[jira] [Created] (MENFORCER-319) UTF-8 BOM in pom.xml breaks banDuplicatePomDependencyVersions rule

["Václav Zeman (JIRA)" <ji...@apache.org>]

Václav Zeman created MENFORCER-319:
--------------------------------------

             Summary: 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 Zeman
         Attachments: 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.



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