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 <div class="subTitle">org.apache.hadoop.hbase.io.hfile</div>
 <h2 title="Class HFileReaderImpl" class="title">Class HFileReaderImpl</h2>
 </div>
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 <ul class="inheritance">
 <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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 <li>org.apache.hadoop.hbase.io.hfile.HFileReaderImpl</li>
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 <dl>
 <dt>All Implemented Interfaces:</dt>
 <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Closeable.html?is-external=true" title="class or interface in java.io">Closeable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a>, org.apache.hadoop.conf.Configurable, <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.CachingBlockReader.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFile.CachingBlockReader</a>, <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.Reader.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFile.Reader</a></dd>
 </dl>
 <dl>
 <dt>Direct Known Subclasses:</dt>
 <dd><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFilePreadReader.html" title="class in org.apache.hadoop.hbase.io.hfile">HFilePreadReader</a>, <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileStreamReader.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileStreamReader</a></dd>
 </dl>
 <hr>
 <br>
 <pre>@InterfaceAudience.Private
 public abstract class <a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#line.62">HFileReaderImpl</a>
 extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
 implements <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFile.Reader.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFile.Reader</a>, org.apache.hadoop.conf.Configurable</pre>
 <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>
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 <caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Class and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>static class&nbsp;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.BlockIndexNotLoadedException.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileReaderImpl.BlockIndexNotLoadedException</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected static class&nbsp;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.EncodedScanner.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileReaderImpl.EncodedScanner</a></span></code>
 <div class="block">Scanner that operates on encoded data blocks.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected static class&nbsp;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.HFileScannerImpl.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileReaderImpl.HFileScannerImpl</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>static class&nbsp;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.NotSeekedException.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileReaderImpl.NotSeekedException</a></span></code>
 <div class="block">An exception thrown when an operation requiring a scanner to be seeked
  is invoked on a scanner that is not seeked.</div>
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 <h3>Field Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
 <caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Field and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheConfig.html" title="class in org.apache.hadoop.hbase.io.hfile">CacheConfig</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#cacheConf">cacheConf</a></span></code>
 <div class="block">Block cache configuration.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>private org.apache.hadoop.conf.Configuration</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#conf">conf</a></span></code>&nbsp;</td>
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 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/ReaderContext.html" title="class in org.apache.hadoop.hbase.io.hfile">ReaderContext</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#context">context</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileDataBlockEncoder.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFileDataBlockEncoder</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#dataBlockEncoder">dataBlockEncoder</a></span></code>
 <div class="block">What kind of data block encoding should be used while reading, writing,
  and handling cache.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlockIndex.CellBasedKeyBlockIndexReader.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.CellBasedKeyBlockIndexReader</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#dataBlockIndexReader">dataBlockIndexReader</a></span></code>
 <div class="block">Data block index reader keeping the root data index in memory</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileInfo.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileInfo</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#fileInfo">fileInfo</a></span></code>&nbsp;</td>
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 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlock.FSReader.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFileBlock.FSReader</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#fsBlockReader">fsBlockReader</a></span></code>
 <div class="block">Filesystem-level block reader.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileContext.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileContext</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#hfileContext">hfileContext</a></span></code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>static int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#KEY_VALUE_LEN_SIZE">KEY_VALUE_LEN_SIZE</a></span></code>
 <div class="block">The size of a (key length, value length) tuple that prefixes each entry in
  a data block.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>private static org.slf4j.Logger</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#LOG">LOG</a></span></code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>(package private) static int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#MAX_MINOR_VERSION">MAX_MINOR_VERSION</a></span></code>
 <div class="block">Maximum minor version supported by this HFile format</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlockIndex.ByteArrayKeyBlockIndexReader.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.ByteArrayKeyBlockIndexReader</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#metaBlockIndexReader">metaBlockIndexReader</a></span></code>
 <div class="block">Meta block index reader -- always single level</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>(package private) static int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#MIN_MINOR_VERSION">MIN_MINOR_VERSION</a></span></code>
 <div class="block">Minimum minor version supported by this HFile format</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>static int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#MINOR_VERSION_NO_CHECKSUM">MINOR_VERSION_NO_CHECKSUM</a></span></code>
