Package org.apache.flink.core.io

Class SimpleVersionedSerializerAdapter<T>

java.lang.Object

org.apache.flink.core.io.SimpleVersionedSerializerAdapter<T>

All Implemented Interfaces:

Serializable, SimpleVersionedSerializer<T>, Versioned

@Internal
public class SimpleVersionedSerializerAdapter<T>
extends Object
implements SimpleVersionedSerializer<T>, Serializable

Adapter for TypeSerializer to SimpleVersionedSerializer. The implementation is naive and should only be used for non-critical paths and tests.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
SimpleVersionedSerializerAdapter(TypeSerializer<T> serializer)

Method Summary

Modifier and Type	Method	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 value)	Serializes the given object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SimpleVersionedSerializerAdapter

public SimpleVersionedSerializerAdapter(TypeSerializer<T> serializer)

Method Detail

getVersion

public int getVersion()

Description copied from interface: SimpleVersionedSerializer

Gets the version with which this serializer serializes.

Specified by:

getVersion in interface SimpleVersionedSerializer<T>

Specified by:

getVersion in interface Versioned

Returns:

The version of the serialization schema.

serialize

public byte[] serialize(T value)
                 throws IOException

Description copied from interface: SimpleVersionedSerializer

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

Specified by:

serialize in interface SimpleVersionedSerializer<T>

Parameters:

value - The object to serialize.

Returns:

The serialized data (bytes).

Throws:

IOException - Thrown, if the serialization fails.

deserialize

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

Description copied from interface: SimpleVersionedSerializer

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

Specified by:

deserialize in interface SimpleVersionedSerializer<T>

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.