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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.hadoop.hbase.wal</a></div>
<h1 title="Class TestParsePartialWALFile" class="title">Class TestParsePartialWALFile</h1>
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<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.wal.TestParsePartialWALFile</div>
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<div class="type-signature"><span class="modifiers">public class </span><span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-69">TestParsePartialWALFile</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></span></div>
<div class="block">In this test, we write a small WAL file first, and then generate partial WAL file which length is
in range [0, fileLength)(we test all the possible length in the range), to see if we can
successfully get the completed entries, and also get an EOF at the end.
<p/>
It is very important to make sure 3 things:
<ul>
<li>We do not get incorrect entries. Otherwise there will be data corruption.</li>
<li>We can get all the completed entries, i.e, we do not miss some data. Otherwise there will be
data loss.</li>
<li>We will get an EOF finally, instead of a general IOException. Otherwise the split or
replication will be stuck.</li>
</ul></div>
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<div class="col-first even-row-color"><code>static final <a href="../HBaseClassTestRule.html" title="class in org.apache.hadoop.hbase">HBaseClassTestRule</a></code></div>
<div class="col-second even-row-color"><code><a href="#CLASS_RULE" class="member-name-link">CLASS_RULE</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private static byte[]</code></div>
<div class="col-second odd-row-color"><code><a href="#FAMILY" class="member-name-link">FAMILY</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private static org.apache.hadoop.fs.FileSystem</code></div>
<div class="col-second even-row-color"><code><a href="#FS" class="member-name-link">FS</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private static byte[]</code></div>
<div class="col-second odd-row-color"><code><a href="#QUAL" class="member-name-link">QUAL</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private static org.apache.hadoop.hbase.client.RegionInfo</code></div>
<div class="col-second even-row-color"><code><a href="#RI" class="member-name-link">RI</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private static byte[]</code></div>
<div class="col-second odd-row-color"><code><a href="#ROW" class="member-name-link">ROW</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private static org.apache.hadoop.hbase.TableName</code></div>
<div class="col-second even-row-color"><code><a href="#TN" class="member-name-link">TN</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private static final <a href="../HBaseCommonTestingUtil.html" title="class in org.apache.hadoop.hbase">HBaseCommonTestingUtil</a></code></div>
<div class="col-second odd-row-color"><code><a href="#UTIL" class="member-name-link">UTIL</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private static byte[]</code></div>
<div class="col-second even-row-color"><code><a href="#VALUE" class="member-name-link">VALUE</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
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<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E()" class="member-name-link">TestParsePartialWALFile</a>()</code></div>
<div class="col-last even-row-color">&nbsp;</div>
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<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="#assertEntryEquals(org.apache.hadoop.hbase.wal.WAL.Entry,int)" class="member-name-link">assertEntryEquals</a><wbr>(org.apache.hadoop.hbase.wal.WAL.Entry&nbsp;entry,
int&nbsp;index)</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>private org.apache.hadoop.fs.Path</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#generateBrokenWALFile(byte%5B%5D,int)" class="member-name-link">generateBrokenWALFile</a><wbr>(byte[]&nbsp;content,
int&nbsp;length)</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-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="#setUp()" class="member-name-link">setUp</a>()</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>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="#tearDown()" class="member-name-link">tearDown</a>()</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="#testPartialParse()" class="member-name-link">testPartialParse</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>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="#testReadEntry(org.apache.hadoop.fs.Path,int)" class="member-name-link">testReadEntry</a><wbr>(org.apache.hadoop.fs.Path&nbsp;file,
int&nbsp;entryCount)</code></div>
<div class="col-last odd-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#toString()" title="class or interface in java.lang" class="external-link">toString</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>
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<h2>Field Details</h2>
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<li>
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<h3>CLASS_RULE</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="../HBaseClassTestRule.html" title="class in org.apache.hadoop.hbase">HBaseClassTestRule</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-72">CLASS_RULE</a></span></div>
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<section class="detail" id="UTIL">
<h3>UTIL</h3>
<div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type"><a href="../HBaseCommonTestingUtil.html" title="class in org.apache.hadoop.hbase">HBaseCommonTestingUtil</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-76">UTIL</a></span></div>
</section>
</li>
<li>
<section class="detail" id="FS">
<h3>FS</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">org.apache.hadoop.fs.FileSystem</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-78">FS</a></span></div>
</section>
</li>
<li>
<section class="detail" id="TN">
<h3>TN</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">org.apache.hadoop.hbase.TableName</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-80">TN</a></span></div>
</section>
</li>
<li>
<section class="detail" id="RI">
<h3>RI</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">org.apache.hadoop.hbase.client.RegionInfo</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-81">RI</a></span></div>
</section>
</li>
<li>
<section class="detail" id="ROW">
<h3>ROW</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-82">ROW</a></span></div>
</section>
</li>
<li>
<section class="detail" id="FAMILY">
<h3>FAMILY</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-83">FAMILY</a></span></div>
</section>
</li>
<li>
<section class="detail" id="QUAL">
<h3>QUAL</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-84">QUAL</a></span></div>
</section>
</li>
<li>
<section class="detail" id="VALUE">
<h3>VALUE</h3>
<div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">byte[]</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-85">VALUE</a></span></div>
</section>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<h2>Constructor Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="&lt;init&gt;()">
<h3>TestParsePartialWALFile</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-70">TestParsePartialWALFile</a></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="setUp()">
<h3>setUp</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/wal/TestParsePartialWALFile.html#line-87">setUp</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>
<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>
<li>
<section class="detail" id="tearDown()">
<h3>tearDown</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/wal/TestParsePartialWALFile.html#line-96">tearDown</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="generateBrokenWALFile(byte[],int)">
<h3>generateBrokenWALFile</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">org.apache.hadoop.fs.Path</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/wal/TestParsePartialWALFile.html#line-101">generateBrokenWALFile</a></span><wbr><span class="parameters">(byte[]&nbsp;content,
int&nbsp;length)</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>
<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>
<li>
<section class="detail" id="assertEntryEquals(org.apache.hadoop.hbase.wal.WAL.Entry,int)">
<h3>assertEntryEquals</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/wal/TestParsePartialWALFile.html#line-109">assertEntryEquals</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.wal.WAL.Entry&nbsp;entry,
int&nbsp;index)</span></div>
</section>
</li>
<li>
<section class="detail" id="testReadEntry(org.apache.hadoop.fs.Path,int)">
<h3>testReadEntry</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/wal/TestParsePartialWALFile.html#line-127">testReadEntry</a></span><wbr><span class="parameters">(org.apache.hadoop.fs.Path&nbsp;file,
int&nbsp;entryCount)</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>
<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>
<li>
<section class="detail" id="testPartialParse()">
<h3>testPartialParse</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/wal/TestParsePartialWALFile.html#line-147">testPartialParse</a></span>()
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Exception.html" title="class or interface in java.lang" class="external-link">Exception</a></code></dd>
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