type metacacheReader struct {
	mr      *msgp.Reader
	current metaCacheEntry
	err     error // stateful error
	closer  func()
	creator func() error
}

// newMetacacheReader creates a new cache reader.
// Nothing will be read from the stream yet.
func newMetacacheReader(r io.Reader) *metacacheReader {
	dec := s2DecPool.Get()
	dec.Reset(r)
	mr := msgpNewReader(dec)
	return &metacacheReader{
		mr: mr,
		closer: func() {

    /**
     * Private constructor to prevent instantiation of this utility class.
     * This class is intended to be used only through its static methods.
     */
    protected FessFunctions() {
        // nothing
    }

    /**
     * Generates an HTML opening or closing tag with appropriate language attribute.
     *
     * @param isOpen true to generate opening HTML tag, false for closing tag

    }
    
    @Override
    public int getMaxMessageSize() {
        return 65536;  // 64KB for TCP
    }
    
    @Override
    public void shutdown() {
        // Nothing to clean up for TCP
    }
}
```

## 5. Integration with Existing Code

### 5.1 Transport Selection
```java
// In SmbTransportPool.java
public SmbTransport createTransport(CIFSContext context, 

     * with merged information or a clone of {@code recessive} if
     * {@code dominant} is {@code null}.
     *
     * @param dominant the node
     * @param recessive if {@code null}, nothing will happen
     * @return the merged node
     *
     * @deprecated use {@link XmlService#merge(XmlNode, XmlNode, Boolean)} instead
     */
    @Deprecated(since = "4.0.0", forRemoval = true)
    @Nullable

	for {
		select {
		case entry := <-traceCh:
			if _, err := w.Write(entry); err != nil {
				return
			}
			grid.PutByteBuffer(entry)
			if len(traceCh) == 0 {
				// Flush if nothing is queued
				xhttp.Flush(w)
			}
		case <-keepAliveTicker.C:
			if len(traceCh) > 0 {
				continue
			}
			if _, err := w.Write([]byte(" ")); err != nil {
				return
			}

                if (value instanceof String[]) {
                    value = Arrays.stream((String[]) value).toList();
                } else if (value instanceof List<?>) {
                    // nothing
                } else {
                    value = split(value.toString(), "\n")
                            .get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.toList()));

			// Old bucket without bucket metadata. Hence we migrate existing settings.
			if err = b.convertLegacyConfigs(ctx, objectAPI, configs); err != nil {
				return b, err
			}
		}
	}

	if parse {
		// nothing to update, parse and proceed.
		if err = b.parseAllConfigs(ctx, objectAPI); err != nil {
			return b, err
		}
	}

	// migrate unencrypted remote targets

      if (newArg == null || Objects.equals(args.get(i), newArg)) {
        if (params.get(i).getType().getRawType().isEnum()) {
          continue; // Nothing better we can do if it's single-value enum
        }
        throw new ParameterHasNoDistinctValueException(params.get(i));
      }
      newArgs.set(i, newArg);

 * static final} constants.
 *
 * {@snippet :
 * // Bad! Do not do this!
 * Joiner joiner = Joiner.on(',');
 * joiner.skipNulls(); // does nothing!
 * return joiner.join("wrong", null, "wrong");
 * }
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/StringsExplained#joiner">{@code Joiner}</a>.
 *

   *     return handle(e);
   *   } catch (Throwable t) {
   *     throw Throwables.propagate(t);
   *   }
   * }
   * </pre>
   *
   * @param throwable the Throwable to propagate
   * @return nothing will ever be returned; this return type is only for your convenience, as
   *     illustrated in the example above
   * @deprecated To preserve behavior, use {@code throw e} or {@code throw new RuntimeException(e)}