Gili created MJAVADOC-553:
-----------------------------
Summary: Unsupported class file major version 55
Key: MJAVADOC-553
URL: https://issues.apache.org/jira/browse/MJAVADOC-553
Project: Maven Javadoc Plugin
Issue Type: Bug
Components: javadoc
Affects Versions: 3.0.1
Environment: Maven 3.6.0
Reporter: Gili
When running {{javadoc:javadoc}} against a Java 11 project, I get the following
exception:
{code}
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal
org.apache.maven.plugins:maven-javadoc-plugin:3.0.1:javadoc (default-cli) on
project requirements-java: Execution default-cli of goal
org.apache.maven.plugins:maven-javadoc-plugin:3.0.1:javadoc failed: Unsupported
class file major version 55
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:213)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:154)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:146)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:117)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:81)
at
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
(SingleThreadedBuilder.java:56)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute
(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
at org.apache.maven.cli.MavenCli.execute (MavenCli.java:954)
at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke
(NativeMethodAccessorImpl.java:62)
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke
(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke (Method.java:566)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced
(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch
(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main
(Launcher.java:356)
at org.codehaus.classworlds.Launcher.main (Launcher.java:47)
Caused by: org.apache.maven.plugin.PluginExecutionException: Execution
default-cli of goal org.apache.maven.plugins:maven-javadoc-plugin:3.0.1:javadoc
failed: Unsupported class file major version 55
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo
(DefaultBuildPluginManager.java:148)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:208)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:154)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:146)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:117)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:81)
at
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
(SingleThreadedBuilder.java:56)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute
(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
at org.apache.maven.cli.MavenCli.execute (MavenCli.java:954)
at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke
(NativeMethodAccessorImpl.java:62)
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke
(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke (Method.java:566)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced
(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch
(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main
(Launcher.java:356)
at org.codehaus.classworlds.Launcher.main (Launcher.java:47)
Caused by: java.lang.IllegalArgumentException: Unsupported class file major
version 55
at org.objectweb.asm.ClassReader.<init> (ClassReader.java:166)
at org.objectweb.asm.ClassReader.<init> (ClassReader.java:148)
at org.objectweb.asm.ClassReader.<init> (ClassReader.java:136)
at org.objectweb.asm.ClassReader.<init> (ClassReader.java:237)
at org.codehaus.plexus.languages.java.jpms.AsmModuleInfoParser.parse
(AsmModuleInfoParser.java:115)
at
org.codehaus.plexus.languages.java.jpms.AsmModuleInfoParser.getModuleDescriptor
(AsmModuleInfoParser.java:99)
at org.codehaus.plexus.languages.java.jpms.LocationManager.resolvePaths
(LocationManager.java:127)
at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.addJavadocOptions
(AbstractJavadocMojo.java:4696)
at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.executeReport
(AbstractJavadocMojo.java:2069)
at org.apache.maven.plugins.javadoc.JavadocReport.generate
(JavadocReport.java:134)
at org.apache.maven.plugins.javadoc.JavadocReport.doExecute
(JavadocReport.java:329)
at org.apache.maven.plugins.javadoc.AbstractJavadocMojo.execute
(AbstractJavadocMojo.java:1912)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo
(DefaultBuildPluginManager.java:137)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:208)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:154)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute
(MojoExecutor.java:146)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:117)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject
(LifecycleModuleBuilder.java:81)
at
org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build
(SingleThreadedBuilder.java:56)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute
(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:305)
at org.apache.maven.DefaultMaven.doExecute (DefaultMaven.java:192)
at org.apache.maven.DefaultMaven.execute (DefaultMaven.java:105)
at org.apache.maven.cli.MavenCli.execute (MavenCli.java:954)
at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0 (Native Method)
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke
(NativeMethodAccessorImpl.java:62)
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke
(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke (Method.java:566)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced
(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch
(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode
(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main
(Launcher.java:356)
at org.codehaus.classworlds.Launcher.main (Launcher.java:47)
{code}
Workaround: Upgrade ASM dependency
{code}
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<dependencies>
<dependency>
<groupId>org.ow2.asm</groupId>
<artifactId>asm</artifactId>
<version>7.0</version>
</dependency>
</dependencies>
</plugin>
{code}
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