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| <h1 title="Uses of Package org.apache.hadoop.hbase.io.hfile" class="title">Uses of Package<br>org.apache.hadoop.hbase.io.hfile</h1> |
| </div> |
| <div class="contentContainer"> |
| <ul class="blockList"> |
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| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing packages, and an explanation"> |
| <caption><span>Packages that use <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Package</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase">org.apache.hadoop.hbase</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.coprocessor">org.apache.hadoop.hbase.coprocessor</a></td> |
| <td class="colLast"> |
| <div class="block">Table of Contents</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.io">org.apache.hadoop.hbase.io</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.io.encoding">org.apache.hadoop.hbase.io.encoding</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.io.hfile">org.apache.hadoop.hbase.io.hfile</a></td> |
| <td class="colLast"> |
| <div class="block">Provides implementations of <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a> and HFile |
| <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockCache.html" title="interface in org.apache.hadoop.hbase.io.hfile"><code>BlockCache</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.io.hfile.bucket">org.apache.hadoop.hbase.io.hfile.bucket</a></td> |
| <td class="colLast"> |
| <div class="block">Provides <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/bucket/BucketCache.html" title="class in org.apache.hadoop.hbase.io.hfile.bucket"><code>BucketCache</code></a>, an implementation of |
| <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockCache.html" title="interface in org.apache.hadoop.hbase.io.hfile"><code>BlockCache</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.mapreduce">org.apache.hadoop.hbase.mapreduce</a></td> |
| <td class="colLast"> |
| <div class="block">Provides HBase <a href="https://cwiki.apache.org/confluence/display/HADOOP2/HadoopMapReduce">MapReduce</a> |
| Input/OutputFormats, a table indexing MapReduce job, and utility methods.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.mob">org.apache.hadoop.hbase.mob</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.regionserver">org.apache.hadoop.hbase.regionserver</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.util">org.apache.hadoop.hbase.util</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="#org.apache.hadoop.hbase.util.hbck">org.apache.hadoop.hbase.util.hbck</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"><a name="org.apache.hadoop.hbase"> |
| <!-- --> |
| </a> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation"> |
| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/package-summary.html">org.apache.hadoop.hbase</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockCache.html#org.apache.hadoop.hbase">BlockCache</a> |
| <div class="block">Block cache interface.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"><a name="org.apache.hadoop.hbase.coprocessor"> |
| <!-- --> |
| </a> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation"> |
| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/package-summary.html">org.apache.hadoop.hbase.coprocessor</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheConfig.html#org.apache.hadoop.hbase.coprocessor">CacheConfig</a> |
| <div class="block">Stores all of the cache objects and configuration for a single HFile.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"><a name="org.apache.hadoop.hbase.io"> |
| <!-- --> |
| </a> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation"> |
| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/io/package-summary.html">org.apache.hadoop.hbase.io</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheConfig.html#org.apache.hadoop.hbase.io">CacheConfig</a> |
| <div class="block">Stores all of the cache objects and configuration for a single HFile.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileInfo.html#org.apache.hadoop.hbase.io">HFileInfo</a> |
| <div class="block">Metadata Map of attributes for HFile written out as HFile Trailer.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileScanner.html#org.apache.hadoop.hbase.io">HFileScanner</a> |
| <div class="block">A scanner allows you to position yourself within a HFile and |
| scan through it.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ReaderContext.html#org.apache.hadoop.hbase.io">ReaderContext</a> |
| <div class="block">Carries the information on some of the meta data about the HFile Reader</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"><a name="org.apache.hadoop.hbase.io.encoding"> |
| <!-- --> |
