Example usage for org.springframework.util StopWatch start

Introduction

In this page you can find the example usage for org.springframework.util StopWatch start.

Prototype

public void start() throws IllegalStateException 

Source Link

Document

Start an unnamed task.

Usage

From source file:org.patientview.monitoring.ImportMonitor.java

public static void main(String[] args) {

    int importFileCheckCount = 0;

    while (true) {
        LOGGER.info("******** Import Logger & Monitor wakes up ********");

        int monitoringFrequencyInMinutes = Integer.parseInt(getProperty("importerMonitor.frequency.minutes"));
        numberOfLinesToRead = monitoringFrequencyInMinutes / FREQUENCY_OF_LOGGING_IMPORT_FILE_COUNTS_IN_MINUTES;

        LOGGER.info("Import file counts will be logged every {} minutes, whereas a "
                + "health check will be done every {} minutes. Each monitoring will check the last {} lines "
                + "of the log",
                new Object[] { FREQUENCY_OF_LOGGING_IMPORT_FILE_COUNTS_IN_MINUTES, monitoringFrequencyInMinutes,
                        numberOfLinesToRead });

        StopWatch sw = new StopWatch();
        sw.start();

        importFileCheckCount = importFileCheckCount + FREQUENCY_OF_LOGGING_IMPORT_FILE_COUNTS_IN_MINUTES;

        /**//from  w ww . j a  v a 2 s.c  om
         * Get the folders that will be monitored
         */
        List<FolderToMonitor> foldersToMonitor = getFoldersToMonitor();

        /**
         * Count the number of files in these folders
         */
        setTheNumberOfCurrentFilesToFolderObjects(foldersToMonitor);

        /**
         * Log counts to a file
         */
        logNumberOfFiles(foldersToMonitor);

        /**
         * If it is time, check the overall monitor stability as well
         */
        if (importFileCheckCount == numberOfLinesToRead) {
            monitorImportProcess(foldersToMonitor);

            importFileCheckCount = 0;
        } else {
            LOGGER.info("Next monitoring will happen in {} minutes",
                    numberOfLinesToRead - importFileCheckCount);
        }

        sw.stop();
        LOGGER.info("ImportMonitor ends, it took {} (mm:ss)",
                new SimpleDateFormat("mm:ss").format(sw.getTotalTimeMillis()));

        /**
         * Sleep for (frequency - execution time) seconds
         */
        long maxTimeToSleep = FREQUENCY_OF_LOGGING_IMPORT_FILE_COUNTS_IN_MINUTES * SECONDS_IN_MINUTE
                * MILLISECONDS;
        long executionTime = sw.getTotalTimeMillis();
        long timeToSleep = maxTimeToSleep - executionTime;

        // if execution time is more than max time to sleep, then sleep for the max time
        if (timeToSleep < 0) {
            timeToSleep = maxTimeToSleep;
        }

        LOGGER.info("ImportMonitor will now sleep for {} (mm:ss)",
                new SimpleDateFormat("mm:ss").format(timeToSleep));

        try {
            Thread.sleep(timeToSleep);
        } catch (InterruptedException e) {
            LOGGER.error("Import Monitor could not sleep: ", e); // possible insomnia
            System.exit(0);
        }
    }
}

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From source file:org.springframework.amqp.rabbit.core.BatchingRabbitTemplateTests.java

@Test
public void testDebatchByContainerPerformance() throws Exception {
    final List<Message> received = new ArrayList<Message>();
    int count = 100000;
    final CountDownLatch latch = new CountDownLatch(count);
    SimpleMessageListenerContainer container = new SimpleMessageListenerContainer(this.connectionFactory);
    container.setQueueNames(ROUTE);/*from  w  w  w .  j a  v  a2s  . com*/
    container.setMessageListener((MessageListener) message -> {
        received.add(message);
        latch.countDown();
    });
    container.setReceiveTimeout(100);
    container.setPrefetchCount(1000);
    container.setTxSize(1000);
    container.afterPropertiesSet();
    container.start();
    try {
        BatchingStrategy batchingStrategy = new SimpleBatchingStrategy(1000, Integer.MAX_VALUE, 30000);
        BatchingRabbitTemplate template = new BatchingRabbitTemplate(batchingStrategy, this.scheduler);
        //         RabbitTemplate template = new RabbitTemplate();
        template.setConnectionFactory(this.connectionFactory);
        MessageProperties props = new MessageProperties();
        props.setDeliveryMode(MessageDeliveryMode.NON_PERSISTENT);
        Message message = new Message(new byte[256], props);
        StopWatch watch = new StopWatch();
        watch.start();
        for (int i = 0; i < count; i++) {
            template.send("", ROUTE, message);
        }
        assertTrue(latch.await(60, TimeUnit.SECONDS));
        watch.stop();
        // System .out .println(watch.getTotalTimeMillis());
        assertEquals(count, received.size());
    } finally {
        container.stop();
    }
}

