Examples with MessageInfo com.sun.nio.sctp.MessageInfo used on opensource projects

Example 1 with MessageInfo

use of com.sun.nio.sctp.MessageInfo in project jdk8u_jdk by JetBrains.

the class Receive method doTest.

void doTest(SocketAddress peerAddress) {
    SctpChannel channel = null;
    ByteBuffer buffer = ByteBuffer.allocate(Util.LARGE_BUFFER);
    MessageInfo info;
    try {
        channel = SctpChannel.open();
        ReceiveNotificationHandler handler = new ReceiveNotificationHandler(channel);
        /* TEST 1: Verify NotYetConnectedException thrown */
        try {
            channel.receive(buffer, null, handler);
            fail("should have thrown NotYetConnectedException");
        } catch (NotYetConnectedException unused) {
            pass();
        } catch (IOException ioe) {
            unexpected(ioe);
        }
        channel.connect(peerAddress);
        /* TEST 2: receive small message */
        do {
            debug("Test 2: invoking receive");
            info = channel.receive(buffer, null, handler);
            if (info == null) {
                fail("unexpected null from receive");
                return;
            }
        } while (!info.isComplete());
        buffer.flip();
        check(handler.receivedCommUp(), "SCTP_COMM_UP not received");
        check(info != null, "info is null");
        check(info.address() != null, "address is null");
        check(info.association() != null, "association is null");
        check(info.isComplete(), "message is not complete");
        check(info.isUnordered() != true, "message should not be unordered");
        check(info.streamNumber() >= 0, "invalid stream number");
        check(info.payloadProtocolID() == PPID, "PPID incorrect");
        check(info.bytes() == Util.SMALL_MESSAGE.getBytes("ISO-8859-1").length, "bytes received not equal to message length");
        check(info.bytes() == buffer.remaining(), "bytes != remaining");
        check(Util.compare(buffer, Util.SMALL_MESSAGE), "received message not the same as sent message");
        buffer.clear();
        /* TEST 3: receive large message */
        do {
            debug("Test 3: invoking receive");
            info = channel.receive(buffer, null, handler);
            if (info == null) {
                fail("unexpected null from receive");
                return;
            }
        } while (!info.isComplete());
        buffer.flip();
        check(info != null, "info is null");
        check(info.address() != null, "address is null");
        check(info.association() != null, "association is null");
        check(info.isComplete(), "message is not complete");
        check(info.isUnordered() != true, "message should not be unordered");
        check(info.streamNumber() >= 0, "invalid stream number");
        check(info.bytes() == Util.LARGE_MESSAGE.getBytes("ISO-8859-1").length, "bytes received not equal to message length");
        check(info.bytes() == buffer.remaining(), "bytes != remaining");
        check(Util.compare(buffer, Util.LARGE_MESSAGE), "received message not the same as sent message");
        buffer.clear();
        /* TEST 4: EOF */
        // buffer position 0
        buffer.clear();
        info = channel.receive(buffer, null, handler);
        check(info != null, "info is null");
        check(info.bytes() == -1, "should have received EOF");
        check(buffer.position() == 0, "buffer position should be unchanged");
        /* TEST 5: ClosedChannelException */
        channel.close();
        try {
            channel.receive(buffer, null, null);
            fail("should have thrown ClosedChannelException");
        } catch (ClosedChannelException cce) {
            pass();
        } catch (IOException ioe) {
            unexpected(ioe);
        }
        handler = null;
        /* TEST 6: handler returns RETURN after handling a notification */
        ReceiveNotificationHandler handler2 = new ReceiveNotificationHandler(null);
        /* HandlerResult.RETURN */
        channel = SctpChannel.open(peerAddress, 0, 0);
        info = channel.receive(buffer, null, handler2);
        check(info == null, "channel should return null");
        check(handler2.receivedCommUp(), "SCTP_COMM_UP not received");
        check(buffer.position() == 0, "buffer position should be unchanged");
        /* TEST 7: Non blocking channel return null if no data */
        channel.configureBlocking(false);
        info = channel.receive(buffer, null, null);
        check(info == null, "non-blocking channel should return null");
        check(buffer.position() == 0, "buffer position should be unchanged");
    } catch (IOException ioe) {
        unexpected(ioe);
    } finally {
        clientFinishedLatch.countDown();
        try {
            serverFinishedLatch.await(10L, TimeUnit.SECONDS);
        } catch (InterruptedException ie) {
            unexpected(ie);
        }
        if (channel != null) {
            try {
                channel.close();
            } catch (IOException e) {
                unexpected(e);
            }
        }
    }
}

Example 2 with MessageInfo

use of com.sun.nio.sctp.MessageInfo in project jdk8u_jdk by JetBrains.

the class Branch method doTest.

