Unfortunately it doesn't quite seem to work with ASM either, although this
sounds like easier to fix. Here's the stack trace for a Trivial Tapestry
app using 5.3.7 on Java 8:

SEVERE: Exception starting filter Tapestry
org.apache.tapestry5.ioc.internal.OperationException: Error building
service proxy for service 'RegistryStartup' (at
org.apache.tapestry5.ioc.internal.services.RegistryStartup(Logger, List)
(at RegistryStartup.java:36) via
org.apache.tapestry5.ioc.services.TapestryIOCModule.bind(ServiceBinder) (at
TapestryIOCModule.java:49)): java.lang.IllegalArgumentException
        at
org.apache.tapestry5.ioc.internal.OperationTrackerImpl.logAndRethrow(OperationTrackerImpl.java:121)
        at
org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:88)
        at
org.apache.tapestry5.ioc.internal.PerThreadOperationTracker.invoke(PerThreadOperationTracker.java:87)
        at
org.apache.tapestry5.ioc.internal.RegistryImpl.invoke(RegistryImpl.java:1124)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl.create(ModuleImpl.java:332)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl.access$100(ModuleImpl.java:39)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl$1.invoke(ModuleImpl.java:191)
        at
org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withWrite(ConcurrentBarrier.java:140)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl$2.invoke(ModuleImpl.java:207)
        at
org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl.findOrCreate(ModuleImpl.java:213)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl.getService(ModuleImpl.java:109)
        at
org.apache.tapestry5.ioc.internal.RegistryImpl.getService(RegistryImpl.java:421)
        at
org.apache.tapestry5.ioc.internal.RegistryImpl.performRegistryStartup(RegistryImpl.java:325)
        at
org.apache.tapestry5.ioc.internal.RegistryWrapper.performRegistryStartup(RegistryWrapper.java:80)
        at org.apache.tapestry5.TapestryFilter.init(TapestryFilter.java:118)
        at
org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:281)
        at
org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:262)
        at
org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:107)
        at
org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4775)
        at
org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5452)
        at
org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        at
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:901)
        at
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:877)
        at
org.apache.catalina.core.StandardHost.addChild(StandardHost.java:633)
        at
org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:976)
        at
org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1653)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown
Source)
        at java.util.concurrent.FutureTask.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown
Source)
        at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.RuntimeException: Error building service proxy for
service 'RegistryStartup' (at
org.apache.tapestry5.ioc.internal.services.RegistryStartup(Logger, List)
(at RegistryStartup.java:36) via
org.apache.tapestry5.ioc.services.TapestryIOCModule.bind(ServiceBinder) (at
TapestryIOCModule.java:49)): java.lang.IllegalArgumentException
        at
org.apache.tapestry5.ioc.internal.ModuleImpl$4.invoke(ModuleImpl.java:327)
        at
org.apache.tapestry5.ioc.internal.OperationTrackerImpl.invoke(OperationTrackerImpl.java:74)
        ... 30 more
Caused by: java.lang.IllegalArgumentException
        at
org.apache.tapestry5.internal.plastic.asm.ClassReader.<init>(ClassReader.java:167)
        at
org.apache.tapestry5.internal.plastic.asm.ClassReader.<init>(ClassReader.java:153)
        at
org.apache.tapestry5.internal.plastic.PlasticInternalUtils.convertBytecodeToClassNode(PlasticInternalUtils.java:436)
        at
org.apache.tapestry5.internal.plastic.PlasticClassPool.constructClassNodeFromBytecode(PlasticClassPool.java:481)
        at
org.apache.tapestry5.internal.plastic.PlasticClassPool$1.convert(PlasticClassPool.java:62)
        at
org.apache.tapestry5.internal.plastic.PlasticClassPool$1.convert(PlasticClassPool.java:59)
        at org.apache.tapestry5.internal.plastic.Cache.get(Cache.java:37)
        at
org.apache.tapestry5.internal.plastic.PlasticClassPool.getTypeCategory(PlasticClassPool.java:562)
        at
org.apache.tapestry5.internal.plastic.PlasticMethodImpl.invokeDelegateAndReturnResult(PlasticMethodImpl.java:363)
        at
org.apache.tapestry5.internal.plastic.PlasticMethodImpl.access$000(PlasticMethodImpl.java:24)
        at
org.apache.tapestry5.internal.plastic.PlasticMethodImpl$2.doBuild(PlasticMethodImpl.java:221)
        at
org.apache.tapestry5.internal.plastic.InstructionBuilderImpl.doCallback(InstructionBuilderImpl.java:832)
        at
org.apache.tapestry5.internal.plastic.PlasticMethodImpl.changeImplementation(PlasticMethodImpl.java:130)
        at
org.apache.tapestry5.internal.plastic.PlasticMethodImpl.delegateTo(PlasticMethodImpl.java:203)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl$9.transform(ModuleImpl.java:494)
        at
org.apache.tapestry5.plastic.PlasticManager.createProxy(PlasticManager.java:235)
        at
org.apache.tapestry5.ioc.internal.services.PlasticProxyFactoryImpl.createProxy(PlasticProxyFactoryImpl.java:64)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl.createProxyInstance(ModuleImpl.java:465)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl.createProxy(ModuleImpl.java:459)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl.access$900(ModuleImpl.java:39)
        at
org.apache.tapestry5.ioc.internal.ModuleImpl$4.invoke(ModuleImpl.java:311)
        ... 31 more

