@Test
public void testRegisterChannelDuplexWithSelectableChannel()
throws Exception {
// Normal register, with selectable channel
SocketChannel[] peerSocketChannels =
IntrabandTestUtil.createSocketChannelPeers();
SocketChannel socketChannel = peerSocketChannels[0];
socketChannel.configureBlocking(true);
try {
FutureRegistrationReference futureRegistrationReference =
(
@Test
public void testSendDatagramWithoutCallback() throws Exception {
// Single datagram sending
Pipe readPipe = Pipe.open();
Pipe writePipe = Pipe.open();
GatheringByteChannel gatheringByteChannel = writePipe.sink();
ScatteringByteChannel scatteringByteChannel = readPipe.source();
SelectionKeyRegistrationReference registrationReference =
(SelectionKeyRegistrationReference)
_selectorIntraband.registerChannel(writePipe.source(), readPipe.sink());
Thread wakeUpThread = new Thread(new WakeUpRunnable(_selectorIntraband));
wakeUpThread.start();
Selector selector = _selectorIntraband.selector;
synchronized (selector) {
wakeUpThread.interrupt();
wakeUpThread.join();
Datagram requestDatagram = Datagram.createRequestDatagram(_type, _data);
_selectorIntraband.sendDatagram(registrationReference, requestDatagram);
SelectionKey writeSelectionKey = registrationReference.writeSelectionKey;
ChannelContext channelContext = (ChannelContext) writeSelectionKey.attachment();
Queue<Datagram> sendingQueue = channelContext.getSendingQueue();
Assert.assertEquals(1, sendingQueue.size());
Assert.assertSame(requestDatagram, sendingQueue.peek());
}
Datagram receiveDatagram = IntrabandTestUtil.readDatagramFully(scatteringByteChannel);
Assert.assertEquals(_type, receiveDatagram.getType());
ByteBuffer dataByteBuffer = receiveDatagram.getDataByteBuffer();
Assert.assertArrayEquals(_data, dataByteBuffer.array());
// Two datagrams continuous sending
Datagram requestDatagram1 = Datagram.createRequestDatagram(_type, _data);
Datagram requestDatagram2 = Datagram.createRequestDatagram(_type, _data);
wakeUpThread = new Thread(new WakeUpRunnable(_selectorIntraband));
wakeUpThread.start();
synchronized (selector) {
wakeUpThread.interrupt();
wakeUpThread.join();
_selectorIntraband.sendDatagram(registrationReference, requestDatagram1);
_selectorIntraband.sendDatagram(registrationReference, requestDatagram2);
SelectionKey writeSelectionKey = registrationReference.writeSelectionKey;
ChannelContext channelContext = (ChannelContext) writeSelectionKey.attachment();
Queue<Datagram> sendingQueue = channelContext.getSendingQueue();
Assert.assertEquals(2, sendingQueue.size());
Datagram[] datagrams = sendingQueue.toArray(new Datagram[2]);
Assert.assertSame(requestDatagram1, datagrams[0]);
Assert.assertSame(requestDatagram2, datagrams[1]);
}
Datagram receiveDatagram1 = IntrabandTestUtil.readDatagramFully(scatteringByteChannel);
Assert.assertEquals(_type, receiveDatagram1.getType());
dataByteBuffer = receiveDatagram1.getDataByteBuffer();
Assert.assertArrayEquals(_data, dataByteBuffer.array());
Datagram receiveDatagram2 = IntrabandTestUtil.readDatagramFully(scatteringByteChannel);
Assert.assertEquals(_type, receiveDatagram2.getType());
dataByteBuffer = receiveDatagram2.getDataByteBuffer();
Assert.assertArrayEquals(_data, dataByteBuffer.array());
// Two datagrams delay sending
requestDatagram1 = Datagram.createRequestDatagram(_type, _data);
requestDatagram2 = Datagram.createRequestDatagram(_type, _data);
wakeUpThread = new Thread(new WakeUpRunnable(_selectorIntraband));
wakeUpThread.start();
SelectionKey writeSelectionKey = registrationReference.writeSelectionKey;
ChannelContext channelContext = (ChannelContext) writeSelectionKey.attachment();
Queue<Datagram> sendingQueue = channelContext.getSendingQueue();
synchronized (writeSelectionKey) {
synchronized (selector) {
wakeUpThread.interrupt();
wakeUpThread.join();
_selectorIntraband.sendDatagram(registrationReference, requestDatagram1);
Assert.assertEquals(1, sendingQueue.size());
