org.apache.ignite.internal.pagemem.wal.record.delta

Class MetaPageUpdateNextSnapshotId

java.lang.Object

org.apache.ignite.internal.pagemem.wal.record.WALRecord

org.apache.ignite.internal.pagemem.wal.record.delta.PageDeltaRecord

org.apache.ignite.internal.pagemem.wal.record.delta.MetaPageUpdateNextSnapshotId

public class MetaPageUpdateNextSnapshotId
extends PageDeltaRecord

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.ignite.internal.pagemem.wal.record.WALRecord

WALRecord.RecordType

Constructor Summary

Constructors

Constructor and Description
MetaPageUpdateNextSnapshotId(int grpId, long pageId, long nextSnapshotId)

Method Summary

Methods

Modifier and Type	Method and Description
void	applyDelta(PageMemory pageMem, long pageAddr) Apply changes from this delta to the given page.
long	nextSnapshotId()
WALRecord.RecordType	type()

Methods inherited from class org.apache.ignite.internal.pagemem.wal.record.delta.PageDeltaRecord

groupId, pageId, toString

Methods inherited from class org.apache.ignite.internal.pagemem.wal.record.WALRecord

chainSize, chainSize, position, position, previous, previous, size, size

Methods inherited from class java.lang.Object

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

Constructor Detail

MetaPageUpdateNextSnapshotId

public MetaPageUpdateNextSnapshotId(int grpId,
                            long pageId,
                            long nextSnapshotId)

Parameters:

pageId - Meta page ID.

Method Detail

applyDelta

public void applyDelta(PageMemory pageMem,
              long pageAddr)
                throws IgniteCheckedException

Apply changes from this delta to the given page. It is assumed that the given buffer represents page state right before this update.

Specified by:

applyDelta in class PageDeltaRecord

Parameters:

pageMem - Page memory.

pageAddr - Page address.

Throws:

IgniteCheckedException - If failed.

type

public WALRecord.RecordType type()

Specified by:

type in class WALRecord

Returns:

Entry type.

nextSnapshotId

public long nextSnapshotId()

Returns:

Root ID.