Example usage for org.apache.commons.lang3.tuple Pair getKey

Introduction

In this page you can find the example usage for org.apache.commons.lang3.tuple Pair getKey.

Prototype

@Override
public final L getKey()

Source Link

Document

Gets the key from this pair.

This method implements the Map.Entry interface returning the left element as the key.

Usage

From source file:com.linkedin.pinot.broker.broker.helix.ClusterChangeMediator.java

public ClusterChangeMediator(HelixExternalViewBasedRouting helixExternalViewBasedRouting,
        final BrokerMetrics brokerMetrics) {
    _helixExternalViewBasedRouting = helixExternalViewBasedRouting;

    // Simple thread that polls every 10 seconds to check if there are any cluster updates to apply
    _deferredClusterUpdater = new Thread("Deferred cluster state updater") {
        @Override//  www . j  a va 2s.  c  om
        public void run() {
            while (true) {
                try {
                    // Wait for at least one update
                    Pair<UpdateType, Long> firstUpdate = _clusterChangeQueue.take();

                    // Update the queue time metrics
                    long queueTime = System.currentTimeMillis() - firstUpdate.getValue();
                    brokerMetrics.addTimedValue(BrokerTimer.ROUTING_TABLE_UPDATE_QUEUE_TIME, queueTime,
                            TimeUnit.MILLISECONDS);

                    // Take all other updates also present
                    List<Pair<UpdateType, Long>> allUpdates = new ArrayList<>();
                    allUpdates.add(firstUpdate);
                    _clusterChangeQueue.drainTo(allUpdates);

                    // Gather all update types
                    boolean externalViewUpdated = false;
                    boolean instanceConfigUpdated = false;

                    for (Pair<UpdateType, Long> update : allUpdates) {
                        if (update.getKey() == UpdateType.EXTERNAL_VIEW) {
                            externalViewUpdated = true;
                        } else if (update.getKey() == UpdateType.INSTANCE_CONFIG) {
                            instanceConfigUpdated = true;
                        }
                    }

                    if (externalViewUpdated) {
                        try {
                            _helixExternalViewBasedRouting.processExternalViewChange();
                        } catch (Exception e) {
                            LOGGER.warn("Caught exception while updating external view", e);
                        }
                    }

                    if (instanceConfigUpdated) {
                        try {
                            _helixExternalViewBasedRouting.processInstanceConfigChange();
                        } catch (Exception e) {
                            LOGGER.warn("Caught exception while processing instance config", e);
                        }
                    }
                } catch (InterruptedException e) {
                    LOGGER.warn("Was interrupted while waiting for a cluster change", e);
                    break;
                }
            }

            LOGGER.warn("Stopping deferred cluster state update thread");
            _deferredClusterUpdater = null;
        }
    };

    _deferredClusterUpdater.start();
}

From source file:com.trenako.utility.PeriodUtilsTests.java

@Test
public void shouldCalculatePeriodForDays() {
    int numberOfDays = 3;
    DateTime start = new DateTime(2010, 1, 1, 10, 30);
    DateTime end = start.plusDays(numberOfDays);

    Pair<String, Integer> dayPair = PeriodUtils.period(start, end);

    assertEquals(DAYS_LABEL, dayPair.getKey());
    assertEquals(numberOfDays, (int) dayPair.getValue());
}

From source file:com.trenako.utility.PeriodUtilsTests.java

@Test
public void shouldCalculatePeriodForOneWeek() {
    int numberOfWeeks = 1;
    DateTime start = new DateTime(2010, 1, 1, 10, 30);
    DateTime end = start.plusWeeks(numberOfWeeks);

    Pair<String, Integer> weekPair = PeriodUtils.period(start, end);

    assertEquals(WEEK_LABEL, weekPair.getKey());
    assertEquals(numberOfWeeks, (int) weekPair.getValue());
}

From source file:com.trenako.utility.PeriodUtilsTests.java

@Test
public void shouldCalculatePeriodForOneHour() {
    int numberOfHours = 1;
    DateTime start = new DateTime(2010, 1, 1, 10, 30);
    DateTime end = start.plusHours(numberOfHours);

    Pair<String, Integer> hourPair = PeriodUtils.period(start, end);

    assertEquals(HOUR_LABEL, hourPair.getKey());
    assertEquals(numberOfHours, (int) hourPair.getValue());
}

From source file:com.trenako.utility.PeriodUtilsTests.java

@Test
public void shouldCalculatePeriodForOneYear() {
    int numberOfYears = 1;
    DateTime start = new DateTime(2010, 1, 1, 10, 30);
    DateTime end = start.plusYears(numberOfYears);

    Pair<String, Integer> yearsPair = PeriodUtils.period(start, end);

    assertEquals(YEAR_LABEL, yearsPair.getKey());
    assertEquals(numberOfYears, (int) yearsPair.getValue());
}

From source file:com.trenako.utility.PeriodUtilsTests.java

@Test
public void shouldCalculatePeriodForWeeks() {
    int numberOfWeeks = 3;
    DateTime start = new DateTime(2010, 1, 1, 10, 30);
    DateTime end = start.plusWeeks(numberOfWeeks);

    Pair<String, Integer> weekPair = PeriodUtils.period(start, end);

    assertEquals(WEEKS_LABEL, weekPair.getKey());
    assertEquals(numberOfWeeks, (int) weekPair.getValue());
}

From source file:com.trenako.utility.PeriodUtilsTests.java

@Test
public void shouldCalculatePeriodForHours() {
    int numberOfHours = 23;
    DateTime start = new DateTime(2010, 1, 1, 10, 30);
    DateTime end = start.plusHours(numberOfHours);

    Pair<String, Integer> hourPair = PeriodUtils.period(start, end);

    assertEquals(HOURS_LABEL, hourPair.getKey());
    assertEquals(numberOfHours, (int) hourPair.getValue());
}

From source file:com.trenako.utility.PeriodUtilsTests.java

@Test
public void shouldCalculatePeriodForYears() {
    int numberOfYears = 3;
    DateTime start = new DateTime(2010, 1, 1, 10, 30);
    DateTime end = start.plusYears(numberOfYears);

    Pair<String, Integer> yearsPair = PeriodUtils.period(start, end);

    assertEquals(YEARS_LABEL, yearsPair.getKey());
    assertEquals(numberOfYears, (int) yearsPair.getValue());
}

From source file:com.trenako.utility.PeriodUtilsTests.java

@Test
public void shouldCalculatePeriodForOneMonth() {
    int numberOfMonths = 1;
    DateTime start = new DateTime(2010, 1, 1, 10, 30);
    DateTime end = start.plusMonths(numberOfMonths);

    Pair<String, Integer> monthPair = PeriodUtils.period(start, end);

    assertEquals(MONTH_LABEL, monthPair.getKey());
    assertEquals(numberOfMonths, (int) monthPair.getValue());
}

From source file:hu.ppke.itk.nlpg.purepos.POSTagger.java

@Override
public List<ISentence> tagSentence(List<String> sentence, int maxRes) {
    sentence = preprocessSentence(sentence);
    List<Pair<List<Integer>, Double>> tagList = decoder.decode(sentence, maxRes);
    List<ISentence> ret = new ArrayList<ISentence>();
    for (Pair<List<Integer>, Double> tags : tagList) {
        List<IToken> tokens = merge(sentence, tags.getKey());
        Sentence sent = new Sentence(tokens);
        sent.setScore(tags.getValue());//from w  w  w  .jav a  2  s. com
        ret.add(sent);
    }

    return ret;
}