Assert.assertSame(requestDatagram1, sendingQueue.peek());
}
receiveDatagram1 = IntrabandTestUtil.readDatagramFully(scatteringByteChannel);
Assert.assertEquals(_type, receiveDatagram1.getType());
dataByteBuffer = receiveDatagram1.getDataByteBuffer();
Assert.assertArrayEquals(_data, dataByteBuffer.array());
Thread pollingThread = _selectorIntraband.pollingThread;
while (pollingThread.getState() == Thread.State.RUNNABLE) ;
_selectorIntraband.sendDatagram(registrationReference, requestDatagram2);
Assert.assertEquals(1, sendingQueue.size());
Assert.assertSame(requestDatagram2, sendingQueue.peek());
}
receiveDatagram2 = IntrabandTestUtil.readDatagramFully(scatteringByteChannel);
Assert.assertEquals(_type, receiveDatagram2.getType());
dataByteBuffer = receiveDatagram2.getDataByteBuffer();
Assert.assertArrayEquals(_data, dataByteBuffer.array());
// Huge datagram sending
int hugeBufferSize = 1024 * 1024 * 10;
ByteBuffer hugeBuffer = ByteBuffer.allocate(hugeBufferSize);
for (int i = 0; i < hugeBufferSize; i++) {
hugeBuffer.put(i, (byte) i);
}
_selectorIntraband.sendDatagram(
registrationReference, Datagram.createRequestDatagram(_type, hugeBuffer));
receiveDatagram = DatagramHelper.createReceiveDatagram();
channelContext = (ChannelContext) writeSelectionKey.attachment();
int count = 0;
while (!DatagramHelper.readFrom(receiveDatagram, scatteringByteChannel)) {
count++;
}
Assert.assertTrue(count > 0);
sendingQueue = channelContext.getSendingQueue();
Assert.assertTrue(sendingQueue.isEmpty());
dataByteBuffer = receiveDatagram.getDataByteBuffer();
Assert.assertArrayEquals(hugeBuffer.array(), dataByteBuffer.array());
unregisterChannels(registrationReference);
gatheringByteChannel.close();
scatteringByteChannel.close();
}
@AdviseWith(adviceClasses = {Jdk14LogImplAdvice.class})
@Test
public void testSendDatagramWithCallback() throws Exception {
// Submitted callback
Pipe readPipe = Pipe.open();
Pipe writePipe = Pipe.open();
GatheringByteChannel gatheringByteChannel = writePipe.sink();
ScatteringByteChannel scatteringByteChannel = readPipe.source();
RegistrationReference registrationReference =
_selectorIntraband.registerChannel(writePipe.source(), readPipe.sink());
Object attachment = new Object();
RecordCompletionHandler<Object> recordCompletionHandler = new RecordCompletionHandler<Object>();
_selectorIntraband.sendDatagram(
registrationReference,
Datagram.createRequestDatagram(_type, _data),
attachment,
EnumSet.of(CompletionType.SUBMITTED),
recordCompletionHandler);
Datagram receiveDatagram = IntrabandTestUtil.readDatagramFully(scatteringByteChannel);
recordCompletionHandler.waitUntilSubmitted();
Assert.assertSame(attachment, recordCompletionHandler.getAttachment());
Assert.assertEquals(_type, receiveDatagram.getType());
ByteBuffer dataByteBuffer = receiveDatagram.getDataByteBuffer();
Assert.assertArrayEquals(_data, dataByteBuffer.array());
CaptureHandler captureHandler = null;
try {
// Callback timeout, with log
captureHandler =
JDKLoggerTestUtil.configureJDKLogger(BaseIntraband.class.getName(), Level.WARNING);
List<LogRecord> logRecords = captureHandler.getLogRecords();
recordCompletionHandler = new RecordCompletionHandler<Object>();
_selectorIntraband.sendDatagram(
registrationReference,
Datagram.createRequestDatagram(_type, _data),
attachment,
EnumSet.of(CompletionType.DELIVERED),
recordCompletionHandler,
10,
TimeUnit.MILLISECONDS);
Selector selector = _selectorIntraband.selector;
recordCompletionHandler.waitUntilTimeouted(selector);
Assert.assertSame(attachment, recordCompletionHandler.getAttachment());
Assert.assertEquals(1, logRecords.size());
IntrabandTestUtil.assertMessageStartWith(
logRecords.get(0), "Removed timeout response waiting datagram");
// Callback timeout, without log
logRecords = captureHandler.resetLogLevel(Level.OFF);
recordCompletionHandler = new RecordCompletionHandler<Object>();
