Uses of Class
org.apache.hadoop.hbase.io.hfile.BlockCacheKey

Packages that use BlockCacheKey

Package	Description
org.apache.hadoop.hbase.io.hfile	Provides implementations of HFile and HFile BlockCache.
org.apache.hadoop.hbase.io.hfile.bucket	Provides BucketCache, an implementation of BlockCache.

Uses of BlockCacheKey in org.apache.hadoop.hbase.io.hfile

Fields in org.apache.hadoop.hbase.io.hfile declared as BlockCacheKey

Modifier and Type	Field and Description
private BlockCacheKey	LruCachedBlock.cacheKey

Fields in org.apache.hadoop.hbase.io.hfile with type parameters of type BlockCacheKey

Modifier and Type	Field and Description
private Map<BlockCacheKey,LruCachedBlock>	LruBlockCache.map Concurrent map (the cache)

Methods in org.apache.hadoop.hbase.io.hfile that return BlockCacheKey

Modifier and Type	Method and Description
BlockCacheKey	LruCachedBlock.getCacheKey()

Methods in org.apache.hadoop.hbase.io.hfile that return types with arguments of type BlockCacheKey

Modifier and Type	Method and Description
(package private) Map<BlockCacheKey,LruCachedBlock>	LruBlockCache.getMapForTests()

Methods in org.apache.hadoop.hbase.io.hfile with parameters of type BlockCacheKey

Modifier and Type	Method and Description
void	LruBlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf) Cache the block with the specified name and buffer.
void	BlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf) Add block to cache (defaults to not in-memory).
void	CombinedBlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf)
void	MemcachedBlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf)
void	LruBlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf, boolean inMemory) Cache the block with the specified name and buffer.
void	BlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf, boolean inMemory) Add block to cache.
void	CombinedBlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf, boolean inMemory)
void	InclusiveCombinedBlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf, boolean inMemory)
void	MemcachedBlockCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf, boolean inMemory)
boolean	LruBlockCache.containsBlock(BlockCacheKey cacheKey) Whether the cache contains block with specified cacheKey
boolean	LruBlockCache.evictBlock(BlockCacheKey cacheKey)
boolean	BlockCache.evictBlock(BlockCacheKey cacheKey) Evict block from cache.
boolean	CombinedBlockCache.evictBlock(BlockCacheKey cacheKey)
boolean	InclusiveCombinedBlockCache.evictBlock(BlockCacheKey cacheKey)
boolean	MemcachedBlockCache.evictBlock(BlockCacheKey cacheKey)
Cacheable	LruBlockCache.getBlock(BlockCacheKey cacheKey, boolean caching, boolean repeat, boolean updateCacheMetrics) Get the buffer of the block with the specified name.
Cacheable	BlockCache.getBlock(BlockCacheKey cacheKey, boolean caching, boolean repeat, boolean updateCacheMetrics) Fetch block from cache.
Cacheable	CombinedBlockCache.getBlock(BlockCacheKey cacheKey, boolean caching, boolean repeat, boolean updateCacheMetrics)
Cacheable	InclusiveCombinedBlockCache.getBlock(BlockCacheKey cacheKey, boolean caching, boolean repeat, boolean updateCacheMetrics)
Cacheable	MemcachedBlockCache.getBlock(BlockCacheKey cacheKey, boolean caching, boolean repeat, boolean updateCacheMetrics)
private HFileBlock	HFileReaderImpl.getCachedBlock(BlockCacheKey cacheKey, boolean cacheBlock, boolean useLock, boolean isCompaction, boolean updateCacheMetrics, BlockType expectedBlockType, DataBlockEncoding expectedDataBlockEncoding) Retrieve block from cache.
int	CombinedBlockCache.getRefCount(BlockCacheKey cacheKey)
default void	BlockCache.returnBlock(BlockCacheKey cacheKey, Cacheable block) Called when the scanner using the block decides to return the block once its usage is over.
void	CombinedBlockCache.returnBlock(BlockCacheKey cacheKey, Cacheable block)
static boolean	BlockCacheUtil.shouldReplaceExistingCacheBlock(BlockCache blockCache, BlockCacheKey cacheKey, Cacheable newBlock) Because of the region splitting, it's possible that the split key locate in the middle of a block.
static int	BlockCacheUtil.validateBlockAddition(Cacheable existing, Cacheable newBlock, BlockCacheKey cacheKey) Validate that the existing and newBlock are the same without including the nextBlockMetadata, if not, throw an exception.