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From source file:org.springframework.batch.core.scope.StepScopePerformanceTests.java

private int doTest(String name, String test) throws Exception {
    @SuppressWarnings("unchecked")
    ItemStreamReader<String> reader = (ItemStreamReader<String>) applicationContext.getBean(name);
    reader.open(new ExecutionContext());
    StopWatch stopWatch = new StopWatch(test);
    stopWatch.start();
    int count = 0;
    while (reader.read() != null) {
        // do nothing
        count++;//from   w  w  w .j  av  a2s  .  c o m
    }
    stopWatch.stop();
    reader.close();
    logger.info(stopWatch.shortSummary());
    return count;
}

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From source file:org.springframework.batch.item.xml.AbstractStaxEventWriterItemWriterTests.java

/**
 * Write list of domain objects and check the output file.
 *///w w w . j ava  2 s  .  c om
@SuppressWarnings("resource")
@Test
public void testWrite() throws Exception {
    StopWatch stopWatch = new StopWatch(getClass().getSimpleName());
    stopWatch.start();
    for (int i = 0; i < MAX_WRITE; i++) {
        new TransactionTemplate(new ResourcelessTransactionManager()).execute(new TransactionCallback<Void>() {
            @Override
            public Void doInTransaction(TransactionStatus status) {
                try {
                    writer.write(objects);
                } catch (RuntimeException e) {
                    throw e;
                } catch (Exception e) {
                    throw new IllegalStateException("Exception encountered on write", e);
                }
                return null;
            }
        });
    }
    writer.close();
    stopWatch.stop();
    logger.info("Timing for XML writer: " + stopWatch);
    XMLUnit.setIgnoreWhitespace(true);
    // String content = FileUtils.readFileToString(resource.getFile());
    // System.err.println(content);
    XMLAssert.assertXMLEqual(new FileReader(expected.getFile()), new FileReader(resource.getFile()));

}

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From source file:org.springframework.boot.actuate.autoconfigure.MetricsFilter.java

private StopWatch createStopWatchIfNecessary(HttpServletRequest request) {
    StopWatch stopWatch = (StopWatch) request.getAttribute(ATTRIBUTE_STOP_WATCH);
    if (stopWatch == null) {
        stopWatch = new StopWatch();
        stopWatch.start();
        request.setAttribute(ATTRIBUTE_STOP_WATCH, stopWatch);
    }//from   w  w w  .j  a v a2  s  . co  m
    return stopWatch;
}

---

From source file:org.springframework.boot.SpringApplication.java

/**
 * Run the Spring application, creating and refreshing a new
 * {@link ApplicationContext}./* w w  w .ja v  a  2s  . com*/
 * @param args the application arguments (usually passed from a Java main method)
 * @return a running {@link ApplicationContext}
 */
public ConfigurableApplicationContext run(String... args) {
    StopWatch stopWatch = new StopWatch();
    stopWatch.start();
    ConfigurableApplicationContext context = null;
    configureHeadlessProperty();
    SpringApplicationRunListeners listeners = getRunListeners(args);
    listeners.started();
    try {
        context = doRun(listeners, args);
        stopWatch.stop();
        if (this.logStartupInfo) {
            new StartupInfoLogger(this.mainApplicationClass).logStarted(getApplicationLog(), stopWatch);
        }
        return context;
    } catch (Throwable ex) {
        try {
            listeners.finished(context, ex);
            this.log.error("Application startup failed", ex);
        } finally {
            if (context != null) {
                context.close();
            }
        }
        ReflectionUtils.rethrowRuntimeException(ex);
        return context;
    }
}

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From source file:org.springframework.cloud.gateway.test.support.AbstractHttpServer.java

@Override
public final void start() {
    synchronized (this.lifecycleMonitor) {
        if (!isRunning()) {
            String serverName = getClass().getSimpleName();
            if (logger.isDebugEnabled()) {
                logger.debug("Starting " + serverName + "...");
            }//from w w w. jav  a2 s  .c  o m
            this.running = true;
            try {
                StopWatch stopWatch = new StopWatch();
                stopWatch.start();
                startInternal();
                long millis = stopWatch.getTotalTimeMillis();
                if (logger.isDebugEnabled()) {
                    logger.debug("Server started on port " + getPort() + "(" + millis + " millis).");
                }
            } catch (Throwable ex) {
                throw new IllegalStateException(ex);
            }
        }
    }

}

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From source file:org.springframework.cloud.gateway.test.support.AbstractHttpServer.java

