[WICKET-6897] Javadoc build fails on fresh checkout of master or rel/wicket-9.3.0

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 9.3.0
• Fix Version/s: 9.4.0, 10.0.0-M1
• Component/s: wicket
• Environment: Java 16.0.1 (Oracle) ; MacOS 11.4
• Assignee: Martin Tzvetanov Grigorov
• Reporter: Jonathan Locke
• Created: 24/Jun/21 15:15
• Updated: 25/Jun/21 12:59
• Resolved: 24/Jun/21 22:41

Description

could be some kind of setup error, but mvn clean install with java 16.0.1 installed produces:

[ERROR] MavenReportException: Error while generating Javadoc:
Exit code: 1 - javadoc: error - invalid flag: --no-module-directoriesCommand line was: /Library/Java/JavaVirtualMachines/jdk-16.0.1.jdk/Contents/Home/bin/javadoc -J-Xmx256m -J-Xms128m --no-module-directories @options @packagesRefer to the generated Javadoc files in '/Users/jonathan/Workspaces/Wicket/wicket/wicket-request/target/apidocs' dir.org.apache.maven.reporting.MavenReportException:
Exit code: 1 - javadoc: error - invalid flag: --no-module-directoriesCommand line was: /Library/Java/JavaVirtualMachines/jdk-16.0.1.jdk/Contents/Home/bin/javadoc -J-Xmx256m -J-Xms128m --no-module-directories @options @packagesRefer to the generated Javadoc files in '/Users/jonathan/Workspaces/Wicket/wicket/wicket-request/target/apidocs' dir.