}

// IsDaysNull returns true if days field is null
func (n NoncurrentVersionExpiration) IsDaysNull() bool {
	return n.NoncurrentDays == ExpirationDays(0)
}

// Validate returns an error with wrong value
func (n NoncurrentVersionExpiration) Validate() error {
	if !n.set {
		return nil
	}
	val := int(n.NoncurrentDays)
	switch {
	case val == 0 && n.NewerNoncurrentVersions == 0:
		// both fields can't be zero

     * file and has not been subjected to inheritance, interpolation or profile/default injection.
     *
     * @param model The model to validate, must not be {@code null}.
     * @param request The model building request that holds further settings, must not be {@code null}.

	var tmp jobKV
	err := val.Decode(&tmp)
	if err != nil {
		return err
	}
	*kv = BatchJobKV(tmp)
	kv.line, kv.col = val.Line, val.Column
	return nil
}

// Validate returns an error if key is empty
func (kv BatchJobKV) Validate() error {
	if kv.Key == "" {
		return BatchJobYamlErr{
			line: kv.line,
			col:  kv.col,
			msg:  "key can't be empty",
		}
	}
	return nil
}

}

// BatchJobReplicateResourceType defines the type of batch jobs
type BatchJobReplicateResourceType string

// Validate validates if the replicate resource type is recognized and supported
func (t BatchJobReplicateResourceType) Validate() error {
	switch t {
	case BatchJobReplicateResourceMinIO:
	case BatchJobReplicateResourceS3:
	default:
		return errInvalidArgument
	}
	return nil
}

	}
	// List all of all test cases to validate various cases of reduce errors.
	testCases := []struct {
		errs        []error
		ignoredErrs []error
		err         error
	}{
		// Validate if have reduced properly.
		{[]error{
			errDiskNotFound,
			errDiskNotFound,
			errDiskFull,
		}, []error{}, errErasureReadQuorum},
		// Validate if have no consensus.
		{[]error{
			errDiskFull,

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

	// Validate the received bucket policy document
	if err = bucketLifecycle.Validate(rcfg); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	// Validate the transition storage ARNs
	if err = validateTransitionTier(bucketLifecycle); err != nil {

	AuthToken   string                `json:"authToken"`
	Transport   http.RoundTripper     `json:"-"`
	CloseRespFn func(r io.ReadCloser) `json:"-"`
}

// Validate - validate opa configuration params.
func (a *Args) Validate() error {
	req, err := http.NewRequest(http.MethodPost, a.URL.String(), bytes.NewReader([]byte("")))
	if err != nil {
		return err
	}

	req.Header.Set("Content-Type", "application/json")

	if s3Error := checkRequestAuthType(ctx, r, policy.GetBucketPolicyAction, bucket, ""); s3Error != ErrNone {
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
		return
	}

	// Validate if bucket exists, before proceeding further...
	_, err := objAPI.GetBucketInfo(ctx, bucket, BucketOptions{})
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	if apiErr != noError {
		writeErrorResponse(ctx, w, apiErr, r.URL)
		return
	}
	// Validate the received bucket replication config
	if err = replicationConfig.Validate(bucket, sameTarget); err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}
	configData, err := xml.Marshal(replicationConfig)
	if err != nil {

		},
	}

	for i, tc := range trTests {
		var tr Transition
		err := xml.Unmarshal([]byte(tc.input), &tr)
		if err != nil {
			t.Fatalf("%d: xml unmarshal failed with %v", i+1, err)
		}
		if err = tr.Validate(); err != tc.err {
			t.Fatalf("%d: Invalid transition %v: err %v", i+1, tr, err)
		}
	}

	ntrTests := []struct {
		input string
		err   error
	}{
		{
			input: `<NoncurrentVersionTransition>