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| <div class="subTitle">org.apache.hadoop.yarn.server.router.rmadmin</div> |
| <h2 title="Interface RMAdminRequestInterceptor" class="title">Interface RMAdminRequestInterceptor</h2> |
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| <dt>All Superinterfaces:</dt> |
| <dd>org.apache.hadoop.conf.Configurable, org.apache.hadoop.tools.GetUserMappingsProtocol, org.apache.hadoop.yarn.server.api.ResourceManagerAdministrationProtocol</dd> |
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| <dt>All Known Implementing Classes:</dt> |
| <dd><a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/AbstractRMAdminRequestInterceptor.html" title="class in org.apache.hadoop.yarn.server.router.rmadmin">AbstractRMAdminRequestInterceptor</a>, <a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/DefaultRMAdminRequestInterceptor.html" title="class in org.apache.hadoop.yarn.server.router.rmadmin">DefaultRMAdminRequestInterceptor</a></dd> |
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| <pre>public interface <span class="typeNameLabel">RMAdminRequestInterceptor</span> |
| extends org.apache.hadoop.yarn.server.api.ResourceManagerAdministrationProtocol, org.apache.hadoop.conf.Configurable</pre> |
| <div class="block">Defines the contract to be implemented by the request intercepter classes, |
| that can be used to intercept and inspect messages sent from the client to |
| the resource manager.</div> |
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| <h3>Fields inherited from interface org.apache.hadoop.tools.GetUserMappingsProtocol</h3> |
| <code>versionID</code></li> |
| </ul> |
| </li> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/RMAdminRequestInterceptor.html" title="interface in org.apache.hadoop.yarn.server.router.rmadmin">RMAdminRequestInterceptor</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/RMAdminRequestInterceptor.html#getNextInterceptor--">getNextInterceptor</a></span>()</code> |
| <div class="block">Returns the next intercepter in the chain.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/RMAdminRequestInterceptor.html#init-java.lang.String-">init</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> user)</code> |
| <div class="block">This method is called for initializing the intercepter.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/RMAdminRequestInterceptor.html#setNextInterceptor-org.apache.hadoop.yarn.server.router.rmadmin.RMAdminRequestInterceptor-">setNextInterceptor</a></span>(<a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/RMAdminRequestInterceptor.html" title="interface in org.apache.hadoop.yarn.server.router.rmadmin">RMAdminRequestInterceptor</a> nextInterceptor)</code> |
| <div class="block">Sets the next intercepter in the pipeline.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/RMAdminRequestInterceptor.html#shutdown--">shutdown</a></span>()</code> |
| <div class="block">This method is called to release the resources held by the intercepter.</div> |
| </td> |
| </tr> |
| </table> |
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| <li class="blockList"><a name="methods.inherited.from.class.org.apache.hadoop.yarn.server.api.ResourceManagerAdministrationProtocol"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from interface org.apache.hadoop.yarn.server.api.ResourceManagerAdministrationProtocol</h3> |
| <code>addToClusterNodeLabels, checkForDecommissioningNodes, mapAttributesToNodes, refreshAdminAcls, refreshClusterMaxPriority, refreshNodes, refreshNodesResources, refreshQueues, refreshServiceAcls, refreshSuperUserGroupsConfiguration, refreshUserToGroupsMappings, removeFromClusterNodeLabels, replaceLabelsOnNode, updateNodeResource</code></li> |
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| <h3>Methods inherited from interface org.apache.hadoop.tools.GetUserMappingsProtocol</h3> |
| <code>getGroupsForUser</code></li> |
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| <h3>Methods inherited from interface org.apache.hadoop.conf.Configurable</h3> |
| <code>getConf, setConf</code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
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| <h4>init</h4> |
| <pre>void init(<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> user)</pre> |
| <div class="block">This method is called for initializing the intercepter. This is guaranteed |
| to be called only once in the lifetime of this instance.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>user</code> - the name of the client</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="shutdown--"> |
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| <h4>shutdown</h4> |
| <pre>void shutdown()</pre> |
| <div class="block">This method is called to release the resources held by the intercepter. |
| This will be called when the application pipeline is being destroyed. The |
| concrete implementations should dispose the resources and forward the |
| request to the next intercepter, if any.</div> |
| </li> |
| </ul> |
| <a name="setNextInterceptor-org.apache.hadoop.yarn.server.router.rmadmin.RMAdminRequestInterceptor-"> |
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| <h4>setNextInterceptor</h4> |
| <pre>void setNextInterceptor(<a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/RMAdminRequestInterceptor.html" title="interface in org.apache.hadoop.yarn.server.router.rmadmin">RMAdminRequestInterceptor</a> nextInterceptor)</pre> |
| <div class="block">Sets the next intercepter in the pipeline. The concrete implementation of |
| this interface should always pass the request to the nextInterceptor after |
| inspecting the message. The last intercepter in the chain is responsible to |
| send the messages to the resource manager service and so the last |
| intercepter will not receive this method call.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>nextInterceptor</code> - the RMAdminRequestInterceptor to set in the pipeline</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getNextInterceptor--"> |
| <!-- --> |
| </a> |
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| <h4>getNextInterceptor</h4> |
| <pre><a href="../../../../../../../org/apache/hadoop/yarn/server/router/rmadmin/RMAdminRequestInterceptor.html" title="interface in org.apache.hadoop.yarn.server.router.rmadmin">RMAdminRequestInterceptor</a> getNextInterceptor()</pre> |
| <div class="block">Returns the next intercepter in the chain.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the next intercepter in the chain</dd> |
| </dl> |
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