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| <li>Summary: </li> |
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| <div class="subTitle">org.apache.hadoop.hbase.regionserver.compactions</div> |
| <h2 title="Class Compactor" class="title">Class Compactor<T extends <a href="../../../../../../org/apache/hadoop/hbase/regionserver/CellSink.html" title="interface in org.apache.hadoop.hbase.regionserver">CellSink</a>></h2> |
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| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
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| <li>org.apache.hadoop.hbase.regionserver.compactions.Compactor<T></li> |
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| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/AbstractMultiOutputCompactor.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">AbstractMultiOutputCompactor</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/DefaultCompactor.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">DefaultCompactor</a></dd> |
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| <br> |
| <pre>@InterfaceAudience.Private |
| public abstract class <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.71">Compactor</a><T extends <a href="../../../../../../org/apache/hadoop/hbase/regionserver/CellSink.html" title="interface in org.apache.hadoop.hbase.regionserver">CellSink</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> |
| <div class="block">A compactor is a compaction algorithm associated a given policy. Base class also contains |
| reusable parts for implementing compactors (what is common and what isn't is evolving).</div> |
| </li> |
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| <h3>Nested Class Summary</h3> |
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| <caption><span>Nested Classes</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Class and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static interface </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.CellSinkFactory.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">Compactor.CellSinkFactory</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.CellSinkFactory.html" title="type parameter in Compactor.CellSinkFactory">S</a>></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.FileDetails.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">Compactor.FileDetails</a></span></code> |
| <div class="block">The sole reason this class exists is that java has no ref/out/pointer parameters.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static interface </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.InternalScannerFactory.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">Compactor.InternalScannerFactory</a></span></code> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
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| <h3>Field Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#COMPACTION_PROGRESS_LOG_INTERVAL">COMPACTION_PROGRESS_LOG_INTERVAL</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#compactionKVMax">compactionKVMax</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected org.apache.hadoop.conf.Configuration</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#conf">conf</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.InternalScannerFactory.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">Compactor.InternalScannerFactory</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#defaultScannerFactory">defaultScannerFactory</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#dropCacheMajor">dropCacheMajor</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#dropCacheMinor">dropCacheMinor</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#keepSeqIdPeriod">keepSeqIdPeriod</a></span></code> |
| <div class="block">specify how many days to keep MVCC values during major compaction</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private static org.slf4j.Logger</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#LOG">LOG</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#MAJOR_COMPACTION_DROP_CACHE">MAJOR_COMPACTION_DROP_CACHE</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/compress/Compression.Algorithm.html" title="enum in org.apache.hadoop.hbase.io.compress">Compression.Algorithm</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#majorCompactionCompression">majorCompactionCompression</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#MINOR_COMPACTION_DROP_CACHE">MINOR_COMPACTION_DROP_CACHE</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/io/compress/Compression.Algorithm.html" title="enum in org.apache.hadoop.hbase.io.compress">Compression.Algorithm</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#minorCompactionCompression">minorCompactionCompression</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionProgress.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionProgress</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#progress">progress</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStore.html" title="class in org.apache.hadoop.hbase.regionserver">HStore</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#store">store</a></span></code> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.summary"> |
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| <h3>Constructor Summary</h3> |
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| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#Compactor-org.apache.hadoop.conf.Configuration-org.apache.hadoop.hbase.regionserver.HStore-">Compactor</a></span>(org.apache.hadoop.conf.Configuration conf, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStore.html" title="class in org.apache.hadoop.hbase.regionserver">HStore</a> store)</code> </td> |
| </tr> |
| </table> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>protected abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#abortWriter-T-">abortWriter</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html" title="type parameter in Compactor">T</a> writer)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.fs.Path></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#commitWriter-T-org.apache.hadoop.hbase.regionserver.compactions.Compactor.FileDetails-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl-">commitWriter</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html" title="type parameter in Compactor">T</a> writer, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.FileDetails.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">Compactor.FileDetails</a> fd, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequestImpl.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequestImpl</a> request)</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.fs.Path></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#compact-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl-org.apache.hadoop.hbase.regionserver.compactions.Compactor.InternalScannerFactory-org.apache.hadoop.hbase.regionserver.compactions.Compactor.CellSinkFactory-org.apache.hadoop.hbase.regionserver.throttle.ThroughputController-org.apache.hadoop.hbase.security.User-">compact</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequestImpl.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequestImpl</a> request, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.InternalScannerFactory.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">Compactor.InternalScannerFactory</a> scannerFactory, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.CellSinkFactory.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">Compactor.CellSinkFactory</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html" title="type parameter in Compactor">T</a>> sinkFactory, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a> throughputController, |
