@Override
        public void write(Encoder encoder, CacheEntry<PGPPublicKeyRing> value) throws Exception {
            encoder.writeLong(value.timestamp);
            PGPPublicKeyRing key = value.value;
            if (key != null) {
                encoder.writeBoolean(true);
                encoder.writeBinary(key.getEncoded());
            } else {
                encoder.writeBoolean(false);
            }
        }

                    int codecId = assertValidId(persistentModuleSource.getCodecId());
                    encoder.writeSmallInt(codecId);
                    PersistentModuleSource.Codec<PersistentModuleSource> codec = Cast.uncheckedCast(moduleSourceCodecs.get(codecId));
                    codec.encode(persistentModuleSource, encoder);
                }
            } catch (IOException e) {
                throw new UncheckedIOException(e);

		panic(fmt.Sprintf("bad kind: %s", v.Kind()))
	}
	return nil
}

func appendJSONMarshal(buf *buffer.Buffer, v any) error {
	// Use a json.Encoder to avoid escaping HTML.
	var bb bytes.Buffer
	enc := json.NewEncoder(&bb)
	enc.SetEscapeHTML(false)
	if err := enc.Encode(v); err != nil {
		return err
	}
	bs := bb.Bytes()
	buf.Write(bs[:len(bs)-1]) // remove final newline
	return nil
}

package pem

import (
	"bytes"
	"encoding/base64"
	"errors"
	"io"
	"slices"
	"strings"
)

// A Block represents a PEM encoded structure.
//
// The encoded form is:
//
//	-----BEGIN Type-----
//	Headers
//	base64-encoded Bytes
//	-----END Type-----
//
// where [Block.Headers] is a possibly empty sequence of Key: Value lines.
type Block struct {

  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,

		// encodes to a JSON string containing the base64 encoding of the slice
		// contents. Decoding a JSON string into a byte slice assumes (and requires) that
		// the JSON string contain base64-encoded data. The CBOR serializer must be
		// compatible with this behavior.
		"byte slices should be represented in unstructured as base64-encoded strings": {
			{Version: "v1", Kind: "Secret"},

    }

    @Override
    public void encode(MetadataFileSource moduleSource, Encoder encoder) throws IOException {
        ModuleComponentArtifactIdentifier artifactId = moduleSource.getArtifactId();
        ModuleComponentIdentifier componentIdentifier = artifactId.getComponentIdentifier();
        encoder.writeString(componentIdentifier.getGroup());
        encoder.writeString(componentIdentifier.getModule());

import (
	"errors"
	"io"
)

// MaxVarintLenN is the maximum length of a varint-encoded N-bit integer.
const (
	MaxVarintLen16 = 3
	MaxVarintLen32 = 5
	MaxVarintLen64 = 10
)

// AppendUvarint appends the varint-encoded form of x,
// as generated by [PutUvarint], to buf and returns the extended buffer.
func AppendUvarint(buf []byte, x uint64) []byte {
	for x >= 0x80 {

inline fun <T : Any> WriteContext.encodePreservingIdentityOf(reference: T, encode: WriteContext.(T) -> Unit) {
    encodePreservingIdentityOf(isolate.identities, reference, encode)
}


inline fun <T : Any> WriteContext.encodePreservingSharedIdentityOf(reference: T, encode: WriteContext.(T) -> Unit) =
    encodePreservingIdentityOf(sharedIdentities, reference, encode)

		i += size
	}
	return n
}

// RuneStart reports whether the byte could be the first byte of an encoded,
// possibly invalid rune. Second and subsequent bytes always have the top two
// bits set to 10.
func RuneStart(b byte) bool { return b&0xC0 != 0x80 }

// Valid reports whether p consists entirely of valid UTF-8-encoded runes.
func Valid(p []byte) bool {
	// This optimization avoids the need to recompute the capacity