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Posted to dev@flink.apache.org by "Canbin Zheng (Jira)" <ji...@apache.org> on 2020/04/01 08:51:00 UTC
[jira] [Created] (FLINK-16913)
ReadableConfigToConfigurationAdapter#getEnum throws
UnsupportedOperationException
Canbin Zheng created FLINK-16913:
------------------------------------
Summary: ReadableConfigToConfigurationAdapter#getEnum throws UnsupportedOperationException
Key: FLINK-16913
URL: https://issues.apache.org/jira/browse/FLINK-16913
Project: Flink
Issue Type: Improvement
Components: Runtime / Configuration
Affects Versions: 1.10.0
Reporter: Canbin Zheng
Fix For: 1.10.1, 1.11.0
Attachments: image-2020-04-01-16-46-13-122.png
Steps to reproduce the issue:
# Set flink-conf.yaml
** state.backend: rocksdb
** state.checkpoints.dir: hdfs:///flink-checkpoints
** state.savepoints.dir: hdfs:///flink-checkpoints
# Start a Kubernetes session cluster
# Submit a job to the session cluster following a UnsupportedOperationException
{code:java}
The program finished with the following exception:org.apache.flink.client.program.ProgramInvocationException: The main method caused an error: The adapter does not support this method
at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:335)
at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:205)
at org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:143)
at org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:659)
at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:210)
at org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:890)
at org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:963)
at org.apache.flink.runtime.security.contexts.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30)
at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:963)
Caused by: java.lang.UnsupportedOperationException: The adapter does not support this method
at org.apache.flink.configuration.ReadableConfigToConfigurationAdapter.getEnum(ReadableConfigToConfigurationAdapter.java:258)
at org.apache.flink.contrib.streaming.state.RocksDBStateBackend.<init>(RocksDBStateBackend.java:336)
at org.apache.flink.contrib.streaming.state.RocksDBStateBackend.configure(RocksDBStateBackend.java:394)
at org.apache.flink.contrib.streaming.state.RocksDBStateBackendFactory.createFromConfig(RocksDBStateBackendFactory.java:47)
at org.apache.flink.contrib.streaming.state.RocksDBStateBackendFactory.createFromConfig(RocksDBStateBackendFactory.java:32)
at org.apache.flink.runtime.state.StateBackendLoader.loadStateBackendFromConfig(StateBackendLoader.java:154)
at org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.loadStateBackend(StreamExecutionEnvironment.java:792)
at org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.configure(StreamExecutionEnvironment.java:761)
at org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.<init>(StreamExecutionEnvironment.java:217)
at org.apache.flink.client.program.StreamContextEnvironment.<init>(StreamContextEnvironment.java:53)
at org.apache.flink.client.program.StreamContextEnvironment.lambda$setAsContext$2(StreamContextEnvironment.java:103)
at java.util.Optional.map(Optional.java:215)
at org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.getExecutionEnvironment(StreamExecutionEnvironment.java:1882)
at org.apache.flink.streaming.examples.socket.SocketWindowWordCount.main(SocketWindowWordCount.java:62)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:321)
... 8 more
{code}
The call stack is:
I am wondering why we introduce {{ReadableConfigToConfigurationAdapter}} to wrap the {{Configuration}} but leave many of the methods in it to throw UnsupportedOperationException that causes problems. Why don't we use {{Configuration}} object directly?
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