| <a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a> user)</code> </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFileScanner.html" title="class in org.apache.hadoop.hbase.regionserver">StoreFileScanner</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#createFileScanners-java.util.Collection-long-boolean-">createFileScanners</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>> filesToCompact, |
| long smallestReadPoint, |
| boolean useDropBehind)</code> |
| <div class="block">Creates file scanners for compaction.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#createScanner-org.apache.hadoop.hbase.regionserver.HStore-org.apache.hadoop.hbase.regionserver.ScanInfo-java.util.List-long-long-byte:A-byte:A-">createScanner</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStore.html" title="class in org.apache.hadoop.hbase.regionserver">HStore</a> store, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanInfo.html" title="class in org.apache.hadoop.hbase.regionserver">ScanInfo</a> scanInfo, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFileScanner.html" title="class in org.apache.hadoop.hbase.regionserver">StoreFileScanner</a>> scanners, |
| long smallestReadPoint, |
| long earliestPutTs, |
| byte[] dropDeletesFromRow, |
| byte[] dropDeletesToRow)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#createScanner-org.apache.hadoop.hbase.regionserver.HStore-org.apache.hadoop.hbase.regionserver.ScanInfo-java.util.List-org.apache.hadoop.hbase.regionserver.ScanType-long-long-">createScanner</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStore.html" title="class in org.apache.hadoop.hbase.regionserver">HStore</a> store, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanInfo.html" title="class in org.apache.hadoop.hbase.regionserver">ScanInfo</a> scanInfo, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFileScanner.html" title="class in org.apache.hadoop.hbase.regionserver">StoreFileScanner</a>> scanners, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanType.html" title="enum in org.apache.hadoop.hbase.regionserver">ScanType</a> scanType, |
| long smallestReadPoint, |
| long earliestPutTs)</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFileWriter.html" title="class in org.apache.hadoop.hbase.regionserver">StoreFileWriter</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#createTmpWriter-org.apache.hadoop.hbase.regionserver.compactions.Compactor.FileDetails-boolean-boolean-">createTmpWriter</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.FileDetails.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">Compactor.FileDetails</a> fd, |
| boolean shouldDropBehind, |
| boolean major)</code> |
| <div class="block">Creates a writer for a new file in a temporary directory.</div> |
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| boolean shouldDropBehind, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fileStoragePolicy, |
| boolean major)</code> </td> |
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| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.FileDetails.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">Compactor.FileDetails</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#getFileDetails-java.util.Collection-boolean-boolean-">getFileDetails</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>> filesToCompact, |
| boolean allFiles, |
| boolean major)</code> |
| <div class="block">Extracts some details about the files to compact that are commonly needed by compactors.</div> |
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| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionProgress.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionProgress</a></code></td> |
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| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>private long</code></td> |
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| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#performCompaction-org.apache.hadoop.hbase.regionserver.compactions.Compactor.FileDetails-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.regionserver.CellSink-long-boolean-org.apache.hadoop.hbase.regionserver.throttle.ThroughputController-boolean-int-">performCompaction</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.FileDetails.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">Compactor.FileDetails</a> fd, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a> scanner, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/CellSink.html" title="interface in org.apache.hadoop.hbase.regionserver">CellSink</a> writer, |
| long smallestReadPoint, |
| boolean cleanSeqId, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a> throughputController, |
| boolean major, |
| int numofFilesToCompact)</code> |
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| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a></code></td> |
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| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanType.html" title="enum in org.apache.hadoop.hbase.regionserver">ScanType</a> scanType, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a> scanner, |
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| <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanInfo.html" title="class in org.apache.hadoop.hbase.regionserver">ScanInfo</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#preCompactScannerOpen-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl-org.apache.hadoop.hbase.regionserver.ScanType-org.apache.hadoop.hbase.security.User-">preCompactScannerOpen</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequestImpl.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequestImpl</a> request, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanType.html" title="enum in org.apache.hadoop.hbase.regionserver">ScanType</a> scanType, |
| <a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a> user)</code> </td> |
