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https://issues.apache.org/jira/browse/HADOOP-15137?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16379141#comment-16379141
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Wangda Tan commented on HADOOP-15137:
-------------------------------------
Thanks [~rohithsharma].
[~bharatviswa], have you validated the patch? Does minicluster works properly
after the change? Given the patch fixed critical issues, I'd like to include
this in 3.1.0 release. Is there any risk by doing that?
> ClassNotFoundException:
> org.apache.hadoop.yarn.server.api.DistributedSchedulingAMProtocol when using
> hadoop-client-minicluster
> ------------------------------------------------------------------------------------------------------------------------------
>
> Key: HADOOP-15137
> URL: https://issues.apache.org/jira/browse/HADOOP-15137
> Project: Hadoop Common
> Issue Type: Sub-task
> Affects Versions: 3.0.0
> Reporter: Jeff Zhang
> Assignee: Bharat Viswanadham
> Priority: Major
> Attachments: HADOOP-15137.01.patch, HADOOP-15137.02.patch,
> YARN-7673.00.patch
>
>
> I'd like to use hadoop-client-minicluster for hadoop downstream project, but
> I encounter the following exception when starting hadoop minicluster. And I
> check the hadoop-client-minicluster, it indeed does not have this class. Is
> this something that is missing when packaging the published jar ?
> {code}
> java.lang.NoClassDefFoundError:
> org/apache/hadoop/yarn/server/api/DistributedSchedulingAMProtocol
> at java.lang.ClassLoader.defineClass1(Native Method)
> at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
> at
> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
> at java.net.URLClassLoader.defineClass(URLClassLoader.java:467)
> at java.net.URLClassLoader.access$100(URLClassLoader.java:73)
> at java.net.URLClassLoader$1.run(URLClassLoader.java:368)
> at java.net.URLClassLoader$1.run(URLClassLoader.java:362)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:361)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
> at
> org.apache.hadoop.yarn.server.MiniYARNCluster.createResourceManager(MiniYARNCluster.java:851)
> at
> org.apache.hadoop.yarn.server.MiniYARNCluster.serviceInit(MiniYARNCluster.java:285)
> at
> org.apache.hadoop.service.AbstractService.init(AbstractService.java:164)
> {code}
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