_selectorIntraband.sendDatagram(
registrationReference,
Datagram.createRequestDatagram(_type, _data),
attachment,
EnumSet.of(CompletionType.DELIVERED),
recordCompletionHandler,
10,
TimeUnit.MILLISECONDS);
recordCompletionHandler.waitUntilTimeouted(selector);
Assert.assertSame(attachment, recordCompletionHandler.getAttachment());
Assert.assertTrue(logRecords.isEmpty());
} finally {
if (captureHandler != null) {
captureHandler.close();
}
}
// Callback timeout, completion handler causes NPE
captureHandler =
JDKLoggerTestUtil.configureJDKLogger(SelectorIntraband.class.getName(), Level.SEVERE);
try {
List<LogRecord> logRecords = captureHandler.getLogRecords();
recordCompletionHandler =
new RecordCompletionHandler<Object>() {
@Override
public void timedOut(Object attachment) {
super.timedOut(attachment);
throw new NullPointerException();
}
};
Jdk14LogImplAdvice.reset();
Selector selector = _selectorIntraband.selector;
try {
_selectorIntraband.sendDatagram(
registrationReference,
Datagram.createRequestDatagram(_type, _data),
attachment,
EnumSet.of(CompletionType.DELIVERED),
recordCompletionHandler,
10,
TimeUnit.MILLISECONDS);
} finally {
recordCompletionHandler.waitUntilTimeouted(selector);
Jdk14LogImplAdvice.waitUntilErrorCalled();
}
Assert.assertFalse(selector.isOpen());
Assert.assertEquals(1, logRecords.size());
IntrabandTestUtil.assertMessageStartWith(
logRecords.get(0), SelectorIntraband.class + ".threadFactory-1 exiting exceptionally");
gatheringByteChannel.close();
scatteringByteChannel.close();
} finally {
captureHandler.close();
}
}
@Test
public void testRegisterChannelReadWrite() throws Exception {
// Scattering byte channel is null
try {
_selectorIntraband.registerChannel(null, null);
Assert.fail();
} catch (NullPointerException npe) {
Assert.assertEquals("Scattering byte channel is null", npe.getMessage());
}
// Gathering byte channel is null
try {
_selectorIntraband.registerChannel(
IntrabandTestUtil.<ScatteringByteChannel>createProxy(ScatteringByteChannel.class), null);
Assert.fail();
} catch (NullPointerException npe) {
Assert.assertEquals("Gathering byte channel is null", npe.getMessage());
}
// Scattering byte channel is not of type SelectableChannel
try {
_selectorIntraband.registerChannel(
IntrabandTestUtil.<ScatteringByteChannel>createProxy(ScatteringByteChannel.class),
IntrabandTestUtil.<GatheringByteChannel>createProxy(GatheringByteChannel.class));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals(
"Scattering byte channel is not of type SelectableChannel", iae.getMessage());
}
// Gathering byte channel is not of type SelectableChannel
try {
_selectorIntraband.registerChannel(
new MockDuplexSelectableChannel(false, false),
IntrabandTestUtil.<GatheringByteChannel>createProxy(GatheringByteChannel.class));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals(
"Gathering byte channel is not of type SelectableChannel", iae.getMessage());
}
// Scattering byte channel is not valid for reading
try {
_selectorIntraband.registerChannel(
new MockDuplexSelectableChannel(false, true),
new MockDuplexSelectableChannel(true, true));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals("Scattering byte channel is not valid for reading", iae.getMessage());
}
// Gathering byte channel is not valid for writing
try {
_selectorIntraband.registerChannel(
new MockDuplexSelectableChannel(true, true),
new MockDuplexSelectableChannel(true, false));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals("Gathering byte channel is not valid for writing", iae.getMessage());
}
// Interruptted on register
Pipe pipe = Pipe.open();
SourceChannel sourceChannel = pipe.source();
SinkChannel sinkChannel = pipe.sink();
final Thread mainThread = Thread.currentThread();
Thread wakeUpThread = new Thread(new WakeUpRunnable(_selectorIntraband));
Thread interruptThread =
new Thread() {
@Override
public void run() {
while (mainThread.getState() != Thread.State.WAITING) ;