Constructors in org.apache.hadoop.hbase.io.hfile with parameters of type BlockCacheKey

Constructor and Description
LruCachedBlock(BlockCacheKey cacheKey, Cacheable buf, long accessTime)
LruCachedBlock(BlockCacheKey cacheKey, Cacheable buf, long accessTime, boolean inMemory)

Uses of BlockCacheKey in org.apache.hadoop.hbase.io.hfile.bucket

Fields in org.apache.hadoop.hbase.io.hfile.bucket declared as BlockCacheKey

Modifier and Type	Field and Description
private BlockCacheKey	BucketCache.RAMQueueEntry.key

Fields in org.apache.hadoop.hbase.io.hfile.bucket with type parameters of type BlockCacheKey

Modifier and Type	Field and Description
(package private) ConcurrentMap<BlockCacheKey,BucketCache.BucketEntry>	BucketCache.backingMap
private NavigableSet<BlockCacheKey>	BucketCache.blocksByHFile
private org.apache.hbase.thirdparty.com.google.common.collect.MinMaxPriorityQueue<Map.Entry<BlockCacheKey,BucketCache.BucketEntry>>	CachedEntryQueue.queue
(package private) ConcurrentMap<BlockCacheKey,BucketCache.RAMQueueEntry>	BucketCache.ramCache

Methods in org.apache.hadoop.hbase.io.hfile.bucket that return BlockCacheKey

Modifier and Type	Method and Description
BlockCacheKey	BucketCache.RAMQueueEntry.getKey()

Methods in org.apache.hadoop.hbase.io.hfile.bucket that return types with arguments of type BlockCacheKey

Modifier and Type	Method and Description
Map.Entry<BlockCacheKey,BucketCache.BucketEntry>	CachedEntryQueue.poll()
Map.Entry<BlockCacheKey,BucketCache.BucketEntry>	CachedEntryQueue.pollLast()

Methods in org.apache.hadoop.hbase.io.hfile.bucket with parameters of type BlockCacheKey

Modifier and Type	Method and Description
(package private) void	BucketCache.blockEvicted(BlockCacheKey cacheKey, BucketCache.BucketEntry bucketEntry, boolean decrementBlockNumber)
void	BucketCache.cacheBlock(BlockCacheKey cacheKey, Cacheable buf) Cache the block with the specified name and buffer.
void	BucketCache.cacheBlock(BlockCacheKey cacheKey, Cacheable cachedItem, boolean inMemory) Cache the block with the specified name and buffer.
private void	BucketCache.cacheBlockWithWait(BlockCacheKey cacheKey, Cacheable cachedItem, boolean inMemory, boolean wait) Cache the block to ramCache
private void	BucketCache.cacheBlockWithWaitInternal(BlockCacheKey cacheKey, Cacheable cachedItem, boolean inMemory, boolean wait)
private BucketCache.RAMQueueEntry	BucketCache.checkRamCache(BlockCacheKey cacheKey)
boolean	BucketCache.evictBlock(BlockCacheKey cacheKey)
boolean	BucketCache.evictBlock(BlockCacheKey cacheKey, boolean deletedBlock)
private boolean	BucketCache.forceEvict(BlockCacheKey cacheKey)
Cacheable	BucketCache.getBlock(BlockCacheKey key, boolean caching, boolean repeat, boolean updateCacheMetrics) Get the buffer of the block with the specified key.
int	BucketCache.getRefCount(BlockCacheKey cacheKey)
private void	BucketCache.WriterThread.putIntoBackingMap(BlockCacheKey key, BucketCache.BucketEntry bucketEntry) Put the new bucket entry into backingMap.
void	BucketCache.returnBlock(BlockCacheKey cacheKey, Cacheable block)

Method parameters in org.apache.hadoop.hbase.io.hfile.bucket with type arguments of type BlockCacheKey

Modifier and Type	Method and Description
void	CachedEntryQueue.add(Map.Entry<BlockCacheKey,BucketCache.BucketEntry> entry) Attempt to add the specified entry to this queue.
void	BucketCache.BucketEntryGroup.add(Map.Entry<BlockCacheKey,BucketCache.BucketEntry> block)

Constructors in org.apache.hadoop.hbase.io.hfile.bucket with parameters of type BlockCacheKey

Constructor and Description
RAMQueueEntry(BlockCacheKey bck, Cacheable data, long accessCounter, boolean inMemory)

Constructor parameters in org.apache.hadoop.hbase.io.hfile.bucket with type arguments of type BlockCacheKey

Constructor and Description
BucketAllocator(long availableSpace, int[] bucketSizes, Map<BlockCacheKey,BucketCache.BucketEntry> map, LongAdder realCacheSize) Rebuild the allocator's data structures from a persisted map.