}
        this.fileId = Arrays.copyOf(fileId, 16);
    }

    @Override
    public byte[] getName() {
        return CONTEXT_NAME_BYTES;
    }

    /**
     * Get the file ID
     * @return the 16-byte file ID
     */
    public byte[] getFileId() {
        return Arrays.copyOf(fileId, 16);
    }

    @Override
    public int size() {

        loaded = readCoreExtensionsDescriptorFromFile(file, true);
        if (!loaded.isEmpty()) {
            result.add(new CoreExtensions(file, loaded));
        }

        return result.isEmpty() ? null : List.copyOf(result);
    }

    protected List<CoreExtension> readCoreExtensionsDescriptorFromFile(Path extensionsFile, boolean allowMetaVersions) {
        try {

    if (!cacheBuilderSpecification.isEmpty()) {
      for (String keyValuePair : KEYS_SPLITTER.split(cacheBuilderSpecification)) {
        List<String> keyAndValue = ImmutableList.copyOf(KEY_VALUE_SPLITTER.split(keyValuePair));
        checkArgument(!keyAndValue.isEmpty(), "blank key-value pair");
        checkArgument(
            keyAndValue.size() <= 2,

    if (!cacheBuilderSpecification.isEmpty()) {
      for (String keyValuePair : KEYS_SPLITTER.split(cacheBuilderSpecification)) {
        List<String> keyAndValue = ImmutableList.copyOf(KEY_VALUE_SPLITTER.split(keyValuePair));
        checkArgument(!keyAndValue.isEmpty(), "blank key-value pair");
        checkArgument(
            keyAndValue.size() <= 2,

        }
        return total;
      }
    },
    NEW {
      @Override
      long copy(Readable from, Appendable to) throws IOException {
        return CharStreams.copy(from, to);
      }
    };

    abstract long copy(Readable from, Appendable to) throws IOException;
  }

  enum TargetSupplier {
    STRING_WRITER {
      @Override
      Appendable get(int sz) {
        return new StringWriter(sz);

      name = name.substring(0, name.length() - 1);
    }

    checkArgument(name.length() <= MAX_LENGTH, "Domain name too long: '%s':", name);
    this.name = name;

    this.parts = ImmutableList.copyOf(DOT_SPLITTER.split(name));
    checkArgument(parts.size() <= MAX_PARTS, "Domain has too many parts: '%s'", name);
    checkArgument(validateSyntax(parts), "Not a valid domain name: '%s'", name);
  }

  /**

    for (int bytes = 0; bytes < totalBytes; bytes++) {
      byte[] bb = new byte[bytes];
      hashCode.writeBytesTo(bb, 0, bb.length);

      assertThat(bb).isEqualTo(Arrays.copyOf(hashBytes, bytes));
    }
  }

  private static class ExpectedHashCode {
    final byte[] bytes;
    final int asInt;
    final Long asLong; // null means that asLong should throw an exception

}{
	{ // 0 - Valid HTTP headers and valid metadata entries for bucket/object
		Headers: http.Header{
			"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm": []string{"AES256"},
			"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key":       []string{"MzJieXRlc2xvbmdzZWNyZXRrZXltdXN0cHJvdmlkZWQ="},
			"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key-Md5":   []string{"7PpPLAK26ONlVUGOWlusfg=="},
		},
		Bucket: "bucket",

    SortedSet<String> set = new SafeTreeSet<>();
    SortedSet<String> copy = SerializableTester.reserializeAndAssert(set);
    assertEquals(set.comparator(), copy.comparator());
  }

  @GwtIncompatible // SerializableTester
  public void testSingle_serialization() {
    SortedSet<String> set = new SafeTreeSet<>();
    set.add("e");
    SortedSet<String> copy = SerializableTester.reserializeAndAssert(set);

   * the current capacity.
   */
  void resizeEntries(int newCapacity) {
    this.entries = Arrays.copyOf(requireEntries(), newCapacity);
    this.keys = Arrays.copyOf(requireKeys(), newCapacity);
    this.values = Arrays.copyOf(requireValues(), newCapacity);
  }

  @CanIgnoreReturnValue
  private int resizeTable(int oldMask, int newCapacity, int targetHash, int targetEntryIndex) {