While exploring Jenkins 2.60.3 on Oracle Java 9 build 181 (pre-release), it reports illegal access exceptions and warns that a future release of Java 9 will forbid illegal access.

      Stack trace shows:

      WARNING: Illegal reflective access by Main (file:/usr/share/jenkins/jenkins.war) to field java.util.zip.ZipFile.name
              at Main.whoAmI(Main.java:355)
              at Main._main(Main.java:214)
              at Main.main(Main.java:132)
      

          [JENKINS-46622] [JDK9] Illegal reflective access from WhoAmI

          Mark Waite created issue -
          Mark Waite made changes -
          Epic Link New: JENKINS-40689 [ 177392 ]
          Mark Waite made changes -
          Description Original: While exploring Jenkins 2.60.3 on Oracle Java 9 build 181 (pre-release), it reports illegal access exceptions and warns that a future release of Java 9 will forbid illegal access.

          A partial stack trace shows:

          {noformat}
          WARNING: Illegal reflective access by org.kohsuke.stapler.lang.FieldRef (file:/var/jenkins_home/war/WEB-INF/lib/stapler-1.250.jar) to field java.lang.Throwable.serialVersionUID
                  at org.kohsuke.stapler.lang.FieldRef.wrap(FieldRef.java:39)
                  at org.kohsuke.stapler.lang.KlassNavigator$1$2.get(KlassNavigator.java:202)
                  at org.kohsuke.stapler.lang.KlassNavigator$1$2.get(KlassNavigator.java:199)
                  at java.base/java.util.AbstractList$Itr.next(AbstractList.java:371)
                  at org.kohsuke.stapler.lang.Klass.getFields(Klass.java:79)
                  at org.kohsuke.stapler.KlassDescriptor.<init>(KlassDescriptor.java:26)
                  at org.kohsuke.stapler.MetaClass.buildDispatchers(MetaClass.java:105)
                  at org.kohsuke.stapler.MetaClass.<init>(MetaClass.java:93)
                  at org.kohsuke.stapler.WebApp.getMetaClass(WebApp.java:204)
                  at org.kohsuke.stapler.MetaClass.<init>(MetaClass.java:91)
                  at org.kohsuke.stapler.WebApp.getMetaClass(WebApp.java:204)
                  at org.kohsuke.stapler.MetaClass.<init>(MetaClass.java:91)
                  at org.kohsuke.stapler.WebApp.getMetaClass(WebApp.java:204)
                  at org.kohsuke.stapler.WebApp.getMetaClass(WebApp.java:196)
                  at org.kohsuke.stapler.jelly.IncludeTag.doTag(IncludeTag.java:109)
                  at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:269)
                  at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
                  at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
                  at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
                  at org.apache.commons.jelly.tags.core.CoreTagLibrary$2.run(CoreTagLibrary.java:105)
                  at org.kohsuke.stapler.jelly.JellyViewScript.run(JellyViewScript.java:95)
                  at org.kohsuke.stapler.jelly.IncludeTag.doTag(IncludeTag.java:147)
                  at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:269)
                  at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:161)
                  at org.apache.commons.jelly.tags.core.ForEachTag.doTag(ForEachTag.java:150)
                  at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:269)
                  at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.run(ReallyStaticTagLibrary.java:99)
                  at org.apache.commons.jelly.impl.ScriptBlock.run(ScriptBlock.java:95)
                  at org.kohsuke.stapler.jelly.CallTagLibScript$1.run(CallTagLibScript.java:99)
                  at org.apache.commons.jelly.tags.define.InvokeBodyTag.doTag(InvokeBodyTag.java:91)
                  at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:269)
                  at org.apache.commons.jelly.TagSupport.invokeBody(TagSupport.java:161)
          {noformat}

          {noformat}
          WARNING: Illegal reflective access by org.kohsuke.stapler.lang.FieldRef (file:/var/jenkins_home/war/WEB-INF/lib/stapler-1.250.jar) to field java.lang.Throwable.backtrace
                  at org.kohsuke.stapler.lang.FieldRef.wrap(FieldRef.java:39)
                  at org.kohsuke.stapler.lang.KlassNavigator$1$2.get(KlassNavigator.java:202)
                  at org.kohsuke.stapler.lang.KlassNavigator$1$2.get(KlassNavigator.java:199)
                  at java.base/java.util.AbstractList$Itr.next(AbstractList.java:371)
                  at org.kohsuke.stapler.lang.Klass.getFields(Klass.java:79)
                  at org.kohsuke.stapler.KlassDescriptor.<init>(KlassDescriptor.java:26)
                  at org.kohsuke.stapler.MetaClass.buildDispatchers(MetaClass.java:105)
                  at org.kohsuke.stapler.MetaClass.<init>(MetaClass.java:93)
                  at org.kohsuke.stapler.WebApp.getMetaClass(WebApp.java:204)
                  at org.kohsuke.stapler.MetaClass.<init>(MetaClass.java:91)
                  at org.kohsuke.stapler.WebApp.getMetaClass(WebApp.java:204)
                  at org.kohsuke.stapler.MetaClass.<init>(MetaClass.java:91)
                  at org.kohsuke.stapler.WebApp.getMetaClass(WebApp.java:204)
                  at org.kohsuke.stapler.WebApp.getMetaClass(WebApp.java:196)
                  at org.kohsuke.stapler.jelly.IncludeTag.doTag(IncludeTag.java:109)
                  at org.apache.commons.jelly.impl.TagScript.run(TagScript.java:269)
          {noformat}
          New: While exploring Jenkins 2.60.3 on Oracle Java 9 build 181 (pre-release), it reports illegal access exceptions and warns that a future release of Java 9 will forbid illegal access.

          Stack trace shows:

          {noformat}
          WARNING: Illegal reflective access by Main (file:/usr/share/jenkins/jenkins.war) to field java.util.zip.ZipFile.name
                  at Main.whoAmI(Main.java:355)
                  at Main._main(Main.java:214)
                  at Main.main(Main.java:132)
          {noformat}
          Oleg Nenashev made changes -
          Labels New: java10_hackathon
          Oleg Nenashev made changes -
          Assignee New: Oleg Nenashev [ oleg_nenashev ]
          Oleg Nenashev made changes -
          Status Original: Open [ 1 ] New: In Progress [ 3 ]
          Oleg Nenashev made changes -
          Status Original: In Progress [ 3 ] New: In Review [ 10005 ]
          Oleg Nenashev made changes -
          Remote Link New: This issue links to "https://github.com/jenkinsci/extras-executable-war/pull/18 (Web Link)" [ 20853 ]
          Oleg Nenashev made changes -
          Labels Original: java10_hackathon New: java10_hackathon newbie-friendly

          Shows on startup as well.

          Vincent Latombe added a comment - Shows on startup as well.

            oleg_nenashev Oleg Nenashev
            markewaite Mark Waite
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              Created:
              Updated:
              Resolved: