Examples with MethodReader net.openhft.chronicle.bytes.MethodReader used on opensource projects

Example 1 with MethodReader

use of net.openhft.chronicle.bytes.MethodReader in project Chronicle-Queue by OpenHFT.

the class OrderManagerTest method testWithQueueHistory.

/*
    When all the tests are run gets
[main] WARN net.openhft.chronicle.queue.micros.OrderManagerTest$$Lambda$478/807322507 - Failure to dispatch message: onOrder [!Order {
  symbol: EURUSD,
  side: Buy,
  limitPrice: 1.1167,
  quantity: 1E6
}
]
java.lang.AssertionError: expected:<4> but was:<7>
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.Assert.failNotEquals(Assert.java:834)
	at org.junit.Assert.assertEquals(Assert.java:645)
	at org.junit.Assert.assertEquals(Assert.java:631)
	at net.openhft.chronicle.queue.micros.OrderManagerTest.lambda$testWithQueueHistory$0(OrderManagerTest.java:163)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at net.openhft.chronicle.wire.MethodReader.invoke(MethodReader.java:284)
	at net.openhft.chronicle.wire.MethodReader.lambda$addParseletForMethod$3(MethodReader.java:164)
	at net.openhft.chronicle.wire.WireParser.parseOne(WireParser.java:41)
	at net.openhft.chronicle.wire.WireParser.accept(WireParser.java:49)
	at net.openhft.chronicle.wire.MethodReader.readOne(MethodReader.java:311)
	at net.openhft.chronicle.queue.micros.OrderManagerTest.testWithQueueHistory(OrderManagerTest.java:165)
     */
@Ignore("TODO FIX")
@Test
public void testWithQueueHistory() {
    File queuePath = new File(OS.TARGET, "testWithQueueHistory-" + System.nanoTime());
    File queuePath2 = new File(OS.TARGET, "testWithQueueHistory-down-" + System.nanoTime());
    try {
        try (SingleChronicleQueue out = SingleChronicleQueueBuilder.binary(queuePath).testBlockSize().build()) {
            OrderIdeaListener orderManager = out.acquireAppender().methodWriterBuilder(OrderIdeaListener.class).addInterface(MarketDataListener.class).recordHistory(true).get();
            SidedMarketDataCombiner combiner = new SidedMarketDataCombiner((MarketDataListener) orderManager);
            // events in
            // not expected to trigger
            orderManager.onOrderIdea(new OrderIdea("EURUSD", Side.Buy, 1.1180, 2e6));
            combiner.onSidedPrice(new SidedPrice("EURUSD", 123456789000L, Side.Sell, 1.1172, 2e6));
            combiner.onSidedPrice(new SidedPrice("EURUSD", 123456789100L, Side.Buy, 1.1160, 2e6));
            combiner.onSidedPrice(new SidedPrice("EURUSD", 123456789100L, Side.Buy, 1.1167, 2e6));
            // expected to trigger
            orderManager.onOrderIdea(new OrderIdea("EURUSD", Side.Buy, 1.1165, 1e6));
        }
        try (SingleChronicleQueue in = SingleChronicleQueueBuilder.binary(queuePath).testBlockSize().sourceId(1).build();
            SingleChronicleQueue out = SingleChronicleQueueBuilder.binary(queuePath2).testBlockSize().build()) {
            OrderListener listener = out.acquireAppender().methodWriterBuilder(OrderListener.class).recordHistory(true).get();
            // build our scenario
            OrderManager orderManager = new OrderManager(listener);
            MethodReader reader = in.createTailer().methodReader(orderManager);
            for (int i = 0; i < 5; i++) assertTrue(reader.readOne());
            assertFalse(reader.readOne());
        // System.out.println(out.dump());
        }
        try (SingleChronicleQueue in = SingleChronicleQueueBuilder.binary(queuePath2).testBlockSize().sourceId(2).build()) {
            MethodReader reader = in.createTailer().methodReader((OrderListener) order -> {
                MessageHistory x = MessageHistory.get();
                System.out.println(x);
                assertEquals(1, x.sourceId(0));
                assertEquals(2, x.sourceId(1));
                assertEquals(4, x.timings());
            });
            assertTrue(reader.readOne());
            assertFalse(reader.readOne());
        }
    } finally {
        try {
            IOTools.shallowDeleteDirWithFiles(queuePath);
            IOTools.shallowDeleteDirWithFiles(queuePath2);
        } catch (Exception e) {
        }
    }
}

Example 2 with MethodReader

use of net.openhft.chronicle.bytes.MethodReader in project Chronicle-Queue by OpenHFT.

the class OrderManagerTest method testRestartingAService.

/*
    Fails when all the tests are run, but not this test alone.
     */
@Ignore("TODO FIX")
@Test
public void testRestartingAService() {
    File queuePath = new File(OS.TARGET, "testRestartingAService-" + System.nanoTime());
    File queuePath2 = new File(OS.TARGET, "testRestartingAService-down-" + System.nanoTime());
    try {
        try (SingleChronicleQueue out = SingleChronicleQueueBuilder.binary(queuePath).testBlockSize().rollCycle(RollCycles.TEST_DAILY).build()) {
            SidedMarketDataListener combiner = out.acquireAppender().methodWriterBuilder(SidedMarketDataListener.class).recordHistory(true).get();
            combiner.onSidedPrice(new SidedPrice("EURUSD1", 123456789000L, Side.Sell, 1.1172, 2e6));
            combiner.onSidedPrice(new SidedPrice("EURUSD2", 123456789100L, Side.Buy, 1.1160, 2e6));
            for (int i = 2; i < 10; i += 2) {
                combiner.onSidedPrice(new SidedPrice("EURUSD3", 123456789100L, Side.Sell, 1.1173, 2.5e6));
                combiner.onSidedPrice(new SidedPrice("EURUSD4", 123456789100L, Side.Buy, 1.1167, 1.5e6));
            }
        }
        // TODO FIx for more.
        for (int i = 0; i < 10; i++) {
            // read one message at a time
            try (SingleChronicleQueue in = SingleChronicleQueueBuilder.binary(queuePath).testBlockSize().sourceId(1).build();
                SingleChronicleQueue out = SingleChronicleQueueBuilder.binary(queuePath2).testBlockSize().rollCycle(RollCycles.TEST_DAILY).build()) {
                ExcerptAppender excerptAppender = out.acquireAppender();
                MarketDataListener mdListener = excerptAppender.methodWriterBuilder(MarketDataListener.class).recordHistory(true).get();
                SidedMarketDataCombiner combiner = new SidedMarketDataCombiner(mdListener);
                ExcerptTailer tailer = in.createTailer().afterLastWritten(out);
                assertEquals(i, in.rollCycle().toSequenceNumber(tailer.index()));
                MethodReader reader = tailer.methodReader(combiner);
                // System.out.println("#### IN\n" + in.dump());
                // System.out.println("#### OUT:\n" + out.dump());
                assertTrue("i: " + i, reader.readOne());
            }
        }
    } finally {
        try {
            IOTools.shallowDeleteDirWithFiles(queuePath);
            IOTools.shallowDeleteDirWithFiles(queuePath2);
        } catch (Exception e) {
        }
    }
}

Example 3 with MethodReader

use of net.openhft.chronicle.bytes.MethodReader in project Chronicle-Queue by OpenHFT.

the class ChronicleHistoryReaderTest method doTest.

