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<div class="subTitle">org.apache.hadoop.hbase.master.cleaner</div>
<h2 title="Class TestCleanerChore" class="title">Class TestCleanerChore</h2>
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<pre>public class <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.52">TestCleanerChore</a>
extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<tr class="altColor">
<td class="colFirst"><code>private static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.AllValidPaths.html" title="class in org.apache.hadoop.hbase.master.cleaner">TestCleanerChore.AllValidPaths</a></span></code>&nbsp;</td>
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<tr class="rowColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.AlwaysDelete.html" title="class in org.apache.hadoop.hbase.master.cleaner">TestCleanerChore.AlwaysDelete</a></span></code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.NeverDelete.html" title="class in org.apache.hadoop.hbase.master.cleaner">TestCleanerChore.NeverDelete</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/hbase/HBaseClassTestRule.html" title="class in org.apache.hadoop.hbase">HBaseClassTestRule</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#CLASS_RULE">CLASS_RULE</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>private static org.slf4j.Logger</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#LOG">LOG</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>private static org.apache.hadoop.hbase.master.cleaner.DirScanPool</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#POOL">POOL</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>private static <a href="../../../../../../org/apache/hadoop/hbase/HBaseTestingUtility.html" title="class in org.apache.hadoop.hbase">HBaseTestingUtility</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#UTIL">UTIL</a></span></code>&nbsp;</td>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#TestCleanerChore--">TestCleanerChore</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#cleanup--">cleanup</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#createFiles-org.apache.hadoop.fs.FileSystem-org.apache.hadoop.fs.Path-int-">createFiles</a></span>(org.apache.hadoop.fs.FileSystem&nbsp;fs,
org.apache.hadoop.fs.Path&nbsp;parentDir,
int&nbsp;numOfFiles)</code>&nbsp;</td>
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<tr id="i2" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#retriesIOExceptionInStatus--">retriesIOExceptionInStatus</a></span>()</code>&nbsp;</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#setup--">setup</a></span>()</code>&nbsp;</td>
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<tr id="i4" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testCleanerDoesNotDeleteDirectoryWithLateAddedFiles--">testCleanerDoesNotDeleteDirectoryWithLateAddedFiles</a></span>()</code>
<div class="block">While cleaning a directory, all the files in the directory may be deleted, but there may be
another file added, in which case the directory shouldn't be deleted.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testDeleteFileWithCleanerDisabled--">testDeleteFileWithCleanerDisabled</a></span>()</code>&nbsp;</td>
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<tr id="i6" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testDeleteFileWithCleanerEnabled--">testDeleteFileWithCleanerEnabled</a></span>()</code>&nbsp;</td>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testDeletesEmptyDirectories--">testDeletesEmptyDirectories</a></span>()</code>&nbsp;</td>
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<tr id="i8" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testDoesNotCheckDirectories--">testDoesNotCheckDirectories</a></span>()</code>
<div class="block">Test to make sure that we don't attempt to ask the delegate whether or not we should preserve a
directory.</div>
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</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testMinimumNumberOfThreads--">testMinimumNumberOfThreads</a></span>()</code>&nbsp;</td>
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<tr id="i10" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testNoExceptionFromDirectoryWithRacyChildren--">testNoExceptionFromDirectoryWithRacyChildren</a></span>()</code>
<div class="block">The cleaner runs in a loop, where it first checks to see all the files under a directory can be
deleted.</div>
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<tr id="i11" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testOnConfigurationChange--">testOnConfigurationChange</a></span>()</code>&nbsp;</td>
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<tr id="i12" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testSavesFilesOnRequest--">testSavesFilesOnRequest</a></span>()</code>&nbsp;</td>
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<tr id="i13" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#testStoppedCleanerDoesNotDeleteFiles--">testStoppedCleanerDoesNotDeleteFiles</a></span>()</code>&nbsp;</td>
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<pre>public static final&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/HBaseClassTestRule.html" title="class in org.apache.hadoop.hbase">HBaseClassTestRule</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.55">CLASS_RULE</a></pre>
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<pre>private static final&nbsp;org.slf4j.Logger <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.58">LOG</a></pre>
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<pre>private static final&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/HBaseTestingUtility.html" title="class in org.apache.hadoop.hbase">HBaseTestingUtility</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.59">UTIL</a></pre>
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<pre>private static&nbsp;org.apache.hadoop.hbase.master.cleaner.DirScanPool <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.60">POOL</a></pre>
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<pre>public&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.52">TestCleanerChore</a>()</pre>
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<pre>public static&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.63">setup</a>()</pre>
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<h4>cleanup</h4>
<pre>public static&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.68">cleanup</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.75">testSavesFilesOnRequest</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.103">retriesIOExceptionInStatus</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.150">testDeletesEmptyDirectories</a>()
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.192">testDoesNotCheckDirectories</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<div class="block">Test to make sure that we don't attempt to ask the delegate whether or not we should preserve a
directory.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code> - on failure</dd>
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<h4>testStoppedCleanerDoesNotDeleteFiles</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.224">testStoppedCleanerDoesNotDeleteFiles</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.256">testCleanerDoesNotDeleteDirectoryWithLateAddedFiles</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">While cleaning a directory, all the files in the directory may be deleted, but there may be
another file added, in which case the directory shouldn't be deleted.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - on failure</dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.311">testNoExceptionFromDirectoryWithRacyChildren</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<div class="block">The cleaner runs in a loop, where it first checks to see all the files under a directory can be
deleted. If they all can, then we try to delete the directory. However, a file may be added
that directory to after the original check. This ensures that we don't accidentally delete that
directory on and don't get spurious IOExceptions.
<p>
This was from HBASE-7465.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code> - on failure</dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.361">testDeleteFileWithCleanerEnabled</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.395">testDeleteFileWithCleanerDisabled</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.429">testOnConfigurationChange</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.473">testMinimumNumberOfThreads</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd>
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<pre>private&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/master/cleaner/TestCleanerChore.html#line.487">createFiles</a>(org.apache.hadoop.fs.FileSystem&nbsp;fs,
org.apache.hadoop.fs.Path&nbsp;parentDir,
int&nbsp;numOfFiles)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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