mainThread.interrupt();
}
};
wakeUpThread.start();
Selector selector = _selectorIntraband.selector;
synchronized (selector) {
wakeUpThread.interrupt();
wakeUpThread.join();
interruptThread.start();
try {
_selectorIntraband.registerChannel(sourceChannel, sinkChannel);
Assert.fail();
} catch (IOException ioe) {
Throwable cause = ioe.getCause();
Assert.assertTrue(cause instanceof InterruptedException);
}
interruptThread.join();
}
_selectorIntraband.close();
// Normal register
_selectorIntraband = new SelectorIntraband(_DEFAULT_TIMEOUT);
SelectionKeyRegistrationReference selectionKeyRegistrationReference =
(SelectionKeyRegistrationReference)
_selectorIntraband.registerChannel(sourceChannel, sinkChannel);
Assert.assertNotNull(selectionKeyRegistrationReference);
SelectionKey readSelectionKey = selectionKeyRegistrationReference.readSelectionKey;
Assert.assertTrue(readSelectionKey.isValid());
Assert.assertEquals(SelectionKey.OP_READ, readSelectionKey.interestOps());
Assert.assertNotNull(readSelectionKey.attachment());
SelectionKey writeSelectionKey = selectionKeyRegistrationReference.writeSelectionKey;
Assert.assertTrue(writeSelectionKey.isValid());
Assert.assertEquals(0, writeSelectionKey.interestOps());
Assert.assertNotNull(writeSelectionKey.attachment());
Assert.assertSame(readSelectionKey.attachment(), writeSelectionKey.attachment());
writeSelectionKey.interestOps(SelectionKey.OP_WRITE);
selector = _selectorIntraband.selector;
selector.wakeup();
while (writeSelectionKey.interestOps() != 0) ;
unregisterChannels(selectionKeyRegistrationReference);
// Register after close
_selectorIntraband.close();
try {
_selectorIntraband.registerChannel(sourceChannel, sinkChannel);
Assert.fail();
} catch (ClosedIntrabandException cibe) {
}
sourceChannel.close();
sinkChannel.close();
}
@Test
public void testRegisterChannelDuplex() throws Exception {
// Channel is null
try {
_selectorIntraband.registerChannel(null);
Assert.fail();
} catch (NullPointerException npe) {
Assert.assertEquals("Channel is null", npe.getMessage());
}
// Channel is not of type GatheringByteChannel
try {
_selectorIntraband.registerChannel(IntrabandTestUtil.<Channel>createProxy(Channel.class));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals("Channel is not of type GatheringByteChannel", iae.getMessage());
}
// Channel is not of type ScatteringByteChannel
try {
_selectorIntraband.registerChannel(
IntrabandTestUtil.<Channel>createProxy(GatheringByteChannel.class));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals("Channel is not of type ScatteringByteChannel", iae.getMessage());
}
// Channel is not of type SelectableChannel
try {
_selectorIntraband.registerChannel(
IntrabandTestUtil.<Channel>createProxy(
ScatteringByteChannel.class, GatheringByteChannel.class));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals("Channel is not of type SelectableChannel", iae.getMessage());
}
// Channel is not valid for reading
try {
_selectorIntraband.registerChannel(new MockDuplexSelectableChannel(false, true));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals("Channel is not valid for reading", iae.getMessage());
}
// Channel is not valid for writing
try {
_selectorIntraband.registerChannel(new MockDuplexSelectableChannel(true, false));
Assert.fail();
} catch (IllegalArgumentException iae) {
Assert.assertEquals("Channel is not valid for writing", iae.getMessage());
}
SocketChannel[] peerSocketChannels = IntrabandTestUtil.createSocketChannelPeers();
try {
SocketChannel socketChannel = peerSocketChannels[0];
// Interruptted on register
final Thread mainThread = Thread.currentThread();
Thread wakeUpThread = new Thread(new WakeUpRunnable(_selectorIntraband));
Thread interruptThread =
new Thread() {
@Override
public void run() {
while (mainThread.getState() != Thread.State.WAITING) ;
mainThread.interrupt();
}
};
wakeUpThread.start();
