for (Range<K> range : toRemove) {
          TreeRangeMap.this.remove(range);
        }
        return !toRemove.isEmpty();
      }

      @Override
      public Set<Range<K>> keySet() {
        return new Maps.KeySet<Range<K>, V>(SubRangeMapAsMap.this) {
          @Override
          public boolean remove(@CheckForNull Object o) {
            return SubRangeMapAsMap.this.remove(o) != null;
          }

    for (Segment<K, V, E, S> segment : segments) {
      segment.clear();
    }
  }

  @LazyInit @CheckForNull transient Set<K> keySet;

  @Override
  public Set<K> keySet() {
    Set<K> ks = keySet;
    return (ks != null) ? ks : (keySet = new KeySet());
  }

  @LazyInit @CheckForNull transient Collection<V> values;

  @Override
  public Collection<V> values() {

    assertThat(m.keySet()).containsExactly("boy", "girl", "cat", "dog").inOrder();
    assertThat(m)
        .isEqualTo(ImmutableMap.of("boy", "tom", "girl", "tina", "cat", "kitty", "dog", "tommy"));

    // try in a different order
    m = COMMA_SPLITTER.withKeyValueSeparator(":").split("girl:tina,boy:tom,dog:tommy,cat:kitty");

    assertThat(m.keySet()).containsExactly("girl", "boy", "dog", "cat").inOrder();

    assertTrue(map.asMap().containsValue(0L));

    map.removeAllZeros();
    assertFalse(map.asMap().containsValue(0L));
    assertEquals(ITERATIONS / 2, map.size());
    assertEquals(nonZeroKeys, map.asMap().keySet());
  }

  public void testClear() {
    AtomicLongMap<Object> map = AtomicLongMap.create();
    for (int i = 0; i < ITERATIONS; i++) {
      map.put(new Object(), i);
    }

   * they were inserted into the builder. For example, in the above example, {@code
   * WORD_TO_INT.entrySet()} is guaranteed to iterate over the entries in the order {@code "one"=1,
   * "two"=2, "three"=3}, and {@code keySet()} and {@code values()} respect the same order. If you
   * want a different order, consider using {@link #orderEntriesByValue(Comparator)}, which changes
   * this builder to sort entries by value.
   *

        if (metadata.isSnapshot()) {
            Metadata prevMetadata = metadata.getMetadata();

            for (ArtifactRepository repository : previousMetadata.keySet()) {
                Metadata m = previousMetadata.get(repository);
                if (repository.equals(selected)) {
                    if (m.getVersioning() == null) {

  }

  public void testKeySet() {
    ImmutableBiMap<String, Integer> bimap =
        ImmutableBiMap.copyOf(ImmutableMap.of("one", 1, "two", 2, "three", 3, "four", 4));
    Set<String> keys = bimap.keySet();
    assertEquals(newHashSet("one", "two", "three", "four"), keys);
    assertThat(keys).containsExactly("one", "two", "three", "four").inOrder();
  }

  public void testValues() {

    map.put(three, four);
    Iterator<?> i = map.entrySet().iterator();
    i.next();
    i.remove();
    assertNotified(listener, three, four, RemovalCause.EXPLICIT);

    map.put(four, five);
    i = map.keySet().iterator();
    i.next();
    i.remove();
    assertNotified(listener, four, five, RemovalCause.EXPLICIT);

    map.put(five, six);
    i = map.values().iterator();
    i.next();
    i.remove();

    map.put(three, four);
    Iterator<?> i = map.entrySet().iterator();
    i.next();
    i.remove();
    assertNotified(listener, three, four, RemovalCause.EXPLICIT);

    map.put(four, five);
    i = map.keySet().iterator();
    i.next();
    i.remove();
    assertNotified(listener, four, five, RemovalCause.EXPLICIT);

    map.put(five, six);
    i = map.values().iterator();
    i.next();
    i.remove();

        assertArgumentNotEmpty("methodName", methodName);

        return methodDescsCache.containsKey(methodName);
    }

    @Override
    public String[] getMethodNames() {
        return methodDescsCache.keySet().toArray(new String[methodDescsCache.size()]);
    }

    /**
     * {@link PropertyDesc}を返します。
     *
     * @param propertyName
     *            プロパティ名