bind(new InetSocketAddress(srcAddress, 0)); } catch (UnsupportedAddressTypeException ex) { throw new JdpException("Unable to bind to source address"); } channel.setOption(StandardSocketOptions.IP_MULTICAST_IF, interf); } }
Example #11
Source File: AsynchronousServerSocketChannelImpl.java From jdk8u-dev-jdk with GNU General Public License v2.0 | 6 votes |
@Override public final <T> AsynchronousServerSocketChannel setOption(SocketOption<T> name, T value) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind isReuseAddress = (Boolean)value; } else { Net.setSocketOption(fd, Net.UNSPEC, name, value); } return this; } finally { end(); } }
Example #12
Source File: FIXAcceptor.java From parity with Apache License 2.0 | 6 votes |
Session accept() { try { SocketChannel fix = serverChannel.accept(); if (fix == null) return null; try { fix.setOption(StandardSocketOptions.TCP_NODELAY, true); fix.configureBlocking(false); return new Session(orderEntry, fix, config, instruments); } catch (IOException e1) { fix.close(); return null; } } catch (IOException e2) { return null; } }
Example #13
Source File: AsynchronousSocketChannelImpl.java From jdk8u-jdk with GNU General Public License v2.0 | 6 votes |
@Override public final <T> AsynchronousSocketChannel setOption(SocketOption<T> name, T value) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (writeShutdown) throw new IOException("Connection has been shutdown for writing"); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind isReuseAddress = (Boolean)value; } else { Net.setSocketOption(fd, Net.UNSPEC, name, value); } return this; } finally { end(); } }
Example #14
Source File: NioSocketImpl.java From Bytecoder with Apache License 2.0 | 6 votes |
@Override protected <T> void setOption(SocketOption<T> opt, T value) throws IOException { if (!supportedOptions().contains(opt)) throw new UnsupportedOperationException("'" + opt + "' not supported"); if (!opt.type().isInstance(value)) throw new IllegalArgumentException("Invalid value '" + value + "'"); synchronized (stateLock) { ensureOpen(); if (opt == StandardSocketOptions.IP_TOS) { // maps to IP_TOS or IPV6_TCLASS Net.setSocketOption(fd, family(), opt, value); } else if (opt == StandardSocketOptions.SO_REUSEADDR) { boolean b = (boolean) value; if (Net.useExclusiveBind()) { isReuseAddress = b; } else { Net.setSocketOption(fd, opt, b); } } else { // option does not need special handling Net.setSocketOption(fd, opt, value); } } }
Example #15
Source File: AsynchronousSocketChannelImpl.java From openjdk-jdk8u with GNU General Public License v2.0 | 6 votes |
@Override public final <T> AsynchronousSocketChannel setOption(SocketOption<T> name, T value) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (writeShutdown) throw new IOException("Connection has been shutdown for writing"); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind isReuseAddress = (Boolean)value; } else { Net.setSocketOption(fd, Net.UNSPEC, name, value); } return this; } finally { end(); } }
Example #16
Source File: JdpBroadcaster.java From openjdk-jdk8u with GNU General Public License v2.0 | 6 votes |
/** * Create a new broadcaster * * @param address - multicast group address * @param srcAddress - address of interface we should use to broadcast. * @param port - udp port to use * @param ttl - packet ttl * @throws IOException */ public JdpBroadcaster(InetAddress address, InetAddress srcAddress, int port, int ttl) throws IOException, JdpException { this.addr = address; this.port = port; ProtocolFamily family = (address instanceof Inet6Address) ? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET; channel = DatagramChannel.open(family); channel.setOption(StandardSocketOptions.SO_REUSEADDR, true); channel.setOption(StandardSocketOptions.IP_MULTICAST_TTL, ttl); // with srcAddress equal to null, this constructor do exactly the same as // if srcAddress is not passed if (srcAddress != null) { // User requests particular interface to bind to NetworkInterface interf = NetworkInterface.getByInetAddress(srcAddress); try { channel.bind(new InetSocketAddress(srcAddress, 0)); } catch (UnsupportedAddressTypeException ex) { throw new JdpException("Unable to bind to source address"); } channel.setOption(StandardSocketOptions.IP_MULTICAST_IF, interf); } }
