Google Git
Sign in
apache / hbase-site / 05f09846fe5f36ff6f94bde614eb29f7ef32cef8 / . / devapidocs / org / apache / hadoop / hbase / regionserver / AbstractMemStore.html
blob: d3c9c2cb99f8cae2ef971cece41c6eccd31aadff [file] [log] [blame]
<!DOCTYPE HTML>
<html lang="en">
<head>
<!-- Generated by javadoc (17) -->
<title>AbstractMemStore (Apache HBase 4.0.0-alpha-1-SNAPSHOT API)</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="description" content="declaration: package: org.apache.hadoop.hbase.regionserver, class: AbstractMemStore">
<meta name="generator" content="javadoc/ClassWriterImpl">
<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
<link rel="stylesheet" type="text/css" href="../../../../../script-dir/jquery-ui.min.css" title="Style">
<link rel="stylesheet" type="text/css" href="../../../../../jquery-ui.overrides.css" title="Style">
<script type="text/javascript" src="../../../../../script.js"></script>
<script type="text/javascript" src="../../../../../script-dir/jquery-3.6.1.min.js"></script>
<script type="text/javascript" src="../../../../../script-dir/jquery-ui.min.js"></script>
</head>
<body class="class-declaration-page">
<script type="text/javascript">var evenRowColor = "even-row-color";
var oddRowColor = "odd-row-color";
var tableTab = "table-tab";
var activeTableTab = "active-table-tab";
var pathtoroot = "../../../../../";
loadScripts(document, 'script');</script>
<noscript>
<div>JavaScript is disabled on your browser.</div>
</noscript>
<div class="flex-box">
<header role="banner" class="flex-header">
<nav role="navigation">
<!-- ========= START OF TOP NAVBAR ======= -->
<div class="top-nav" id="navbar-top">
<div class="skip-nav"><a href="#skip-navbar-top" title="Skip navigation links">Skip navigation links</a></div>
<ul id="navbar-top-firstrow" class="nav-list" title="Navigation">
<li><a href="../../../../../index.html">Overview</a></li>
<li><a href="package-summary.html">Package</a></li>
<li class="nav-bar-cell1-rev">Class</li>
<li><a href="class-use/AbstractMemStore.html">Use</a></li>
<li><a href="package-tree.html">Tree</a></li>
<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
<li><a href="../../../../../index-all.html">Index</a></li>
<li><a href="../../../../../help-doc.html#class">Help</a></li>
</ul>
</div>
<div class="sub-nav">
<div>
<ul class="sub-nav-list">
<li>Summary:&nbsp;</li>
<li>Nested&nbsp;|&nbsp;</li>
<li><a href="#field-summary">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor-summary">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method-summary">Method</a></li>
</ul>
<ul class="sub-nav-list">
<li>Detail:&nbsp;</li>
<li><a href="#field-detail">Field</a>&nbsp;|&nbsp;</li>
<li><a href="#constructor-detail">Constr</a>&nbsp;|&nbsp;</li>
<li><a href="#method-detail">Method</a></li>
</ul>
</div>
<div class="nav-list-search"><label for="search-input">SEARCH:</label>
<input type="text" id="search-input" value="search" disabled="disabled">
<input type="reset" id="reset-button" value="reset" disabled="disabled">
</div>
</div>
<!-- ========= END OF TOP NAVBAR ========= -->
<span class="skip-nav" id="skip-navbar-top"></span></nav>
</header>
<div class="flex-content">
<main role="main">
<!-- ======== START OF CLASS DATA ======== -->
<div class="header">
<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.hadoop.hbase.regionserver</a></div>
<h1 title="Class AbstractMemStore" class="title">Class AbstractMemStore</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance">org.apache.hadoop.hbase.regionserver.AbstractMemStore</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html" title="class or interface in java.io" class="external-link">Closeable</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html" title="class or interface in java.lang" class="external-link">AutoCloseable</a></code>, <code><a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></code></dd>
</dl>
<dl class="notes">
<dt>Direct Known Subclasses:</dt>
<dd><code><a href="CompactingMemStore.html" title="class in org.apache.hadoop.hbase.regionserver">CompactingMemStore</a></code>, <code><a href="DefaultMemStore.html" title="class in org.apache.hadoop.hbase.regionserver">DefaultMemStore</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="annotations">@Private
</span><span class="modifiers">public abstract class </span><span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-37">AbstractMemStore</a></span>
<span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>
implements <a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></span></div>
<div class="block">An abstract class, which implements the behaviour shared by all concrete memstore instances.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- =========== FIELD SUMMARY =========== -->
<li>
<section class="field-summary" id="field-summary">
<h2>Field Summary</h2>
<div class="caption"><span>Fields</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Field</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>private <a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a></code></div>
