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<div class="subTitle">org.apache.hadoop.hbase.replication.regionserver</div>
<h2 title="Interface WALFileLengthProvider" class="title">Interface WALFileLengthProvider</h2>
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<dd><a href="../../../../../../org/apache/hadoop/hbase/regionserver/wal/AbstractFSWAL.html" title="class in org.apache.hadoop.hbase.regionserver.wal">AbstractFSWAL</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/wal/AsyncFSWAL.html" title="class in org.apache.hadoop.hbase.regionserver.wal">AsyncFSWAL</a>, <a href="../../../../../../org/apache/hadoop/hbase/wal/DisabledWALProvider.DisabledWAL.html" title="class in org.apache.hadoop.hbase.wal">DisabledWALProvider.DisabledWAL</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/wal/DualAsyncFSWAL.html" title="class in org.apache.hadoop.hbase.regionserver.wal">DualAsyncFSWAL</a>, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/wal/FSHLog.html" title="class in org.apache.hadoop.hbase.regionserver.wal">FSHLog</a></dd>
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public interface <a href="../../../../../../src-html/org/apache/hadoop/hbase/replication/regionserver/WALFileLengthProvider.html#line.34">WALFileLengthProvider</a></pre>
<div class="block">Used by replication to prevent replicating unacked log entries. See
https://issues.apache.org/jira/browse/HBASE-14004 for more details.
WALFileLengthProvider exists because we do not want to reference WALFactory and WALProvider
directly in the replication code so in the future it will be easier to decouple them.
Each walProvider will have its own implementation.</div>
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/OptionalLong.html?is-external=true" title="class or interface in java.util">OptionalLong</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/replication/regionserver/WALFileLengthProvider.html#getLogFileSizeIfBeingWritten-org.apache.hadoop.fs.Path-">getLogFileSizeIfBeingWritten</a></span>(org.apache.hadoop.fs.Path&nbsp;path)</code>&nbsp;</td>
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<h4>getLogFileSizeIfBeingWritten</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/OptionalLong.html?is-external=true" title="class or interface in java.util">OptionalLong</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/replication/regionserver/WALFileLengthProvider.html#line.36">getLogFileSizeIfBeingWritten</a>(org.apache.hadoop.fs.Path&nbsp;path)</pre>
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