isValid:  true,
		},
		{
			version:  version1_8,
			expected: 8,
			errMsg:   nil,
			isValid:  true,
		},
		{
			version:  version1_18,
			expected: 18,
			errMsg:   nil,
			isValid:  true,
		},
		{
			version:  version1_19,
			expected: 19,
			errMsg:   nil,
			isValid:  true,
		},
		{
			version:  version1_20,
			expected: 20,
			errMsg:   nil,

        SecDispatcher.ValidationResponse response = secDispatcher.validateConfiguration();
        if (!response.isValid() || context.invokerRequest.options().verbose().orElse(false)) {
            dumpResponse(context, "", response);
        }
        return response.isValid();
    }

    protected void dumpResponse(

	if err := storageServerRequestValidate(r); err != nil {
		s.writeErrorResponse(w, err)
		return false
	}

	return true
}

// IsValid - To authenticate and check if the disk-id in the request corresponds to the underlying disk.
func (s *storageRESTServer) IsValid(w http.ResponseWriter, r *http.Request) bool {
	if !s.IsAuthValid(w, r) {
		return false
	}

	if err := r.ParseForm(); err != nil {

			for index, e := range etags {
				if partsMetadata[index].IsValid() && e == etag {
					onlineDisks[index] = disks[index]
				} else {
					onlineDisks[index] = nil
				}
			}
			return onlineDisks, modTime, etag
		}
	}

	// Create a new online disks slice, which have common uuid.
	for index, t := range modTimes {
		if partsMetadata[index].IsValid() && t.Equal(modTime) {
			onlineDisks[index] = disks[index]

func (s *peerRESTServer) HealthHandler(w http.ResponseWriter, r *http.Request) {
	s.IsValid(w, r)
}

// VerifyBinary - verifies the downloaded binary is in-tact
func (s *peerRESTServer) VerifyBinaryHandler(w http.ResponseWriter, r *http.Request) {
	if !s.IsValid(w, r) {
		s.writeErrorResponse(w, errors.New("Invalid request"))
		return
	}

	if r.ContentLength < 0 {

public class SitemapsHelper {
    private static final Logger logger = LoggerFactory.getLogger(SitemapsHelper.class);

    protected int preloadSize = 512;

    public boolean isValid(final InputStream in) {
        return isValid(in, true);
    }

    protected boolean isValid(final InputStream in, final boolean recursive) {
        final BufferedInputStream bis = new BufferedInputStream(in);
        bis.mark(preloadSize);

}

// ShardSize - returns actual shared size from erasure blockSize.
func (e ErasureInfo) ShardSize() int64 {
	return ceilFrac(e.BlockSize, int64(e.DataBlocks))
}

// IsValid - tells if erasure info fields are valid.
func (fi FileInfo) IsValid() bool {
	if fi.Deleted {
		// Delete marker has no data, no need to check
		// for erasure coding information
		return true
	}
	dataBlocks := fi.Erasure.DataBlocks

        this.name = name;
    }

    public String getValue() {
        return value;
    }

    public void setValue(final String value) {
        this.value = value;
    }

    public boolean isValid() {
        if (StringUtil.isBlank(name) || value == null) {
            return false;
        }

        return true;
    }

		for i := range N {
			fi.Erasure.Index = i + 1
			metaArr[i] = fi
			parities[i] = parity
			if i < agree {
				continue
			}
			metaArr[i].Erasure.Index = 0 // creates invalid fi on remaining drives
			parities[i] = -1             // invalid fi are assigned parity -1
		}
		res.metaArr = metaArr
		res.parities = parities
		res.errs = make([]error, N)
		if agree >= N-parity {
			res.parity = parity
		} else {

func (cred Credentials) IsImpliedPolicy() bool {
	if cred.IsServiceAccount() {
		return cred.Claims[iamPolicyClaimNameSA] == "inherited-policy"
	}
	return false
}

// IsValid - returns whether credential is valid or not.
func (cred Credentials) IsValid() bool {
	// Verify credentials if its enabled or not set.
	if cred.Status == AccountOff {
		return false
	}