Re: java -jar works, but ikvm -jar fails to find dependencies

[Nov 10 12:49:48.540] INFO  - Static: Starting FastNIODriver Scheduler:
threads: 2, maxThreads: 1250, workTimeout/spinsOnSelect: 100,
spinsUntilPark: 1000, doSpinSelect: false
Exception in thread "main" com.walleyetrading.base.verify.AssertionFailure:
Assertion failed: asserted java.lang.ClassNotFoundException is never
caught, instead
java.lang.ClassNotFoundException(sun.nio.ch.WindowsSelectorImpl) caught.
        at com.walleyetrading.base.verify.Assert.fail(Assert.java:81)
        at
com.walleyetrading.base.verify.Assert.exceptionNeverCaught(Assert.java:199)
        at
com.walleyetrading.io.NioUtil.reduceSelectorGarbage(NioUtil.java:90)
        at
com.fishlib.net.impl.nio.FastNIODriver.createDrivers(FastNIODriver.java:67)
        at
com.fishlib.net.impl.nio.FastNIODriver.createDrivers(FastNIODriver.java:55)
        at com.fishlib.net.impl.nio.NIODriver.init(NIODriver.java:109)
        at com.fishlib.net.impl.nio.NIODriver.init(NIODriver.java:99)
        at com.fishlib.net.CommBase.getScheduler(CommBase.java:336)
        at
com.walleyetrading.walleyedb.tables.remotequery.QueryDispatcherConnectionImpl.<init>(QueryDispatcherConnectionImpl.java:52)
        at
com.walleyetrading.walleyedb.tables.remotequery.QueryDispatcherConnectionImpl.getConnection(QueryDispatcherConnectionImpl.java:382)
        at
com.walleyetrading.walleyedb.tables.remotequery.QueryDispatcherConnectionImpl.getConnection(QueryDispatcherConnectionImpl.java:359)
        at
com.walleyetrading.walleyedb.tables.remotequery.QueryDispatcherConnectionImpl.getConnection(QueryDispatcherConnectionImpl.java:351)
        at
com.walleyetrading.walleyedb.tables.remotequery.RemoteQueryClient.<init>(RemoteQueryClient.java:76)
        at
com.walleyetrading.walleyedb.tables.remotequery.RemoteQueryClient.<init>(RemoteQueryClient.java:73)
        at
com.illumon.integrations.common.IrisDbGroovySession.<init>(IrisDbGroovySession.java:73)
        at irisnet.Solution.main(Solution.java:16)
Caused by: java.lang.ClassNotFoundException: sun.nio.ch.WindowsSelectorImpl
        at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:440)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:375)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:493)
        at IKVM.Internal.ClassLoaderWrapper.LoadClassImpl(Unknown Source)
        at IKVM.Internal.ClassLoaderWrapper.LoadClass(Unknown Source)
        at Java_java_lang_Class.forName0(Unknown Source)
        at java.lang.Class.forName(Class.java:302)
        at
com.walleyetrading.io.NioUtil.reduceSelectorGarbage(NioUtil.java:58)
        ... 13 more

The odd thing is that, shortly before the failing call, we call:

Class<?> selectorImplClass=Class.forName("sun.nio.ch.SelectorImpl");
Require.instanceOf(selector, "selector", selectorImplClass);


and that suceeeds.





On Thu, Nov 10, 2016 at 12:55 PM, Volker Berlin <
[email protected]> wrote:

> Hi Paul,
> The class sun.nio.ch.WindowsSelectorImpl is not part of the IKVM. Do you
> have a stacktrace?
>
> Volker
>
>
> Am 10.11.2016 um 19:43 schrieb Paul Chambre:
>
> By the way, the failure to find the class is being initated by
> Class.forName().
>
> I also tried extracting rt.jar and adding the extracted path to -cp. That
> didn't help either.
>
> On Wed, Nov 9, 2016 at 1:07 PM, Paul Chambre <[email protected]>
> wrote:
>
>> Hi folks,
>>
>> I'm trying to convert a jar to a dll, but that's failing to
>> load/initialize. To narrow down the problem, I tried running the jar from
>> java and from ikvm.
>>
>> I have to pass a number of -D properties to the jvm to run the jar. I put
>> these into a batch file and made two copies... one using java and the other
>> using ikvm. The java version runs correctly, but the ikvm version fails
>> with class not found exceptions for core runtime items from rt.jar (e.g.
>> sun.nio.ch.WindowsSelectorImpl).
>>
>> The ikvm version is 8.1.5717.
>> The JRE version is 1.8.0_60.
>>
>> I am running in my C# app's bin\debug directory, with all of the jar
>> files, and all of the ikvm bin files, copied locally. Copying rt.jar
>> locally did not make a difference.
>>
>> Thanks,
>> Paul
>>
>
>
>
> --
> Paul Chambre
>
> Senior Solutions Architect
> (719) 465-6097
>
> Illumon - Big Value From Big Data
>
>
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>
>
>
> _______________________________________________
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>
>
>
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-- 
Paul Chambre

Senior Solutions Architect
(719) 465-6097

Illumon - Big Value From Big Data

------------------------------------------------------------------------------
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Access to Intel Xeon Phi processor-based developer platforms.
With one year of Intel Parallel Studio XE.
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Order your platform today. http://sdm.link/xeonphi

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