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From "Steve Loughran (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MSITE-748) EmptyStackException on xdoc toc macro usage
Date Wed, 06 Sep 2017 16:53:00 GMT

    [ https://issues.apache.org/jira/browse/MSITE-748?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16155663#comment-16155663
] 

Steve Loughran commented on MSITE-748:
--------------------------------------

Seen this too. Getting rid of all #### tags made it go away.

> EmptyStackException on xdoc toc macro usage
> -------------------------------------------
>
>                 Key: MSITE-748
>                 URL: https://issues.apache.org/jira/browse/MSITE-748
>             Project: Maven Site Plugin
>          Issue Type: Bug
>    Affects Versions: 3.4
>         Environment: Ubuntu 12.04 64bit
>            Reporter: Roman Ivanov
>            Priority: Minor
>
> repository https://github.com/checkstyle/checkstyle
> update src/xdocs/config.xml, to add Content section conrtaining toc macro like this:
> {code}
>   <body>
>     <section name="Content">
>       <macro name="toc">
>         <param name="fromDepth" value="1"/>
>         <param name="toDepth" value="1"/>
>       </macro>
>     </section>
>     <section name="Overview">
> {code}
> build a site by command:
> {code}
> mvn -X clean site -Dlinkcheck.skip=true -Dmaven.javadoc.skip=true -DskipTests -DskipITs
-Dpmd.skip=true -Dfindbugs.skip=true -Dcobertura.skip=true -Dcheckstyle.ant.skip=true
> {code}
> Exception:
> {code}
> [DEBUG] Generating /home/rivanov/java/git-others/checkstyle/checkstyle/target/site/config.html
> [DEBUG] Validating: /home/rivanov/java/git-others/checkstyle/checkstyle/src/xdocs/config.xml
> [DEBUG] Validating the content...
> [WARNING] <title> was already defined in <properties>, ignored <title>
in <head>.
> [DEBUG] Unrecognized xdoc tag: <link> at [17:70]
> [DEBUG] Unrecognized xdoc tag: <link> at [18:76]
> [warn] <title> was already defined in <properties>, ignored <title>
in <head>.
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD FAILURE
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 27.049s
> [INFO] Finished at: Wed Jun 24 21:34:25 PDT 2015
> [INFO] Final Memory: 59M/472M
> [INFO] ------------------------------------------------------------------------
> [ERROR] Failed to execute goal org.apache.maven.plugins:maven-site-plugin:3.4:site (default-site)
on project checkstyle: Execution default-site of goal org.apache.maven.plugins:maven-site-plugin:3.4:site
failed. EmptyStackException -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-site-plugin:3.4:site
(default-site) on project checkstyle: Execution default-site of goal org.apache.maven.plugins:maven-site-plugin:3.4:site
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:497)
> 	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-site of
goal org.apache.maven.plugins:maven-site-plugin:3.4:site 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.util.EmptyStackException
> 	at java.util.Stack.peek(Stack.java:102)
> 	at org.apache.maven.doxia.index.IndexingSink.peek(IndexingSink.java:292)
> 	at org.apache.maven.doxia.index.IndexingSink.text(IndexingSink.java:239)
> 	at org.apache.maven.doxia.module.xdoc.XdocParser.handleSectionStart(XdocParser.java:505)
> 	at org.apache.maven.doxia.module.xdoc.XdocParser.handleStartTag(XdocParser.java:199)
> 	at org.apache.maven.doxia.parser.AbstractXmlParser.parseXml(AbstractXmlParser.java:235)
> 	at org.apache.maven.doxia.parser.AbstractXmlParser.parse(AbstractXmlParser.java:145)
> 	at org.apache.maven.doxia.parser.XhtmlBaseParser.parse(XhtmlBaseParser.java:96)
> 	at org.apache.maven.doxia.module.xdoc.XdocParser.parse(XdocParser.java:120)
> 	at org.apache.maven.doxia.macro.toc.TocMacro.execute(TocMacro.java:117)
> 	at org.apache.maven.doxia.parser.AbstractParser.executeMacro(AbstractParser.java:120)
> 	at org.apache.maven.doxia.module.xdoc.XdocParser.handleMacroEnd(XdocParser.java:405)
> 	at org.apache.maven.doxia.module.xdoc.XdocParser.handleEndTag(XdocParser.java:305)
> 	at org.apache.maven.doxia.parser.AbstractXmlParser.parseXml(AbstractXmlParser.java:239)
> 	at org.apache.maven.doxia.parser.AbstractXmlParser.parse(AbstractXmlParser.java:145)
> 	at org.apache.maven.doxia.parser.XhtmlBaseParser.parse(XhtmlBaseParser.java:96)
> 	at org.apache.maven.doxia.module.xdoc.XdocParser.parse(XdocParser.java:120)
> 	at org.apache.maven.doxia.DefaultDoxia.parse(DefaultDoxia.java:65)
> 	at org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.renderDocument(DefaultSiteRenderer.java:398)
> 	at org.apache.maven.doxia.siterenderer.DoxiaDocumentRenderer.renderDocument(DoxiaDocumentRenderer.java:51)
> 	at org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.renderModule(DefaultSiteRenderer.java:311)
> 	at org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render(DefaultSiteRenderer.java:129)
> 	at org.apache.maven.plugins.site.render.SiteMojo.renderDoxiaDocuments(SiteMojo.java:261)
> 	at org.apache.maven.plugins.site.render.SiteMojo.renderLocale(SiteMojo.java:172)
> 	at org.apache.maven.plugins.site.render.SiteMojo.execute(SiteMojo.java:141)
> 	at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:101)
> 	... 20 more
> {code}
> Note:
> other pages have Content segments and site generation works fine.



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