Interface SnapshotSender

All Superinterfaces:

AutoCloseable, Closeable

public interface SnapshotSender
extends Closeable

Sender-side object for controlling the transmission of a database snapshot to a new group member. A SnapshotSender is paired with a SnapshotReceiver on the remote member which is joining the group.

See Also:

• Replicator.snapshotRequestAcceptor
• SnapshotReceiver

Method Summary

Modifier and Type	Method	Description
OutputStream	begin(long length, long position, Map<String,String> options)	Begin writing the snapshot to the receiver.
Map<String,String>	options()	Options requested by the receiver.
SocketAddress	receiverAddress()	Member address which is receiving the snapshot.

Methods inherited from interface java.io.Closeable

close

Method Details

receiverAddress

SocketAddress receiverAddress()

Member address which is receiving the snapshot.

options

Map<String,String> options()

Options requested by the receiver.

Returns:

non-null map, possibly empty

begin

OutputStream begin(long length,
 long position,
 Map<String,String> options)
            throws IOException

Begin writing the snapshot to the receiver.

Parameters:

length - expected length of snapshot (in bytes) or -1 if unknown

position - log reading begins at this position; expected to be the highest exclusive position applied by the snapshot

options - granted to the receiver; can pass null if none

Returns:

a stream to write the snapshot into; close the stream or this sender when done

Throws:

IOException