Selector selector = _selectorIntraband.selector;
synchronized (selector) {
wakeUpThread.interrupt();
wakeUpThread.join();
interruptThread.start();
try {
_selectorIntraband.registerChannel(socketChannel);
Assert.fail();
} catch (IOException ioe) {
Throwable cause = ioe.getCause();
Assert.assertTrue(cause instanceof InterruptedException);
}
interruptThread.join();
}
_selectorIntraband.close();
_selectorIntraband = new SelectorIntraband(_DEFAULT_TIMEOUT);
// Normal register
SelectionKeyRegistrationReference selectionKeyRegistrationReference =
(SelectionKeyRegistrationReference) _selectorIntraband.registerChannel(socketChannel);
Assert.assertNotNull(selectionKeyRegistrationReference);
Assert.assertSame(
selectionKeyRegistrationReference.readSelectionKey,
selectionKeyRegistrationReference.writeSelectionKey);
SelectionKey selectionKey = selectionKeyRegistrationReference.readSelectionKey;
Assert.assertTrue(selectionKey.isValid());
Assert.assertEquals(SelectionKey.OP_READ, selectionKey.interestOps());
Assert.assertNotNull(selectionKey.attachment());
selectionKey.interestOps(SelectionKey.OP_READ | SelectionKey.OP_WRITE);
selector = _selectorIntraband.selector;
selector.wakeup();
while (selectionKey.interestOps() != SelectionKey.OP_READ) ;
// Concurrent cancelling
wakeUpThread = new Thread(new WakeUpRunnable(_selectorIntraband));
wakeUpThread.start();
synchronized (selector) {
wakeUpThread.interrupt();
wakeUpThread.join();
selectionKey.interestOps(SelectionKey.OP_READ | SelectionKey.OP_WRITE);
SocketChannel peerSocketChannel = peerSocketChannels[1];
peerSocketChannel.write(ByteBuffer.allocate(1));
Socket socket = peerSocketChannel.socket();
socket.shutdownOutput();
}
while (selectionKey.isValid()) ;
// Register after close
_selectorIntraband.close();
try {
_selectorIntraband.registerChannel(socketChannel);
Assert.fail();
} catch (ClosedIntrabandException cibe) {
}
} finally {
peerSocketChannels[0].close();
peerSocketChannels[1].close();
}
}
@AdviseWith(adviceClasses = {Jdk14LogImplAdvice.class})
@Test
public void testReceiveDatagram() throws Exception {
Pipe readPipe = Pipe.open();
Pipe writePipe = Pipe.open();
GatheringByteChannel gatheringByteChannel = writePipe.sink();
ScatteringByteChannel scatteringByteChannel = readPipe.source();
SelectionKeyRegistrationReference registrationReference =
(SelectionKeyRegistrationReference)
_selectorIntraband.registerChannel(writePipe.source(), readPipe.sink());
long sequenceId = 100;
CaptureHandler captureHandler = null;
try {
// Receive ACK response, no ACK request, with log
captureHandler =
JDKLoggerTestUtil.configureJDKLogger(BaseIntraband.class.getName(), Level.WARNING);
List<LogRecord> logRecords = captureHandler.getLogRecords();
Jdk14LogImplAdvice.reset();
try {
DatagramHelper.writeTo(
DatagramHelper.createACKResponseDatagram(sequenceId), gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilWarnCalled();
}
Assert.assertEquals(1, logRecords.size());
IntrabandTestUtil.assertMessageStartWith(
logRecords.get(0), "Dropped ownerless ACK response ");
// Receive ACK response, no ACK request, without log
logRecords = captureHandler.resetLogLevel(Level.OFF);
Jdk14LogImplAdvice.reset();
try {
DatagramHelper.writeTo(
DatagramHelper.createACKResponseDatagram(sequenceId), gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilIsWarnEnableCalled();
}
Assert.assertTrue(logRecords.isEmpty());
// Receive ACK response, with ACK request
Datagram requestDatagram = Datagram.createRequestDatagram(_type, _data);
DatagramHelper.setAttachment(requestDatagram, new Object());
RecordCompletionHandler<Object> recordCompletionHandler =
new RecordCompletionHandler<Object>();
DatagramHelper.setCompletionHandler(requestDatagram, recordCompletionHandler);
DatagramHelper.setSequenceId(requestDatagram, sequenceId);
DatagramHelper.setTimeout(requestDatagram, 10000);
BaseIntrabandHelper.addResponseWaitingDatagram(_selectorIntraband, requestDatagram);