 <div class="block">In HFile minor version that does not support checksums</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>static int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#MINOR_VERSION_WITH_CHECKSUM">MINOR_VERSION_WITH_CHECKSUM</a></span></code>
 <div class="block">Minor versions in HFile starting with this number have hbase checksums</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>(package private) static int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#MINOR_VERSION_WITH_FAKED_KEY">MINOR_VERSION_WITH_FAKED_KEY</a></span></code>
 <div class="block">Minor versions starting with this number have faked index key</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#name">name</a></span></code>
 <div class="block">File name to be used for block names</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/util/IdLock.html" title="class in org.apache.hadoop.hbase.util">IdLock</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#offsetLock">offsetLock</a></span></code>
 <div class="block">A "sparse lock" implementation allowing to lock on a particular block
  identified by offset.</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected org.apache.hadoop.fs.Path</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#path">path</a></span></code>
 <div class="block">Path of file</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>static int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#PBUF_TRAILER_MINOR_VERSION">PBUF_TRAILER_MINOR_VERSION</a></span></code>
 <div class="block">HFile minor version that introduced pbuf filetrailer</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>private boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#primaryReplicaReader">primaryReplicaReader</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/FixedFileTrailer.html" title="class in org.apache.hadoop.hbase.io.hfile">FixedFileTrailer</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#trailer">trailer</a></span></code>&nbsp;</td>
 </tr>
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 <!-- ======== CONSTRUCTOR SUMMARY ======== -->
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 <li class="blockList"><a name="constructor.summary">
 <!--   -->
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 <h3>Constructor Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
 <caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
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 <th class="colOne" scope="col">Constructor and Description</th>
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 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#HFileReaderImpl-org.apache.hadoop.hbase.io.hfile.ReaderContext-org.apache.hadoop.hbase.io.hfile.HFileInfo-org.apache.hadoop.hbase.io.hfile.CacheConfig-org.apache.hadoop.conf.Configuration-">HFileReaderImpl</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/io/hfile/ReaderContext.html" title="class in org.apache.hadoop.hbase.io.hfile">ReaderContext</a>&nbsp;context,
                <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileInfo.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileInfo</a>&nbsp;fileInfo,
                <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/CacheConfig.html" title="class in org.apache.hadoop.hbase.io.hfile">CacheConfig</a>&nbsp;cacheConf,
                org.apache.hadoop.conf.Configuration&nbsp;conf)</code>
 <div class="block">Opens a HFile.</div>
 </td>
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 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
 <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#close--">close</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataInput.html?is-external=true" title="class or interface in java.io">DataInput</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getBloomFilterMetadata-org.apache.hadoop.hbase.io.hfile.BlockType-">getBloomFilterMetadata</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockType.html" title="enum in org.apache.hadoop.hbase.io.hfile">BlockType</a>&nbsp;blockType)</code>&nbsp;</td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlock.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileBlock</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getCachedBlock-org.apache.hadoop.hbase.io.hfile.BlockCacheKey-boolean-boolean-boolean-boolean-org.apache.hadoop.hbase.io.hfile.BlockType-org.apache.hadoop.hbase.io.encoding.DataBlockEncoding-">getCachedBlock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockCacheKey.html" title="class in org.apache.hadoop.hbase.io.hfile">BlockCacheKey</a>&nbsp;cacheKey,
               boolean&nbsp;cacheBlock,
               boolean&nbsp;useLock,
               boolean&nbsp;isCompaction,
               boolean&nbsp;updateCacheMetrics,
               <a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockType.html" title="enum in org.apache.hadoop.hbase.io.hfile">BlockType</a>&nbsp;expectedBlockType,
               <a href="../../../../../../org/apache/hadoop/hbase/io/encoding/DataBlockEncoding.html" title="enum in org.apache.hadoop.hbase.io.encoding">DataBlockEncoding</a>&nbsp;expectedDataBlockEncoding)</code>
 <div class="block">Retrieve block from cache.</div>
 </td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/CellComparator.html" title="interface in org.apache.hadoop.hbase">CellComparator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getComparator--">getComparator</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/compress/Compression.Algorithm.html" title="enum in org.apache.hadoop.hbase.io.compress">Compression.Algorithm</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getCompressionAlgorithm--">getCompressionAlgorithm</a></span>()</code>&nbsp;</td>
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 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlockIndex.CellBasedKeyBlockIndexReader.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.CellBasedKeyBlockIndexReader</a></code></td>
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 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/DataInput.html?is-external=true" title="class or interface in java.io">DataInput</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getDeleteBloomFilterMetadata--">getDeleteBloomFilterMetadata</a></span>()</code>
 <div class="block">Retrieves delete family Bloom filter metadata as appropriate for each
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 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/encoding/DataBlockEncoding.html" title="enum in org.apache.hadoop.hbase.io.encoding">DataBlockEncoding</a></code></td>
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 <tr id="i11" class="rowColor">
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 <tr id="i13" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;</code></td>
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 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;byte[]&gt;</code></td>
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 <tr id="i16" class="altColor">
 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileInfo.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileInfo</a></code></td>
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 <tr id="i18" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;byte[]&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getLastRowKey--">getLastRowKey</a></span>()</code>
