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| <pre>@InterfaceAudience.Private |
| class <a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#line.34">AsyncTableRegionLocatorImpl</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> |
| implements <a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html" title="interface in org.apache.hadoop.hbase.client">AsyncTableRegionLocator</a></pre> |
| <div class="block">The implementation of AsyncRegionLocator.</div> |
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| <td class="colFirst"><code>private <a href="../../../../../org/apache/hadoop/hbase/client/AsyncConnectionImpl.html" title="class in org.apache.hadoop.hbase.client">AsyncConnectionImpl</a></code></td> |
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| <a href="../../../../../org/apache/hadoop/hbase/client/AsyncConnectionImpl.html" title="class in org.apache.hadoop.hbase.client">AsyncConnectionImpl</a> conn)</code> </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/client/AsyncTableRegionLocatorImpl.html#clearRegionLocationCache--">clearRegionLocationCache</a></span>()</code> |
| <div class="block">Clear all the entries in the region location cache.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</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/HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#getAllRegionLocations--">getAllRegionLocations</a></span>()</code> |
| <div class="block">Retrieves all of the regions associated with this table.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#getName--">getName</a></span>()</code> |
| <div class="block">Gets the fully qualified table name instance of the table whose region we want to locate.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#getRegionLocation-byte:A-int-boolean-">getRegionLocation</a></span>(byte[] row, |
| int replicaId, |
| boolean reload)</code> |
| <div class="block">Finds the region with the given <code>replicaId</code> on which the given row is being served.</div> |
| </td> |
| </tr> |
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| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</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/HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#getRegionLocations-byte:A-boolean-">getRegionLocations</a></span>(byte[] row, |
| boolean reload)</code> |
| <div class="block">Find all the replicas for the region on which the given row is being served.</div> |
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| <h3>Methods inherited from interface org.apache.hadoop.hbase.client.<a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html" title="interface in org.apache.hadoop.hbase.client">AsyncTableRegionLocator</a></h3> |
| <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getEndKeys--">getEndKeys</a>, <a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getRegionLocation-byte:A-">getRegionLocation</a>, <a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getRegionLocation-byte:A-boolean-">getRegionLocation</a>, <a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getRegionLocation-byte:A-int-">getRegionLocation</a>, <a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getRegionLocations-byte:A-">getRegionLocations</a>, <a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getStartEndKeys--">getStartEndKeys</a>, <a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getStartKeys--">getStartKeys</a></code></li> |
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| <h4>AsyncTableRegionLocatorImpl</h4> |
| <pre>public <a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#line.40">AsyncTableRegionLocatorImpl</a>(<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a> tableName, |
| <a href="../../../../../org/apache/hadoop/hbase/client/AsyncConnectionImpl.html" title="class in org.apache.hadoop.hbase.client">AsyncConnectionImpl</a> conn)</pre> |
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| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getName--">AsyncTableRegionLocator</a></code></span></div> |
| <div class="block">Gets the fully qualified table name instance of the table whose region we want to locate.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getName--">getName</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html" title="interface in org.apache.hadoop.hbase.client">AsyncTableRegionLocator</a></code></dd> |
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| <h4>getRegionLocation</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</a><<a href="../../../../../org/apache/hadoop/hbase/HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>> <a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#line.51">getRegionLocation</a>(byte[] row, |
| int replicaId, |
| boolean reload)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getRegionLocation-byte:A-int-boolean-">AsyncTableRegionLocator</a></code></span></div> |
| <div class="block">Finds the region with the given <code>replicaId</code> on which the given row is being served. |
| <p/> |
| Returns the location of the region with the given <code>replicaId</code> to which the row |
| belongs.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getRegionLocation-byte:A-int-boolean-">getRegionLocation</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html" title="interface in org.apache.hadoop.hbase.client">AsyncTableRegionLocator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - Row to find.</dd> |
| <dd><code>replicaId</code> - the replica id of the region</dd> |
| <dd><code>reload</code> - true to reload information or false to use cached information</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>getAllRegionLocations</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</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/HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>>> <a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#line.58">getAllRegionLocations</a>()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getAllRegionLocations--">AsyncTableRegionLocator</a></code></span></div> |
| <div class="block">Retrieves all of the regions associated with this table. |
| <p/> |
| Usually we will go to meta table directly in this method so there is no <code>reload</code> |
| parameter. |
| <p/> |
| Notice that the location for region replicas other than the default replica are also returned.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getAllRegionLocations--">getAllRegionLocations</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html" title="interface in org.apache.hadoop.hbase.client">AsyncTableRegionLocator</a></code></dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>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"><code>List</code></a> of all regions associated with this table.</dd> |
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| <h4>getRegionLocations</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/util/concurrent/CompletableFuture.html?is-external=true" title="class or interface in java.util.concurrent">CompletableFuture</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/HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>>> <a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#line.70">getRegionLocations</a>(byte[] row, |
| boolean reload)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getRegionLocations-byte:A-boolean-">AsyncTableRegionLocator</a></code></span></div> |
| <div class="block">Find all the replicas for the region on which the given row is being served.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#getRegionLocations-byte:A-boolean-">getRegionLocations</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html" title="interface in org.apache.hadoop.hbase.client">AsyncTableRegionLocator</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>row</code> - Row to find.</dd> |
| <dd><code>reload</code> - true to reload information or false to use cached information</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Locations for all the replicas of the row.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="clearRegionLocationCache--"> |
| <!-- --> |
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| <h4>clearRegionLocationCache</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncTableRegionLocatorImpl.html#line.77">clearRegionLocationCache</a>()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#clearRegionLocationCache--">AsyncTableRegionLocator</a></code></span></div> |
| <div class="block">Clear all the entries in the region location cache. |
| <p/> |
| This may cause performance issue so use it with caution.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html#clearRegionLocationCache--">clearRegionLocationCache</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/AsyncTableRegionLocator.html" title="interface in org.apache.hadoop.hbase.client">AsyncTableRegionLocator</a></code></dd> |
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