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Slawomir Jaranowski commented on MSHADE-454: -------------------------------------------- [~patrickjamesbarry] [~delany] please drop a line at dev list about next release - I will try to do it In a few days JDK 21 will be released - so release this fix is reasonable > Shade Plugin does not work with JDK 20 > -------------------------------------- > > Key: MSHADE-454 > URL: https://issues.apache.org/jira/browse/MSHADE-454 > Project: Maven Shade Plugin > Issue Type: Bug > Affects Versions: 3.5.0 > Reporter: Patrick Barry > Assignee: Michael Osipov > Priority: Major > Fix For: 3.5.1 > > > We are trying to use JDK 20 and this was the only plugin we had to > work-around because it would not work. Are there plans to update this plugin > to support JDK 20+? Is there a work-around until changes are made? > > Our current work-around is using assembly plugin, but we use shade plugin in > many of the apps we are migrating and our preference is to continue to use > Shade-plugin. > Currently- if you try to use shade plugin with JDK 20, you get : Unsupported > class file major version 64 > > {noformat} > Error creating shaded jar: Unsupported class file major version 64 > at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 > (MojoExecutor.java:333) > at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute > (MojoExecutor.java:316) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:212) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:174) > at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 > (MojoExecutor.java:75) > at org.apache.maven.lifecycle.internal.MojoExecutor$1.run > (MojoExecutor.java:162) > at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute > (DefaultMojosExecutionStrategy.java:39) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:159) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:105) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:73) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:53) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:118) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173) > at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101) > at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:206) > at jdk.internal.reflect.DirectMethodHandleAccessor.invoke > (DirectMethodHandleAccessor.java:104) > at java.lang.reflect.Method.invoke (Method.java:578) > at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced > (Launcher.java:283) > at org.codehaus.plexus.classworlds.launcher.Launcher.launch > (Launcher.java:226) > at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode > (Launcher.java:407) > at org.codehaus.plexus.classworlds.launcher.Launcher.main > (Launcher.java:348) > Caused by: org.apache.maven.plugin.MojoExecutionException: Error creating > shaded jar: Unsupported class file major version 64 > at org.apache.maven.plugins.shade.mojo.ShadeMojo.execute > (ShadeMojo.java:624) > at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo > (DefaultBuildPluginManager.java:126) > at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 > (MojoExecutor.java:328) > at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute > (MojoExecutor.java:316) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:212) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:174) > at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 > (MojoExecutor.java:75) > at org.apache.maven.lifecycle.internal.MojoExecutor$1.run > (MojoExecutor.java:162) > at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute > (DefaultMojosExecutionStrategy.java:39) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:159) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:105) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:73) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:53) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:118) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173) > at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101) > at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:206) > at jdk.internal.reflect.DirectMethodHandleAccessor.invoke > (DirectMethodHandleAccessor.java:104) > at java.lang.reflect.Method.invoke (Method.java:578) > at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced > (Launcher.java:283) > at org.codehaus.plexus.classworlds.launcher.Launcher.launch > (Launcher.java:226) > at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode > (Launcher.java:407) > at org.codehaus.plexus.classworlds.launcher.Launcher.main > (Launcher.java:348) > Caused by: java.lang.IllegalArgumentException: Unsupported class file major > version 64 > at org.vafer.jdeb.shaded.objectweb.asm.ClassReader.<init> > (ClassReader.java:199) > at org.vafer.jdeb.shaded.objectweb.asm.ClassReader.<init> > (ClassReader.java:180) > at org.vafer.jdeb.shaded.objectweb.asm.ClassReader.<init> > (ClassReader.java:166) > at org.vafer.jdeb.shaded.objectweb.asm.ClassReader.<init> > (ClassReader.java:287) > at org.vafer.jdependency.Clazzpath.addClazzpathUnit (Clazzpath.java:178) > at org.vafer.jdependency.Clazzpath.addClazzpathUnit (Clazzpath.java:151) > at org.apache.maven.plugins.shade.filter.MinijarFilter.<init> > (MinijarFilter.java:104) > at org.apache.maven.plugins.shade.mojo.ShadeMojo.getFilters > (ShadeMojo.java:919) > at org.apache.maven.plugins.shade.mojo.ShadeMojo.execute > (ShadeMojo.java:482) > at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo > (DefaultBuildPluginManager.java:126) > at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2 > (MojoExecutor.java:328) > at org.apache.maven.lifecycle.internal.MojoExecutor.doExecute > (MojoExecutor.java:316) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:212) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:174) > at org.apache.maven.lifecycle.internal.MojoExecutor.access$000 > (MojoExecutor.java:75) > at org.apache.maven.lifecycle.internal.MojoExecutor$1.run > (MojoExecutor.java:162) > at org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute > (DefaultMojosExecutionStrategy.java:39) > at org.apache.maven.lifecycle.internal.MojoExecutor.execute > (MojoExecutor.java:159) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:105) > at > org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject > (LifecycleModuleBuilder.java:73) > at > org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build > (SingleThreadedBuilder.java:53) > at org.apache.maven.lifecycle.internal.LifecycleStarter.execute > (LifecycleStarter.java:118) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:261) > at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:173) > at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:101) > at org.apache.maven.cli.MavenCli.execute (MavenCli.java:906) > at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:283) > at org.apache.maven.cli.MavenCli.main (MavenCli.java:206) > at jdk.internal.reflect.DirectMethodHandleAccessor.invoke > (DirectMethodHandleAccessor.java:104) > at java.lang.reflect.Method.invoke (Method.java:578) > at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced > (Launcher.java:283) > at org.codehaus.plexus.classworlds.launcher.Launcher.launch > (Launcher.java:226) > at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode > (Launcher.java:407) > at org.codehaus.plexus.classworlds.launcher.Launcher.main > (Launcher.java:348){noformat} -- This message was sent by Atlassian Jira (v8.20.10#820010)