<div class="col-second even-row-color"><code><a href="#active" class="member-name-link">active</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private final <a href="../CellComparator.html" title="interface in org.apache.hadoop.hbase">CellComparator</a></code></div>
<div class="col-second odd-row-color"><code><a href="#comparator" class="member-name-link">comparator</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private final org.apache.hadoop.conf.Configuration</code></div>
<div class="col-second even-row-color"><code><a href="#conf" class="member-name-link">conf</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>static final long</code></div>
<div class="col-second odd-row-color"><code><a href="#DEEP_OVERHEAD" class="member-name-link">DEEP_OVERHEAD</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>static final long</code></div>
<div class="col-second even-row-color"><code><a href="#FIXED_OVERHEAD" class="member-name-link">FIXED_OVERHEAD</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private static final long</code></div>
<div class="col-second odd-row-color"><code><a href="#NO_SNAPSHOT_ID" class="member-name-link">NO_SNAPSHOT_ID</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>protected <a href="RegionServicesForStores.html" title="class in org.apache.hadoop.hbase.regionserver">RegionServicesForStores</a></code></div>
<div class="col-second even-row-color"><code><a href="#regionServices" class="member-name-link">regionServices</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>protected <a href="ImmutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">ImmutableSegment</a></code></div>
<div class="col-second odd-row-color"><code><a href="#snapshot" class="member-name-link">snapshot</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>protected long</code></div>
<div class="col-second even-row-color"><code><a href="#snapshotId" class="member-name-link">snapshotId</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private long</code></div>
<div class="col-second odd-row-color"><code><a href="#timeOfOldestEdit" class="member-name-link">timeOfOldestEdit</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<li>
<section class="constructor-summary" id="constructor-summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier</div>
<div class="table-header col-second">Constructor</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>protected </code></div>
<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(org.apache.hadoop.conf.Configuration,org.apache.hadoop.hbase.CellComparator,org.apache.hadoop.hbase.regionserver.RegionServicesForStores)" class="member-name-link">AbstractMemStore</a><wbr>(org.apache.hadoop.conf.Configuration&nbsp;conf,
<a href="../CellComparator.html" title="interface in org.apache.hadoop.hbase">CellComparator</a>&nbsp;c,
<a href="RegionServicesForStores.html" title="class in org.apache.hadoop.hbase.regionserver">RegionServicesForStores</a>&nbsp;regionServices)</code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
<li>
<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
<div id="method-summary-table">
<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
<div id="method-summary-table.tabpanel" role="tabpanel">
<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#add(java.lang.Iterable,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">add</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a>&lt;<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&gt;&nbsp;cells,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Write the updates</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#add(org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">add</a><wbr>(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Write an update</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#addToScanners(java.util.List,long,java.util.List)" class="member-name-link">addToScanners</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;? extends <a href="Segment.html" title="class in org.apache.hadoop.hbase.regionserver">Segment</a>&gt;&nbsp;segments,
long&nbsp;readPt,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="KeyValueScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">KeyValueScanner</a>&gt;&nbsp;scanners)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>protected static void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#addToScanners(org.apache.hadoop.hbase.regionserver.Segment,long,java.util.List)" class="member-name-link">addToScanners</a><wbr>(<a href="Segment.html" title="class in org.apache.hadoop.hbase.regionserver">Segment</a>&nbsp;segment,
long&nbsp;readPt,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="KeyValueScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">KeyValueScanner</a>&gt;&nbsp;scanners)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#clearSnapshot(long)" class="member-name-link">clearSnapshot</a><wbr>(long&nbsp;id)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">This method is protected under <code>HStore#lock</code> write lock,<br/>
and this method is used by <code>HStore#updateStorefiles</code> after flushing is completed.<br/>