void doTest(SocketAddress peerAddress) {
    SctpMultiChannel channel = null;
    ByteBuffer buffer = ByteBuffer.allocate(Util.LARGE_BUFFER);
    MessageInfo info = MessageInfo.createOutgoing(null, 0);
    try {
        channel = SctpMultiChannel.open();
        /* setup an association implicitly by sending a small message */
        int streamNumber = 0;
        debug("sending to " + peerAddress + " on stream number: " + streamNumber);
        info = MessageInfo.createOutgoing(peerAddress, streamNumber);
        buffer.put(Util.SMALL_MESSAGE.getBytes("ISO-8859-1"));
        buffer.flip();
        int position = buffer.position();
        int remaining = buffer.remaining();
        debug("sending small message: " + buffer);
        int sent = channel.send(buffer, info);
        check(sent == remaining, "sent should be equal to remaining");
        check(buffer.position() == (position + sent), "buffers position should have been incremented by sent");
        /* Receive the COMM_UP */
        buffer.clear();
        BranchNotificationHandler handler = new BranchNotificationHandler();
        info = channel.receive(buffer, null, handler);
        check(handler.receivedCommUp(), "COMM_UP no received");
        Set<Association> associations = channel.associations();
        check(!associations.isEmpty(), "There should be some associations");
        Association bassoc = associations.iterator().next();
        /* TEST 1: branch */
        SctpChannel bchannel = channel.branch(bassoc);
        check(!bchannel.getAllLocalAddresses().isEmpty(), "branched channel should be bound");
        check(!bchannel.getRemoteAddresses().isEmpty(), "branched channel should be connected");
        check(channel.associations().isEmpty(), "there should be no associations since the only one was branched off");
        buffer.clear();
        info = bchannel.receive(buffer, null, null);
        buffer.flip();
        check(info != null, "info is null");
        check(info.streamNumber() == streamNumber, "message not sent on the correct stream");
        check(info.bytes() == Util.SMALL_MESSAGE.getBytes("ISO-8859-1").length, "bytes received not equal to message length");
        check(info.bytes() == buffer.remaining(), "bytes != remaining");
        check(Util.compare(buffer, Util.SMALL_MESSAGE), "received message not the same as sent message");
    } catch (IOException ioe) {
        unexpected(ioe);
    } finally {
        clientFinishedLatch.countDown();
        try {
            serverFinishedLatch.await(10L, TimeUnit.SECONDS);
        } catch (InterruptedException ie) {
            unexpected(ie);
        }
        if (channel != null) {
            try {
                channel.close();
            } catch (IOException e) {
                unexpected(e);
            }
        }
    }
}

Example 3 with MessageInfo

use of com.sun.nio.sctp.MessageInfo in project jdk8u_jdk by JetBrains.

the class SocketOptionTests method sctpPrimaryAddr.

/* SCTP_PRIMARY_ADDR */
void sctpPrimaryAddr() throws IOException {
    SocketAddress addrToSet = null;
    ByteBuffer buffer = ByteBuffer.allocate(Util.SMALL_BUFFER);
    System.out.println("TESTING SCTP_PRIMARY_ADDR");
    /* create listening channel */
    SctpServerChannel ssc = SctpServerChannel.open().bind(null);
    Set<SocketAddress> addrs = ssc.getAllLocalAddresses();
    if (addrs.isEmpty())
        debug("addrs should not be empty");
    InetSocketAddress serverAddr = (InetSocketAddress) addrs.iterator().next();
    /* setup an association implicitly by sending a small message */
    int streamNumber = 0;
    debug("sending to " + serverAddr + " on stream number: " + streamNumber);
    MessageInfo info = MessageInfo.createOutgoing(serverAddr, streamNumber);
    buffer.put(Util.SMALL_MESSAGE.getBytes("ISO-8859-1"));
    buffer.flip();
    debug("sending small message: " + buffer);
    SctpMultiChannel smc = SctpMultiChannel.open();
    int sent = smc.send(buffer, info);
    /* Receive the COMM_UP */
    buffer.clear();
    SOTNotificationHandler handler = new SOTNotificationHandler();
    info = smc.receive(buffer, null, handler);
    check(handler.receivedCommUp(), "COMM_UP no received");
    Set<Association> associations = smc.associations();
    check(!associations.isEmpty(), "There should be some associations");
    Association assoc = associations.iterator().next();
    SctpChannel peerChannel = ssc.accept();
    ssc.close();
    Set<SocketAddress> peerAddrs = peerChannel.getAllLocalAddresses();
    debug("Peer local Addresses: ");
    for (Iterator<SocketAddress> it = peerAddrs.iterator(); it.hasNext(); ) {
        InetSocketAddress addr = (InetSocketAddress) it.next();
        debug("\t" + addr);
        // any of the peer addresses will do!
        addrToSet = addr;
    }
    /* retrieval of SCTP_PRIMARY_ADDR is not supported on Solaris */
    if ("SunOS".equals(osName)) {
        //smc.setOption(SCTP_PRIMARY_ADDR, addrToSet, assoc);
        return;
    } else {
        /* Linux */
        SocketAddress primaryAddr = smc.getOption(SCTP_PRIMARY_ADDR, assoc);
        System.out.println("SCTP_PRIMARY_ADDR returned: " + primaryAddr);
        /* Verify that this is one of the peer addresses */
        boolean found = false;
        // may not have more than one addr
        addrToSet = primaryAddr;
        for (Iterator<SocketAddress> it = peerAddrs.iterator(); it.hasNext(); ) {
            InetSocketAddress addr = (InetSocketAddress) it.next();
            if (addr.equals(primaryAddr)) {
                found = true;
            }
            addrToSet = addr;
        }
        check(found, "SCTP_PRIMARY_ADDR returned bogus address!");
        System.out.println("Try SCTP_PRIMARY_ADDR set to: " + addrToSet);
        smc.setOption(SCTP_PRIMARY_ADDR, addrToSet, assoc);
        System.out.println("SCTP_PRIMARY_ADDR set to: " + addrToSet);
        primaryAddr = smc.getOption(SCTP_PRIMARY_ADDR, assoc);
        System.out.println("SCTP_PRIMARY_ADDR returned: " + primaryAddr);
        check(addrToSet.equals(primaryAddr), "SCTP_PRIMARY_ADDR not set correctly");
    }
}

