A sample msgpack-JSON `xl.meta`, you can debug the content inside `xl.meta` using [xl-meta.go](https://github.com/minio/minio/tree/master/docs/debugging#decoding-metadata) program.

```json
{
  "Versions": [
    {
      "Type": 1,
      "V2Obj": {
        "ID": "KWUs8S+8RZq4Vp5TWy6KFg==",
        "DDir": "X3pDAFu8Rjyft7QD6t7W5g==",
        "EcAlgo": 1,

     */
    public EncryptionNegotiateContext(final Configuration config, final int ciphers[]) {
        this.ciphers = ciphers;
    }

    /**
     * Default constructor for decoding.
     */
    public EncryptionNegotiateContext() {
    }

    /**
     * Gets the supported encryption ciphers.
     *
     * @return array of encryption cipher IDs
     */
    public int[] getCiphers() {

    }

    @Nested
    @DisplayName("Performance and Stability Tests")
    class PerformanceTests {

        @RepeatedTest(value = 10, name = "Repeated encoding/decoding stability test {currentRepetition}/{totalRepetitions}")
        @DisplayName("Encoding and decoding is stable across multiple iterations")
        void testEncodingDecodingStability() throws Exception {

    private long createTime;
    private long lastAccessTime;
    private long lastWriteTime;
    private long changeTime;
    private int attributes;

    /**
     * Default constructor for decoding.
     */
    public FileBasicInfo() {
    }

    /**
     * Constructs file basic information.
     *
     * @param create file creation time
     * @param lastAccess last access time

    private Strings() {
    }

    /**
     * Encodes a string into bytes using the specified encoding.
     *
     * @param str the string to encode
     * @param encoding the character encoding to use
     * @return encoded byte array, or empty array if str is null
     */
    public static byte[] getBytes(final String str, final Charset encoding) {
        if (str == null) {
            return new byte[0];
        }

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal;

import jcifs.CIFSException;

/**
 * Exception thrown when errors occur during SMB protocol message decoding.
 * Indicates that an SMB message could not be properly parsed or decoded due to
 * malformed data, protocol violations, or unsupported message formats.
 *
 * @author mbechler
 */

     * @param buf the buffer to encode into
     * @throws NdrException if encoding fails
     */
    public abstract void encode_in(NdrBuffer buf) throws NdrException;

    /**
     * Decode the output parameters from this DCERPC message.
     * @param buf the buffer to decode from
     * @throws NdrException if decoding fails
     */
    public abstract void decode_out(NdrBuffer buf) throws NdrException;

import com.google.common.io.BaseEncoding;

public class FacetResponseTest extends UnitFessTestCase {

    public void test_base64_encoding_decoding() {
        // Test that base64 encoding and decoding works correctly
        String originalString = "test field with spaces";
        String encoded = BaseEncoding.base64().encode(originalString.getBytes(StandardCharsets.UTF_8));

 * This class provides utilities for processing document content, titles, and digests,
 * handling text normalization, content extraction, and similar document hash encoding/decoding.
 * It also manages document processing requests and integrates with the crawler system.
 *
 */
public class DocumentHelper {
    private static final Logger logger = LogManager.getLogger(DocumentHelper.class);

  val tag: Long,
  /** Encode and decode the value once tags are handled. */
  private val codec: Codec<T>,
  /** True if the default value should be used if this value is absent during decoding. */
  val isOptional: Boolean = false,
  /** The value to return if this value is absent. Undefined unless this is optional. */
  val defaultValue: T? = null,