Example usage for java.util NavigableSet floor

Introduction

In this page you can find the example usage for java.util NavigableSet floor.

Prototype

E floor(E e);

Source Link

Document

Returns the greatest element in this set less than or equal to the given element, or null if there is no such element.

Usage

From source file:Main.java

public static void main(String[] args) {
    String[] cities = { "A", "B", "C", "D", "E", "F" };

    NavigableSet<String> citiesSet = new TreeSet<String>();
    for (String city : cities)
        citiesSet.add(city);/*from w w  w . j a  v  a2 s .co m*/

    System.out.println(citiesSet.floor("A"));
}

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From source file:Main.java

public static void main(String[] args) {
    NavigableSet<Integer> ns = new TreeSet<>();
    ns.add(0);//  w  ww .j ava  2  s  .c om
    ns.add(1);
    ns.add(2);
    ns.add(3);
    ns.add(4);
    ns.add(5);
    ns.add(6);

    // Get a reverse view of the navigable set
    NavigableSet<Integer> reverseNs = ns.descendingSet();

    // Print the normal and reverse views
    System.out.println("Normal order: " + ns);
    System.out.println("Reverse order: " + reverseNs);

    NavigableSet<Integer> threeOrMore = ns.tailSet(3, true);
    System.out.println("3 or  more:  " + threeOrMore);
    System.out.println("lower(3): " + ns.lower(3));
    System.out.println("floor(3): " + ns.floor(3));
    System.out.println("higher(3): " + ns.higher(3));
    System.out.println("ceiling(3): " + ns.ceiling(3));

    System.out.println("pollFirst(): " + ns.pollFirst());
    System.out.println("Navigable Set:  " + ns);

    System.out.println("pollLast(): " + ns.pollLast());
    System.out.println("Navigable Set:  " + ns);

    System.out.println("pollFirst(): " + ns.pollFirst());
    System.out.println("Navigable Set:  " + ns);

    System.out.println("pollFirst(): " + ns.pollFirst());
    System.out.println("Navigable Set:  " + ns);

    System.out.println("pollFirst(): " + ns.pollFirst());
    System.out.println("Navigable Set:  " + ns);

    System.out.println("pollFirst(): " + ns.pollFirst());
    System.out.println("pollLast(): " + ns.pollLast());
}

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From source file:ch.algotrader.service.CalendarServiceImpl.java

/**
 * {@inheritDoc}//from w ww. j a v a2  s  .  c om
 */
@Override
public Date getCurrentTradingDate(final long exchangeId, final Date dateTime) {

    Validate.notNull(dateTime, "Data time is null");

    Exchange exchange = this.exchangeDao.get(exchangeId);
    Validate.notNull(exchange, "exchange not found");

    Date date = DateUtils.addDays(DateUtils.truncate(dateTime, Calendar.DATE), 2);
    NavigableSet<Date> openTimes = new TreeSet<>();
    while ((openTimes.floor(dateTime)) == null) {
        date = DateUtils.addDays(date, -1);
        openTimes.addAll(getOpenTimes(exchange, date));
    }
    return date;

}

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From source file:com.google.gwt.emultest.java.util.TreeSetTest.java

public void testFloor() {
    NavigableSet<E> set = createNavigableSet();

    set.add(getKeys()[0]);/*from www  . j  a  v  a2  s. co  m*/
    assertEquals(null, set.floor(getLessThanMinimumKey()));
    assertEquals(getKeys()[0], set.floor(getKeys()[0]));
    assertEquals(getKeys()[0], set.floor(getKeys()[1]));
    assertEquals(getKeys()[0], set.floor(getGreaterThanMaximumKey()));
    assertEquals(set.toArray()[0], set.floor(getKeys()[1]));

    set.add(getKeys()[1]);
    assertEquals(null, set.floor(getLessThanMinimumKey()));
    assertEquals(getKeys()[0], set.floor(getKeys()[0]));
    assertEquals(getKeys()[1], set.floor(getKeys()[1]));
    assertEquals(getKeys()[1], set.floor(getGreaterThanMaximumKey()));
}

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From source file:org.apache.kylin.metadata.badquery.BadQueryHistoryManager.java

public BadQueryHistory updateEntryToProject(BadQueryEntry badQueryEntry, String project) throws IOException {
    if (StringUtils.isEmpty(project) || badQueryEntry.getAdj() == null || badQueryEntry.getSql() == null)
        throw new IllegalArgumentException();

    BadQueryHistory badQueryHistory = getBadQueriesForProject(project);
    NavigableSet<BadQueryEntry> entries = badQueryHistory.getEntries();
    BadQueryEntry entry = entries.floor(badQueryEntry);
    entry.setAdj(badQueryEntry.getAdj());
    entry.setRunningSec(badQueryEntry.getRunningSec());
    entry.setServer(badQueryEntry.getServer());
    entry.setThread(badQueryEntry.getThread());
    getStore().putResource(badQueryHistory.getResourcePath(), badQueryHistory, BAD_QUERY_INSTANCE_SERIALIZER);

    return badQueryHistory;
}

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