Example #17
Source File: AsynchronousServerSocketChannelImpl.java From Bytecoder with Apache License 2.0 | 6 votes |
@Override @SuppressWarnings("unchecked") public final <T> T getOption(SocketOption<T> name) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind return (T)Boolean.valueOf(isReuseAddress); } return (T) Net.getSocketOption(fd, Net.UNSPEC, name); } finally { end(); } }
Example #18
Source File: JdpBroadcaster.java From jdk8u-jdk with GNU General Public License v2.0 | 6 votes |
/** * Create a new broadcaster * * @param address - multicast group address * @param srcAddress - address of interface we should use to broadcast. * @param port - udp port to use * @param ttl - packet ttl * @throws IOException */ public JdpBroadcaster(InetAddress address, InetAddress srcAddress, int port, int ttl) throws IOException, JdpException { this.addr = address; this.port = port; ProtocolFamily family = (address instanceof Inet6Address) ? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET; channel = DatagramChannel.open(family); channel.setOption(StandardSocketOptions.SO_REUSEADDR, true); channel.setOption(StandardSocketOptions.IP_MULTICAST_TTL, ttl); // with srcAddress equal to null, this constructor do exactly the same as // if srcAddress is not passed if (srcAddress != null) { // User requests particular interface to bind to NetworkInterface interf = NetworkInterface.getByInetAddress(srcAddress); try { channel.bind(new InetSocketAddress(srcAddress, 0)); } catch (UnsupportedAddressTypeException ex) { throw new JdpException("Unable to bind to source address"); } channel.setOption(StandardSocketOptions.IP_MULTICAST_IF, interf); } }
Example #19
Source File: AsynchronousServerSocketChannelImpl.java From jdk8u-jdk with GNU General Public License v2.0 | 6 votes |
@Override @SuppressWarnings("unchecked") public final <T> T getOption(SocketOption<T> name) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind return (T)Boolean.valueOf(isReuseAddress); } return (T) Net.getSocketOption(fd, Net.UNSPEC, name); } finally { end(); } }
Example #20
Source File: ChannelListener.java From nifi with Apache License 2.0 | 6 votes |
/** * Adds a server socket channel for listening to connections. * * @param nicIPAddress - if null binds to wildcard address * @param port - port to bind to * @param receiveBufferSize - size of OS receive buffer to request. If less * than 0 then will not be set and OS default will win. * @throws IOException if unable to add socket */ public void addServerSocket(final InetAddress nicIPAddress, final int port, final int receiveBufferSize) throws IOException { final ServerSocketChannel ssChannel = ServerSocketChannel.open(); ssChannel.configureBlocking(false); if (receiveBufferSize > 0) { ssChannel.setOption(StandardSocketOptions.SO_RCVBUF, receiveBufferSize); final int actualReceiveBufSize = ssChannel.getOption(StandardSocketOptions.SO_RCVBUF); if (actualReceiveBufSize < receiveBufferSize) { LOGGER.warn(this + " attempted to set TCP Receive Buffer Size to " + receiveBufferSize + " bytes but could only set to " + actualReceiveBufSize + "bytes. You may want to consider changing the Operating System's " + "maximum receive buffer"); } } ssChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true); ssChannel.bind(new InetSocketAddress(nicIPAddress, port)); ssChannel.register(serverSocketSelector, SelectionKey.OP_ACCEPT); }
Example #21
