}

  /*
   * Demonstrate that ClassCastException is possible when calling
   * ImmutableSorted{Set,Map}.copyOf(), whose type parameters we are unable to
   * restrict (see ImmutableSortedSetFauxverideShim).
   */

  public void testImmutableSortedMapCopyOfMap() {
    Map<Object, Object> original =
        ImmutableMap.of(new Object(), new Object(), new Object(), new Object());

// See proxyRequest() for details.
type ProxyEndpoint struct {
	Endpoint
	Transport http.RoundTripper
}

// Node holds information about a node in this cluster
type Node struct {
	*url.URL
	Pools    []int
	IsLocal  bool
	GridHost string
}

// Endpoint - any type of endpoint.
type Endpoint struct {
	*url.URL
	IsLocal bool

	PoolIdx, SetIdx, DiskIdx int
}

type setsDsyncLockers [][]dsync.NetLocker

// erasureSets implements ObjectLayer combining a static list of erasure coded
// object sets. NOTE: There is no dynamic scaling allowed or intended in
// current design.
type erasureSets struct {
	sets []*erasureObjects

	// Reference format.
	format *formatErasureV3

	// erasureDisks mutex to lock erasureDisks.
	erasureDisksMu sync.RWMutex

	// Re-ordered list of disks per set.

	}

	return FileInfoVersions{
		Volume:        volume,
		Name:          path,
		Versions:      versions,
		LatestModTime: versions[0].ModTime,
	}, nil
}

type fileInfoOpts struct {
	InclFreeVersions bool
	Data             bool
}

func getFileInfo(xlMetaBuf []byte, volume, path, versionID string, opts fileInfoOpts) (FileInfo, error) {
	var fi FileInfo
	var err error

func getLogLevelFromConfigMap(ctx cli.Context) (string, error) {
	valuesConfig, err := kubeinject.GetValuesFromConfigMap(ctx, "")
	if err != nil {
		return "", err
	}
	var values struct {
		SidecarInjectorWebhook struct {
			Global struct {
				Proxy struct {
					LogLevel string `json:"logLevel"`
				} `json:"proxy"`
			} `json:"global"`
		} `json:"sidecarInjectorWebhook"`
	}

func NewBitrotVerifier(algorithm BitrotAlgorithm, checksum []byte) *BitrotVerifier {
	return &BitrotVerifier{algorithm, checksum}
}

// BitrotVerifier can be used to verify protected data.
type BitrotVerifier struct {
	algorithm BitrotAlgorithm
	sum       []byte
}

// BitrotAlgorithmFromString returns a bitrot algorithm from the given string representation.

	"github.com/minio/dperf/pkg/dperf"
	"github.com/minio/madmin-go/v3"
	"github.com/minio/minio/internal/auth"
	xioutil "github.com/minio/minio/internal/ioutil"
)

const speedTest = "speedtest"

type speedTestOpts struct {
	objectSize       int
	concurrencyStart int
	concurrency      int
	duration         time.Duration
	autotune         bool
	storageClass     string
	bucketName       string
	enableSha256     bool

func getDeadline(d time.Duration) time.Duration {
	if d < time.Millisecond {
		return 0
	}
	if d > MaxDeadline {
		return MaxDeadline
	}
	return d
}

type writerWrapper struct {
	ch  chan<- []byte
	ctx context.Context
}

func (w *writerWrapper) Write(p []byte) (n int, err error) {
	buf := GetByteBufferCap(len(p))
	buf = buf[:len(p)]
	copy(buf, p)
	select {

type healSource struct {
	bucket    string
	object    string
	versionID string
	noWait    bool             // a non blocking call, if task queue is full return right away.
	opts      *madmin.HealOpts // optional heal option overrides default setting
}

// healSequence - state for each heal sequence initiated on the
// server.
type healSequence struct {

func newTestReaderEOF(data []byte) io.Reader {
	return &testOneByteReadEOF{false, data}
}

// OneByteReadEOF - implements io.Reader which returns 1 byte along with io.EOF error.
type testOneByteReadEOF struct {
	eof  bool
	data []byte
}

func (r *testOneByteReadEOF) Read(p []byte) (n int, err error) {
	if r.eof {
		return 0, io.EOF
	}
	n = copy(p, r.data)
	r.eof = true
	return n, io.EOF
}