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Posted to issues@commons.apache.org by "Gary D. Gregory (Jira)" <ji...@apache.org> on 2019/09/26 00:11:00 UTC

[jira] [Closed] (BCEL-328) java.util.EmptyStackException at org.apache.bcel.classfile.DescendingVisitor.visitModule (DescendingVisitor.java:592)

     [ https://issues.apache.org/jira/browse/BCEL-328?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gary D. Gregory closed BCEL-328.
--------------------------------
    Resolution: Fixed

In git master.

> java.util.EmptyStackException at org.apache.bcel.classfile.DescendingVisitor.visitModule (DescendingVisitor.java:592)
> ---------------------------------------------------------------------------------------------------------------------
>
>                 Key: BCEL-328
>                 URL: https://issues.apache.org/jira/browse/BCEL-328
>             Project: Commons BCEL
>          Issue Type: Bug
>    Affects Versions: 6.4.0
>            Reporter: Gary D. Gregory
>            Priority: Major
>             Fix For: 6.4.1
>
>
> {noformat}
> ---------- Forwarded message ---------
> From: Gary Gregory <ga...@gmail.com>
> Date: Wed, Sep 25, 2019 at 5:54 PM
> Subject: [bcel] java.util.EmptyStackException at org.apache.bcel.classfile.DescendingVisitor.visitModule (DescendingVisitor.java:592)
> To: Commons Developers List <de...@commons.apache.org>
> Hi All & Mark Roberts,
> It looks like I/we did not test BCEL 6.4.0 well enough or broadly enough.
> If I take git master for Apache Commons Pool and update the site report from 6.3.1 to 6.4.0:
> diff --git a/pom.xml b/pom.xml
> index c60f6a7..5207358 100644
> --- a/pom.xml
> +++ b/pom.xml
> @@ -213,7 +213,7 @@
>                <dependency>
>                  <groupId>org.apache.bcel</groupId>
>                  <artifactId>bcel</artifactId>
> -                <version>6.3.1</version>
> +                <version>6.4.0</version>
>                </dependency>
>              </dependencies>
>            </plugin>
> I get:
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD FAILURE
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time:  06:11 min
> [INFO] Finished at: 2019-09-25T16:19:15-04:00
> [INFO] ------------------------------------------------------------------------
> [ERROR] Failed to execute goal org.apache.maven.plugins:maven-site-plugin:3.7.1:site (default-site) on project commons-pool2: Execution default-site of goal org.apache.maven.plugins:maven-site-plugin:3.7.1:site failed.: EmptyStackException -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.apache.maven.plugins:maven-site-plugin:3.7.1:site (default-site) on project commons-pool2: Execution default-site of goal org.apache.maven.plugins:maven-site-plugin:3.7.1:site failed.
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:215)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
>     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:956)
>     at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
>     at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
>     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:282)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
> Caused by: org.apache.maven.plugin.PluginExecutionException: Execution default-site of goal org.apache.maven.plugins:maven-site-plugin:3.7.1:site failed.
>     at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:148)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:210)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
>     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:956)
>     at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
>     at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
>     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:282)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
> Caused by: java.util.EmptyStackException
>     at java.util.Stack.peek (Stack.java:102)
>     at java.util.Stack.pop (Stack.java:84)
>     at org.apache.bcel.classfile.DescendingVisitor.visitModule (DescendingVisitor.java:592)
>     at org.apache.bcel.classfile.Module.accept (Module.java:102)
>     at org.apache.bcel.classfile.DescendingVisitor.visitJavaClass (DescendingVisitor.java:102)
>     at org.apache.bcel.classfile.JavaClass.accept (JavaClass.java:213)
>     at org.apache.maven.shared.jar.classes.JarClassesAnalysis.analyze (JarClassesAnalysis.java:132)
>     at org.apache.maven.report.projectinfo.dependencies.Dependencies.getJarDependencyDetails (Dependencies.java:258)
>     at org.apache.maven.report.projectinfo.dependencies.renderer.DependenciesRenderer.hasSealed (DependenciesRenderer.java:1142)
>     at org.apache.maven.report.projectinfo.dependencies.renderer.DependenciesRenderer.renderSectionDependencyFileDetails (DependenciesRenderer.java:531)
>     at org.apache.maven.report.projectinfo.dependencies.renderer.DependenciesRenderer.renderBody (DependenciesRenderer.java:230)
>     at org.apache.maven.reporting.AbstractMavenReportRenderer.render (AbstractMavenReportRenderer.java:80)
>     at org.apache.maven.report.projectinfo.DependenciesReport.executeReport (DependenciesReport.java:162)
>     at org.apache.maven.reporting.AbstractMavenReport.generate (AbstractMavenReport.java:251)
>     at org.apache.maven.plugins.site.render.ReportDocumentRenderer.renderDocument (ReportDocumentRenderer.java:230)
>     at org.apache.maven.doxia.siterenderer.DefaultSiteRenderer.render (DefaultSiteRenderer.java:349)
>     at org.apache.maven.plugins.site.render.SiteMojo.renderLocale (SiteMojo.java:198)
>     at org.apache.maven.plugins.site.render.SiteMojo.execute (SiteMojo.java:147)
>     at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo (DefaultBuildPluginManager.java:137)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:210)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:156)
>     at org.apache.maven.lifecycle.internal.MojoExecutor.execute (MojoExecutor.java:148)
>     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:956)
>     at org.apache.maven.cli.MavenCli.doMain (MavenCli.java:288)
>     at org.apache.maven.cli.MavenCli.main (MavenCli.java:192)
>     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:282)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.launch (Launcher.java:225)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode (Launcher.java:406)
>     at org.codehaus.plexus.classworlds.launcher.Launcher.main (Launcher.java:347)
> [ERROR]
> [ERROR] Re-run Maven using the -X switch to enable full debug logging.
> [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
> We are clearly missing some unit tests :-( 
> Looking at org.apache.bcel.classfile.DescendingVisitor.visitModule (DescendingVisitor.java:592), the problem seems like push/pop are unbalanced:
>     /** @since 6.4.0 */
>     @Override
>     public void visitModule(final Module obj) {
>         stack.push(obj);
>         obj.accept(visitor);
>         final ModuleRequires[] rtable = obj.getRequiresTable();
>         for (final ModuleRequires element : rtable) {
>             element.accept(this);
>         }
>         final ModuleExports[] etable = obj.getExportsTable();
>         for (final ModuleExports element : etable) {
>             element.accept(this);
>         }
>         stack.pop();
>         final ModuleOpens[] otable = obj.getOpensTable();
>         for (final ModuleOpens element : otable) {
>             element.accept(this);
>         }
>         stack.pop();
>         final ModuleProvides[] ptable = obj.getProvidesTable();
>         for (final ModuleProvides element : ptable) {
>             element.accept(this);
>         }
>         stack.pop();
>     }
> Mark?
> Gary
> {noformat}



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