Graham Leggett created MJAVADOC-604:
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Summary: javadoc:fix on JDK8: NullPointerException
Key: MJAVADOC-604
URL: https://issues.apache.org/jira/browse/MJAVADOC-604
Project: Maven Javadoc Plugin
Issue Type: Bug
Affects Versions: 3.1.0
Reporter: Graham Leggett
While attempting to run javadoc:fix on JDK8, we get the following
NullPointerException:
[ERROR] Failed to execute goal
org.apache.maven.plugins:maven-javadoc-plugin:3.1.0:fix (default-cli) on
project x-db: Execution default-cli of goal
org.apache.maven.plugins:maven-javadoc-plugin:3.1.0:fix failed.
NullPointerException -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal
org.apache.maven.plugins:maven-javadoc-plugin:3.1.0:fix (default-cli) on
project x-db: Execution default-cli of goal
org.apache.maven.plugins:maven-javadoc-plugin:3.1.0:fix failed.
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:225)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84)
at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)
at
org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)
at
org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:320)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:141)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)
at
org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)
at
org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)
at
org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)
Caused by: org.apache.maven.plugin.PluginExecutionException: Execution
default-cli of goal org.apache.maven.plugins:maven-javadoc-plugin:3.1.0:fix
failed.
at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:110)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209)
... 19 more
Caused by: java.lang.NullPointerException
at
org.apache.maven.plugins.javadoc.AbstractFixJavadocMojo.writeParamTag(AbstractFixJavadocMojo.java:2119)
at
org.apache.maven.plugins.javadoc.AbstractFixJavadocMojo.updateJavadocTags(AbstractFixJavadocMojo.java:2011)
at
org.apache.maven.plugins.javadoc.AbstractFixJavadocMojo.updateJavadocTags(AbstractFixJavadocMojo.java:1923)
at
org.apache.maven.plugins.javadoc.AbstractFixJavadocMojo.updateJavadocComment(AbstractFixJavadocMojo.java:1755)
at
org.apache.maven.plugins.javadoc.AbstractFixJavadocMojo.updateEntityComment(AbstractFixJavadocMojo.java:1621)
at
org.apache.maven.plugins.javadoc.AbstractFixJavadocMojo.fixMethodComment(AbstractFixJavadocMojo.java:1475)
at
org.apache.maven.plugins.javadoc.AbstractFixJavadocMojo.processFix(AbstractFixJavadocMojo.java:1089)
at
org.apache.maven.plugins.javadoc.AbstractFixJavadocMojo.execute(AbstractFixJavadocMojo.java:472)
at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101)
... 20 more
[ERROR]
[ERROR]
[ERROR] For more information about the errors and possible solutions, please
read the following articles:
[ERROR] [Help 1]
http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException
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