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| boolean allFiles, |
| boolean major) |
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| <div class="block">Extracts some details about the files to compact that are commonly needed by compactors.</div> |
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| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>filesToCompact</code> - Files.</dd> |
| <dd><code>allFiles</code> - Whether all files are included for compaction</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The result.</dd> |
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| <pre>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFileScanner.html" title="class in org.apache.hadoop.hbase.regionserver">StoreFileScanner</a>> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.231">createFileScanners</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStoreFile.html" title="class in org.apache.hadoop.hbase.regionserver">HStoreFile</a>> filesToCompact, |
| long smallestReadPoint, |
| boolean useDropBehind) |
| 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">Creates file scanners for compaction.</div> |
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| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>filesToCompact</code> - Files.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Scanners.</dd> |
| <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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| <pre>protected final <a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFileWriter.html" title="class in org.apache.hadoop.hbase.regionserver">StoreFileWriter</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.270">createTmpWriter</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.FileDetails.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">Compactor.FileDetails</a> fd, |
| boolean shouldDropBehind, |
| boolean major) |
| 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">Creates a writer for a new file in a temporary directory.</div> |
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| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fd</code> - The file details.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Writer for a new StoreFile in the tmp dir.</dd> |
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| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fileStoragePolicy, |
| boolean major) |
| 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> |
| </dl> |
| </li> |
| </ul> |
| <a name="preCompactScannerOpen-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl-org.apache.hadoop.hbase.regionserver.ScanType-org.apache.hadoop.hbase.security.User-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>preCompactScannerOpen</h4> |
| <pre>private <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanInfo.html" title="class in org.apache.hadoop.hbase.regionserver">ScanInfo</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.289">preCompactScannerOpen</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequestImpl.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequestImpl</a> request, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanType.html" title="enum in org.apache.hadoop.hbase.regionserver">ScanType</a> scanType, |
| <a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a> user) |
| 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> |
| </dl> |
| </li> |
| </ul> |
| <a name="postCompactScannerOpen-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl-org.apache.hadoop.hbase.regionserver.ScanType-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.security.User-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>postCompactScannerOpen</h4> |
| <pre>private <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.305">postCompactScannerOpen</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequestImpl.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequestImpl</a> request, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanType.html" title="enum in org.apache.hadoop.hbase.regionserver">ScanType</a> scanType, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a> scanner, |
| <a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a> user) |
| 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">Calls coprocessor, if any, to create scanners - after normal scanner creation.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>request</code> - Compaction request.</dd> |
| <dd><code>scanType</code> - Scan type.</dd> |
| <dd><code>scanner</code> - The default scanner created for compaction.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Scanner scanner to use (usually the default); null if compaction should not proceed.</dd> |
| <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> |
| </dl> |
| </li> |
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| <a name="compact-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl-org.apache.hadoop.hbase.regionserver.compactions.Compactor.InternalScannerFactory-org.apache.hadoop.hbase.regionserver.compactions.Compactor.CellSinkFactory-org.apache.hadoop.hbase.regionserver.throttle.ThroughputController-org.apache.hadoop.hbase.security.User-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>compact</h4> |
| <pre>protected final <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.fs.Path> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.314">compact</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequestImpl.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequestImpl</a> request, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.InternalScannerFactory.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">Compactor.InternalScannerFactory</a> scannerFactory, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.CellSinkFactory.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">Compactor.CellSinkFactory</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html" title="type parameter in Compactor">T</a>> sinkFactory, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a> throughputController, |
| <a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a> user) |
| 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> |
| </dl> |
| </li> |
| </ul> |
| <a name="commitWriter-org.apache.hadoop.hbase.regionserver.CellSink-org.apache.hadoop.hbase.regionserver.compactions.Compactor.FileDetails-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl-"> |
| <!-- --> |
| </a><a name="commitWriter-T-org.apache.hadoop.hbase.regionserver.compactions.Compactor.FileDetails-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequestImpl-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>commitWriter</h4> |
