func hasContentMD5(h http.Header) bool {
	_, ok := h[xhttp.ContentMD5]
	return ok
}

// http://docs.aws.amazon.com/AmazonS3/latest/dev/UploadingObjects.html
const (
	// Maximum object size per PUT request is 5TB.
	// This is a divergence from S3 limit on purpose to support
	// use cases where users are going to upload large files
	// using 'curl' and presigned URL.
	globalMaxObjectSize = 5 * humanize.TiByte

	// Normal execution.
	for {
		r1, _, err := r.ReadRune()
		if err != nil {
			if err != io.EOF {
				t.Error("unexpected error on ReadRune:", err)
			}
			break
		}
		got += string(r1)
		// Put it back and read it again.
		if err = r.UnreadRune(); err != nil {
			t.Fatal("unexpected error on UnreadRune:", err)
		}
		r2, _, err := r.ReadRune()
		if err != nil {

   *
   * <p><b>Java 8+ users:</b> If passing a single element {@code e}, the {@code Stream} equivalent
   * of this method is {@code Stream.generate(() -> e)}. Otherwise, put the elements in a collection
   * and use {@code Stream.generate(() -> collection).flatMap(Collection::stream)}.
   */
  @SafeVarargs
  public static <T extends @Nullable Object> Iterable<T> cycle(T... elements) {

      }

      @Override
      public boolean tryAdvance(Consumer<? super R> action) {
        if (fromSpliterator.tryAdvance(this)) {
          try {
            // The cast is safe because tryAdvance puts a T into `holder`.
            action.accept(function.apply(uncheckedCastNullableTToT(holder), index++));
            return true;
          } finally {
            holder = null;
          }
        }

   *       have file descriptors. Bytes are copied from the file into a kernel buffer, then directly
   *       into the other buffer (userspace). Note that if the file is very large, a naive
   *       implementation will effectively put the whole file in memory. On many systems with paging
   *       and virtual memory, this is not a problem - because it is mapped read-only, the kernel

	"github.com/minio/mux"
	"github.com/minio/pkg/v3/policy"
)

const (
	bucketQuotaConfigFile = "quota.json"
	bucketTargetsFile     = "bucket-targets.json"
)

// PutBucketQuotaConfigHandler - PUT Bucket quota configuration.
// ----------
// Places a quota configuration on the specified bucket. The quota
// specified in the quota configuration will be applied by default
// to enforce total quota for the specified bucket.

            ({@code org.apache.maven.messages}), you must specify this
            element with this value: {@code org/apache/maven/messages}.
            This is not required if you simply put the resources in that directory
            structure at the source, however.
          </description>
          <type>String</type>
        </field>
        <field>
          <name>filtering</name>

	line, err = b.ReadSlice('\n')
	if err == ErrBufferFull {
		// Handle the case where "\r\n" straddles the buffer.
		if len(line) > 0 && line[len(line)-1] == '\r' {
			// Put the '\r' back on buf and drop it from line.
			// Let the next call to ReadLine check for "\r\n".
			if b.r == 0 {
				// should be unreachable
				panic("bufio: tried to rewind past start of buffer")
			}
			b.r--

	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}
	srcOpts.VersionID = vid

	// convert copy src and dst encryption options for GET/PUT calls
	getOpts := ObjectOptions{VersionID: srcOpts.VersionID}
	if srcOpts.ServerSideEncryption != nil {
		getOpts.ServerSideEncryption = encrypt.SSE(srcOpts.ServerSideEncryption)
	}

	case <-ctx.Done():
		return ctx.Err()
	case maxConcurrentScannerSaves <- struct{}{}:
	}

	buf := bytebufferpool.Get()
	defer func() {
		<-maxConcurrentScannerSaves
		buf.Reset()
		bytebufferpool.Put(buf)
	}()

	if err := d.serializeTo(buf); err != nil {
		return err
	}

	save := func(name string, timeout time.Duration) error {
		// Abandon if more than a minute, so we don't hold up scanner.