}
        }

        // Reject everything else
        return ObjectInputFilter.Status.REJECTED;
    };

    /**
     * Tests if the object can be serialized.
     *
     * @param obj the object to be serialized (must not be {@literal null})
     * @return the deserialized object
     */
    public static Object serialize(final Object obj) {
        assertArgumentNotNull("obj", obj);

    }

    /**
     * Casts an object to the specified type with type checking
     * @param <T> the target type
     * @param type the target class type
     * @param object the object to cast
     * @return object cast to type
     * @throws PACDecodingException if types are incompatible
     */
    public static <T> T as(final Class<T> type, final Object object) throws PACDecodingException {

      }
    }
  }

  private static final Object PRED = new Object();

  // Every value in this map must either be an instance of PredAndSucc with a successorValue of
  // type V, PRED (representing predecessor), or an instance of type V (representing successor).
  private final Map<N, Object> adjacentNodeValues;

  /**
   * All node connections in this graph, in edge insertion order.

        }

        @Override
        public Object[] toArray() {
          /*
           * standardToArray returns `@Nullable Object[]` rather than `Object[]` but only because it
           * can be used with collections that may contain null. This collection is a collection of
           * non-null Entry objects (Entry objects that might contain null values but are not

    }
    Platform.checkCast(type, object); // behave badly
    return asList(contents).contains(object);
  }

  @Override
  public boolean containsAll(Collection<?> collection) {
    if (!allowNulls) {
      for (Object object : collection) {
        // behave badly
        if (object == null) {
          throw new NullPointerException();
        }
      }
    }
    return super.containsAll(collection);
  }

  @Override

            throw new AssertionError(e);
        }
    }

    // Utility to invoke a private method reflectively
    private static Object invokePrivate(Object targetOrClass, String methodName, Class<?>[] paramTypes, Object... args) {
        try {
            final Class<?> cls = targetOrClass instanceof Class<?> ? (Class<?>) targetOrClass : targetOrClass.getClass();

   */
  public static MultimapBuilderWithKeys<@Nullable Object> linkedHashKeys(int expectedKeys) {
    checkNonnegative(expectedKeys, "expectedKeys");
    return new MultimapBuilderWithKeys<@Nullable Object>() {
      @Override
      <K extends @Nullable Object, V extends @Nullable Object> Map<K, Collection<V>> createMap() {
        return Platform.newLinkedHashMapWithExpectedSize(expectedKeys);

   */
  public static MultimapBuilderWithKeys<@Nullable Object> linkedHashKeys(int expectedKeys) {
    checkNonnegative(expectedKeys, "expectedKeys");
    return new MultimapBuilderWithKeys<@Nullable Object>() {
      @Override
      <K extends @Nullable Object, V extends @Nullable Object> Map<K, Collection<V>> createMap() {
        return Platform.newLinkedHashMapWithExpectedSize(expectedKeys);

}

// IsEncrypted returns true if the object metadata indicates
// that the object was uploaded using SSE-KMS.
func (ssekms) IsEncrypted(metadata map[string]string) bool {
	if _, ok := metadata[MetaSealedKeyKMS]; ok {
		return true
	}
	return false
}

// UnsealObjectKey extracts and decrypts the sealed object key
// from the metadata using KMS and returns the decrypted object
// key.

        }
    } // -- InputLocation getLocation( Object )

    /**
     * Gets the map of nested element locations within this location.
     *
     * @return a map of keys to InputLocation instances for nested elements, or null if none
     */
    public java.util.Map<Object, InputLocation> getLocations() {
        return locations;
    } // -- java.util.Map<Object, InputLocation> getLocations()

    /**