org.neo4j.io.pagecache.tracing

Interface EvictionEvent

All Superinterfaces:

AutoCloseable, AutoCloseablePageCacheTracerEvent

public interface EvictionEvent
extends AutoCloseablePageCacheTracerEvent

The eviction of a page has begun.

Field Summary

Fields

Modifier and Type	Field and Description
static EvictionEvent	NULL An EvictionEvent that does nothing other than return the FlushEventOpportunity.NULL.

Method Summary

Methods

Modifier and Type	Method and Description
FlushEventOpportunity	flushEventOpportunity() Eviction implies an opportunity to flush.
void	setCachePageId(int cachePageId) The cache page id of the evicted page.
void	setFilePageId(long filePageId) The file page id the evicted page was bound to.
void	setSwapper(PageSwapper swapper) The swapper the evicted page was bound to.
void	threwException(IOException exception) Indicates that the eviction caused an exception to be thrown.

Methods inherited from interface org.neo4j.io.pagecache.tracing.AutoCloseablePageCacheTracerEvent

close

Field Detail

NULL

static final EvictionEvent NULL

An EvictionEvent that does nothing other than return the FlushEventOpportunity.NULL.

Method Detail

setFilePageId

void setFilePageId(long filePageId)

The file page id the evicted page was bound to.

setSwapper

void setSwapper(PageSwapper swapper)

The swapper the evicted page was bound to.

flushEventOpportunity

FlushEventOpportunity flushEventOpportunity()

Eviction implies an opportunity to flush.

threwException

void threwException(IOException exception)

Indicates that the eviction caused an exception to be thrown. This can happen if some kind of IO error occurs.

setCachePageId

void setCachePageId(int cachePageId)

The cache page id of the evicted page.