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

Class SplitExistingPageRecord

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.SplitExistingPageRecord

All Implemented Interfaces:

WalRecordCacheGroupAware

public class SplitExistingPageRecord
extends PageDeltaRecord

Split existing page.

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
SplitExistingPageRecord(int grpId, long pageId, int mid, long fwdId)

Method Summary

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

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

groupId, pageId

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

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

Methods inherited from class java.lang.Object

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

Constructor Detail

SplitExistingPageRecord

public SplitExistingPageRecord(int grpId,
                               long pageId,
                               int mid,
                               long fwdId)

Parameters:

grpId - Cache group ID.

pageId - Page ID.

mid - Bisection index.

fwdId - New forward 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.

middleIndex

public int middleIndex()

forwardId

public long forwardId()

toString

public String toString()

Overrides:

toString in class PageDeltaRecord