| <pre>protected abstract <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><org.apache.hadoop.fs.Path> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.376">commitWriter</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html" title="type parameter in Compactor">T</a> writer, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.FileDetails.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">Compactor.FileDetails</a> fd, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequestImpl.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequestImpl</a> request) |
| 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> |
| </dl> |
| </li> |
| </ul> |
| <a name="abortWriter-org.apache.hadoop.hbase.regionserver.CellSink-"> |
| <!-- --> |
| </a><a name="abortWriter-T-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>abortWriter</h4> |
| <pre>protected abstract void <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.379">abortWriter</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.html" title="type parameter in Compactor">T</a> writer) |
| 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> |
| </dl> |
| </li> |
| </ul> |
| <a name="performCompaction-org.apache.hadoop.hbase.regionserver.compactions.Compactor.FileDetails-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.regionserver.CellSink-long-boolean-org.apache.hadoop.hbase.regionserver.throttle.ThroughputController-boolean-int-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>performCompaction</h4> |
| <pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.393">performCompaction</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/Compactor.FileDetails.html" title="class in org.apache.hadoop.hbase.regionserver.compactions">Compactor.FileDetails</a> fd, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a> scanner, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/CellSink.html" title="interface in org.apache.hadoop.hbase.regionserver">CellSink</a> writer, |
| long smallestReadPoint, |
| boolean cleanSeqId, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/throttle/ThroughputController.html" title="interface in org.apache.hadoop.hbase.regionserver.throttle">ThroughputController</a> throughputController, |
| boolean major, |
| int numofFilesToCompact) |
| 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">Performs the compaction.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fd</code> - FileDetails of cell sink writer</dd> |
| <dd><code>scanner</code> - Where to read from.</dd> |
| <dd><code>writer</code> - Where to write to.</dd> |
| <dd><code>smallestReadPoint</code> - Smallest read point.</dd> |
| <dd><code>cleanSeqId</code> - When true, remove seqId(used to be mvcc) value which is <= |
| smallestReadPoint</dd> |
| <dd><code>major</code> - Is a major compaction.</dd> |
| <dd><code>numofFilesToCompact</code> - the number of files to compact</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Whether compaction ended; false if it was interrupted for some reason.</dd> |
| <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> |
| </dl> |
| </li> |
| </ul> |
| <a name="createScanner-org.apache.hadoop.hbase.regionserver.HStore-org.apache.hadoop.hbase.regionserver.ScanInfo-java.util.List-org.apache.hadoop.hbase.regionserver.ScanType-long-long-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>createScanner</h4> |
| <pre>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.515">createScanner</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStore.html" title="class in org.apache.hadoop.hbase.regionserver">HStore</a> store, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanInfo.html" title="class in org.apache.hadoop.hbase.regionserver">ScanInfo</a> scanInfo, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFileScanner.html" title="class in org.apache.hadoop.hbase.regionserver">StoreFileScanner</a>> scanners, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanType.html" title="enum in org.apache.hadoop.hbase.regionserver">ScanType</a> scanType, |
| long smallestReadPoint, |
| long earliestPutTs) |
| 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="paramLabel">Parameters:</span></dt> |
| <dd><code>store</code> - store</dd> |
| <dd><code>scanners</code> - Store file scanners.</dd> |
| <dd><code>scanType</code> - Scan type.</dd> |
| <dd><code>smallestReadPoint</code> - Smallest MVCC read point.</dd> |
| <dd><code>earliestPutTs</code> - Earliest put across all files.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A compaction scanner.</dd> |
| <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> |
| </dl> |
| </li> |
| </ul> |
| <a name="createScanner-org.apache.hadoop.hbase.regionserver.HStore-org.apache.hadoop.hbase.regionserver.ScanInfo-java.util.List-long-long-byte:A-byte:A-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>createScanner</h4> |
| <pre>protected <a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html#line.530">createScanner</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/HStore.html" title="class in org.apache.hadoop.hbase.regionserver">HStore</a> store, |
| <a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanInfo.html" title="class in org.apache.hadoop.hbase.regionserver">ScanInfo</a> scanInfo, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFileScanner.html" title="class in org.apache.hadoop.hbase.regionserver">StoreFileScanner</a>> scanners, |
| long smallestReadPoint, |
| long earliestPutTs, |
| byte[] dropDeletesFromRow, |
| byte[] dropDeletesToRow) |
| 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="paramLabel">Parameters:</span></dt> |
| <dd><code>store</code> - The store.</dd> |
| <dd><code>scanners</code> - Store file scanners.</dd> |
| <dd><code>smallestReadPoint</code> - Smallest MVCC read point.</dd> |
| <dd><code>earliestPutTs</code> - Earliest put across all files.</dd> |
| <dd><code>dropDeletesFromRow</code> - Drop deletes starting with this row, inclusive. Can be null.</dd> |
| <dd><code>dropDeletesToRow</code> - Drop deletes ending with this row, exclusive. Can be null.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>A compaction scanner.</dd> |
| <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> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
| <!-- ========= END OF CLASS DATA ========= --> |
| <!-- ======= START OF BOTTOM NAVBAR ====== --> |
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| </a> |
| <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> |
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| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../../overview-summary.html">Overview</a></li> |
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| <li class="navBarCell1Rev">Class</li> |
| <li><a href="class-use/Compactor.html">Use</a></li> |
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| <li><a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionWindowFactory.html" title="class in org.apache.hadoop.hbase.regionserver.compactions"><span class="typeNameLink">Prev Class</span></a></li> |
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