io.zeebe.logstreams.snapshot

Class SerializableWrapper<T extends Serializable>

java.lang.Object

io.zeebe.logstreams.snapshot.SerializableWrapper<T>

Type Parameters:

T - the type of the wrapped Serializable.

All Implemented Interfaces:

SnapshotSupport

public class SerializableWrapper<T extends Serializable>
extends Object
implements SnapshotSupport

Wraps a Serializable object providing SnapshotSupport to be used in a StreamProcessor.

NOTE: obviously all the known caveats around java serialization apply to this class. Or on other words: do not use this outside of demo applications.

Field Summary

Fields

Modifier and Type	Field and Description
protected T	object

Constructor Summary

Constructors

Constructor and Description
SerializableWrapper(T object)

Method Summary

Modifier and Type	Method and Description
T	getObject()
void	recoverFromSnapshot(InputStream inputStream) read a snapshot from the provided input stream.
void	reset() Set the snapshot in the initial state.
long	writeSnapshot(OutputStream outputStream) write a snapshot to the provided output stream

Methods inherited from class java.lang.Object

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

Field Detail

object

protected T extends Serializable object

Constructor Detail

SerializableWrapper

public SerializableWrapper(T object)

Method Detail

getObject

public T getObject()

writeSnapshot

public long writeSnapshot(OutputStream outputStream)
                   throws Exception

Description copied from interface: SnapshotSupport

write a snapshot to the provided output stream

Specified by:

writeSnapshot in interface SnapshotSupport

Parameters:

outputStream - the stream to write to

Returns:

the size of the snapshot in bytes

Throws:

Exception

recoverFromSnapshot

public void recoverFromSnapshot(InputStream inputStream)
                         throws Exception

Description copied from interface: SnapshotSupport

read a snapshot from the provided input stream.

Specified by:

recoverFromSnapshot in interface SnapshotSupport

Parameters:

inputStream - the stream to read from

Throws:

Exception

reset

public void reset()

Description copied from interface: SnapshotSupport

Set the snapshot in the initial state.

Specified by:

reset in interface SnapshotSupport