@Override
public final void stop() {
    synchronized (this.lifecycleMonitor) {
        if (isRunning()) {
            String serverName = getClass().getSimpleName();
            logger.debug("Stopping " + serverName + "...");
            this.running = false;
            try {
                StopWatch stopWatch = new StopWatch();
                stopWatch.start();
                stopInternal();//ww  w. j  a v  a 2s .  co m
                logger.debug("Server stopped (" + stopWatch.getTotalTimeMillis() + " millis).");
            } catch (Throwable ex) {
                throw new IllegalStateException(ex);
            } finally {
                reset();
            }
        }
    }
}

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From source file:org.springframework.integration.aggregator.AggregatorTests.java

@Test
public void testAggPerf() throws InterruptedException, ExecutionException, TimeoutException {
    AggregatingMessageHandler handler = new AggregatingMessageHandler(
            new DefaultAggregatingMessageGroupProcessor());
    handler.setCorrelationStrategy(message -> "foo");
    handler.setReleaseStrategy(new MessageCountReleaseStrategy(60000));
    handler.setExpireGroupsUponCompletion(true);
    handler.setSendPartialResultOnExpiry(true);
    DirectChannel outputChannel = new DirectChannel();
    handler.setOutputChannel(outputChannel);

    final CompletableFuture<Collection<?>> resultFuture = new CompletableFuture<>();
    outputChannel.subscribe(message -> {
        Collection<?> payload = (Collection<?>) message.getPayload();
        logger.warn("Received " + payload.size());
        resultFuture.complete(payload);//from ww  w  . ja v a2  s  .c  o m
    });

    SimpleMessageStore store = new SimpleMessageStore();

    SimpleMessageGroupFactory messageGroupFactory = new SimpleMessageGroupFactory(
            SimpleMessageGroupFactory.GroupType.BLOCKING_QUEUE);

    store.setMessageGroupFactory(messageGroupFactory);

    handler.setMessageStore(store);

    Message<?> message = new GenericMessage<String>("foo");
    StopWatch stopwatch = new StopWatch();
    stopwatch.start();
    for (int i = 0; i < 120000; i++) {
        if (i % 10000 == 0) {
            stopwatch.stop();
            logger.warn("Sent " + i + " in " + stopwatch.getTotalTimeSeconds() + " (10k in "
                    + stopwatch.getLastTaskTimeMillis() + "ms)");
            stopwatch.start();
        }
        handler.handleMessage(message);
    }
    stopwatch.stop();
    logger.warn("Sent " + 120000 + " in " + stopwatch.getTotalTimeSeconds() + " (10k in "
            + stopwatch.getLastTaskTimeMillis() + "ms)");

    Collection<?> result = resultFuture.get(10, TimeUnit.SECONDS);
    assertNotNull(result);
    assertEquals(60000, result.size());
}

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From source file:org.springframework.integration.aggregator.AggregatorTests.java

@Test
public void testAggPerfDefaultPartial() throws InterruptedException, ExecutionException, TimeoutException {
    AggregatingMessageHandler handler = new AggregatingMessageHandler(
            new DefaultAggregatingMessageGroupProcessor());
    handler.setCorrelationStrategy(message -> "foo");
    handler.setReleasePartialSequences(true);
    DirectChannel outputChannel = new DirectChannel();
    handler.setOutputChannel(outputChannel);

    final CompletableFuture<Collection<?>> resultFuture = new CompletableFuture<>();
    outputChannel.subscribe(message -> {
        Collection<?> payload = (Collection<?>) message.getPayload();
        logger.warn("Received " + payload.size());
        resultFuture.complete(payload);/*from   www.j av a2  s .  c  om*/
    });

    SimpleMessageStore store = new SimpleMessageStore();

    SimpleMessageGroupFactory messageGroupFactory = new SimpleMessageGroupFactory(
            SimpleMessageGroupFactory.GroupType.BLOCKING_QUEUE);

    store.setMessageGroupFactory(messageGroupFactory);

    handler.setMessageStore(store);

    StopWatch stopwatch = new StopWatch();
    stopwatch.start();
    for (int i = 0; i < 120000; i++) {
        if (i % 10000 == 0) {
            stopwatch.stop();
            logger.warn("Sent " + i + " in " + stopwatch.getTotalTimeSeconds() + " (10k in "
                    + stopwatch.getLastTaskTimeMillis() + "ms)");
            stopwatch.start();
        }
        handler.handleMessage(
                MessageBuilder.withPayload("foo").setSequenceSize(120000).setSequenceNumber(i + 1).build());
    }
    stopwatch.stop();
    logger.warn("Sent " + 120000 + " in " + stopwatch.getTotalTimeSeconds() + " (10k in "
            + stopwatch.getLastTaskTimeMillis() + "ms)");

    Collection<?> result = resultFuture.get(10, TimeUnit.SECONDS);
    assertNotNull(result);
    assertEquals(120000, result.size());
    assertThat(stopwatch.getTotalTimeSeconds(), lessThan(60.0)); // actually < 2.0, was many minutes
}

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