Source File: AsynchronousServerSocketChannelImpl.java From jdk8u_jdk with GNU General Public License v2.0 | 6 votes |
@Override @SuppressWarnings("unchecked") public final <T> T getOption(SocketOption<T> name) throws IOException { if (name == null) throw new NullPointerException(); if (!supportedOptions().contains(name)) throw new UnsupportedOperationException("'" + name + "' not supported"); try { begin(); if (name == StandardSocketOptions.SO_REUSEADDR && Net.useExclusiveBind()) { // SO_REUSEADDR emulated when using exclusive bind return (T)Boolean.valueOf(isReuseAddress); } return (T) Net.getSocketOption(fd, Net.UNSPEC, name); } finally { end(); } }
Example #22
Source File: JdpBroadcaster.java From openjdk-8-source with GNU General Public License v2.0 | 6 votes |
/** * Create a new broadcaster * * @param address - multicast group address * @param srcAddress - address of interface we should use to broadcast. * @param port - udp port to use * @param ttl - packet ttl * @throws IOException */ public JdpBroadcaster(InetAddress address, InetAddress srcAddress, int port, int ttl) throws IOException, JdpException { this.addr = address; this.port = port; ProtocolFamily family = (address instanceof Inet6Address) ? StandardProtocolFamily.INET6 : StandardProtocolFamily.INET; channel = DatagramChannel.open(family); channel.setOption(StandardSocketOptions.SO_REUSEADDR, true); channel.setOption(StandardSocketOptions.IP_MULTICAST_TTL, ttl); // with srcAddress equal to null, this constructor do exactly the same as // if srcAddress is not passed if (srcAddress != null) { // User requests particular interface to bind to NetworkInterface interf = NetworkInterface.getByInetAddress(srcAddress); try { channel.bind(new InetSocketAddress(srcAddress, 0)); } catch (UnsupportedAddressTypeException ex) { throw new JdpException("Unable to bind to source address"); } channel.setOption(StandardSocketOptions.IP_MULTICAST_IF, interf); } }
Example #23
Source File: AIOAcceptor.java From Mycat2 with GNU General Public License v3.0 | 5 votes |
public AIOAcceptor(String name, String ip, int port, FrontendConnectionFactory factory, AsynchronousChannelGroup group) throws IOException { this.name = name; this.port = port; this.factory = factory; serverChannel = AsynchronousServerSocketChannel.open(group); /** 设置TCP属性 */ serverChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true); serverChannel.setOption(StandardSocketOptions.SO_RCVBUF, 1024 * 16 * 2); // backlog=100 serverChannel.bind(new InetSocketAddress(ip, port), 100); }
Example #24
Source File: Initiator.java From philadelphia with Apache License 2.0 | 5 votes |
static Initiator open(SocketAddress address) throws IOException { SocketChannel channel = SocketChannel.open(); channel.setOption(StandardSocketOptions.TCP_NODELAY, true); channel.connect(address); channel.configureBlocking(false); return new Initiator(channel); }
Example #25
Source File: ServerSocketAdaptor.java From dragonwell8_jdk with GNU General Public License v2.0 | 5 votes |
public void setReceiveBufferSize(int size) throws SocketException { // size 0 valid for ServerSocketChannel, invalid for ServerSocket if (size <= 0) throw new IllegalArgumentException("size cannot be 0 or negative"); try { ssc.setOption(StandardSocketOptions.SO_RCVBUF, size); } catch (IOException x) { Net.translateToSocketException(x); } }
Example #26
Source File: NioSendSystem.java From andesite-node with MIT License | 5 votes |
public NioSendSystem(Vertx vertx, IPacketProvider packetProvider) { this.vertx = vertx; this.packetProvider = packetProvider; try { this.channel = DatagramChannel.open() .setOption(StandardSocketOptions.SO_REUSEADDR, true); } catch(IOException e) { throw new IllegalStateException("Unable to create UDP channel", e); } }
Example #27
Source File: SocketOptionUtils.java From servicetalk with Apache License 2.0 | 5 votes |
