How to use

getUpperBound

method

in

org.lenskit.util.keys.SortedKeyIndex

Long2DoubleSortedArrayMap(SortedKeyIndex ks, double[] vs) {
  Preconditions.checkArgument(vs.length >= ks.getUpperBound(),
                "index and value sizes mismatched");
  keys = ks;
  values = vs;
}

@Override
public Entry last() {
  if (isEmpty()) {
    throw new NoSuchElementException();
  }
  return entry(keys.getUpperBound() - 1);
}

@Override
public long lastLong() {
  if (keys.size() > 0) {
    return keys.getKey(keys.getUpperBound() - 1);
  } else {
    throw new NoSuchElementException();
  }
}

@Override
public Long2DoubleSortedMap tailMap(long l) {
  int startIdx = keys.findLowerBound(l); // include 'l'
  return createSubMap(startIdx, keys.getUpperBound());
}

public EntryIter() {
  iter = IntIterators.fromTo(keys.getLowerBound(), keys.getUpperBound());
}

@Override
public LongSortedSet tailSet(long key) {
  int start = keys.findLowerBound(key);
  int end = keys.getUpperBound();
  return new LongSortedArraySet(keys.subIndex(start, end));
}

Long2DoubleSortedArrayMap(SortedKeyIndex ks, double[] vs) {
  Preconditions.checkArgument(vs.length >= ks.getUpperBound(),
                "index and value sizes mismatched");
  keys = ks;
  values = vs;
}

  @Test
  public void testSubViewLowerBound() {
    SortedKeyIndex keys = SortedKeyIndex.create(0, 1, 2, 3, 4, 5, 6, 7);
    SortedKeyIndex subk = keys.subIndex(1, 5);
    assertThat(subk.getLowerBound(), equalTo(1));
    assertThat(subk.getUpperBound(), equalTo(5));
    assertThat(subk.tryGetIndex(1), equalTo(1));
    assertThat(subk.tryGetIndex(4), equalTo(4));
    assertThat(subk.tryGetIndex(5), lessThan(0));
    assertThat(subk.tryGetIndex(6), lessThan(0));
    assertThat(subk.tryGetIndex(0), lessThan(0));
    assertThat(subk.findLowerBound(1L), equalTo(1));
    assertThat(subk.findLowerBound(0L), equalTo(1));
    assertThat(subk.findLowerBound(2L), equalTo(2));
    assertThat(subk.findLowerBound(7L), equalTo(5));
    assertThat(subk.findUpperBound(1), equalTo(2));
    assertThat(subk.findUpperBound(5), equalTo(5));
    assertThat(subk.findUpperBound(4), equalTo(5));
  }
}

@Override
public Entry last() {
  if (isEmpty()) {
    throw new NoSuchElementException();
  }
  return entry(keys.getUpperBound() - 1);
}

@Override
public long lastLong() {
  if (keys.size() > 0) {
    return keys.getKey(keys.getUpperBound() - 1);
  } else {
    throw new NoSuchElementException();
  }
}

@Override
public Long2DoubleSortedMap tailMap(long l) {
  int startIdx = keys.findLowerBound(l); // include 'l'
  return createSubMap(startIdx, keys.getUpperBound());
}

public EntryIter() {
  iter = IntIterators.fromTo(keys.getLowerBound(), keys.getUpperBound());
}

@Override
public LongSortedSet tailSet(long key) {
  int start = keys.findLowerBound(key);
  int end = keys.getUpperBound();
  return new LongSortedArraySet(keys.subIndex(start, end));
}