private void doTest(boolean recordHistoryFirst) {
    VanillaMessageHistory veh = new VanillaMessageHistory();
    veh.addSourceDetails(true);
    MessageHistory.set(veh);
    int extraTiming = recordHistoryFirst ? 1 : 0;
    long nanoTime = System.nanoTime();
    File queuePath = new File(OS.TARGET, "testWithQueueHistory-" + nanoTime);
    File queuePath2 = new File(OS.TARGET, "testWithQueueHistory2-" + nanoTime);
    File queuePath3 = new File(OS.TARGET, "testWithQueueHistory3-" + nanoTime);
    try {
        try (SingleChronicleQueue out = SingleChronicleQueueBuilder.binary(queuePath).testBlockSize().sourceId(1).build()) {
            DummyListener writer = out.acquireAppender().methodWriterBuilder(DummyListener.class).recordHistory(recordHistoryFirst).get();
            writer.say("hello");
        }
        try (SingleChronicleQueue in = SingleChronicleQueueBuilder.binary(queuePath).testBlockSize().sourceId(1).build();
            SingleChronicleQueue out = SingleChronicleQueueBuilder.binary(queuePath2).testBlockSize().build()) {
            DummyListener writer = out.acquireAppender().methodWriterBuilder(DummyListener.class).recordHistory(true).get();
            DummyListener dummy = msg -> {
                MessageHistory history = MessageHistory.get();
                Assert.assertEquals(1, history.sources());
                // written 1st then received by me
                Assert.assertEquals(1 + extraTiming, history.timings());
                writer.say(msg);
            };
            MethodReader reader = in.createTailer().methodReader(dummy);
            assertTrue(reader.readOne());
            assertFalse(reader.readOne());
        }
        try (SingleChronicleQueue in = SingleChronicleQueueBuilder.binary(queuePath2).testBlockSize().sourceId(2).build();
            SingleChronicleQueue out = SingleChronicleQueueBuilder.binary(queuePath3).testBlockSize().build()) {
            DummyListener writer = out.acquireAppender().methodWriterBuilder(DummyListener.class).recordHistory(true).get();
            DummyListener dummy = msg -> {
                MessageHistory history = MessageHistory.get();
                Assert.assertEquals(2, history.sources());
                Assert.assertEquals(3 + extraTiming, history.timings());
                writer.say(msg);
            };
            MethodReader reader = in.createTailer().methodReader(dummy);
            assertTrue(reader.readOne());
            assertFalse(reader.readOne());
        }
        ChronicleHistoryReader chronicleHistoryReader = new ChronicleHistoryReader().withBasePath(queuePath3.toPath()).withTimeUnit(TimeUnit.MICROSECONDS);
        Map<String, Histogram> histos = chronicleHistoryReader.readChronicle();
        chronicleHistoryReader.withMessageSink(System.out::println);
        chronicleHistoryReader.outputData();
        if (recordHistoryFirst) {
            Assert.assertEquals(5, histos.size());
            Assert.assertEquals("[1, startTo1, 2, 1to2, endToEnd]", histos.keySet().toString());
        } else {
            Assert.assertEquals(4, histos.size());
            Assert.assertEquals("[1, 2, 1to2, endToEnd]", histos.keySet().toString());
        }
    } finally {
        try {
            IOTools.shallowDeleteDirWithFiles(queuePath);
            IOTools.shallowDeleteDirWithFiles(queuePath2);
            IOTools.shallowDeleteDirWithFiles(queuePath3);
        } catch (Exception e) {
        }
    }
}

Example 4 with MethodReader

use of net.openhft.chronicle.bytes.MethodReader in project Chronicle-Queue by OpenHFT.

the class EventLoopServiceWrapper method action.

@Override
public boolean action() throws InvalidEventHandlerException, InterruptedException {
    if (isClosed()) {
        Closeable.closeQuietly(serviceImpl);
        Closeable.closeQuietly(serviceIn);
        Closeable.closeQuietly(outputQueue);
        Closeable.closeQuietly(inputQueues);
        throw new InvalidEventHandlerException();
    }
    boolean busy = false;
    for (MethodReader reader : serviceIn) {
        busy |= reader.readOne();
    }
    return busy;
}

Example 5 with MethodReader

use of net.openhft.chronicle.bytes.MethodReader in project Chronicle-Queue by OpenHFT.

the class ServiceWrapperBuilder method outputReader.

@NotNull
public MethodReader outputReader(Object... impls) {
    SingleChronicleQueue queue = outputQueue();
    MethodReader reader = queue.createTailer().methodReader(impls);
    reader.closeIn(true);
    return reader;
}