Package org.apache.ignite.internal.pagemem

Class ReplaceCandidate

java.lang.Object

org.apache.ignite.internal.pagemem.ReplaceCandidate

public class ReplaceCandidate
extends Object

Replacement removal candidate. Class represents some page from loaded pages table. Usually candidate is found during random LoadedPagesMap touch.

Constructor Summary

Constructors

Constructor	Description
ReplaceCandidate(int gen, long relPtr, int grpId, int pageId)

Method Summary

Modifier and Type	Method	Description
int	generation()
int	groupId()
int	pageId()
long	relativePointer()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Details

ReplaceCandidate

public ReplaceCandidate(int gen,
 long relPtr,
 int grpId,
 int pageId)

Parameters:

gen - Partition generation.

relPtr - Relative pointer to page.

fullId - Full page ID.

Method Details

generation

public int generation()

Returns:

Partition generation saved in map, too old value means page may be safely cleared.

relativePointer

public long relativePointer()

Returns:

Relative pointer to page.

groupId

public int groupId()

Returns:

group ID.

pageId

public int pageId()

Returns:

page ID.

toString

public String toString()

Overrides:

toString in class Object