The passed snapshot was successfully persisted; it can be let go.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#close()" class="member-name-link">close</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Close the memstore.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>private static <a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#deepCopyIfNeeded(org.apache.hadoop.hbase.ExtendedCell)" class="member-name-link">deepCopyIfNeeded</a><wbr>(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#doAdd(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">doAdd</a><wbr>(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#doAddOrUpsert(org.apache.hadoop.hbase.ExtendedCell,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing,boolean)" class="member-name-link">doAddOrUpsert</a><wbr>(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
long&nbsp;readpoint,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing,
boolean&nbsp;doAdd)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#doClearSnapShot()" class="member-name-link">doClearSnapShot</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#doUpsert(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">doUpsert</a><wbr>(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
long&nbsp;readpoint,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#dump(org.slf4j.Logger)" class="member-name-link">dump</a><wbr>(org.slf4j.Logger&nbsp;log)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>(package private) <a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getActive()" class="member-name-link">getActive</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="../CellComparator.html" title="interface in org.apache.hadoop.hbase">CellComparator</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getComparator()" class="member-name-link">getComparator</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected org.apache.hadoop.conf.Configuration</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getConfiguration()" class="member-name-link">getConfiguration</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getLowest(org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.ExtendedCell)" class="member-name-link">getLowest</a><wbr>(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;a,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;b)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns Return lowest of a or b or null if both a and b are null</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected <a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNextRow(org.apache.hadoop.hbase.ExtendedCell,java.util.NavigableSet)" class="member-name-link">getNextRow</a><wbr>(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;key,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/NavigableSet.html" title="class or interface in java.util" class="external-link">NavigableSet</a>&lt;<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&gt;&nbsp;set)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="Segment.html" title="class in org.apache.hadoop.hbase.regionserver">Segment</a>&gt;</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#getSegments()" class="member-name-link">getSegments</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Returns an ordered list of segments from most recent to oldest in memstore</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>(package private) <a href="ImmutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">ImmutableSegment</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getSnapshot()" class="member-name-link">getSnapshot</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="MemStoreSize.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSize</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getSnapshotSize()" class="member-name-link">getSnapshotSize</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Return the size of the snapshot(s) if any</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract long</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#heapSize()" class="member-name-link">heapSize</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#internalAdd(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,boolean,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">internalAdd</a><wbr>(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;toAdd,
boolean&nbsp;mslabUsed,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Internal version of add() that doesn't clone Cells with the allocator, and doesn't take the
lock.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract long</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#keySize()" class="member-name-link">keySize</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Returns The total size of cells in this memstore.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private <a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#maybeCloneWithAllocator(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,boolean)" class="member-name-link">maybeCloneWithAllocator</a><wbr>(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
