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

Class MetaPageUpdateLastAllocatedIndex

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.MetaPageUpdateLastAllocatedIndex

All Implemented Interfaces:

WalRecordCacheGroupAware

public class MetaPageUpdateLastAllocatedIndex
extends PageDeltaRecord

Nested Class Summary

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

WALRecord.RecordPurpose, WALRecord.RecordType

Constructor Summary

Constructors

Constructor and Description
MetaPageUpdateLastAllocatedIndex(int grpId, long pageId, int lastAllocatedIdx)

Method Summary

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

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

fullPageId, groupId, pageId

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

MetaPageUpdateLastAllocatedIndex

public MetaPageUpdateLastAllocatedIndex(int grpId,
                                        long pageId,
                                        int lastAllocatedIdx)

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.

lastAllocatedIndex

public int lastAllocatedIndex()

Returns:

Root ID.

toString

public String toString()

Overrides:

toString in class PageDeltaRecord