throw new InvalidUserDataException(formatter.toString());
        }
        return errors.isEmpty();
    }

    @Nullable
    private static <T> Class<? extends T> loadFactory(ClassLoaderScope classLoaderScope, String className) {
        Class<? extends T> clazz;
        try {
            clazz = Cast.uncheckedCast(classLoaderScope.getExportClassLoader().loadClass(className));

  static int closedTableSize(int expectedEntries, double loadFactor) {
    // Get the recommended table size.
    // Round down to the nearest power of 2.
    expectedEntries = Math.max(expectedEntries, 2);
    int tableSize = Integer.highestOneBit(expectedEntries);
    // Check to make sure that we will not exceed the maximum load factor.
    if (expectedEntries > (int) (loadFactor * tableSize)) {
      tableSize <<= 1;

  ObjectCountLinkedHashMap(int expectedSize, float loadFactor) {
    super(expectedSize, loadFactor);
  }

  ObjectCountLinkedHashMap(ObjectCountHashMap<K> map) {
    init(map.size(), DEFAULT_LOAD_FACTOR);
    for (int i = map.firstIndex(); i != -1; i = map.nextIndex(i)) {
      put(map.getKey(i), map.getValue(i));
    }
  }

  @Override
  void init(int expectedSize, float loadFactor) {
    super.init(expectedSize, loadFactor);

  static int closedTableSize(int expectedEntries, double loadFactor) {
    // Get the recommended table size.
    // Round down to the nearest power of 2.
    expectedEntries = Math.max(expectedEntries, 2);
    int tableSize = Integer.highestOneBit(expectedEntries);
    // Check to make sure that we will not exceed the maximum load factor.
    if (expectedEntries > (int) (loadFactor * tableSize)) {
      tableSize <<= 1;

     *
     * @param limitSize
     *            エントリ数の上限
     * @param initialCapacity
     *            初期容量
     * @param loadFactor
     *            負荷係数
     */
    public LruHashMap(final int limitSize, final int initialCapacity, final float loadFactor) {
        super(initialCapacity, loadFactor, true);
        this.limitSize = limitSize;
    }

    /**
     * エントリ数の上限を返します。
     *
     * @return エントリ数の上限
     */

  }

  ObjectCountHashMap(int expectedSize, float loadFactor) {
    init(expectedSize, loadFactor);
  }

  void init(int expectedSize, float loadFactor) {
    Preconditions.checkArgument(expectedSize >= 0, "Initial capacity must be non-negative");
    Preconditions.checkArgument(loadFactor > 0, "Illegal load factor");
    int buckets = Hashing.closedTableSize(expectedSize, loadFactor);
    this.table = newTable(buckets);

     * @param initialCapacity
     *            初期容量
     * @param loadFactor
     *            サイズ変更の制御に使用される負荷係数のしきい値
     * @return {@link HashMap}の新しいインスタンス
     * @see HashMap#HashMap(int, float)
     */
    public static <K, V> HashMap<K, V> newHashMap(final int initialCapacity, final float loadFactor) {
        return new HashMap<>(initialCapacity, loadFactor);
    }

    /**
     * {@link HashMap}の新しいインスタンスを作成して返します。

    public CapacityEnforcingLinkedHashMap(
        int initialCapacity,
        float loadFactor,
        boolean accessOrder,
        long maximumSize,
        StatsCounter statsCounter,
        @Nullable RemovalListener<? super K, ? super V> removalListener) {
      super(initialCapacity, loadFactor, accessOrder);
      this.maximumSize = maximumSize;
      this.statsCounter = statsCounter;

// they are iterating through has been moved ("evacuated")
// to the new table.

// Picking loadFactor: too large and we have lots of overflow
// buckets, too small and we waste a lot of space. I wrote
// a simple program to check some stats for different loads:
// (64-bit, 8 byte keys and elems)
//  loadFactor    %overflow  bytes/entry     hitprobe    missprobe
//        4.00         2.13        20.77         3.00         4.00

	// on the stack. Escaping maps start with a non-nil bucket pointer if
	// hint size is above bucketCnt and thereby have more than one bucket.
	// These tests depend on bucketCnt and loadFactor* in map.go.
	t.Run("mapliteral", func(t *testing.T) {
		for _, tt := range mapBucketTests {
			localMap := map[int]int{}
			if runtime.MapBucketsPointerIsNil(localMap) {