boolean&nbsp;forceCloneOfBigCell)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">If the segment has a memory allocator the cell is being cloned to this space, and returned;
Otherwise the given cell is returned When a cell's size is too big (bigger than maxAlloc), it
is not allocated on MSLAB.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#postUpdate(org.apache.hadoop.hbase.regionserver.MutableSegment)" class="member-name-link">postUpdate</a><wbr>(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Issue any post update synchronization and tests</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#preUpdate(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">preUpdate</a><wbr>(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Issue any synchronization and test needed before applying the update</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#resetActive()" class="member-name-link">resetActive</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#resetTimeOfOldestEdit()" class="member-name-link">resetTimeOfOldestEdit</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#setOldestEditTimeToNow()" class="member-name-link">setOldestEditTimeToNow</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>protected abstract boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#sizeAddedPreOperation()" class="member-name-link">sizeAddedPreOperation</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>long</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#timeOfOldestEdit()" class="member-name-link">timeOfOldestEdit</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns Oldest timestamp of all the Cells in the MemStore</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#toString()" class="member-name-link">toString</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>abstract void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#updateLowestUnflushedSequenceIdInWAL(boolean)" class="member-name-link">updateLowestUnflushedSequenceIdInWAL</a><wbr>(boolean&nbsp;onlyIfMoreRecent)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Updates the wal with the lowest sequence id (oldest entry) that is still in memory</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#upsert(java.lang.Iterable,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">upsert</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a>&lt;<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&gt;&nbsp;cells,
long&nbsp;readpoint,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Update or insert the specified cells.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#upsert(org.apache.hadoop.hbase.ExtendedCell,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)" class="member-name-link">upsert</a><wbr>(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
long&nbsp;readpoint,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.hadoop.hbase.regionserver.MemStore">Methods inherited from interface&nbsp;org.apache.hadoop.hbase.regionserver.<a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></h3>
<code><a href="MemStore.html#getFlushableSize()">getFlushableSize</a>, <a href="MemStore.html#getScanners(long)">getScanners</a>, <a href="MemStore.html#isSloppy()">isSloppy</a>, <a href="MemStore.html#preFlushSeqIDEstimation()">preFlushSeqIDEstimation</a>, <a href="MemStore.html#size()">size</a>, <a href="MemStore.html#snapshot()">snapshot</a>, <a href="MemStore.html#startReplayingFromWAL()">startReplayingFromWAL</a>, <a href="MemStore.html#stopReplayingFromWAL()">stopReplayingFromWAL</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ FIELD DETAIL =========== -->
<li>
<section class="field-details" id="field-detail">
<h2>Field Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="NO_SNAPSHOT_ID">
<h3>NO_SNAPSHOT_ID</h3>
<div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-40">NO_SNAPSHOT_ID</a></span></div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../../constant-values.html#org.apache.hadoop.hbase.regionserver.AbstractMemStore.NO_SNAPSHOT_ID">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="conf">
<h3>conf</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type">org.apache.hadoop.conf.Configuration</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-42">conf</a></span></div>
</section>
</li>
<li>
<section class="detail" id="comparator">
<h3>comparator</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type"><a href="../CellComparator.html" title="interface in org.apache.hadoop.hbase">CellComparator</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-43">comparator</a></span></div>
</section>
</li>
<li>
<section class="detail" id="active">
<h3>active</h3>
<div class="member-signature"><span class="modifiers">private volatile</span>&nbsp;<span class="return-type"><a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-46">active</a></span></div>
</section>
</li>
<li>
<section class="detail" id="snapshot">
<h3>snapshot</h3>
<div class="member-signature"><span class="modifiers">protected volatile</span>&nbsp;<span class="return-type"><a href="ImmutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">ImmutableSegment</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-48">snapshot</a></span></div>
