org.apache.paimon.data.serializer

Interface VersionedSerializer<T>

All Known Implementing Classes:

CommitMessageSerializer, CompactionTaskSerializer, ManifestCommittableSerializer, MultiTableCompactionTaskSerializer, WrappedManifestCommittableSerializer

public interface VersionedSerializer<T>

A simple serializer interface for versioned serialization.

Method Summary

Modifier and Type	Method and Description
T	deserialize(int version, byte[] serialized) De-serializes the given data (bytes) which was serialized with the scheme of the indicated version.
int	getVersion() Gets the version with which this serializer serializes.
byte[]	serialize(T obj) Serializes the given object.

Method Detail

getVersion

int getVersion()

Gets the version with which this serializer serializes.

Returns:

The version of the serialization schema.

serialize

byte[] serialize(T obj)
          throws IOException

Serializes the given object. The serialization is assumed to correspond to the current serialization version (as returned by getVersion().

Parameters:

obj - The object to serialize.

Returns:

The serialized data (bytes).

Throws:

IOException - Thrown, if the serialization fails.

deserialize

T deserialize(int version,
              byte[] serialized)
       throws IOException

De-serializes the given data (bytes) which was serialized with the scheme of the indicated version.

Parameters:

version - The version in which the data was serialized

serialized - The serialized data

Returns:

The deserialized object

Throws:

IOException - Thrown, if the deserialization fails.