}

  @GwtIncompatible // Predicates.instanceOf
  public void testIsInstanceOf_subclass() {
    Predicate<@Nullable Object> isNumber = Predicates.instanceOf(Number.class);

    assertTrue(isNumber.apply(1));
    assertTrue(isNumber.apply(2.0f));
    assertFalse(isNumber.apply(""));
    assertFalse(isNumber.apply(null));
  }

  @GwtIncompatible // Predicates.instanceOf
  public void testIsInstanceOf_interface() {

                        },
                        "price": {"title": "Price", "type": "number"},
                        "tax": {
                            "title": "Tax",
                            "anyOf": [{"type": "number"}, {"type": "null"}],
                        },
                    },
                },
                "User": {

                        "price": {"title": "Price", "type": "number"},
                        "description": {
                            "title": "Description",
                            "anyOf": [{"type": "string"}, {"type": "null"}],
                        },
                        "tax": {
                            "title": "Tax",
                            "anyOf": [{"type": "number"}, {"type": "null"}],
                        },

            type: integer
            minimum: 0
            exclusiveMinimum: false
            default: 0
            example: 0
        - name: num
          in: query
          description: The number of returned documents as a search result
          required: false
          schema:
            type: integer
            minimum: 0
            exclusiveMinimum: false
            maximum: 100

    public List<Map<String, Object>> documentItems;

    /** Number of results per page */
    public String pageSize;

    /** Current page number for pagination */
    public String currentPageNumber;

    /** Total number of records found */
    public String allRecordCount;

    /** Total number of pages for pagination */
    public String allPageCount;

 *
 * @author Jon Noack
 */
@GwtIncompatible
final class CompactHashing {
  private CompactHashing() {}

  /** Indicates blank table entries. */
  static final byte UNSET = 0;

  /** Number of bits used to store the numbers of hash table bits (max 30). */
  private static final int HASH_TABLE_BITS_MAX_BITS = 5;

  /** Use high bits of metadata for modification count. */

                        },
                        "price": {"title": "Price", "type": "number"},
                        "tax": {
                            "title": "Tax",
                            "anyOf": [{"type": "number"}, {"type": "null"}],
                        },
                    },
                },
                "ValidationError": {

        }
        return null;
    }

    /**
     * Returns a {@link ConstructorDesc} that matches the given arguments.
     * <p>
     * If the parameter type is a number, it is considered a match if the argument can be converted to the number type.
     * </p>
     *
     * @param args
     *            the constructor arguments

     * @return number of bytes written
     */
    protected abstract int writeBytesWireFormat(byte[] dst, int dstIndex);

    /**
     * Reads the message body from the wire format.
     *
     * @param buffer the buffer to read from
     * @param bufferIndex the starting position in the buffer
     * @return number of bytes read

   */
  public static Collector<Number, StatsAccumulator, Stats> toStats() {
    return Collector.of(
        StatsAccumulator::new,
        (a, x) -> a.add(x.doubleValue()),
        (l, r) -> {
          l.addAll(r);
          return l;
        },
        StatsAccumulator::snapshot,
        Collector.Characteristics.UNORDERED);
  }

  /** Returns the number of values. */
  public long count() {