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 <tr id="i19" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getMajorVersion--">getMajorVersion</a></span>()</code>&nbsp;</td>
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 <tr id="i20" class="altColor">
 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlock.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileBlock</a></code></td>
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             boolean&nbsp;cacheBlock)</code>&nbsp;</td>
 </tr>
 <tr id="i21" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlockIndex.ByteArrayKeyBlockIndexReader.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.ByteArrayKeyBlockIndexReader</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getMetaBlockIndexReader--">getMetaBlockIndexReader</a></span>()</code>&nbsp;</td>
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 <tr id="i22" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getName--">getName</a></span>()</code>
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 <tr id="i23" class="rowColor">
 <td class="colFirst"><code>org.apache.hadoop.fs.Path</code></td>
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 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileScanner.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFileScanner</a></code></td>
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 <tr id="i25" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileScanner.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFileScanner</a></code></td>
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 <tr id="i26" class="altColor">
 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/FixedFileTrailer.html" title="class in org.apache.hadoop.hbase.io.hfile">FixedFileTrailer</a></code></td>
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 <tr id="i27" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlock.FSReader.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFileBlock.FSReader</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#getUncachedBlockReader--">getUncachedBlockReader</a></span>()</code>
 <div class="block">For testing</div>
 </td>
 </tr>
 <tr id="i28" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#hasMVCCInfo--">hasMVCCInfo</a></span>()</code>&nbsp;</td>
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 <tr id="i29" class="rowColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#indexSize--">indexSize</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i30" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#isFileInfoLoaded--">isFileInfoLoaded</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i31" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#isPrimaryReplicaReader--">isPrimaryReplicaReader</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i32" class="altColor">
 <td class="colFirst"><code>long</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#length--">length</a></span>()</code>&nbsp;</td>
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 <tr id="i33" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#midKey--">midKey</a></span>()</code>&nbsp;</td>
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 <tr id="i34" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#prefetchComplete--">prefetchComplete</a></span>()</code>
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 <tr id="i35" class="rowColor">
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          boolean&nbsp;cacheBlock,
          boolean&nbsp;pread,
          boolean&nbsp;isCompaction,
          boolean&nbsp;updateCacheMetrics,
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 </tr>
 <tr id="i37" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#setConf-org.apache.hadoop.conf.Configuration-">setConf</a></span>(org.apache.hadoop.conf.Configuration&nbsp;conf)</code>&nbsp;</td>
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 <tr id="i38" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#setDataBlockEncoder-org.apache.hadoop.hbase.io.hfile.HFileDataBlockEncoder-">setDataBlockEncoder</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileDataBlockEncoder.html" title="interface in org.apache.hadoop.hbase.io.hfile">HFileDataBlockEncoder</a>&nbsp;dataBlockEncoder)</code>&nbsp;</td>
 </tr>
 <tr id="i39" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#setDataBlockIndexReader-org.apache.hadoop.hbase.io.hfile.HFileBlockIndex.CellBasedKeyBlockIndexReader-">setDataBlockIndexReader</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlockIndex.CellBasedKeyBlockIndexReader.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.CellBasedKeyBlockIndexReader</a>&nbsp;reader)</code>&nbsp;</td>
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 <tr id="i40" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#setMetaBlockIndexReader-org.apache.hadoop.hbase.io.hfile.HFileBlockIndex.ByteArrayKeyBlockIndexReader-">setMetaBlockIndexReader</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileBlockIndex.ByteArrayKeyBlockIndexReader.html" title="class in org.apache.hadoop.hbase.io.hfile">HFileBlockIndex.ByteArrayKeyBlockIndexReader</a>&nbsp;reader)</code>&nbsp;</td>
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 <tr id="i41" class="rowColor">
 <td class="colFirst"><code>private boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#shouldUseHeap-org.apache.hadoop.hbase.io.hfile.BlockType-">shouldUseHeap</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/io/hfile/BlockType.html" title="enum in org.apache.hadoop.hbase.io.hfile">BlockType</a>&nbsp;expectedBlockType)</code>
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 <tr id="i42" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#toString--">toString</a></span>()</code>&nbsp;</td>
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 <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#toStringFirstKey--">toStringFirstKey</a></span>()</code>&nbsp;</td>
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 <tr id="i44" class="altColor">
 <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#toStringLastKey--">toStringLastKey</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i45" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.html#unbufferStream--">unbufferStream</a></span>()</code>
 <div class="block">To close the stream's socket.</div>
 </td>
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 <tr id="i46" class="altColor">
 <td class="colFirst"><code>private void</code></td>
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 <div class="block">Compares the actual type of a block retrieved from cache or disk with its
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 <h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
 <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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 <dd><code>expectedBlockType</code> - the block type we are expecting to read with this read operation,
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 <div class="block">To close the stream's socket. Note: This can be concurrently called from multiple threads and
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