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https://issues.apache.org/jira/browse/MENFORCER-319?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16686514#comment-16686514
]
ASF GitHub Bot commented on MENFORCER-319:
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khmarbaise commented on issue #45: [MENFORCER-319] Handle UTF-8 BOM when
parsing pom.xml files
URL: https://github.com/apache/maven-enforcer/pull/45#issuecomment-438667508
Please don't change existing tests...please add a new one!
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> UTF-8 BOM in pom.xml breaks banDuplicatePomDependencyVersions rule
> ------------------------------------------------------------------
>
> Key: MENFORCER-319
> URL: https://issues.apache.org/jira/browse/MENFORCER-319
> Project: Maven Enforcer Plugin
> Issue Type: Bug
> Components: Standard Rules
> Affects Versions: 3.0.0-M2
> Reporter: Václav Haisman
> Priority: Major
> Attachments:
> Handle_parsing_of_pom_xml_in_BanDuplicatePomDependencyVersions_java_similarly_to_how_actua.patch,
> pom.xml
>
>
> Having UTF-8 BOM at the beginning of {{pom.xml}} causes the
> banDuplicatePomDependencyVersions rule to fail to parse the file with the
> following exception being shown by {{-X}} output:
> {noformat}
> [DEBUG] Adding failure due to exception
> org.apache.maven.enforcer.rule.api.EnforcerRuleException: Unable to retrieve
> the MavenProject:
> at
> org.apache.maven.plugins.enforcer.BanDuplicatePomDependencyVersions.execute
> (BanDuplicatePomDependencyVersions.java:87)
> at org.apache.maven.plugins.enforcer.EnforceMojo.execute
> (EnforceMojo.java:194)
> 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 (Unknown Source)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (Unknown
> Source)
> at java.lang.reflect.Method.invoke (Unknown Source)
> 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)
> Caused by: org.codehaus.plexus.util.xml.pull.XmlPullParserException: only
> whitespace content allowed before start tag and not \uef (position:
> START_DOCUMENT seen \uef... @1:1)
> at org.codehaus.plexus.util.xml.pull.MXParser.parseProlog
> (MXParser.java:1862)
> at org.codehaus.plexus.util.xml.pull.MXParser.nextImpl
> (MXParser.java:1698)
> at org.codehaus.plexus.util.xml.pull.MXParser.next (MXParser.java:1317)
> at org.apache.maven.model.io.xpp3.MavenXpp3Reader.read
> (MavenXpp3Reader.java:3856)
> at org.apache.maven.model.io.xpp3.MavenXpp3Reader.read
> (MavenXpp3Reader.java:595)
> at org.apache.maven.model.io.xpp3.MavenXpp3Reader.read
> (MavenXpp3Reader.java:609)
> at
> org.apache.maven.plugins.enforcer.BanDuplicatePomDependencyVersions.execute
> (BanDuplicatePomDependencyVersions.java:75)
> at org.apache.maven.plugins.enforcer.EnforceMojo.execute
> (EnforceMojo.java:194)
> 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 (Unknown Source)
> at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke (Unknown
> Source)
> at java.lang.reflect.Method.invoke (Unknown Source)
> 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)
> [WARNING] Rule 0:
> org.apache.maven.plugins.enforcer.BanDuplicatePomDependencyVersions failed
> with message:
> Unable to retrieve the MavenProject:
> {noformat}
> See attached {{pom.xml}} for minimal example.
> Attached patch changes the parsing to be compatible with UTF-8 BOM and fixes
> the issue for me.
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