io.zeebe.logstreams.snapshot

Class ComposedSnapshot

java.lang.Object

io.zeebe.logstreams.snapshot.ComposedSnapshot

All Implemented Interfaces:

SnapshotSupport

public class ComposedSnapshot
extends Object
implements SnapshotSupport

A composition of one or more snapshots which are combined to a single snapshot.

Field Summary

Fields

Modifier and Type	Field and Description
protected byte	count
protected ComposableSnapshotSupport[]	parts
protected long	processedBytes

Constructor Summary

Constructors

Constructor and Description
ComposedSnapshot(ComposableSnapshotSupport... parts)

Method Summary

Modifier and Type	Method and Description
long	getProcessedBytes()
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

parts

protected final ComposableSnapshotSupport[] parts

count

protected final byte count

processedBytes

protected long processedBytes

Constructor Detail

ComposedSnapshot

public ComposedSnapshot(ComposableSnapshotSupport... parts)

Method Detail

getProcessedBytes

public long getProcessedBytes()

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