}

    private AuthScheme getAuthScheme() {
        final String scheme = getProtocolScheme();
        if (Constants.BASIC.equals(scheme)) {
            return new BasicScheme();
        }
        if (Constants.DIGEST.equals(scheme)) {
            return new DigestScheme();
        }
        if (Constants.NTLM.equals(scheme)) {
            final Properties props = new Properties();

        this.fid = fid;
        this.offset = offset;
        this.remaining = remaining;
        this.b = b;
        this.off = off;
        this.dataLength = len;
        this.digest = null; /*
                             * otherwise recycled commands
                             * like writeandx will choke if session
                             * closes in between
                             */
    }

        // mimetype
        defaultDataMap.put(fessConfig.getIndexFieldMimetype(), mimeType);
        // title
        // content
        // cache
        // digest
        // host
        // site
        // url
        // anchor
        // content_length
        // last_modified
        // id
        // virtual_host

 * create the memory pressure required to cause soft references to be cleared.
 *
 * <p>This class only provides testing utilities. It is not designed for direct use in production or
 * for benchmarking.
 *
 * @author mike nonemacher
 * @author Martin Buchholz
 * @since 11.0
 */
@GwtIncompatible
@J2ktIncompatible
@J2ObjCIncompatible // gc
@NullMarked

                context.info(pomPath + " (checking for plugin upgrades)");
                context.indent();

                try {
                    boolean hasUpgrades = false;

                    // Apply direct plugin upgrades in the document
                    hasUpgrades |= upgradePluginsInDocument(pomDocument, context);

                    // Add plugin management based on effective model analysis

// 4K page boundaries. Without passing aligned buffer may cause
// this function to return error.
//
// This code is similar in spirit to io.Copy but it is only to be
// used with DIRECT I/O based file descriptor and it is expected that
// input writer *os.File not a generic io.Writer. Make sure to have
// the file opened for writes with syscall.O_DIRECT flag.

            testBlock.setOverrideTimeout(5000);
            assertEquals(5000, testBlock.getOverrideTimeout());
        }

        @Test
        @DisplayName("Test digest property")
        void testDigestProperty() {
            testBlock.setDigest(mockDigest);
            assertEquals(mockDigest, testBlock.getDigest());
        }

        @Test

#### Arréglalo con `secrets.compare_digest()` { #fix-it-with-secrets-compare-digest }

Pero en nuestro código estamos usando realmente `secrets.compare_digest()`.

            md.update((byte) (ms_usage >> 8 & 0xFF));
            md.update((byte) (ms_usage >> 16 & 0xFF));
            md.update((byte) (ms_usage >> 24 & 0xFF));
            byte[] dgst = md.digest(data);
            mac.reset();
            mac.init(new SecretKeySpec(dk, HMAC_KEY));
            return mac.doFinal(dgst);
        } finally {
            Arrays.fill(dk, 0, dk.length, (byte) 0);
        }
    }

        
        return baos.toByteArray();
    }
    
    private byte[] calculateBindingHash(byte[] bindingInfo) throws IOException {
        try {
            MessageDigest digest = MessageDigest.getInstance("SHA-256");
            return digest.digest(bindingInfo);
        } catch (NoSuchAlgorithmException e) {
            throw new IOException("SHA-256 not available", e);
        }
    }