| </a> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation"> |
| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/io/encoding/package-summary.html">org.apache.hadoop.hbase.io.encoding</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockType.html#org.apache.hadoop.hbase.io.encoding">BlockType</a> |
| <div class="block">Various types of HFile blocks.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileContext.html#org.apache.hadoop.hbase.io.encoding">HFileContext</a> |
| <div class="block">Read-only HFile Context Information.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"><a name="org.apache.hadoop.hbase.io.hfile"> |
| <!-- --> |
| </a> |
| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation"> |
| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/AgeSnapshot.html#org.apache.hadoop.hbase.io.hfile">AgeSnapshot</a> |
| <div class="block">Snapshot of block cache age in cache.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockCache.html#org.apache.hadoop.hbase.io.hfile">BlockCache</a> |
| <div class="block">Block cache interface.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockCacheFactory.ExternalBlockCaches.html#org.apache.hadoop.hbase.io.hfile">BlockCacheFactory.ExternalBlockCaches</a> |
| <div class="block">Enum of all built in external block caches.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockCacheKey.html#org.apache.hadoop.hbase.io.hfile">BlockCacheKey</a> |
| <div class="block">Cache Key for use with implementations of <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockCache.html" title="interface in org.apache.hadoop.hbase.io.hfile"><code>BlockCache</code></a></div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockCacheUtil.CachedBlocksByFile.html#org.apache.hadoop.hbase.io.hfile">BlockCacheUtil.CachedBlocksByFile</a> |
| <div class="block">Use one of these to keep a running account of cached blocks by file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockPriority.html#org.apache.hadoop.hbase.io.hfile">BlockPriority</a> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockType.html#org.apache.hadoop.hbase.io.hfile">BlockType</a> |
| <div class="block">Various types of HFile blocks.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockType.BlockCategory.html#org.apache.hadoop.hbase.io.hfile">BlockType.BlockCategory</a> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockWithScanInfo.html#org.apache.hadoop.hbase.io.hfile">BlockWithScanInfo</a> |
| <div class="block">BlockWithScanInfo is wrapper class for HFileBlock with other attributes.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/Cacheable.html#org.apache.hadoop.hbase.io.hfile">Cacheable</a> |
| <div class="block">Cacheable is an interface that allows for an object to be cached.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheableDeserializer.html#org.apache.hadoop.hbase.io.hfile">CacheableDeserializer</a> |
| <div class="block">Interface for a deserializer.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheConfig.html#org.apache.hadoop.hbase.io.hfile">CacheConfig</a> |
| <div class="block">Stores all of the cache objects and configuration for a single HFile.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CachedBlock.html#org.apache.hadoop.hbase.io.hfile">CachedBlock</a> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheStats.html#org.apache.hadoop.hbase.io.hfile">CacheStats</a> |
| <div class="block">Class that implements cache metrics.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CombinedBlockCache.html#org.apache.hadoop.hbase.io.hfile">CombinedBlockCache</a> |
| <div class="block">CombinedBlockCache is an abstraction layer that combines |
| <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/FirstLevelBlockCache.html" title="interface in org.apache.hadoop.hbase.io.hfile"><code>FirstLevelBlockCache</code></a> and <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/bucket/BucketCache.html" title="class in org.apache.hadoop.hbase.io.hfile.bucket"><code>BucketCache</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CombinedBlockCache.CombinedCacheStats.html#org.apache.hadoop.hbase.io.hfile">CombinedBlockCache.CombinedCacheStats</a> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CompoundBloomFilterBase.html#org.apache.hadoop.hbase.io.hfile">CompoundBloomFilterBase</a> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CompoundBloomFilterWriter.ReadyChunk.html#org.apache.hadoop.hbase.io.hfile">CompoundBloomFilterWriter.ReadyChunk</a> |
| <div class="block">A Bloom filter chunk enqueued for writing</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CorruptHFileException.html#org.apache.hadoop.hbase.io.hfile">CorruptHFileException</a> |
| <div class="block">This exception is thrown when attempts to read an HFile fail due to corruption or truncation |
