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

Class InitNewPageRecord

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.InitNewPageRecord

Direct Known Subclasses:

MetaPageInitRecord, PagesListInitNewPageRecord

public class InitNewPageRecord
extends PageDeltaRecord

Initializes new page by calling PageIO.initNewPage(long, long, int).

Nested Class Summary

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

WALRecord.RecordType

Field Summary

Fields

Modifier and Type	Field and Description
protected int	ioType
protected int	ioVer
protected long	newPageId

Constructor Summary

Constructors

Constructor and Description
InitNewPageRecord(int cacheId, long pageId, int ioType, int ioVer, long newPageId)

Method Summary

Methods

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

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

cacheId, 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

Field Detail

ioType

protected int ioType

ioVer

protected int ioVer

newPageId

@GridToStringExclude
protected long newPageId

Constructor Detail

InitNewPageRecord

public InitNewPageRecord(int cacheId,
                 long pageId,
                 int ioType,
                 int ioVer,
                 long newPageId)

Parameters:

cacheId - Cache ID.

pageId - Page ID.

ioType - IO type.

ioVer - IO version.

newPageId - New 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.

ioVersion

public int ioVersion()

Returns:

IO Version.

ioType

public int ioType()

Returns:

IO Type.

newPageId

public long newPageId()

Returns:

New page ID.

toString

public String toString()

Overrides:

toString in class PageDeltaRecord