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| class <a href="../../../../../src-html/org/apache/hadoop/hbase/client/ZKConnectionRegistry.html#line.55">ZKConnectionRegistry</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/ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a></pre> |
| <div class="block">Zookeeper based registry implementation.</div> |
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| <td class="colFirst"><code>private static org.slf4j.Logger</code></td> |
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| <td class="colFirst"><code>void</code></td> |
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| <div class="block">Get the address of active HMaster.</div> |
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| <div class="block">Should only be called once.</div> |
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| <td class="colFirst"><code>private static org.apache.hadoop.hbase.shaded.protobuf.generated.ZooKeeperProtos.Master</code></td> |
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| <td class="colFirst"><code>private void</code></td> |
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| <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/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> <a href="../../../../../src-html/org/apache/hadoop/hbase/client/ZKConnectionRegistry.html#line.97">getClusterId</a>()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html#getClusterId--">ConnectionRegistry</a></code></span></div> |
| <div class="block">Should only be called once. |
| <p> |
| The upper layer should store this value somewhere as it will not be change any more.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html#getClusterId--">getClusterId</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a></code></dd> |
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| <pre>private static org.apache.hadoop.hbase.shaded.protobuf.generated.ZooKeeperProtos.MetaRegionServer <a href="../../../../../src-html/org/apache/hadoop/hbase/client/ZKConnectionRegistry.html#line.107">getMetaProto</a>(byte[] data) |
| 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> |
| <dl> |
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| <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></dd> |
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| <a href="../../../../../org/apache/hadoop/hbase/HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>[] locs, |
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| <pre>private void <a href="../../../../../src-html/org/apache/hadoop/hbase/client/ZKConnectionRegistry.html#line.139">getMetaRegionLocation</a>(<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/RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a>> future, |
| <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="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>> metaReplicaZNodes)</pre> |
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| <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/RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a>> <a href="../../../../../src-html/org/apache/hadoop/hbase/client/ZKConnectionRegistry.html#line.197">getMetaRegionLocations</a>()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html#getMetaRegionLocations--">ConnectionRegistry</a></code></span></div> |
| <div class="block">Get the location of meta region(s).</div> |
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| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html#getMetaRegionLocations--">getMetaRegionLocations</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a></code></dd> |
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| 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> |
| <dl> |
| <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></dd> |
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| <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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> <a href="../../../../../src-html/org/apache/hadoop/hbase/client/ZKConnectionRegistry.html#line.224">getActiveMaster</a>()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html#getActiveMaster--">ConnectionRegistry</a></code></span></div> |
| <div class="block">Get the address of active HMaster.</div> |
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| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html#getActiveMaster--">getActiveMaster</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a></code></dd> |
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| <h4>close</h4> |
| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/client/ZKConnectionRegistry.html#line.239">close</a>()</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html#close--">ConnectionRegistry</a></code></span></div> |
| <div class="block">Closes this instance and releases any system resources associated with it</div> |
| <dl> |
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| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Closeable.html?is-external=true#close--" title="class or interface in java.io">close</a></code> in interface <code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Closeable.html?is-external=true" title="class or interface in java.io">Closeable</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true#close--" title="class or interface in java.lang">close</a></code> in interface <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a></code></dd> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html#close--">close</a></code> in interface <code><a href="../../../../../org/apache/hadoop/hbase/client/ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a></code></dd> |
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