[jira] [Created] (HADOOP-17179) [JDK 11] Fix javadoc error while detecting Java API link

["Akira Ajisaka (Jira)" <ji...@apache.org>]

Akira Ajisaka created HADOOP-17179:
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             Summary: [JDK 11] Fix javadoc error while detecting Java API link
                 Key: HADOOP-17179
                 URL: https://issues.apache.org/jira/browse/HADOOP-17179
             Project: Hadoop Common
          Issue Type: Bug
          Components: build
            Reporter: Akira Ajisaka
            Assignee: Akira Ajisaka


{noformat}
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-javadoc-plugin:3.0.1:javadoc-no-fork (default-cli) on project hadoop-hdfs-rbf: An error has occurred in Javadoc report generation: 
[ERROR] Exit code: 1 - javadoc: warning - You have specified the HTML version as HTML 4.01 by using the -html4 option.
[ERROR] The default is currently HTML5 and the support for HTML 4.01 will be removed
[ERROR] in a future release. To suppress this warning, please ensure that any HTML constructs
[ERROR] in your comments are valid in HTML5, and remove the -html4 option.
[ERROR] javadoc: error - The code being documented uses modules but the packages defined in https://docs.oracle.com/javase/8/docs/api/ are in the unnamed module.
{noformat}



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