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| <h2 title="Interface FavoredNodesForRegion" class="title">Interface FavoredNodesForRegion</h2> |
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| <pre>@InterfaceAudience.Private |
| public interface <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/FavoredNodesForRegion.html#line.32">FavoredNodesForRegion</a></pre> |
| <div class="block">Abstraction that allows different modules in RegionServer to update/get |
| the favored nodes information for regions.</div> |
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| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</a>[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/regionserver/FavoredNodesForRegion.html#getFavoredNodesForRegion-java.lang.String-">getFavoredNodesForRegion</a></span>(<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> encodedRegionName)</code> |
| <div class="block">Get the favored nodes mapping for this region.</div> |
| </td> |
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| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/regionserver/FavoredNodesForRegion.html#updateRegionFavoredNodesMapping-java.lang.String-java.util.List-">updateRegionFavoredNodesMapping</a></span>(<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> encodedRegionName, |
| <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.hbase.shaded.protobuf.generated.HBaseProtos.ServerName> favoredNodes)</code> |
| <div class="block">Used to update the favored nodes mapping when required.</div> |
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| <h4>updateRegionFavoredNodesMapping</h4> |
| <pre>void <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/FavoredNodesForRegion.html#line.38">updateRegionFavoredNodesMapping</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> encodedRegionName, |
| <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.hbase.shaded.protobuf.generated.HBaseProtos.ServerName> favoredNodes)</pre> |
| <div class="block">Used to update the favored nodes mapping when required.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>encodedRegionName</code> - </dd> |
| <dd><code>favoredNodes</code> - </dd> |
| </dl> |
| </li> |
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| <h4>getFavoredNodesForRegion</h4> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/net/InetSocketAddress.html?is-external=true" title="class or interface in java.net">InetSocketAddress</a>[] <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/FavoredNodesForRegion.html#line.46">getFavoredNodesForRegion</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> encodedRegionName)</pre> |
| <div class="block">Get the favored nodes mapping for this region. Used when the HDFS create API |
| is invoked to pass in favored nodes hints for new region files.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>encodedRegionName</code> - </dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>array containing the favored nodes' InetSocketAddresses</dd> |
| </dl> |
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