</section>
</li>
<li>
<section class="detail" id="snapshotId">
<h3>snapshotId</h3>
<div class="member-signature"><span class="modifiers">protected volatile</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-49">snapshotId</a></span></div>
</section>
</li>
<li>
<section class="detail" id="timeOfOldestEdit">
<h3>timeOfOldestEdit</h3>
<div class="member-signature"><span class="modifiers">private volatile</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-51">timeOfOldestEdit</a></span></div>
</section>
</li>
<li>
<section class="detail" id="regionServices">
<h3>regionServices</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="RegionServicesForStores.html" title="class in org.apache.hadoop.hbase.regionserver">RegionServicesForStores</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-53">regionServices</a></span></div>
</section>
</li>
<li>
<section class="detail" id="FIXED_OVERHEAD">
<h3>FIXED_OVERHEAD</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-56">FIXED_OVERHEAD</a></span></div>
</section>
</li>
<li>
<section class="detail" id="DEEP_OVERHEAD">
<h3>DEEP_OVERHEAD</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-61">DEEP_OVERHEAD</a></span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<li>
<section class="constructor-details" id="constructor-detail">
<h2>Constructor Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="&lt;init&gt;(org.apache.hadoop.conf.Configuration,org.apache.hadoop.hbase.CellComparator,org.apache.hadoop.hbase.regionserver.RegionServicesForStores)">
<h3>AbstractMemStore</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-77">AbstractMemStore</a></span><wbr><span class="parameters">(org.apache.hadoop.conf.Configuration&nbsp;conf,
<a href="../CellComparator.html" title="interface in org.apache.hadoop.hbase">CellComparator</a>&nbsp;c,
<a href="RegionServicesForStores.html" title="class in org.apache.hadoop.hbase.regionserver">RegionServicesForStores</a>&nbsp;regionServices)</span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="addToScanners(java.util.List,long,java.util.List)">
<h3>addToScanners</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-63">addToScanners</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;? extends <a href="Segment.html" title="class in org.apache.hadoop.hbase.regionserver">Segment</a>&gt;&nbsp;segments,
long&nbsp;readPt,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="KeyValueScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">KeyValueScanner</a>&gt;&nbsp;scanners)</span></div>
</section>
</li>
<li>
<section class="detail" id="addToScanners(org.apache.hadoop.hbase.regionserver.Segment,long,java.util.List)">
<h3>addToScanners</h3>
<div class="member-signature"><span class="modifiers">protected static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-70">addToScanners</a></span><wbr><span class="parameters">(<a href="Segment.html" title="class in org.apache.hadoop.hbase.regionserver">Segment</a>&nbsp;segment,
long&nbsp;readPt,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="KeyValueScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">KeyValueScanner</a>&gt;&nbsp;scanners)</span></div>
</section>
</li>
<li>
<section class="detail" id="resetActive()">
<h3>resetActive</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-88">resetActive</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="resetTimeOfOldestEdit()">
<h3>resetTimeOfOldestEdit</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-101">resetTimeOfOldestEdit</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="updateLowestUnflushedSequenceIdInWAL(boolean)">
<h3>updateLowestUnflushedSequenceIdInWAL</h3>
<div class="member-signature"><span class="modifiers">public abstract</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-110">updateLowestUnflushedSequenceIdInWAL</a></span><wbr><span class="parameters">(boolean&nbsp;onlyIfMoreRecent)</span></div>
<div class="block">Updates the wal with the lowest sequence id (oldest entry) that is still in memory</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>onlyIfMoreRecent</code> - a flag that marks whether to update the sequence id no matter what or
only if it is greater than the previous sequence id</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="add(java.lang.Iterable,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">
<h3>add</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-112">add</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a>&lt;<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&gt;&nbsp;cells,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="MemStore.html#add(java.lang.Iterable,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">MemStore</a></code></span></div>
<div class="block">Write the updates</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="MemStore.html#add(java.lang.Iterable,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">add</a></code>&nbsp;in interface&nbsp;<code><a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></code></dd>
