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| <h2 title="Interface FileArchiverNotifier" class="title">Interface FileArchiverNotifier</h2> |
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| <pre>@InterfaceAudience.Private |
| public interface <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/FileArchiverNotifier.html#line.35">FileArchiverNotifier</a></pre> |
| <div class="block">Interface allowing various implementations of tracking files that have recently been archived to |
| allow for the Master to notice changes to snapshot sizes for space quotas. |
| |
| This object needs to ensure that <a href="../../../../../org/apache/hadoop/hbase/quotas/FileArchiverNotifier.html#addArchivedFiles-java.util.Set-"><code>addArchivedFiles(Set)</code></a> and |
| <a href="../../../../../org/apache/hadoop/hbase/quotas/FileArchiverNotifier.html#computeAndStoreSnapshotSizes-java.util.Collection-"><code>computeAndStoreSnapshotSizes(Collection)</code></a> are mutually exclusive. If a "full" computation |
| is in progress, new changes being archived should be held.</div> |
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| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/FileArchiverNotifier.html#addArchivedFiles-java.util.Set-">addArchivedFiles</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</a><<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>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>>> fileSizes)</code> |
| <div class="block">Records a file and its size in bytes being moved to the archive directory.</div> |
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| <td class="colFirst"><code>long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/quotas/FileArchiverNotifier.html#computeAndStoreSnapshotSizes-java.util.Collection-">computeAndStoreSnapshotSizes</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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> currentSnapshots)</code> |
| <div class="block">Computes the size of a table and all of its snapshots, recording new "full" sizes for each.</div> |
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| <h4>addArchivedFiles</h4> |
| <pre>void <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/FileArchiverNotifier.html#line.43">addArchivedFiles</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.Entry.html?is-external=true" title="class or interface in java.util">Map.Entry</a><<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>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>>> fileSizes) |
| 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">Records a file and its size in bytes being moved to the archive directory.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fileSizes</code> - A collection of file name to size in bytes</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> - If there was an IO-related error persisting the file size(s)</dd> |
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| <h4>computeAndStoreSnapshotSizes</h4> |
| <pre>long <a href="../../../../../src-html/org/apache/hadoop/hbase/quotas/FileArchiverNotifier.html#line.52">computeAndStoreSnapshotSizes</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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> currentSnapshots) |
| 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">Computes the size of a table and all of its snapshots, recording new "full" sizes for each.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>currentSnapshots</code> - the current list of snapshots against this table</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The total size of all snapshots against this table.</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> - If there was an IO-related error computing or persisting the sizes.</dd> |
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