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Posted to commits@hudi.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/08/19 13:45:00 UTC
[jira] [Commented] (HUDI-2321) Fix ClassLoader error due to
HoodieConfig$setDefaults() method call reflection
[ https://issues.apache.org/jira/browse/HUDI-2321?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17401696#comment-17401696 ]
ASF GitHub Bot commented on HUDI-2321:
--------------------------------------
swuferhong opened a new pull request #3505:
URL: https://github.com/apache/hudi/pull/3505
…ethod call reflection
## *Tips*
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- *Please review https://hudi.apache.org/contribute/how-to-contribute before opening a pull request.*
## What is the purpose of the pull request
Fix ClassLoader error due to HoodieConfig$setDefaults() method call reflection. In method HoodieConfig$setDefaults(), we use `ReflectionUtils.getClass(configClassName);` to get configClass. In this method, using `Class.forName(clazzName, true, Thread.currentThread().getContextClassLoader());` to get ClassLoader. However, `currentThread().getContextClassLoader()` is unreasonable while runtime environment changes. The error log is as follows：
`
... 12 more
Caused by: org.apache.hudi.exception.HoodieException: Unable to load class
at org.apache.hudi.common.util.ReflectionUtils.getClass(ReflectionUtils.java:58) ~[?:?]
at org.apache.hudi.common.config.HoodieConfig.setDefaults(HoodieConfig.java:100) ~[?:?]
at org.apache.hudi.config.HoodieCompactionConfig.access$100(HoodieCompactionConfig.java:51) ~[?:?]
at org.apache.hudi.config.HoodieCompactionConfig$Builder.build(HoodieCompactionConfig.java:430) ~[?:?]
at org.apache.hudi.util.StreamerUtil.getHoodieClientConfig(StreamerUtil.java:171) ~[?:?]
at org.apache.hudi.util.StreamerUtil.createWriteClient(StreamerUtil.java:315) ~[?:?]
at org.apache.hudi.sink.StreamWriteOperatorCoordinator.start(StreamWriteOperatorCoordinator.java:158) ~[?:?]
at org.apache.flink.runtime.operators.coordination.OperatorCoordinatorHolder.start(OperatorCoordinatorHolder.java:194) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.scheduler.DefaultOperatorCoordinatorHandler.startAllOperatorCoordinators(DefaultOperatorCoordinatorHandler.java:107) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.scheduler.SchedulerBase.startScheduling(SchedulerBase.java:662) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.scheduler.SchedulerNG.recoverAndStartScheduling(SchedulerNG.java:73) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.jobmaster.JobMaster.startJobExecution(JobMaster.java:897) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.jobmaster.JobMaster.onStart(JobMaster.java:393) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.rpc.RpcEndpoint.internalCallOnStart(RpcEndpoint.java:181) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.rpc.akka.AkkaRpcActor$StoppedState.start(AkkaRpcActor.java:605) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleControlMessage(AkkaRpcActor.java:180) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:26) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:21) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:123) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:21) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:170) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
... 12 more
Caused by: java.lang.ClassNotFoundException: org.apache.hudi.config.HoodieCompactionConfig
at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[?:1.8.0_102]
at java.lang.ClassLoader.loadClass(ClassLoader.java:448) ~[?:1.8.0_102]
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) ~[?:1.8.0_102]
at java.lang.ClassLoader.loadClass(ClassLoader.java:380) ~[?:1.8.0_102]
at java.lang.Class.forName0(Native Method) ~[?:1.8.0_102]
at java.lang.Class.forName(Class.java:348) ~[?:1.8.0_102]
at org.apache.hudi.common.util.ReflectionUtils.getClass(ReflectionUtils.java:54) ~[?:?]
at org.apache.hudi.common.config.HoodieConfig.setDefaults(HoodieConfig.java:100) ~[?:?]
at org.apache.hudi.config.HoodieCompactionConfig.access$100(HoodieCompactionConfig.java:51) ~[?:?]
at org.apache.hudi.config.HoodieCompactionConfig$Builder.build(HoodieCompactionConfig.java:430) ~[?:?]
at org.apache.hudi.util.StreamerUtil.getHoodieClientConfig(StreamerUtil.java:171) ~[?:?]
at org.apache.hudi.util.StreamerUtil.createWriteClient(StreamerUtil.java:315) ~[?:?]
at org.apache.hudi.sink.StreamWriteOperatorCoordinator.start(StreamWriteOperatorCoordinator.java:158) ~[?:?]
at org.apache.flink.runtime.operators.coordination.OperatorCoordinatorHolder.start(OperatorCoordinatorHolder.java:194) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.scheduler.DefaultOperatorCoordinatorHandler.startAllOperatorCoordinators(DefaultOperatorCoordinatorHandler.java:107) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.scheduler.SchedulerBase.startScheduling(SchedulerBase.java:662) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.scheduler.SchedulerNG.recoverAndStartScheduling(SchedulerNG.java:73) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.jobmaster.JobMaster.startJobExecution(JobMaster.java:897) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.jobmaster.JobMaster.onStart(JobMaster.java:393) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.rpc.RpcEndpoint.internalCallOnStart(RpcEndpoint.java:181) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.rpc.akka.AkkaRpcActor$StoppedState.start(AkkaRpcActor.java:605) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleControlMessage(AkkaRpcActor.java:180) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:26) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:21) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:123) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:21) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:170) ~[flink-dist_2.11-1.13-vvr-4.0.9-rc8-SNAPSHOT.jar:1.13-vvr-4.0.9-rc8-SNAPSHOT]
... 12 more
`
## Brief change log
*(for example:)*
- *Modify AnnotationLocation checkstyle rule in checkstyle.xml*
## Verify this pull request
*(Please pick either of the following options)*
This pull request is a trivial rework / code cleanup without any test coverage.
*(or)*
This pull request is already covered by existing tests, such as *(please describe tests)*.
(or)
This change added tests and can be verified as follows:
*(example:)*
- *Added integration tests for end-to-end.*
- *Added HoodieClientWriteTest to verify the change.*
- *Manually verified the change by running a job locally.*
## Committer checklist
- [ ] Has a corresponding JIRA in PR title & commit
- [ ] Commit message is descriptive of the change
- [ ] CI is green
- [ ] Necessary doc changes done or have another open PR
- [ ] For large changes, please consider breaking it into sub-tasks under an umbrella JIRA.
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> Fix ClassLoader error due to HoodieConfig$setDefaults() method call reflection
> ------------------------------------------------------------------------------
>
> Key: HUDI-2321
> URL: https://issues.apache.org/jira/browse/HUDI-2321
> Project: Apache Hudi
> Issue Type: Bug
> Components: configs
> Reporter: Zheng yunhong
> Priority: Major
> Fix For: 0.10.0
>
>
> Fix ClassLoader error due to HoodieConfig$setDefaults() method call reflection.
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