<dd><code>memstoreSizing</code> - The delta in memstore size will be passed back via this. This will
include both data size and heap overhead delta.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="add(org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">
<h3>add</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-119">add</a></span><wbr><span class="parameters">(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="MemStore.html#add(org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">MemStore</a></code></span></div>
<div class="block">Write an update</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="MemStore.html#add(org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">add</a></code>&nbsp;in interface&nbsp;<code><a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></code></dd>
<dd><code>memstoreSizing</code> - The delta in memstore size will be passed back via this. This will
include both data size and heap overhead delta.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="upsert(org.apache.hadoop.hbase.ExtendedCell,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">
<h3>upsert</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-133">upsert</a></span><wbr><span class="parameters">(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
long&nbsp;readpoint,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</span></div>
</section>
</li>
<li>
<section class="detail" id="doAddOrUpsert(org.apache.hadoop.hbase.ExtendedCell,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing,boolean)">
<h3>doAddOrUpsert</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-137">doAddOrUpsert</a></span><wbr><span class="parameters">(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
long&nbsp;readpoint,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing,
boolean&nbsp;doAdd)</span></div>
</section>
</li>
<li>
<section class="detail" id="doAdd(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">
<h3>doAdd</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-155">doAdd</a></span><wbr><span class="parameters">(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</span></div>
</section>
</li>
<li>
<section class="detail" id="doUpsert(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">
<h3>doUpsert</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-174">doUpsert</a></span><wbr><span class="parameters">(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
long&nbsp;readpoint,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</span></div>
</section>
</li>
<li>
<section class="detail" id="preUpdate(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">
<h3>preUpdate</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-198">preUpdate</a></span><wbr><span class="parameters">(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</span></div>
<div class="block">Issue any synchronization and test needed before applying the update</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>currentActive</code> - the segment to be updated</dd>
<dd><code>cell</code> - the cell to be added</dd>
<dd><code>memstoreSizing</code> - object to accumulate region size changes</dd>
<dt>Returns:</dt>
<dd>true iff can proceed with applying the update</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="postUpdate(org.apache.hadoop.hbase.regionserver.MutableSegment)">
<h3>postUpdate</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-205">postUpdate</a></span><wbr><span class="parameters">(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive)</span></div>
<div class="block">Issue any post update synchronization and tests</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>currentActive</code> - updated segment</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="deepCopyIfNeeded(org.apache.hadoop.hbase.ExtendedCell)">
<h3>deepCopyIfNeeded</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type"><a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-207">deepCopyIfNeeded</a></span><wbr><span class="parameters">(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell)</span></div>
</section>
</li>
<li>
<section class="detail" id="upsert(java.lang.Iterable,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">
<h3>upsert</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-211">upsert</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Iterable.html" title="class or interface in java.lang" class="external-link">Iterable</a>&lt;<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&gt;&nbsp;cells,
long&nbsp;readpoint,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="MemStore.html#upsert(java.lang.Iterable,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">MemStore</a></code></span></div>
<div class="block">Update or insert the specified cells.
<p>
For each Cell, insert into MemStore. This will atomically upsert the value for that
row/family/qualifier. If a Cell did already exist, it will then be removed.
<p>
Currently the memstoreTS is kept at 0 so as each insert happens, it will be immediately
visible. May want to change this so it is atomic across all KeyValues.
