| Package | Description |
|---|---|
| org.apache.hadoop.hbase.io.hfile.bucket |
Provides
BucketCache, an implementation of
BlockCache. |
| Class and Description |
|---|
| BucketAllocator
This class is used to allocate a block with specified size and free the block
when evicting.
|
| BucketAllocator.Bucket |
| BucketAllocator.BucketSizeInfo |
| BucketAllocator.IndexStatistics |
| BucketAllocatorException
Thrown by
BucketAllocator |
| BucketCache
BucketCache uses
BucketAllocator to allocate/free blocks, and uses
BucketCache.ramCache and BucketCache.backingMap in order to
determine if a given element is in the cache. |
| BucketCache.BucketEntry
Item in cache.
|
| BucketCache.BucketEntryGroup
Used to group bucket entries into priority buckets.
|
| BucketCache.RAMQueueEntry
Block Entry stored in the memory with key,data and so on
|
| BucketCache.WriterThread |
| BucketCacheStats
Class that implements cache metrics for bucket cache.
|
| CachedEntryQueue
A memory-bound queue that will grow until an element brings total size larger
than maxSize.
|
| CacheFullException
Thrown by
BucketAllocator.allocateBlock(int) when cache is full for
the requested size |
| IOEngine
A class implementing IOEngine interface supports data services for
BucketCache. |
| UniqueIndexMap
Map from type T to int and vice-versa.
|
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