public final class SafeTreeMap<K, V> implements Serializable, NavigableMap<K, V> {
  @SuppressWarnings("unchecked")
  private static final Comparator<Object> NATURAL_ORDER =
      new Comparator<Object>() {
        @Override
        public int compare(Object o1, Object o2) {
          return ((Comparable<Object>) o1).compareTo(o2);
        }
      };

  private final NavigableMap<K, V> delegate;

  public SafeTreeMap() {

    }

    @Override
    public @Nullable V remove(Object object) {
      assertTrue(Thread.holdsLock(mutex));
      return super.remove(object);
    }

    @Override
    public void clear() {
      assertTrue(Thread.holdsLock(mutex));
      super.clear();
    }

    @Override
    public boolean containsKey(Object key) {
      assertTrue(Thread.holdsLock(mutex));

  @Override
  public int indexOf(@CheckForNull Object object) {
    return (object == null) ? -1 : Lists.indexOfImpl(this, object);
  }

  @Override
  public int lastIndexOf(@CheckForNull Object object) {
    return (object == null) ? -1 : Lists.lastIndexOfImpl(this, object);
  }

  @Override
  public boolean contains(@CheckForNull Object object) {
    return indexOf(object) >= 0;
  }

  }

  public void testToArray_largeEnough() {
    Object[] actual = getList().toArray(new Object[getNumElements()]);
    assertArrayEquals("toArray(largeEnough) order should match list", createOrderedArray(), actual);
  }

  private static void assertArrayEquals(String message, Object[] expected, Object[] actual) {
    assertEquals(message, asList(expected), asList(actual));
  }

     * 
     * @return configuration to run
     */
    @Parameters ( name = "{0}" )
    public static Collection<Object> configs () {
        return getConfigs();
    }


    /**
     * @param mutations
     * @return
     */
    static Collection<Object> getConfigs ( String... mutations ) {
        List<Object> configs = new ArrayList<>();

                for (final SearchHit hit : hits) {
                    final Map<String, Object> source = hit.getSourceAsMap();
                    if (limitOfDocumentSize > 0) {
                        long size = 0;
                        for (final String field : supportedFields) {
                            final Object value = source.get(field);
                            if (value != null) {

)

open class ErrorProneSourceSetExtension(
    val enabled: Property<Boolean>
)

val errorproneExtension = project.extensions.create<ErrorProneProjectExtension>("errorprone", project.objects.listProperty<String>())
errorproneExtension.disabledChecks.addAll(
    // DISCUSS
    "EnumOrdinal", // This violation is ubiquitous, though most are benign.

    //                                                                              ======
    @Override
    public Map<String, Object> toSource() {
        Map<String, Object> sourceMap = new HashMap<>();
        if (crawlingInfoId != null) {
            addFieldToSource(sourceMap, "crawlingInfoId", crawlingInfoId);
        }
        if (createdTime != null) {

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@ElementTypesAreNonnullByDefault
public class MultimapEqualsTester<K extends @Nullable Object, V extends @Nullable Object>
    extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  public void testEqualsTrue() {
    new EqualsTester()
        .addEqualityGroup(multimap(), getSubjectGenerator().create(getSampleElements().toArray()))

 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
public final class MinimalIterable<E extends @Nullable Object> implements Iterable<E> {
  /** Returns an iterable whose iterator returns the given elements in order. */
  public static <E extends @Nullable Object> MinimalIterable<E> of(E... elements) {
    // Make sure to get an unmodifiable iterator
    return new MinimalIterable<>(asList(elements).iterator());