<p>
This is called under row lock, so Get operations will still see updates atomically. Scans will
only see each KeyValue update as atomic.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="MemStore.html#upsert(java.lang.Iterable,long,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">upsert</a></code>&nbsp;in interface&nbsp;<code><a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></code></dd>
<dd><code>readpoint</code> - readpoint below which we can safely remove duplicate Cells.</dd>
<dd><code>memstoreSizing</code> - The delta in memstore size will be passed back via this. This will
include both data size and heap overhead delta.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="timeOfOldestEdit()">
<h3>timeOfOldestEdit</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-219">timeOfOldestEdit</a></span>()</div>
<div class="block">Returns Oldest timestamp of all the Cells in the MemStore</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="MemStore.html#timeOfOldestEdit()">timeOfOldestEdit</a></code>&nbsp;in interface&nbsp;<code><a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="clearSnapshot(long)">
<h3>clearSnapshot</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-231">clearSnapshot</a></span><wbr><span class="parameters">(long&nbsp;id)</span>
throws <span class="exceptions"><a href="../exceptions/UnexpectedStateException.html" title="class in org.apache.hadoop.hbase.exceptions">UnexpectedStateException</a></span></div>
<div class="block">This method is protected under <code>HStore#lock</code> write lock,<br/>
and this method is used by <code>HStore#updateStorefiles</code> after flushing is completed.<br/>
The passed snapshot was successfully persisted; it can be let go.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="MemStore.html#clearSnapshot(long)">clearSnapshot</a></code>&nbsp;in interface&nbsp;<code><a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></code></dd>
<dt>Parameters:</dt>
<dd><code>id</code> - Id of the snapshot to clean out.</dd>
<dt>Throws:</dt>
<dd><code><a href="../exceptions/UnexpectedStateException.html" title="class in org.apache.hadoop.hbase.exceptions">UnexpectedStateException</a></code></dd>
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="MemStore.html#snapshot()"><code>MemStore.snapshot()</code></a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="doClearSnapShot()">
<h3>doClearSnapShot</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-243">doClearSnapShot</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getSnapshotSize()">
<h3>getSnapshotSize</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="MemStoreSize.html" title="class in org.apache.hadoop.hbase.regionserver">MemStoreSize</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-252">getSnapshotSize</a></span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="MemStore.html#getSnapshotSize()">MemStore</a></code></span></div>
<div class="block">Return the size of the snapshot(s) if any</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="MemStore.html#getSnapshotSize()">getSnapshotSize</a></code>&nbsp;in interface&nbsp;<code><a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></code></dd>
<dt>Returns:</dt>
<dd>size of the memstore snapshot</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="toString()">
<h3>toString</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-257">toString</a></span>()</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a></code>&nbsp;in class&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getConfiguration()">
<h3>getConfiguration</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">org.apache.hadoop.conf.Configuration</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-272">getConfiguration</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="dump(org.slf4j.Logger)">
<h3>dump</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-276">dump</a></span><wbr><span class="parameters">(org.slf4j.Logger&nbsp;log)</span></div>
</section>
</li>
<li>
<section class="detail" id="getLowest(org.apache.hadoop.hbase.ExtendedCell,org.apache.hadoop.hbase.ExtendedCell)">
<h3>getLowest</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-282">getLowest</a></span><wbr><span class="parameters">(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;a,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;b)</span></div>
<div class="block">Returns Return lowest of a or b or null if both a and b are null</div>
</section>
</li>
<li>
<section class="detail" id="getNextRow(org.apache.hadoop.hbase.ExtendedCell,java.util.NavigableSet)">
<h3>getNextRow</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-298">getNextRow</a></span><wbr><span class="parameters">(<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;key,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/NavigableSet.html" title="class or interface in java.util" class="external-link">NavigableSet</a>&lt;<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&gt;&nbsp;set)</span></div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>key</code> - Find row that follows this one. If null, return first.</dd>
<dd><code>set</code> - Set to look in for a row beyond <code>row</code>.</dd>
<dt>Returns:</dt>
<dd>Next row or null if none found. If one found, will be a new KeyValue -- can be
destroyed by subsequent calls to this method.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="maybeCloneWithAllocator(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,boolean)">
<h3>maybeCloneWithAllocator</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type"><a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-324">maybeCloneWithAllocator</a></span><wbr><span class="parameters">(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;cell,
boolean&nbsp;forceCloneOfBigCell)</span></div>
