err := storage.AppendFile(context.Background(), "foo", "myobject", []byte("foo"))
	if err != nil {
		t.Fatalf("unexpected error %v", err)
	}

	testCases := []struct {
		volumeName     string
		objectName     string
		offset         int64
		expectedResult []byte
		expectErr      bool
	}{
		{"foo", "myobject", 0, []byte("foo"), false},
		{"foo", "myobject", 1, []byte("oo"), false},
		// file not found error.

      valueHolder.name = checkNotNull(name);
      return this;
    }

    // Holder object for values that might be null and/or empty.
    static class ValueHolder {
      @CheckForNull String name;
      @CheckForNull Object value;
      @CheckForNull ValueHolder next;
    }

    /**
     * Holder object for values that cannot be null or empty (will be printed unconditionally). This

	}

	object := "object"
	data := bytes.Repeat([]byte("a"), smallFileThreshold*32)
	z := obj.(*erasureServerPools)

	erasureDisks, err := z.GetDisks(0, 0)
	if err != nil {
		t.Fatal(err)
	}

	for i, test := range testCases {
		test := test
		t.Run(fmt.Sprintf("case-%d", i), func(t *testing.T) {

		26: {bucketName: bucket, objName: object, inputData: data, inputDataSize: int64(len(data) - 1), expectedMd5: getMD5Hash(data[:len(data)-1]), expectedError: ioutil.ErrOverread},
		27: {bucketName: bucket, objName: object, inputData: nilBytes, inputDataSize: int64(len(nilBytes) + 1), expectedMd5: getMD5Hash(nilBytes), expectedError: IncompleteBody{Bucket: bucket, Object: object}},

}

func putOpts(ctx context.Context, bucket, object, vid string, hdrs http.Header, metadata map[string]string) (opts ObjectOptions, err error) {
	versioned := globalBucketVersioningSys.PrefixEnabled(bucket, object)
	versionSuspended := globalBucketVersioningSys.PrefixSuspended(bucket, object)

	vid = strings.TrimSpace(vid)
	if vid != "" && vid != nullVersionID {

		},
		{
			object: "object.json",
			header: http.Header{
				"Content-Type": []string{"application/json"},
			},
			result: false,
		},
		{
			object: "object.txt",
			header: http.Header{
				"Content-Type": []string{"text/plain"},
			},
			result: false,
		},
		{
			object: "object",
			header: http.Header{
				"Content-Type": []string{"text/something"},
			},
			result: false,

func checkObjectNameForLengthAndSlash(bucket, object string) error {
	// Check for the length of object name
	if len(object) > 1024 {
		return ObjectNameTooLong{
			Bucket: bucket,
			Object: object,
		}
	}
	// Check for slash as prefix in object name
	if HasPrefix(object, SlashSeparator) {
		return ObjectNamePrefixAsSlash{

	return "Object not found: " + e.Bucket + "/" + e.Object
}

// MethodNotAllowed on the object
type MethodNotAllowed GenericError

func (e MethodNotAllowed) Error() string {
	return "Method not allowed: " + e.Bucket + "/" + e.Object
}

// ObjectLocked object is currently WORM protected.
type ObjectLocked GenericError

func (e ObjectLocked) Error() string {

	Limit        int                      // maximum number of items, 0 means no limit
}

// ExpirationOptions represents object options for object expiration at objectLayer.
type ExpirationOptions struct {
	Expire bool
}

// TransitionOptions represents object options for transition ObjectLayer operation

	if !globalTierConfigMgr.Empty() {
		// Get appropriate object info to identify the remote object to delete
		goiOpts := os.GetOpts()
		if goi, gerr := objectAPI.GetObjectInfo(ctx, bucket, object, goiOpts); gerr == nil {
			os.SetTransitionState(goi.TransitionedObject)
		}
	}

	opts, err := completeMultipartOpts(ctx, r, bucket, object)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)