* @param object2
     *            オブジェクト(<code>null</code>可)
     * @return 引数の2つのオブジェクトが等しい場合は<code>true</code>を返します。
     */
    public static boolean equals(final Object object1, final Object object2) {
        if (object1 == object2) {
            return true;
        }
        if (object1 == null || object2 == null) {
            return false;
        }
        return object1.equals(object2);

        Map<String, Object> doc = new HashMap<>();

        int expected3 = 999;
        doc.put("key3", expected3);
        assertEquals(expected3, DocumentUtil.getValue(doc, "key3", Integer.class));

        doc.put("key9", new ArrayList<Integer>(Arrays.asList(777, 888, 999)));
        assertEquals(777, DocumentUtil.getValue(doc, "key9", Integer.class));
    }

    public void test_date() {
        Map<String, Object> doc = new HashMap<>();

	errIndexLookup                = errors.New("Cannot look up array index in non-array value")
	errWildcardObjectLookup       = errors.New("Object wildcard used on non-object value")
	errWildcardArrayLookup        = errors.New("Array wildcard used on non-array value")
	errWildcardObjectUsageInvalid = errors.New("Invalid usage of object wildcard")
)

   */
  private WeakReference<ReferenceQueue<Object>> queueReference;


  public void testThatFinalizerStops() {
    weaklyReferenceQueue();
    GcFinalization.awaitClear(queueReference);
  }

  /** If we don't keep a strong reference to the reference object, it won't be enqueued. */
  @Nullable FinalizableWeakReference<Object> reference;

  static class SuperClass {
    final List<Object> neitherOverriddenNorAnnotatedEvents = Lists.newArrayList();
    final List<Object> overriddenInSubclassNowhereAnnotatedEvents = Lists.newArrayList();
    final List<Object> overriddenAndAnnotatedInSubclassEvents = Lists.newArrayList();

    public void neitherOverriddenNorAnnotated(Object o) {
      neitherOverriddenNorAnnotatedEvents.add(o);
    }

        assertEquals(2, (Object) p1.size());
        Object o23 = p1.getComments("trees");
        assertEquals(List.of("#", "# List of trees", "#"), o23);
        Object o22 = p1.getProperty("trees");
        assertEquals("fir, oak, maple", o22);
        Object o21 = p1.getComments("fruits");
        assertEquals(List.of("#", "# List of good fruits", "#"), o21);
        Object o2 = p1.getProperty("fruits");

    def convertsMethodSignatureToLink() {
        MethodMetaData method = method('someName', signature: 'someName(org.gradle.SomeClass, java.lang.Object)')
        _ * nameResolver.resolve('SomeClass', classMetaData) >>'org.gradle.SomeClass'
        _ * nameResolver.resolve('Object', classMetaData) >>'java.lang.Object'
        _ * classMetaData.declaredMethods >> ([method] as Set)
        _ * linkRenderer.link(method, listener) >> parse('<someLinkElement/>')

 *
 * @author Jared Levy
 * @since 2.0
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public interface SortedSetMultimap<K extends @Nullable Object, V extends @Nullable Object>
    extends SetMultimap<K, V> {
  // Following Javadoc copied from Multimap.

  /**
   * Returns a collection view of all values associated with a key. If no mappings in the multimap

  // +optional
  optional string matchPolicy = 9;

  // NamespaceSelector decides whether to run the webhook on an object based
  // on whether the namespace for that object matches the selector. If the
  // object itself is a namespace, the matching is performed on
  // object.metadata.labels. If the object is another cluster scoped resource,
  // it never skips the webhook.
  //

    }

    @Override
    public int count(@Nullable Object element) {
      return standardCount(element);
    }

    @Override
    public boolean equals(@Nullable Object object) {
      return standardEquals(object);
    }

    @Override
    public int hashCode() {
      return standardHashCode();
    }

    @Override