<div class="block">If the segment has a memory allocator the cell is being cloned to this space, and returned;
Otherwise the given cell is returned When a cell's size is too big (bigger than maxAlloc), it
is not allocated on MSLAB. Since the process of flattening to CellChunkMap assumes that all
cells are allocated on MSLAB, during this process, the input parameter forceCloneOfBigCell is
set to 'true' and the cell is copied into MSLAB.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>cell</code> - the cell to clone</dd>
<dd><code>forceCloneOfBigCell</code> - true only during the process of flattening to CellChunkMap.</dd>
<dt>Returns:</dt>
<dd>either the given cell or its clone</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="internalAdd(org.apache.hadoop.hbase.regionserver.MutableSegment,org.apache.hadoop.hbase.ExtendedCell,boolean,org.apache.hadoop.hbase.regionserver.MemStoreSizing)">
<h3>internalAdd</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-336">internalAdd</a></span><wbr><span class="parameters">(<a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a>&nbsp;currentActive,
<a href="../ExtendedCell.html" title="interface in org.apache.hadoop.hbase">ExtendedCell</a>&nbsp;toAdd,
boolean&nbsp;mslabUsed,
<a href="MemStoreSizing.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStoreSizing</a>&nbsp;memstoreSizing)</span></div>
<div class="block">Internal version of add() that doesn't clone Cells with the allocator, and doesn't take the
lock. Callers should ensure they already have the read lock taken</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>toAdd</code> - the cell to add</dd>
<dd><code>mslabUsed</code> - whether using MSLAB</dd>
<dd><code>memstoreSizing</code> - object to accumulate changed size</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="sizeAddedPreOperation()">
<h3>sizeAddedPreOperation</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-343">sizeAddedPreOperation</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="setOldestEditTimeToNow()">
<h3>setOldestEditTimeToNow</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-345">setOldestEditTimeToNow</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="keySize()">
<h3>keySize</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-354">keySize</a></span>()</div>
<div class="block">Returns The total size of cells in this memstore. We will not consider cells in the snapshot</div>
</section>
</li>
<li>
<section class="detail" id="heapSize()">
<h3>heapSize</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type">long</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-360">heapSize</a></span>()</div>
<dl class="notes">
<dt>Returns:</dt>
<dd>The total heap size of cells in this memstore. We will not consider cells in the
snapshot</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getComparator()">
<h3>getComparator</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type"><a href="../CellComparator.html" title="interface in org.apache.hadoop.hbase">CellComparator</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-362">getComparator</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getActive()">
<h3>getActive</h3>
<div class="member-signature"><span class="return-type"><a href="MutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">MutableSegment</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-366">getActive</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getSnapshot()">
<h3>getSnapshot</h3>
<div class="member-signature"><span class="return-type"><a href="ImmutableSegment.html" title="class in org.apache.hadoop.hbase.regionserver">ImmutableSegment</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-370">getSnapshot</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="close()">
<h3>close</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-374">close</a></span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from interface:&nbsp;<code><a href="MemStore.html#close()">MemStore</a></code></span></div>
<div class="block">Close the memstore.
<p>
Usually this should only be called when there is nothing in the memstore, unless we are going
to abort ourselves.
<p>
For normal cases, this method is only used to fix the reference counting, see HBASE-27941.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html#close()" title="class or interface in java.lang" class="external-link">close</a></code>&nbsp;in interface&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html" title="class or interface in java.lang" class="external-link">AutoCloseable</a></code></dd>
<dt>Specified by:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html#close()" title="class or interface in java.io" class="external-link">close</a></code>&nbsp;in interface&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html" title="class or interface in java.io" class="external-link">Closeable</a></code></dd>
<dt>Specified by:</dt>
<dd><code><a href="MemStore.html#close()">close</a></code>&nbsp;in interface&nbsp;<code><a href="MemStore.html" title="interface in org.apache.hadoop.hbase.regionserver">MemStore</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getSegments()">
<h3>getSegments</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a>&lt;<a href="Segment.html" title="class in org.apache.hadoop.hbase.regionserver">Segment</a>&gt;</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/AbstractMemStore.html#line-384">getSegments</a></span>()
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block">Returns an ordered list of segments from most recent to oldest in memstore</div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
<!-- ========= END OF CLASS DATA ========= -->
</main>
<footer role="contentinfo">
<hr>
<p class="legal-copy"><small>Copyright &#169; 2007&#x2013;2020 <a href="https://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p>
</footer>
</div>
</div>
</body>
</html>