Example 4 with MessageInfo

use of com.sun.nio.sctp.MessageInfo in project jdk8u_jdk by JetBrains.

the class MessageInfoTests method test.

void test(String[] args) {
    /* TEST 1 : createOutGoing(SocketAddress,int) */
    MessageInfo info = MessageInfo.createOutgoing(addr, DEFAULT_STREAM_NUMBER);
    checkDefaults(info);
    checkGetterSetters(info);
    /* TEST 2 : createOutGoing(Association,SocketAddress,int) */
    info = MessageInfo.createOutgoing(assoc, addr, DEFAULT_STREAM_NUMBER);
    checkDefaults(info);
    check(info.association().equals(assoc), "incorrect association");
    checkGetterSetters(info);
    /* TEST 3: null values */
    info = MessageInfo.createOutgoing(null, 0);
    check(info.address() == null, "address should be null");
    check(info.association() == null, "association should be null");
    info = MessageInfo.createOutgoing(assoc, null, 0);
    check(info.address() == null, "address should be null");
    /* Test 4: IllegalArgumentException */
    testIAE(new Runnable() {

        public void run() {
            MessageInfo.createOutgoing(addr, -1);
        }
    });
    testIAE(new Runnable() {

        public void run() {
            MessageInfo.createOutgoing(addr, 65537);
        }
    });
    testIAE(new Runnable() {

        public void run() {
            MessageInfo.createOutgoing(null, addr, 0);
        }
    });
    testIAE(new Runnable() {

        public void run() {
            MessageInfo.createOutgoing(assoc, addr, -1);
        }
    });
    testIAE(new Runnable() {

        public void run() {
            MessageInfo.createOutgoing(assoc, addr, 65537);
        }
    });
    final MessageInfo iaeInfo = MessageInfo.createOutgoing(assoc, addr, 0);
    testIAE(new Runnable() {

        public void run() {
            iaeInfo.streamNumber(-1);
        }
    });
    testIAE(new Runnable() {

        public void run() {
            iaeInfo.streamNumber(65537);
        }
    });
}

Example 5 with MessageInfo

use of com.sun.nio.sctp.MessageInfo in project netty by netty.

the class OioSctpChannel method doWrite.

@Override
protected void doWrite(ChannelOutboundBuffer in) throws Exception {
    if (!writeSelector.isOpen()) {
        return;
    }
    final int size = in.size();
    final int selectedKeys = writeSelector.select(SO_TIMEOUT);
    if (selectedKeys > 0) {
        final Set<SelectionKey> writableKeys = writeSelector.selectedKeys();
        if (writableKeys.isEmpty()) {
            return;
        }
        Iterator<SelectionKey> writableKeysIt = writableKeys.iterator();
        int written = 0;
        for (; ; ) {
            if (written == size) {
                // all written
                return;
            }
            writableKeysIt.next();
            writableKeysIt.remove();
            SctpMessage packet = (SctpMessage) in.current();
            if (packet == null) {
                return;
            }
            ByteBuf data = packet.content();
            int dataLen = data.readableBytes();
            ByteBuffer nioData;
            if (data.nioBufferCount() != -1) {
                nioData = data.nioBuffer();
            } else {
                nioData = ByteBuffer.allocate(dataLen);
                data.getBytes(data.readerIndex(), nioData);
                nioData.flip();
            }
            final MessageInfo mi = MessageInfo.createOutgoing(association(), null, packet.streamIdentifier());
            mi.payloadProtocolID(packet.protocolIdentifier());
            mi.streamNumber(packet.streamIdentifier());
            mi.unordered(packet.isUnordered());
            ch.send(nioData, mi);
            written++;
            in.remove();
            if (!writableKeysIt.hasNext()) {
                return;
            }
        }
    }
}