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| <h2 title="Class AMRMClientUtils" class="title">Class AMRMClientUtils</h2> |
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| <pre>@InterfaceAudience.Private |
| public final class <span class="typeNameLabel">AMRMClientUtils</span> |
| 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">Utility class for AMRMClient.</div> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#APP_ALREADY_REGISTERED_MESSAGE">APP_ALREADY_REGISTERED_MESSAGE</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#EXPECTED_HB_RESPONSEID_MESSAGE">EXPECTED_HB_RESPONSEID_MESSAGE</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#PRE_REGISTER_RESPONSE_ID">PRE_REGISTER_RESPONSE_ID</a></span></code> </td> |
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| <tr class="rowColor"> |
| <td class="colFirst"><code>static <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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#RECEIVED_HB_RESPONSEID_MESSAGE">RECEIVED_HB_RESPONSEID_MESSAGE</a></span></code> </td> |
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| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#addToOutstandingSchedulingRequests-java.util.Collection-java.util.Map-">addToOutstandingSchedulingRequests</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><org.apache.hadoop.yarn.api.records.SchedulingRequest> requests, |
| <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/util/Set.html?is-external=true" title="class or interface in java.util">Set</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><org.apache.hadoop.yarn.api.records.SchedulingRequest>> outstandingSchedRequests)</code> </td> |
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| <td class="colFirst"><code>static <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></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#assembleInvalidResponseIdExceptionMessage-org.apache.hadoop.yarn.api.records.ApplicationAttemptId-int-int-">assembleInvalidResponseIdExceptionMessage</a></span>(org.apache.hadoop.yarn.api.records.ApplicationAttemptId appAttemptId, |
| int expected, |
| int received)</code> |
| <div class="block">Generate the exception message when RM receives an AM heartbeat with |
| invalid responseId.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <T> T</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#createRMProxy-org.apache.hadoop.conf.Configuration-java.lang.Class-org.apache.hadoop.security.UserGroupInformation-org.apache.hadoop.security.token.Token-">createRMProxy</a></span>(org.apache.hadoop.conf.Configuration configuration, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> protocol, |
| org.apache.hadoop.security.UserGroupInformation user, |
| org.apache.hadoop.security.token.Token<? extends org.apache.hadoop.security.token.TokenIdentifier> token)</code> |
| <div class="block">Create a proxy for the specified protocol.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#getNextResponseId-int-">getNextResponseId</a></span>(int responseId)</code> </td> |
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| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#isMatchingSchedulingRequests-org.apache.hadoop.yarn.api.records.SchedulingRequest-org.apache.hadoop.yarn.api.records.SchedulingRequest-">isMatchingSchedulingRequests</a></span>(org.apache.hadoop.yarn.api.records.SchedulingRequest schedReq1, |
| org.apache.hadoop.yarn.api.records.SchedulingRequest schedReq2)</code> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#parseExpectedResponseIdFromException-java.lang.String-">parseExpectedResponseIdFromException</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> exceptionMessage)</code> |
| <div class="block">Parse the expected responseId from the exception generated by RM when |
| processing AM heartbeat.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/yarn/client/AMRMClientUtils.html#removeFromOutstandingSchedulingRequests-java.util.Collection-java.util.Map-">removeFromOutstandingSchedulingRequests</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><org.apache.hadoop.yarn.api.records.Container> containers, |
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| <pre>public static final int PRE_REGISTER_RESPONSE_ID</pre> |
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| <pre>public static final <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> EXPECTED_HB_RESPONSEID_MESSAGE</pre> |
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| <pre>public static final <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> RECEIVED_HB_RESPONSEID_MESSAGE</pre> |
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| <h4>createRMProxy</h4> |
| <pre>@InterfaceAudience.Public |
| @InterfaceStability.Unstable |
| public static <T> T createRMProxy(org.apache.hadoop.conf.Configuration configuration, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a><T> protocol, |
| org.apache.hadoop.security.UserGroupInformation user, |
| org.apache.hadoop.security.token.Token<? extends org.apache.hadoop.security.token.TokenIdentifier> token) |
| 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> |
| <div class="block">Create a proxy for the specified protocol.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - Type information of the proxy</dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>configuration</code> - Configuration to generate <a href="../../../../../org/apache/hadoop/yarn/client/ClientRMProxy.html" title="class in org.apache.hadoop.yarn.client"><code>ClientRMProxy</code></a></dd> |
| <dd><code>protocol</code> - Protocol for the proxy</dd> |
| <dd><code>user</code> - the user on whose behalf the proxy is being created</dd> |
| <dd><code>token</code> - the auth token to use for connection</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Proxy to the RM</dd> |
| <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> - on failure</dd> |
| </dl> |
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| <pre>public static <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> assembleInvalidResponseIdExceptionMessage(org.apache.hadoop.yarn.api.records.ApplicationAttemptId appAttemptId, |
| int expected, |
| int received)</pre> |
| <div class="block">Generate the exception message when RM receives an AM heartbeat with |
| invalid responseId.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>appAttemptId</code> - the app attempt</dd> |
| <dd><code>expected</code> - the expected responseId value</dd> |
| <dd><code>received</code> - the received responseId value</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the assembled exception message</dd> |
| </dl> |
| </li> |
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| <pre>public static int parseExpectedResponseIdFromException(<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> exceptionMessage)</pre> |
| <div class="block">Parse the expected responseId from the exception generated by RM when |
| processing AM heartbeat.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>exceptionMessage</code> - the exception message thrown by RM</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the parsed expected responseId, -1 if failed</dd> |
| </dl> |
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| <pre>public static int getNextResponseId(int responseId)</pre> |
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| <pre>public static void addToOutstandingSchedulingRequests(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><org.apache.hadoop.yarn.api.records.SchedulingRequest> requests, |
| <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/util/Set.html?is-external=true" title="class or interface in java.util">Set</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><org.apache.hadoop.yarn.api.records.SchedulingRequest>> outstandingSchedRequests)</pre> |
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| <pre>public static boolean isMatchingSchedulingRequests(org.apache.hadoop.yarn.api.records.SchedulingRequest schedReq1, |
| org.apache.hadoop.yarn.api.records.SchedulingRequest schedReq2)</pre> |
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| <pre>public static void removeFromOutstandingSchedulingRequests(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><org.apache.hadoop.yarn.api.records.Container> containers, |
| <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/util/Set.html?is-external=true" title="class or interface in java.util">Set</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><org.apache.hadoop.yarn.api.records.SchedulingRequest>> outstandingSchedRequests)</pre> |
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