func OpenFileDirectIO(filePath string, flag int, perm os.FileMode) (*os.File, error) {
	return os.OpenFile(filePath, flag, perm)
}

// DisableDirectIO is a no-op
func DisableDirectIO(f *os.File) error {
	return nil
}

// AlignedBlock simply returns an unaligned buffer
// for systems that do not support DirectIO.
func AlignedBlock(blockSize int) []byte {
	return make([]byte, blockSize)

    E[] array = createArrayWithNullElement();
    collection = getSubjectGenerator().create(array);
    assertTrue("add(nullPresent) should return true", getList().add(null));

    List<E> expected = copyToList(array);
    expected.add(null);
    expectContents(expected);
  }

  /**
   * Returns the {@link Method} instance for {@link #testAdd_supportedNullPresent()} so that tests

	}
	// cleaning up the backend by removing all the directories and files created on function return.
	defer removeRoots(disks)

	// uses *testing.B and the object Layer to run the benchmark.
	runPutObjectBenchmarkParallel(b, objLayer, objSize)
}

// randomly picks a character and returns its equivalent byte array.
func getRandomByte() []byte {

          taskRunner,
        )
      },
    )
  }

  /** Returns an address that's without an SSL socket factory or hostname verifier.  */
  fun newAddress(
    uriHost: String = this.uriHost,
    uriPort: Int = this.uriPort,
    proxy: Proxy? = null,
    proxySelector: ProxySelector = this.proxySelector,
  ): Address {
    return Address(
      uriHost = uriHost,
      uriPort = uriPort,
      dns = dns,

  EXPIRED {
    @Override
    boolean wasEvicted() {
      return true;
    }
  },

  /**
   * The entry was evicted due to size constraints. This can occur when using {@link
   * CacheBuilder#maximumSize} or {@link CacheBuilder#maximumWeight}.
   */
  SIZE {
    @Override
    boolean wasEvicted() {
      return true;
    }
  };

  /**

// It returns a boolean to indicate success; failure means
// cond was unrecognized.
func ARM64Suffix(prog *obj.Prog, cond string) bool {
	if cond == "" {
		return true
	}
	bits, ok := parseARM64Suffix(cond)
	if !ok {
		return false
	}
	prog.Scond = bits
	return true
}

// parseARM64Suffix parses the suffix attached to an ARM64 instruction.

  public Integer[] createArray(int length) {
    return new Integer[length];
  }

  /**
   * {@inheritDoc}
   *
   * <p>By default, returns the supplied elements in their given order; however, generators for
   * containers with a known order other than insertion order must override this method.
   *
   * <p>Note: This default implementation is overkill (but valid) for an unordered container. An

  @SuppressWarnings("unchecked") // generic arrays make typesafety sad
  public Entry<K, V>[] createArray(int length) {
    return (Entry<K, V>[]) new Entry<?, ?>[length];
  }

  /** Returns the original element list, unchanged. */
  @Override
  public List<Entry<K, V>> order(List<Entry<K, V>> insertionOrder) {
    return insertionOrder;
  }

   */
  fun formatFlags(
    type: Int,
    flags: Int,
  ): String {
    if (flags == 0) return ""
    when (type) {
      // Special case types that have 0 or 1 flag.
      TYPE_SETTINGS, TYPE_PING -> return if (flags == FLAG_ACK) "ACK" else BINARY[flags]
      TYPE_PRIORITY, TYPE_RST_STREAM, TYPE_GOAWAY, TYPE_WINDOW_UPDATE -> return BINARY[flags]
    }
    val result = if (flags < FLAGS.size) FLAGS[flags]!! else BINARY[flags]

	if len(object) == 0 {
		return ObjectNameInvalid{Bucket: bucket, Object: object}
	}
	if !IsValidObjectPrefix(object) {
		return ObjectNameInvalid{Bucket: bucket, Object: object}
	}
	if runtime.GOOS == globalWindowsOSName && strings.Contains(object, "\\") {
		// Objects cannot be contain \ in Windows and is listed as `Characters to Avoid`.
		return ObjectNameInvalid{Bucket: bucket, Object: object}
	}
	return nil
}