DatagramHelper.writeTo(
DatagramHelper.createACKResponseDatagram(sequenceId), gatheringByteChannel);
recordCompletionHandler.waitUntilDelivered();
Assert.assertSame(
DatagramHelper.getAttachment(requestDatagram), recordCompletionHandler.getAttachment());
// Receive response, no request, with log
logRecords = captureHandler.resetLogLevel(Level.WARNING);
Jdk14LogImplAdvice.reset();
try {
DatagramHelper.writeTo(
Datagram.createResponseDatagram(requestDatagram, _data), gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilWarnCalled();
}
Assert.assertEquals(1, logRecords.size());
IntrabandTestUtil.assertMessageStartWith(logRecords.get(0), "Dropped ownerless response ");
// Receive response, no request, without log
logRecords = captureHandler.resetLogLevel(Level.OFF);
Jdk14LogImplAdvice.reset();
try {
requestDatagram = Datagram.createRequestDatagram(_type, _data);
DatagramHelper.setSequenceId(requestDatagram, sequenceId);
DatagramHelper.writeTo(
Datagram.createResponseDatagram(requestDatagram, _data), gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilIsWarnEnableCalled();
}
Assert.assertTrue(logRecords.isEmpty());
// Receive response, with request, with replied completion handler
requestDatagram = Datagram.createRequestDatagram(_type, _data);
DatagramHelper.setAttachment(requestDatagram, new Object());
recordCompletionHandler = new RecordCompletionHandler<Object>();
DatagramHelper.setCompletionHandler(requestDatagram, recordCompletionHandler);
DatagramHelper.setCompletionTypes(requestDatagram, EnumSet.of(CompletionType.REPLIED));
DatagramHelper.setSequenceId(requestDatagram, sequenceId);
DatagramHelper.setTimeout(requestDatagram, 10000);
BaseIntrabandHelper.addResponseWaitingDatagram(_selectorIntraband, requestDatagram);
DatagramHelper.writeTo(
Datagram.createResponseDatagram(requestDatagram, _data), gatheringByteChannel);
recordCompletionHandler.waitUntilReplied();
Assert.assertSame(
DatagramHelper.getAttachment(requestDatagram), recordCompletionHandler.getAttachment());
// Receive response, with request, without replied completion
// handler, with log
logRecords = captureHandler.resetLogLevel(Level.WARNING);
requestDatagram = Datagram.createRequestDatagram(_type, _data);
DatagramHelper.setCompletionTypes(requestDatagram, EnumSet.noneOf(CompletionType.class));
recordCompletionHandler = new RecordCompletionHandler<Object>();
DatagramHelper.setCompletionHandler(requestDatagram, recordCompletionHandler);
DatagramHelper.setSequenceId(requestDatagram, sequenceId);
DatagramHelper.setTimeout(requestDatagram, 10000);
BaseIntrabandHelper.addResponseWaitingDatagram(_selectorIntraband, requestDatagram);
Jdk14LogImplAdvice.reset();
try {
DatagramHelper.writeTo(
Datagram.createResponseDatagram(requestDatagram, _data), gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilWarnCalled();
}
Assert.assertEquals(1, logRecords.size());
IntrabandTestUtil.assertMessageStartWith(logRecords.get(0), "Dropped unconcerned response ");
// Receive response, with request, without replied completion
// handler, without log
logRecords = captureHandler.resetLogLevel(Level.OFF);
requestDatagram = Datagram.createRequestDatagram(_type, _data);
DatagramHelper.setCompletionTypes(requestDatagram, EnumSet.noneOf(CompletionType.class));
recordCompletionHandler = new RecordCompletionHandler<Object>();
DatagramHelper.setCompletionHandler(requestDatagram, recordCompletionHandler);
DatagramHelper.setSequenceId(requestDatagram, sequenceId);
DatagramHelper.setTimeout(requestDatagram, 10000);
BaseIntrabandHelper.addResponseWaitingDatagram(_selectorIntraband, requestDatagram);
Jdk14LogImplAdvice.reset();
try {
DatagramHelper.writeTo(
Datagram.createResponseDatagram(requestDatagram, _data), gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilIsWarnEnableCalled();
}
Assert.assertTrue(logRecords.isEmpty());
