Package org.apache.jackrabbit.oak.plugins.blob

Class CachingBlobStore

java.lang.Object

org.apache.jackrabbit.oak.spi.blob.AbstractBlobStore

org.apache.jackrabbit.oak.plugins.blob.CachingBlobStore

All Implemented Interfaces:

AutoCloseable, Cache.Backend<AbstractBlobStore.BlockId,AbstractBlobStore.Data>, BlobStore, GarbageCollectableBlobStore

Direct Known Subclasses:

CloudBlobStore, MongoBlobStore, RDBBlobStore

public abstract class CachingBlobStore
extends AbstractBlobStore

A blob store with a cache.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.jackrabbit.oak.spi.blob.AbstractBlobStore

AbstractBlobStore.BlockId, AbstractBlobStore.Data

Field Summary

Fields

Modifier and Type	Field	Description
protected final long	blobCacheSize
protected final CacheLIRS<String,byte[]>	cache
protected static final long	DEFAULT_CACHE_SIZE
static final String	MEM_CACHE_NAME

Fields inherited from class org.apache.jackrabbit.oak.spi.blob.AbstractBlobStore

BLOCK_SIZE_LIMIT, HASH_ALGORITHM, inUse, TYPE_DATA, TYPE_HASH

Constructor Summary

Constructors

Constructor	Description
CachingBlobStore()
CachingBlobStore(long cacheSize)

Method Summary

Modifier and Type	Method	Description
void	clearCache()	Clear the cache.
long	getBlobCacheSize()
CacheStats	getCacheStats()

Methods inherited from class org.apache.jackrabbit.oak.spi.blob.AbstractBlobStore

clearInUse, close, deleteChunks, getBlobId, getBlobLength, getBlockSize, getBlockSizeMin, getInputStream, getOrCreateReferenceKey, getReference, getStatsCollector, isMarkEnabled, load, mark, mark, markInUse, readBlob, readBlockFromBackend, resolveChunks, setBlockSize, setBlockSizeMin, setReferenceKey, setReferenceKeyEncoded, setReferenceKeyPlainText, setStatsCollector, startMark, storeBlock, sweep, usesBlobId, writeBlob, writeBlob, writeBlob

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.jackrabbit.oak.spi.blob.GarbageCollectableBlobStore

countDeleteChunks, getAllChunkIds

Field Details

DEFAULT_CACHE_SIZE

protected static final long DEFAULT_CACHE_SIZE

See Also:

• Constant Field Values

cache

protected final CacheLIRS<String,byte[]> cache

blobCacheSize

protected final long blobCacheSize

MEM_CACHE_NAME

public static final String MEM_CACHE_NAME

See Also:

• Constant Field Values

Constructor Details

CachingBlobStore

public CachingBlobStore(long cacheSize)

CachingBlobStore

public CachingBlobStore()

Method Details

clearCache

public void clearCache()

Description copied from interface: GarbageCollectableBlobStore

Clear the cache.

getBlobCacheSize

public long getBlobCacheSize()

getCacheStats

public CacheStats getCacheStats()