| issues.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ExclusiveMemHFileBlock.html#org.apache.hadoop.hbase.io.hfile">ExclusiveMemHFileBlock</a> |
| <div class="block">The <a href="../../../../../../org/apache/hadoop/hbase/io/ByteBuffAllocator.html" title="class in org.apache.hadoop.hbase.io"><code>ByteBuffAllocator</code></a> won't allocate pooled heap <a href="../../../../../../org/apache/hadoop/hbase/nio/ByteBuff.html" title="class in org.apache.hadoop.hbase.nio"><code>ByteBuff</code></a> now; at the same time, |
| if allocate an off-heap <a href="../../../../../../org/apache/hadoop/hbase/nio/ByteBuff.html" title="class in org.apache.hadoop.hbase.nio"><code>ByteBuff</code></a> from allocator, then it must be a pooled one.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/FirstLevelBlockCache.html#org.apache.hadoop.hbase.io.hfile">FirstLevelBlockCache</a> |
| <div class="block">In-memory BlockCache that may be backed by secondary layer(s).</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/FixedFileTrailer.html#org.apache.hadoop.hbase.io.hfile">FixedFileTrailer</a> |
| <div class="block">The <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a> has a fixed trailer which contains offsets to other |
| variable parts of the file.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFile.CachingBlockReader.html#org.apache.hadoop.hbase.io.hfile">HFile.CachingBlockReader</a> |
| <div class="block">An abstraction used by the block index.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFile.Reader.html#org.apache.hadoop.hbase.io.hfile">HFile.Reader</a> |
| <div class="block">An interface used by clients to open and iterate an <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFile.Writer.html#org.apache.hadoop.hbase.io.hfile">HFile.Writer</a> |
| <div class="block">API required to write an <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a></div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFile.WriterFactory.html#org.apache.hadoop.hbase.io.hfile">HFile.WriterFactory</a> |
| <div class="block">This variety of ways to construct writers is used throughout the code, and |
| we want to be able to swap writer implementations.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlock.html#org.apache.hadoop.hbase.io.hfile">HFileBlock</a> |
| <div class="block">Cacheable Blocks of an <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a> version 2 file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlock.BlockIterator.html#org.apache.hadoop.hbase.io.hfile">HFileBlock.BlockIterator</a> |
| <div class="block">Iterator for reading <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlock.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFileBlock</code></a>s in load-on-open-section, such as root data index |
| block, meta index block, file info block etc.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlock.BlockWritable.html#org.apache.hadoop.hbase.io.hfile">HFileBlock.BlockWritable</a> |
| <div class="block">Something that can be written into a block.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlock.FSReader.html#org.apache.hadoop.hbase.io.hfile">HFileBlock.FSReader</a> |
| <div class="block">An HFile block reader with iteration ability.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlock.PrefetchedHeader.html#org.apache.hadoop.hbase.io.hfile">HFileBlock.PrefetchedHeader</a> |
| <div class="block">Data-structure to use caching the header of the NEXT block.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlock.Writer.html#org.apache.hadoop.hbase.io.hfile">HFileBlock.Writer</a> |
| <div class="block">Unified version 2 <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a> block writer.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlock.Writer.State.html#org.apache.hadoop.hbase.io.hfile">HFileBlock.Writer.State</a> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlockBuilder.html#org.apache.hadoop.hbase.io.hfile">HFileBlockBuilder</a> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlockIndex.BlockIndexChunk.html#org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.BlockIndexChunk</a> |
| <div class="block">A single chunk of the block index in the process of writing.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlockIndex.BlockIndexReader.html#org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.BlockIndexReader</a> |
| <div class="block">The reader will always hold the root level index in the memory.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlockIndex.BlockIndexWriter.html#org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.BlockIndexWriter</a> |
| <div class="block">Writes the block index into the output stream.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlockIndex.ByteArrayKeyBlockIndexReader.html#org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.ByteArrayKeyBlockIndexReader</a> |
