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https://issues.apache.org/jira/browse/FLINK-7679?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16248521#comment-16248521
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ASF GitHub Bot commented on FLINK-7679:
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GitHub user yew1eb opened a pull request:
https://github.com/apache/flink/pull/5001
[FLINK-7679][build[[java9] Upgrade maven enforcer plugin to 3.0.0-M1
## What is the purpose of the change
Maven enforcer plugin fails after Java 9 build 175
[(MENFORCER-274)](https://issues.apache.org/jira/browse/MENFORCER-274) Let's
upgrade the version to 3.0.0 when released.
## Brief change log
* Bump `maven-enforcer-plugin` version from 1.4.1 to 3.0.0-M1.
## Verifying this change
This change is a trivial rework / code cleanup without any test coverage.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (**yes** / no)
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: (yes / **no**)
- The serializers: (yes / **no** / don't know)
- The runtime per-record code paths (performance sensitive): (yes /
**no** / don't know)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Yarn/Mesos, ZooKeeper: (yes / **no** / don't know)
- The S3 file system connector: (yes / **no** / don't know)
## Documentation
- Does this pull request introduce a new feature? (yes / **no**)
- If yes, how is the feature documented? (not applicable / docs /
JavaDocs / **not documented**)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/yew1eb/flink FLINK-7679
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/5001.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #5001
----
commit fdfacfd4de50344d1f68609b4d1c84cb04c23f93
Author: yew1eb <yew...@gmail.com>
Date: 2017-11-08T16:46:03Z
[FLINK-7679][build[[java9] Upgrade maven enforcer plugin to 3.0.0-M1
----
> Upgrade maven enforcer plugin to 3.0.0-M1
> -----------------------------------------
>
> Key: FLINK-7679
> URL: https://issues.apache.org/jira/browse/FLINK-7679
> Project: Flink
> Issue Type: Sub-task
> Components: Build System
> Reporter: Ted Yu
> Assignee: Hai Zhou UTC+8
>
> I got the following build error against Java 9:
> {code}
> [ERROR] Failed to execute goal
> org.apache.maven.plugins:maven-enforcer-plugin:1.4.1:enforce (enforce-maven)
> on project flink-parent: Execution enforce-maven of goal
> org.apache.maven.plugins:maven-enforcer-plugin:1.4.1:enforce failed: An API
> incompatibility was encountered while executing
> org.apache.maven.plugins:maven-enforcer-plugin:1.4.1:enforce:
> java.lang.ExceptionInInitializerError: null
> [ERROR] -----------------------------------------------------
> [ERROR] realm = plugin>org.apache.maven.plugins:maven-enforcer-plugin:1.4.1
> [ERROR] strategy = org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy
> [ERROR] urls[0] =
> file:/home/hbase/.m2/repository/org/apache/maven/plugins/maven-enforcer-plugin/1.4.1/maven-enforcer-plugin-1.4.1.jar
> {code}
> Upgrading maven enforcer plugin to 3.0.0-M1 would get over the above error.
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