void testDefaultConstructor() {
            context = new PreauthIntegrityNegotiateContext();

            assertEquals(PreauthIntegrityNegotiateContext.NEGO_CTX_PREAUTH_TYPE, context.getContextType());
            assertNull(context.getHashAlgos());
            assertNull(context.getSalt());
        }

        @Test
        @DisplayName("Should handle null hash algorithms")

    @Override
    public int size() {
        // Context header (16) + name length (4) + padding to 8-byte alignment + data (16)
        return 16 + 4 + 4 + STRUCTURE_SIZE;
    }

    @Override
    public int encode(byte[] dst, int dstIndex) {
        int start = dstIndex;

        // Write context header
        SMBUtil.writeInt4(0, dst, dstIndex); // Next (offset to next context, 0 for last)
        dstIndex += 4;

    /*
     * @see org.codehaus.plexus.personality.plexus.lifecycle.phase.Contextualizable#contextualize(org.codehaus.plexus.context.Context)
     */

    @Override
    public void contextualize(Context context) throws ContextException {
        container = (PlexusContainer) context.get(PlexusConstants.PLEXUS_KEY);
    }

}

// ListDir implements ftpDriver
func (driver *ftpDriver) ListDir(ctx *ftp.Context, objPath string, callback func(os.FileInfo) error) (err error) {
	stopFn := globalFtpMetrics.log(ctx, objPath)
	defer stopFn(0, err)

	clnt, err := driver.getMinIOClient(ctx)
	if err != nil {
		return err
	}

	cctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	bucket, prefix := path2BucketObject(objPath)

    }

    /**
     * Sets the context handle for unregistration.
     *
     * @param contextHandle the context handle from registration
     */
    public void setContextHandle(byte[] contextHandle) {
        this.contextHandle = contextHandle != null ? contextHandle.clone() : null;
    }

    /**
     * Gets the context handle.
     *
     * @return the context handle
     */

     *
     * @param context the query context
     * @param termQuery the term query to convert
     * @param boost the boost value to apply
     * @return the converted QueryBuilder
     */
    protected QueryBuilder convertTermQuery(final QueryContext context, final TermQuery termQuery, final float boost) {
        final String field = getSearchField(context.getDefaultField(), termQuery.getTerm().field());

        dstIndex += 4;

        SMBUtil.writeInt2(16, dst, dstIndex); // NameOffset (from start of context)
        dstIndex += 2;

        SMBUtil.writeInt2(4, dst, dstIndex); // NameLength
        dstIndex += 2;

        SMBUtil.writeInt2(0, dst, dstIndex); // Reserved
        dstIndex += 2;

        SMBUtil.writeInt2(24, dst, dstIndex); // DataOffset (from start of context)

        RequestTrace parentTrace = new RequestTrace("parent-context", null, "parent-data");
        RequestTrace childTrace = new RequestTrace("child-context", parentTrace, "child-data");

        assertEquals("parent-context", parentTrace.context());
        assertNull(parentTrace.parent());
        assertEquals("parent-data", parentTrace.data());

        assertEquals("child-context", childTrace.context());

	return err
}

func readServerConfigHistory(ctx context.Context, objAPI ObjectLayer, uuidKV string) ([]byte, error) {
	historyFile := pathJoin(minioConfigHistoryPrefix, uuidKV+kvPrefix)
	data, err := readConfig(ctx, objAPI, historyFile)
	if err != nil {
		return nil, err
	}

	return decryptData(data, historyFile)
}

func saveServerConfigHistory(ctx context.Context, objAPI ObjectLayer, kv []byte) error {

        assertTrue(context.supportsAlgorithm(CompressionNegotiateContext.COMPRESSION_LZ77));
        assertTrue(context.supportsAlgorithm(CompressionNegotiateContext.COMPRESSION_LZ77_HUFFMAN));
        assertTrue(context.supportsAlgorithm(CompressionNegotiateContext.COMPRESSION_LZNT1));
        assertFalse(context.supportsAlgorithm(CompressionNegotiateContext.COMPRESSION_PATTERN_V1));
    }

    @Test
    @DisplayName("Test context encoding")