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| <div class="subTitle">org.apache.hadoop.hbase.favored</div> |
| <h2 title="Class FavoredNodesPlan" class="title">Class FavoredNodesPlan</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
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| <pre>@InterfaceAudience.Private |
| public class <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.38">FavoredNodesPlan</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">This class contains the mapping information between each region name and |
| its favored region server list. Used by FavoredNodeLoadBalancer set |
| of classes and from unit tests (hence the class is public) |
| |
| All the access to this class is thread-safe.</div> |
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| <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>static class </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.Position.html" title="enum in org.apache.hadoop.hbase.favored">FavoredNodesPlan.Position</a></span></code> </td> |
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| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#favoredNodesMap">favoredNodesMap</a></span></code> |
| <div class="block">The map between each region name and its favored region server list</div> |
| </td> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#FavoredNodesPlan--">FavoredNodesPlan</a></span>()</code> </td> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#equals-java.lang.Object-">equals</a></span>(<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> o)</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</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/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#getAssignmentMap--">getAssignmentMap</a></span>()</code> </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#getFavoredNodes-org.apache.hadoop.hbase.client.RegionInfo-">getFavoredNodes</a></span>(<a href="../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region)</code> |
| <div class="block">Returns the list of favored region server for this region based on the plan</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.Position.html" title="enum in org.apache.hadoop.hbase.favored">FavoredNodesPlan.Position</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#getFavoredServerPosition-java.util.List-org.apache.hadoop.hbase.ServerName-">getFavoredServerPosition</a></span>(<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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> favoredNodes, |
| <a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> server)</code> |
| <div class="block">Return the position of the server in the favoredNodes list.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#hashCode--">hashCode</a></span>()</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>(package 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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#removeFavoredNodes-org.apache.hadoop.hbase.client.RegionInfo-">removeFavoredNodes</a></span>(<a href="../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region)</code> |
| <div class="block">Remove a favored node assignment</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#size--">size</a></span>()</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>(package private) void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#updateFavoredNodesMap-org.apache.hadoop.hbase.favored.FavoredNodesPlan-">updateFavoredNodesMap</a></span>(<a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html" title="class in org.apache.hadoop.hbase.favored">FavoredNodesPlan</a> fnp)</code> |
| <div class="block">Add to existing Map of FavoredNodes.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#updateFavoredNodesMap-org.apache.hadoop.hbase.client.RegionInfo-java.util.List-">updateFavoredNodesMap</a></span>(<a href="../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region, |
| <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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> servers)</code> |
| <div class="block">Update an assignment to the plan</div> |
| </td> |
| </tr> |
| </table> |
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| <h3>Methods inherited from class java.lang.<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></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
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| <h3>Field Detail</h3> |
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| <h4>favoredNodesMap</h4> |
| <pre>private final <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</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/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>>> <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.40">favoredNodesMap</a></pre> |
| <div class="block">The map between each region name and its favored region server list</div> |
| </li> |
| </ul> |
| </li> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
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| <pre>public <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.48">FavoredNodesPlan</a>()</pre> |
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| <h4>updateFavoredNodesMap</h4> |
| <pre>void <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.55">updateFavoredNodesMap</a>(<a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.html" title="class in org.apache.hadoop.hbase.favored">FavoredNodesPlan</a> fnp)</pre> |
| <div class="block">Add to existing Map of FavoredNodes.</div> |
| </li> |
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| <a name="updateFavoredNodesMap-org.apache.hadoop.hbase.client.RegionInfo-java.util.List-"> |
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| <h4>updateFavoredNodesMap</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.62">updateFavoredNodesMap</a>(<a href="../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region, |
| <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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> servers)</pre> |
| <div class="block">Update an assignment to the plan</div> |
| </li> |
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| <a name="removeFavoredNodes-org.apache.hadoop.hbase.client.RegionInfo-"> |
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| <h4>removeFavoredNodes</h4> |
| <pre><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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.73">removeFavoredNodes</a>(<a href="../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region)</pre> |
| <div class="block">Remove a favored node assignment</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the list of favored region server for this region based on the plan</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getFavoredNodes-org.apache.hadoop.hbase.client.RegionInfo-"> |
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| <h4>getFavoredNodes</h4> |
| <pre>public <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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.80">getFavoredNodes</a>(<a href="../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region)</pre> |
| <div class="block">Returns the list of favored region server for this region based on the plan</div> |
| </li> |
| </ul> |
| <a name="getFavoredServerPosition-java.util.List-org.apache.hadoop.hbase.ServerName-"> |
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| <h4>getFavoredServerPosition</h4> |
| <pre>public static <a href="../../../../../org/apache/hadoop/hbase/favored/FavoredNodesPlan.Position.html" title="enum in org.apache.hadoop.hbase.favored">FavoredNodesPlan.Position</a> <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.89">getFavoredServerPosition</a>(<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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> favoredNodes, |
| <a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> server)</pre> |
| <div class="block">Return the position of the server in the favoredNodes list. Assumes the |
| favoredNodes list is of size 3.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>position</dd> |
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| <h4>getAssignmentMap</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</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/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>>> <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.106">getAssignmentMap</a>()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the mapping between each region to its favored region server list</dd> |
| </dl> |
| </li> |
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| <h4>size</h4> |
| <pre>public int <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.112">size</a>()</pre> |
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| <h4>equals</h4> |
| <pre>public boolean <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.117">equals</a>(<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> o)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a></code> in class <code><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></code></dd> |
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| <h4>hashCode</h4> |
| <pre>public int <a href="../../../../../src-html/org/apache/hadoop/hbase/favored/FavoredNodesPlan.html#line.149">hashCode</a>()</pre> |
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