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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.hadoop.hbase.regionserver</a></div> |
| <h1 title="Class DefaultStoreEngine.DefaultCompactionContext" class="title">Class DefaultStoreEngine.DefaultCompactionContext</h1> |
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| <div class="inheritance"><a href="compactions/CompactionContext.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">org.apache.hadoop.hbase.regionserver.compactions.CompactionContext</a> |
| <div class="inheritance">org.apache.hadoop.hbase.regionserver.DefaultStoreEngine.DefaultCompactionContext</div> |
| </div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>Enclosing class:</dt> |
| <dd><a href="DefaultStoreEngine.html" title="class in org.apache.hadoop.hbase.regionserver">DefaultStoreEngine</a></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">private class </span><span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/DefaultStoreEngine.html#line-110">DefaultStoreEngine.DefaultCompactionContext</a></span> |
| <span class="extends-implements">extends <a href="compactions/CompactionContext.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionContext</a></span></div> |
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| <h2>Field Summary</h2> |
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| <h3 id="fields-inherited-from-class-org.apache.hadoop.hbase.regionserver.compactions.CompactionContext">Fields inherited from class org.apache.hadoop.hbase.regionserver.compactions.<a href="compactions/CompactionContext.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionContext</a></h3> |
| <code><a href="compactions/CompactionContext.html#request">request</a></code></div> |
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| <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>private </code></div> |
| <div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E()" class="member-name-link">DefaultCompactionContext</a>()</code></div> |
| <div class="col-last even-row-color"> </div> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method-summary"> |
| <h2>Method Summary</h2> |
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| <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><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><org.apache.hadoop.fs.Path></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#compact(org.apache.hadoop.hbase.regionserver.throttle.ThroughputController,org.apache.hadoop.hbase.security.User)" class="member-name-link">compact</a><wbr>(<a href="throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a> throughputController, |
| <a href="../security/User.html" title="class in org.apache.hadoop.hbase.security">User</a> user)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </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/util/List.html" title="class or interface in java.util" class="external-link">List</a><<a href="HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#preSelect(java.util.List)" class="member-name-link">preSelect</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><<a href="HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>> filesCompacting)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Called before coprocessor preCompactSelection and should filter the candidates for coprocessor; |
| i.e.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#select(java.util.List,boolean,boolean,boolean)" class="member-name-link">select</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><<a href="HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>> filesCompacting, |
| boolean isUserCompaction, |
| boolean mayUseOffPeak, |
| boolean forceMajor)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Called to select files for compaction.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-org.apache.hadoop.hbase.regionserver.compactions.CompactionContext">Methods inherited from class org.apache.hadoop.hbase.regionserver.compactions.<a href="compactions/CompactionContext.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionContext</a></h3> |
| <code><a href="compactions/CompactionContext.html#forceSelect(org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl)">forceSelect</a>, <a href="compactions/CompactionContext.html#getRequest()">getRequest</a>, <a href="compactions/CompactionContext.html#hasSelection()">hasSelection</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class 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> |
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| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <li> |
| <section class="constructor-details" id="constructor-detail"> |
| <h2>Constructor Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="<init>()"> |
| <h3>DefaultCompactionContext</h3> |
| <div class="member-signature"><span class="modifiers">private</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/DefaultStoreEngine.DefaultCompactionContext.html#line-110">DefaultCompactionContext</a></span>()</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
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| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="select(java.util.List,boolean,boolean,boolean)"> |
| <h3>select</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">boolean</span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/DefaultStoreEngine.DefaultCompactionContext.html#line-111">select</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><<a href="HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>> filesCompacting, |
| boolean isUserCompaction, |
| boolean mayUseOffPeak, |
| boolean forceMajor)</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"><span class="descfrm-type-label">Description copied from class: <code><a href="compactions/CompactionContext.html#select(java.util.List,boolean,boolean,boolean)">CompactionContext</a></code></span></div> |
| <div class="block">Called to select files for compaction. Must fill in the request field if successful.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="compactions/CompactionContext.html#select(java.util.List,boolean,boolean,boolean)">select</a></code> in class <code><a href="compactions/CompactionContext.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionContext</a></code></dd> |
| <dt>Parameters:</dt> |
| <dd><code>filesCompacting</code> - Files currently being compacted by other compactions.</dd> |
| <dd><code>isUserCompaction</code> - Whether this is a user compaction.</dd> |
| <dd><code>mayUseOffPeak</code> - Whether the underlying policy may assume it's off-peak hours.</dd> |
| <dd><code>forceMajor</code> - Whether to force major compaction.</dd> |
| <dt>Returns:</dt> |
| <dd>Whether the selection succeeded. Selection may be empty and lead to no compaction.</dd> |
| <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="compact(org.apache.hadoop.hbase.regionserver.throttle.ThroughputController,org.apache.hadoop.hbase.security.User)"> |
| <h3>compact</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <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><org.apache.hadoop.fs.Path></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/DefaultStoreEngine.DefaultCompactionContext.html#line-119">compact</a></span><wbr><span class="parameters">(<a href="throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a> throughputController, |
| <a href="../security/User.html" title="class in org.apache.hadoop.hbase.security">User</a> user)</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>Specified by:</dt> |
| <dd><code><a href="compactions/CompactionContext.html#compact(org.apache.hadoop.hbase.regionserver.throttle.ThroughputController,org.apache.hadoop.hbase.security.User)">compact</a></code> in class <code><a href="compactions/CompactionContext.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionContext</a></code></dd> |
| <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="preSelect(java.util.List)"> |
| <h3>preSelect</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <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><<a href="HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>></span> <span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/DefaultStoreEngine.DefaultCompactionContext.html#line-125">preSelect</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><<a href="HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>> filesCompacting)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from class: <code><a href="compactions/CompactionContext.html#preSelect(java.util.List)">CompactionContext</a></code></span></div> |
| <div class="block">Called before coprocessor preCompactSelection and should filter the candidates for coprocessor; |
| i.e. exclude the files that definitely cannot be compacted at this time.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="compactions/CompactionContext.html#preSelect(java.util.List)">preSelect</a></code> in class <code><a href="compactions/CompactionContext.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionContext</a></code></dd> |
| <dt>Parameters:</dt> |
| <dd><code>filesCompacting</code> - files currently compacting</dd> |
| <dt>Returns:</dt> |
| <dd>the list of files that can theoretically be compacted.</dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
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