| <div class="block">An implementation of the BlockIndexReader that deals with block keys which are plain |
| byte[] like MetaBlock or the Bloom Block for ROW bloom.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileBlockIndex.CellBasedKeyBlockIndexReader.html#org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.CellBasedKeyBlockIndexReader</a> |
| <div class="block">An implementation of the BlockIndexReader that deals with block keys which are the key |
| part of a cell like the Data block index or the ROW_COL bloom blocks |
| This needs a comparator to work with the Cells</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileContext.html#org.apache.hadoop.hbase.io.hfile">HFileContext</a> |
| <div class="block">Read-only HFile Context Information.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileContextBuilder.html#org.apache.hadoop.hbase.io.hfile">HFileContextBuilder</a> |
| <div class="block">A builder that helps in building up the HFileContext</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileDataBlockEncoder.html#org.apache.hadoop.hbase.io.hfile">HFileDataBlockEncoder</a> |
| <div class="block">Controls what kind of data block encoding is used.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileInfo.html#org.apache.hadoop.hbase.io.hfile">HFileInfo</a> |
| <div class="block">Metadata Map of attributes for HFile written out as HFile Trailer.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFilePrettyPrinter.KeyValueStatsCollector.html#org.apache.hadoop.hbase.io.hfile">HFilePrettyPrinter.KeyValueStatsCollector</a> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFilePrettyPrinter.SimpleReporter.html#org.apache.hadoop.hbase.io.hfile">HFilePrettyPrinter.SimpleReporter</a> |
| <div class="block">Almost identical to ConsoleReporter, but extending ScheduledReporter, |
| as extending ConsoleReporter in this version of dropwizard is now too much trouble.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFilePrettyPrinter.SimpleReporter.Builder.html#org.apache.hadoop.hbase.io.hfile">HFilePrettyPrinter.SimpleReporter.Builder</a> |
| <div class="block">A builder for <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFilePrettyPrinter.SimpleReporter.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFilePrettyPrinter.SimpleReporter</code></a> instances.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileReaderImpl.html#org.apache.hadoop.hbase.io.hfile">HFileReaderImpl</a> |
| <div class="block">Implementation that can handle all hfile versions of <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.Reader.html" title="interface in org.apache.hadoop.hbase.io.hfile"><code>HFile.Reader</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileReaderImpl.HFileScannerImpl.html#org.apache.hadoop.hbase.io.hfile">HFileReaderImpl.HFileScannerImpl</a> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileScanner.html#org.apache.hadoop.hbase.io.hfile">HFileScanner</a> |
| <div class="block">A scanner allows you to position yourself within a HFile and |
| scan through it.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/InlineBlockWriter.html#org.apache.hadoop.hbase.io.hfile">InlineBlockWriter</a> |
| <div class="block">A way to write "inline" blocks into an <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/LruAdaptiveBlockCache.html#org.apache.hadoop.hbase.io.hfile">LruAdaptiveBlockCache</a> |
| <div class="block"><b>This realisation improve performance of classical LRU |
| cache up to 3 times via reduce GC job.</b></div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/LruAdaptiveBlockCache.BlockBucket.html#org.apache.hadoop.hbase.io.hfile">LruAdaptiveBlockCache.BlockBucket</a> |
| <div class="block">Used to group blocks into priority buckets.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/LruAdaptiveBlockCache.EvictionThread.html#org.apache.hadoop.hbase.io.hfile">LruAdaptiveBlockCache.EvictionThread</a> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/LruBlockCache.html#org.apache.hadoop.hbase.io.hfile">LruBlockCache</a> |
| <div class="block">A block cache implementation that is memory-aware using <a href="../../../../../../org/apache/hadoop/hbase/io/HeapSize.html" title="interface in org.apache.hadoop.hbase.io"><code>HeapSize</code></a>, memory-bound using an |
| LRU eviction algorithm, and concurrent: backed by a <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/ConcurrentHashMap.html?is-external=true" title="class or interface in java.util.concurrent"><code>ConcurrentHashMap</code></a> and with a |