// Receive request, requires ACK, no datagram receive handler,
// with log
logRecords = captureHandler.resetLogLevel(Level.WARNING);
requestDatagram = Datagram.createRequestDatagram(_type, _data);
DatagramHelper.setAckRequest(requestDatagram);
DatagramHelper.setSequenceId(requestDatagram, sequenceId);
Jdk14LogImplAdvice.reset();
try {
DatagramHelper.writeTo(requestDatagram, gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilWarnCalled();
}
Datagram ackResponseDatagram = IntrabandTestUtil.readDatagramFully(scatteringByteChannel);
Assert.assertEquals(sequenceId, DatagramHelper.getSequenceId(ackResponseDatagram));
Assert.assertTrue(DatagramHelper.isAckResponse(ackResponseDatagram));
ByteBuffer dataByteBuffer = ackResponseDatagram.getDataByteBuffer();
Assert.assertEquals(0, dataByteBuffer.capacity());
Assert.assertEquals(1, logRecords.size());
IntrabandTestUtil.assertMessageStartWith(logRecords.get(0), "Dropped ownerless request ");
// Receive request, no datagram receive handler, without log
logRecords = captureHandler.resetLogLevel(Level.OFF);
requestDatagram = Datagram.createRequestDatagram(_type, _data);
DatagramHelper.setSequenceId(requestDatagram, sequenceId);
Jdk14LogImplAdvice.reset();
try {
DatagramHelper.writeTo(requestDatagram, gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilIsWarnEnableCalled();
}
Assert.assertTrue(logRecords.isEmpty());
// Receive request, with datagram receive handler,
logRecords = captureHandler.resetLogLevel(Level.SEVERE);
requestDatagram = Datagram.createRequestDatagram(_type, _data);
DatagramHelper.setSequenceId(requestDatagram, sequenceId);
RecordDatagramReceiveHandler recordDatagramReceiveHandler =
new RecordDatagramReceiveHandler();
_selectorIntraband.registerDatagramReceiveHandler(_type, recordDatagramReceiveHandler);
Jdk14LogImplAdvice.reset();
try {
DatagramHelper.writeTo(requestDatagram, gatheringByteChannel);
} finally {
Jdk14LogImplAdvice.waitUntilErrorCalled();
}
Datagram receiveDatagram = recordDatagramReceiveHandler.getReceiveDatagram();
Assert.assertEquals(sequenceId, DatagramHelper.getSequenceId(receiveDatagram));
Assert.assertEquals(_type, receiveDatagram.getType());
dataByteBuffer = receiveDatagram.getDataByteBuffer();
Assert.assertArrayEquals(_data, dataByteBuffer.array());
Assert.assertEquals(1, logRecords.size());
IntrabandTestUtil.assertMessageStartWith(logRecords.get(0), "Unable to dispatch");
unregisterChannels(registrationReference);
gatheringByteChannel.close();
scatteringByteChannel.close();
} finally {
if (captureHandler != null) {
captureHandler.close();
}
}
}
@Test
public void testRegisterChannelDuplexWithErrors() throws Exception {
// Channel is null
try {
_executorIntraband.registerChannel(null);
Assert.fail();
}
catch (NullPointerException npe) {
Assert.assertEquals("Channel is null", npe.getMessage());
}
// Channel is not of type GatheringByteChannel
try {
_executorIntraband.registerChannel(
IntrabandTestUtil.<Channel>createProxy(Channel.class));
Assert.fail();
}
catch (IllegalArgumentException iae) {
Assert.assertEquals(
"Channel is not of type GatheringByteChannel",
iae.getMessage());
}
// Channel is not of type ScatteringByteChannel
try {
_executorIntraband.registerChannel(
IntrabandTestUtil.<Channel>createProxy(
GatheringByteChannel.class));
Assert.fail();
}
catch (IllegalArgumentException iae) {
Assert.assertEquals(
"Channel is not of type ScatteringByteChannel",
iae.getMessage());
}
// Channel is of type SelectableChannel and configured in nonblocking
// mode
SocketChannel[] peerSocketChannels =
IntrabandTestUtil.createSocketChannelPeers();
SocketChannel socketChannel = peerSocketChannels[0];
socketChannel.configureBlocking(false);
try {
_executorIntraband.registerChannel(socketChannel);
Assert.fail();
}
catch (IllegalArgumentException iae) {
Assert.assertEquals(
"Channel is of type SelectableChannel and configured in " +
"nonblocking mode",
iae.getMessage());
}
}
