org.apache.ignite.internal.processors.query.h2

Class H2RowCache

java.lang.Object

org.apache.ignite.internal.processors.query.h2.H2RowCache

All Implemented Interfaces:

GridQueryRowCacheCleaner

public class H2RowCache
extends Object
implements GridQueryRowCacheCleaner

H2 row cache.

Constructor Summary

Constructors

Constructor and Description
H2RowCache(CacheGroupContext grpCtx, int maxSize)

Method Summary

Modifier and Type	Method and Description
H2CacheRow	get(long link) Get row by link.
void	onCacheRegistered() Cache registration callback.
boolean	onCacheUnregistered(GridCacheContextInfo cacheInfo) Cache un-registration callback.
void	put(H2CacheRow row) Put row by link.
void	remove(long link)
int	size()

Methods inherited from class java.lang.Object

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

Constructor Detail

H2RowCache

public H2RowCache(CacheGroupContext grpCtx,
                  int maxSize)

Parameters:

grpCtx - Cache group context.

Method Detail

get

public H2CacheRow get(long link)
               throws IgniteCheckedException

Get row by link.

Parameters:

link - Link.

Returns:

Cached on-heap row.

Throws:

IgniteCheckedException - On error.

put

public void put(H2CacheRow row)

Put row by link.

Parameters:

row - Row.

remove

public void remove(long link)

Specified by:

remove in interface GridQueryRowCacheCleaner

onCacheRegistered

public void onCacheRegistered()

Cache registration callback.

onCacheUnregistered

public boolean onCacheUnregistered(GridCacheContextInfo cacheInfo)

Cache un-registration callback.

Parameters:

cacheInfo - Cache context info.

Returns:

True if there are no more usages for the given cache group.

size

public int size()

Returns:

Cached rows count.