Kalle




On Thu, Sep 19, 2013 at 11:30 AM, Kalle Korhonen <kalle.o.korho...@gmail.com
> wrote:

> On Thu, Sep 19, 2013 at 11:18 AM, Howard Lewis Ship <hls...@gmail.com>wrote:
>
>> That's a problem; any idea if the ASM code inside Plastic (for Tapestry
>> 5.3+) works on JDK 8?
>> Javassist is 100% gone in 5.4.
>>
>
> Not yet but I'll try that out.
>
> Kalle
>
>
>>
>> I've seen some troubling discussions about bytecode changes in JDK 8 that
>> are going to cause a lot of havoc.
>>
>>
>> On Thu, Sep 19, 2013 at 11:12 AM, Kalle Korhonen <
>> kalle.o.korho...@gmail.com
>> > wrote:
>>
>> > Just a heads up for anybody venturing to try running Tapestry 5 webapp
>> on
>> > JRE8. Looks like the latest Javassist is incompatible, I'm getting a
>> stack
>> > trace copied below on advised classes. Looks like a straight-up issue
>> with
>> > Javassist. I didn't find any relevant bug open but I'll follow up with
>> > them. Let me know if anybody has more info.
>> >
>> > Kalle
>> >
>> > Caused by: java.lang.RuntimeException: java.io.IOException: invalid
>> > constant type: 15
>> >         at javassist.CtClassType.getClassFile2(CtClassType.java:203)
>> >         at javassist.CtClassType.subtypeOf(CtClassType.java:303)
>> >         at javassist.CtClassType.subtypeOf(CtClassType.java:318)
>> >         at
>> >
>> javassist.compiler.MemberResolver.compareSignature(MemberResolver.java:247)
>> >         at
>> > javassist.compiler.MemberResolver.lookupMethod(MemberResolver.java:119)
>> >         at
>> > javassist.compiler.MemberResolver.lookupMethod(MemberResolver.java:96)
>> >         at
>> > javassist.compiler.TypeChecker.atMethodCallCore(TypeChecker.java:704)
>> >         at
>> javassist.compiler.TypeChecker.atCallExpr(TypeChecker.java:681)
>> >         at
>> > javassist.compiler.JvstTypeChecker.atCallExpr(JvstTypeChecker.java:156)
>> >         at javassist.compiler.ast.CallExpr.accept(CallExpr.java:45)
>> >         at
>> >
>> javassist.compiler.JvstTypeChecker.atCastToRtype(JvstTypeChecker.java:112)
>> >         at
>> > javassist.compiler.JvstTypeChecker.atCastExpr(JvstTypeChecker.java:93)
>> >         at javassist.compiler.ast.CastExpr.accept(CastExpr.java:54)
>> >         at javassist.compiler.CodeGen.doTypeCheck(CodeGen.java:241)
>> >         at javassist.compiler.CodeGen.compileExpr(CodeGen.java:228)
>> >         at javassist.compiler.CodeGen.atReturnStmnt2(CodeGen.java:597)
>> >         at
>> > javassist.compiler.JvstCodeGen.atReturnStmnt(JvstCodeGen.java:424)
>> >         at javassist.compiler.CodeGen.atStmnt(CodeGen.java:362)
>> >         at javassist.compiler.ast.Stmnt.accept(Stmnt.java:49)
>> >         at javassist.compiler.CodeGen.atMethodBody(CodeGen.java:291)
>> >         at javassist.compiler.Javac.compileBody(Javac.java:222)
>> >         at javassist.CtBehavior.setBody(CtBehavior.java:401)
>> >         at javassist.CtBehavior.setBody(CtBehavior.java:375)
>> >         at
>> >
>> >
>> org.apache.tapestry5.ioc.internal.services.ClassFabImpl.addMethod(ClassFabImpl.java:226)
>> >         ... 176 more
>> > Caused by: java.io.IOException: invalid constant type: 15
>> >         at javassist.bytecode.ConstPool.readOne(ConstPool.java:1090)
>> >         at javassist.bytecode.ConstPool.read(ConstPool.java:1033)
>> >         at javassist.bytecode.ConstPool.<init>(ConstPool.java:149)
>> >         at javassist.bytecode.ClassFile.read(ClassFile.java:737)
>> >         at javassist.bytecode.ClassFile.<init>(ClassFile.java:108)
>> >         at javassist.CtClassType.getClassFile2(CtClassType.java:190)
>> >         ... 199 more
>> >
>>
>>
>>
>> --
>> Howard M. Lewis Ship
>>
>> Creator of Apache Tapestry
>>
>> The source for Tapestry training, mentoring and support. Contact me to
>> learn how I can get you up and productive in Tapestry fast!
>>
>> (971) 678-5210
>> http://howardlewisship.com
>>
>
>

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