org.neo4j.consistency.checking.cache

Class DefaultCacheAccess

java.lang.Object

org.neo4j.consistency.checking.cache.DefaultCacheAccess

All Implemented Interfaces:

CacheAccess

public class DefaultCacheAccess
extends Object
implements CacheAccess

CacheAccess that uses PackedMultiFieldCache for cache.

Nested Class Summary

Nested classes/interfaces inherited from interface org.neo4j.consistency.checking.cache.CacheAccess

CacheAccess.Client

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_QUEUE_SIZE

Fields inherited from interface org.neo4j.consistency.checking.cache.CacheAccess

EMPTY, EMPTY_CLIENT

Constructor Summary

Constructors

Constructor and Description
DefaultCacheAccess(Counts counts, int threads)

Method Summary

Modifier and Type	Method and Description
void	clearCache() Clears all cached values.
CacheAccess.Client	client()
boolean	isForward() A flag for record checkers using this cache, where cached values are treated differently if we're scanning through a store forwards or backwards.
void	prepareForProcessingOfSingleStore(long recordsPerCpu)
void	setCacheSlotSizes(int... slotSizes) Sets the slot sizes of the cached values.
void	setForward(boolean forward) Tells this CacheAccess whether or not the current stage, i.e is scanning forwards or backwards through a store or not.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEFAULT_QUEUE_SIZE

public static final int DEFAULT_QUEUE_SIZE

See Also:

Constant Field Values

Constructor Detail

DefaultCacheAccess

public DefaultCacheAccess(Counts counts,
                          int threads)

Method Detail

client

public CacheAccess.Client client()

Specified by:

client in interface CacheAccess

Returns:

CacheAccess.Client for the current Thread.

clearCache

public void clearCache()

Description copied from interface: CacheAccess

Clears all cached values.

Specified by:

clearCache in interface CacheAccess

setCacheSlotSizes

public void setCacheSlotSizes(int... slotSizes)

Description copied from interface: CacheAccess

Sets the slot sizes of the cached values.

Specified by:

setCacheSlotSizes in interface CacheAccess

Parameters:

slotSizes - defines how many and how big the slots are for cached values that are put after this call.

setForward

public void setForward(boolean forward)

Description copied from interface: CacheAccess

Tells this CacheAccess whether or not the current stage, i.e is scanning forwards or backwards through a store or not. The cached values are treated differently depending on which. This is due to the double-linked nature of some stores, specifically the relationship store.

Specified by:

setForward in interface CacheAccess

Parameters:

forward - true if the current scanning is forwards, otherwise it's backwards.

isForward

public boolean isForward()

Description copied from interface: CacheAccess

A flag for record checkers using this cache, where cached values are treated differently if we're scanning through a store forwards or backwards.

Specified by:

isForward in interface CacheAccess

Returns:

true if the scanning is currently set to go forward.

prepareForProcessingOfSingleStore

public void prepareForProcessingOfSingleStore(long recordsPerCpu)

Specified by:

prepareForProcessingOfSingleStore in interface CacheAccess