/** * Convert and add the given {@link SocketOption} and value to the {@link ChannelOption}s {@link Map}. * * @param channelOpts the {@link Map} into which add the converted {@link SocketOption} * @param option the {@link SocketOption} to convert and add * @param value the value to add * @param <T> the type of the {@link SocketOption} value * @throws IllegalArgumentException if the specified {@link SocketOption} is not supported */ @SuppressWarnings("rawtypes") public static <T> void addOption(final Map<ChannelOption, Object> channelOpts, final SocketOption<T> option, final Object value) { if (option == StandardSocketOptions.IP_MULTICAST_IF) { channelOpts.put(ChannelOption.IP_MULTICAST_IF, value); } else if (option == StandardSocketOptions.IP_MULTICAST_LOOP) { channelOpts.put(ChannelOption.IP_MULTICAST_LOOP_DISABLED, !(Boolean) value); } else if (option == StandardSocketOptions.IP_MULTICAST_TTL) { channelOpts.put(ChannelOption.IP_MULTICAST_TTL, value); } else if (option == StandardSocketOptions.IP_TOS) { channelOpts.put(ChannelOption.IP_TOS, value); } else if (option == StandardSocketOptions.SO_BROADCAST) { channelOpts.put(ChannelOption.SO_BROADCAST, value); } else if (option == StandardSocketOptions.SO_KEEPALIVE) { channelOpts.put(ChannelOption.SO_KEEPALIVE, value); } else if (option == StandardSocketOptions.SO_LINGER) { channelOpts.put(ChannelOption.SO_LINGER, value); } else if (option == StandardSocketOptions.SO_RCVBUF) { channelOpts.put(ChannelOption.SO_RCVBUF, value); } else if (option == StandardSocketOptions.SO_REUSEADDR) { channelOpts.put(ChannelOption.SO_REUSEADDR, value); } else if (option == StandardSocketOptions.SO_SNDBUF) { channelOpts.put(ChannelOption.SO_SNDBUF, value); } else if (option == StandardSocketOptions.TCP_NODELAY) { channelOpts.put(ChannelOption.TCP_NODELAY, value); } else if (option == ServiceTalkSocketOptions.CONNECT_TIMEOUT) { channelOpts.put(ChannelOption.CONNECT_TIMEOUT_MILLIS, value); } else if (option == ServiceTalkSocketOptions.WRITE_BUFFER_THRESHOLD) { final int writeBufferThreshold = (Integer) value; channelOpts.put(ChannelOption.WRITE_BUFFER_WATER_MARK, new WriteBufferWaterMark(writeBufferThreshold >>> 1, writeBufferThreshold)); } else { throw unsupported(option); } }
Example #28
Source File: AioSocketServer.java From Tatala-RPC with Apache License 2.0 | 5 votes |
public void setUpHandlers() { try { AsynchronousChannelGroup asyncChannelGroup = AsynchronousChannelGroup.withFixedThreadPool(poolSize, Executors.defaultThreadFactory()); serverSocketChannel = AsynchronousServerSocketChannel.open(asyncChannelGroup).bind(new InetSocketAddress(listenPort)); serverSocketChannel.setOption(StandardSocketOptions.SO_REUSEADDR, true); } catch (IOException e) { e.printStackTrace(); } log.info("** " + poolSize + " handler thread has been setup! **"); log.info("** Socket Server has been startup, listen port is " + listenPort + "! **"); }
Example #29
Source File: ServerSocketAdaptor.java From jdk8u_jdk with GNU General Public License v2.0 | 5 votes |
public boolean getReuseAddress() throws SocketException { try { return ssc.getOption(StandardSocketOptions.SO_REUSEADDR).booleanValue(); } catch (IOException x) { Net.translateToSocketException(x); return false; // Never happens } }
Example #30
Source File: AsynchronousSocketChannelImpl.java From TencentKona-8 with GNU General Public License v2.0 | 5 votes |
private static Set<SocketOption<?>> defaultOptions() { HashSet<SocketOption<?>> set = new HashSet<SocketOption<?>>(5); set.add(StandardSocketOptions.SO_SNDBUF); set.add(StandardSocketOptions.SO_RCVBUF); set.add(StandardSocketOptions.SO_KEEPALIVE); set.add(StandardSocketOptions.SO_REUSEADDR); set.add(StandardSocketOptions.TCP_NODELAY); if (ExtendedOptionsImpl.flowSupported()) { set.add(jdk.net.ExtendedSocketOptions.SO_FLOW_SLA); } return Collections.unmodifiableSet(set); }