[MCOMPILER-455] preparePaths does not take toolchain into account when parsing module-info.class

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 3.8.1
• Fix Version/s: 3.9.0
• Labels: modularization module modules toolchain toolchains
• Assignee: Sylwester Lachiewicz
• Reporter: Benjamin Marwell
• Created: 10/Feb/21 13:29
• Updated: 04/Jul/21 07:56
• Resolved: 04/Jul/21 07:56

Description

If you re-compile modules (e.g. via second execution of mvn compile), the CompileMojo tries to read existing module descriptors. If you used toolchains to compile those, this process will fail:

 

Caused by: java.lang.module.InvalidModuleDescriptorException: Unsupported major.minor version 59.0
    at jdk.internal.module.ModuleInfo.invalidModuleDescriptor (ModuleInfo.java:1091)
    at jdk.internal.module.ModuleInfo.doRead (ModuleInfo.java:195)
    at jdk.internal.module.ModuleInfo.read (ModuleInfo.java:131)
    at java.lang.module.ModuleDescriptor.read (ModuleDescriptor.java:2487)
    at org.codehaus.plexus.languages.java.jpms.BinaryModuleInfoParser.parse (BinaryModuleInfoParser.java:35)
    at org.codehaus.plexus.languages.java.jpms.AbstractBinaryModuleInfoParser.getModuleDescriptor (AbstractBinaryModuleInfoParser.java:45)
    at org.codehaus.plexus.languages.java.jpms.LocationManager.resolvePaths (LocationManager.java:127)
    at org.apache.maven.plugin.compiler.CompilerMojo.preparePaths (CompilerMojo.java:238)
    at org.apache.maven.plugin.compiler.AbstractCompilerMojo.execute (AbstractCompilerMojo.java:792)
    at org.apache.maven.plugin.compiler.CompilerMojo.execute (CompilerMojo.java:187)

Test project: https://github.com/torakiki/testme
Reproduce:

• git clone https://github.com/torakiki/testme.git
• cd testme
• mvn compile
• mvn compile

Issue Links

• links to: codehaus-plexus/plexus-languages#64