Dear Nashorn development team,
I am trying to run an ANT build of our product using nashorn-core:15.1.1.jar with Java 17 (pre-release - build 27) and I get: BUILD FAILED java.lang.ExceptionInInitializerError at org.openjdk.nashorn.internal.runtime.Context.compile(Context.java:1509) at org.openjdk.nashorn.internal.runtime.Context.compileScript(Context.java:1449) at org.openjdk.nashorn.internal.runtime.Context.compileScript(Context.java:759) at org.openjdk.nashorn.api.scripting.NashornScriptEngine.compileImpl(NashornScriptEngine.java:528) at org.openjdk.nashorn.api.scripting.NashornScriptEngine.compileImpl(NashornScriptEngine.java:517) at org.openjdk.nashorn.api.scripting.NashornScriptEngine.evalImpl(NashornScriptEngine.java:395) at org.openjdk.nashorn.api.scripting.NashornScriptEngine.eval(NashornScriptEngine.java:151) at java.scripting/javax.script.AbstractScriptEngine.eval(AbstractScriptEngine.java:262) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:568) at org.apache.tools.ant.util.ReflectUtil.invoke(ReflectUtil.java:108) at org.apache.tools.ant.util.ReflectWrapper.invoke(ReflectWrapper.java:81) at org.apache.tools.ant.util.optional.JavaxScriptRunner.evaluateScript(JavaxScriptRunner.java:103) at org.apache.tools.ant.util.optional.JavaxScriptRunner.executeScript(JavaxScriptRunner.java:67) at org.apache.tools.ant.taskdefs.optional.Script.execute(Script.java:52) at org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:291) at jdk.internal.reflect.GeneratedMethodAccessor4.invoke(Unknown Source) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:568) at org.apache.tools.ant.dispatch.DispatchUtils.execute(DispatchUtils.java:106) at org.apache.tools.ant.Task.perform(Task.java:348) at org.apache.tools.ant.Target.execute(Target.java:392) at org.apache.tools.ant.Target.performTasks(Target.java:413) at org.apache.tools.ant.Project.executeSortedTargets(Project.java:1399) at org.apache.tools.ant.Project.executeTarget(Project.java:1368) at org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:41) at org.apache.tools.ant.Project.executeTargets(Project.java:1251) at org.apache.tools.ant.Main.runBuild(Main.java:811) at org.apache.tools.ant.Main.startAnt(Main.java:217) at org.apache.tools.ant.launch.Launcher.run(Launcher.java:280) at org.apache.tools.ant.launch.Launcher.main(Launcher.java:109) Caused by: java.lang.RuntimeException: java.lang.NoSuchMethodException: no such method: sun.misc.Unsafe.defineAnonymousClass(Class,byte[],Object[])Class/invokeVirtual at org.openjdk.nashorn.internal.runtime.Context $AnonymousContextCodeInstaller.lambda$getDefineAnonymousClass $0(Context.java:335) at java.base/java.security.AccessController.doPrivileged(AccessController.java:318) at org.openjdk.nashorn.internal.runtime.Context $AnonymousContextCodeInstaller.getDefineAnonymousClass(Context.java:327) at org.openjdk.nashorn.internal.runtime.Context $AnonymousContextCodeInstaller.<clinit>(Context.java:317) ... 33 more Caused by: java.lang.NoSuchMethodException: no such method: sun.misc.Unsafe.defineAnonymousClass(Class,byte[],Object[])Class/invokeVirtual at java.base/java.lang.invoke.MemberName.makeAccessException(MemberName.java:976) at java.base/java.lang.invoke.MemberName $Factory.resolveOrFail(MemberName.java:1117) at java.base/java.lang.invoke.MethodHandles $Lookup.resolveOrFail(MethodHandles.java:3643) at java.base/java.lang.invoke.MethodHandles $Lookup.findVirtual(MethodHandles.java:2680) at org.openjdk.nashorn.internal.runtime.Context $AnonymousContextCodeInstaller.lambda$getDefineAnonymousClass $0(Context.java:329) ... 36 more Caused by: java.lang.NoSuchMethodError: 'java.lang.Class sun.misc.Unsafe.defineAnonymousClass(java.lang.Class, byte[], java.lang.Object[])' at java.base/java.lang.invoke.MethodHandleNatives.resolve(Native Method) at java.base/java.lang.invoke.MemberName $Factory.resolve(MemberName.java:1085) at java.base/java.lang.invoke.MemberName $Factory.resolveOrFail(MemberName.java:1114) ... 39 more So I was curious to know please if Nashorn will be supported in Java 17, and if so, when you might anticipate that to be released (ballpark estimate)? Greg Watts WebSphere Zombie Apocalypse Team External: 507-253-8901 email: gwa...@us.ibm.com "Take risks: if you win, you will be happy; if you lose, you will be wise" - Unknown