| non-blocking eviction thread giving constant-time <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/LruBlockCache.html#cacheBlock-org.apache.hadoop.hbase.io.hfile.BlockCacheKey-org.apache.hadoop.hbase.io.hfile.Cacheable-boolean-"><code>LruBlockCache.cacheBlock(org.apache.hadoop.hbase.io.hfile.BlockCacheKey, org.apache.hadoop.hbase.io.hfile.Cacheable, boolean)</code></a> and <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/LruBlockCache.html#getBlock-org.apache.hadoop.hbase.io.hfile.BlockCacheKey-boolean-boolean-boolean-"><code>LruBlockCache.getBlock(org.apache.hadoop.hbase.io.hfile.BlockCacheKey, boolean, boolean, boolean)</code></a> |
| operations.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/LruBlockCache.BlockBucket.html#org.apache.hadoop.hbase.io.hfile">LruBlockCache.BlockBucket</a> |
| <div class="block">Used to group blocks into priority buckets.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/LruBlockCache.EvictionThread.html#org.apache.hadoop.hbase.io.hfile">LruBlockCache.EvictionThread</a> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/LruCachedBlock.html#org.apache.hadoop.hbase.io.hfile">LruCachedBlock</a> |
| <div class="block">Represents an entry in the <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/LruBlockCache.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>LruBlockCache</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/LruCachedBlockQueue.html#org.apache.hadoop.hbase.io.hfile">LruCachedBlockQueue</a> |
| <div class="block">A memory-bound queue that will grow until an element brings |
| total size >= maxSize.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/MemcachedBlockCache.HFileBlockTranscoder.html#org.apache.hadoop.hbase.io.hfile">MemcachedBlockCache.HFileBlockTranscoder</a> |
| <div class="block">Class to encode and decode an HFileBlock to and from memecached's resulting byte arrays.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/NoOpDataBlockEncoder.html#org.apache.hadoop.hbase.io.hfile">NoOpDataBlockEncoder</a> |
| <div class="block">Does not perform any kind of encoding/decoding.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ReaderContext.html#org.apache.hadoop.hbase.io.hfile">ReaderContext</a> |
| <div class="block">Carries the information on some of the meta data about the HFile Reader</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ReaderContext.ReaderType.html#org.apache.hadoop.hbase.io.hfile">ReaderContext.ReaderType</a> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ReaderContextBuilder.html#org.apache.hadoop.hbase.io.hfile">ReaderContextBuilder</a> |
| <div class="block">A builder that helps in building up the ReaderContext</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ResizableBlockCache.html#org.apache.hadoop.hbase.io.hfile">ResizableBlockCache</a> |
| <div class="block">BlockCache which is resizable.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"><a name="org.apache.hadoop.hbase.io.hfile.bucket"> |
| <!-- --> |
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| <table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation"> |
| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/bucket/package-summary.html">org.apache.hadoop.hbase.io.hfile.bucket</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockCache.html#org.apache.hadoop.hbase.io.hfile.bucket">BlockCache</a> |
| <div class="block">Block cache interface.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockCacheKey.html#org.apache.hadoop.hbase.io.hfile.bucket">BlockCacheKey</a> |
| <div class="block">Cache Key for use with implementations of <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockCache.html" title="interface in org.apache.hadoop.hbase.io.hfile"><code>BlockCache</code></a></div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockPriority.html#org.apache.hadoop.hbase.io.hfile.bucket">BlockPriority</a> </td> |
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| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockType.html#org.apache.hadoop.hbase.io.hfile.bucket">BlockType</a> |
| <div class="block">Various types of HFile blocks.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/Cacheable.html#org.apache.hadoop.hbase.io.hfile.bucket">Cacheable</a> |
| <div class="block">Cacheable is an interface that allows for an object to be cached.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheableDeserializer.html#org.apache.hadoop.hbase.io.hfile.bucket">CacheableDeserializer</a> |
| <div class="block">Interface for a deserializer.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CachedBlock.html#org.apache.hadoop.hbase.io.hfile.bucket">CachedBlock</a> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheStats.html#org.apache.hadoop.hbase.io.hfile.bucket">CacheStats</a> |
| <div class="block">Class that implements cache metrics.</div> |
| </td> |
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| <li class="blockList"><a name="org.apache.hadoop.hbase.mapreduce"> |
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| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/mapreduce/package-summary.html">org.apache.hadoop.hbase.mapreduce</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFile.Reader.html#org.apache.hadoop.hbase.mapreduce">HFile.Reader</a> |
| <div class="block">An interface used by clients to open and iterate an <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a>.</div> |
| </td> |
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| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileScanner.html#org.apache.hadoop.hbase.mapreduce">HFileScanner</a> |
| <div class="block">A scanner allows you to position yourself within a HFile and |
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| <li class="blockList"><a name="org.apache.hadoop.hbase.mob"> |
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| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/mob/package-summary.html">org.apache.hadoop.hbase.mob</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheConfig.html#org.apache.hadoop.hbase.mob">CacheConfig</a> |
| <div class="block">Stores all of the cache objects and configuration for a single HFile.</div> |
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| <caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a> used by <a href="../../../../../../org/apache/hadoop/hbase/regionserver/package-summary.html">org.apache.hadoop.hbase.regionserver</a></span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Class and Description</th> |
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| <tbody> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockCache.html#org.apache.hadoop.hbase.regionserver">BlockCache</a> |
| <div class="block">Block cache interface.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/BlockType.html#org.apache.hadoop.hbase.regionserver">BlockType</a> |
| <div class="block">Various types of HFile blocks.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheConfig.html#org.apache.hadoop.hbase.regionserver">CacheConfig</a> |
| <div class="block">Stores all of the cache objects and configuration for a single HFile.</div> |
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| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/CacheStats.html#org.apache.hadoop.hbase.regionserver">CacheStats</a> |
| <div class="block">Class that implements cache metrics.</div> |
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| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFile.Reader.html#org.apache.hadoop.hbase.regionserver">HFile.Reader</a> |
| <div class="block">An interface used by clients to open and iterate an <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFile.Writer.html#org.apache.hadoop.hbase.regionserver">HFile.Writer</a> |
| <div class="block">API required to write an <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.html" title="class in org.apache.hadoop.hbase.io.hfile"><code>HFile</code></a></div> |
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| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileContext.html#org.apache.hadoop.hbase.regionserver">HFileContext</a> |
| <div class="block">Read-only HFile Context Information.</div> |
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| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileDataBlockEncoder.html#org.apache.hadoop.hbase.regionserver">HFileDataBlockEncoder</a> |
| <div class="block">Controls what kind of data block encoding is used.</div> |
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| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileInfo.html#org.apache.hadoop.hbase.regionserver">HFileInfo</a> |
| <div class="block">Metadata Map of attributes for HFile written out as HFile Trailer.</div> |
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| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/HFileScanner.html#org.apache.hadoop.hbase.regionserver">HFileScanner</a> |
| <div class="block">A scanner allows you to position yourself within a HFile and |
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| <tr class="altColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ReaderContext.html#org.apache.hadoop.hbase.regionserver">ReaderContext</a> |
| <div class="block">Carries the information on some of the meta data about the HFile Reader</div> |
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| </tr> |
| <tr class="rowColor"> |
| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ReaderContext.ReaderType.html#org.apache.hadoop.hbase.regionserver">ReaderContext.ReaderType</a> </td> |
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| <td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/class-use/ResizableBlockCache.html#org.apache.hadoop.hbase.regionserver">ResizableBlockCache</a> |
| <div class="block">BlockCache which is resizable.</div> |
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