The change does not seem to be related to your description, and the description
does not match the shown exception. In fact the example stacktrace contains the
authority value twice and your change adds a diagnostic which is not really
helpful for the case of the underscore? I would not be too
Von: Langer, Christoph
Gesendet: Tuesday, April 26, 2022 5:18:38 PM
An: Bernd Eckenfels ; jdk-updates-...@openjdk.java.net
Cc: core-libs-dev
Betreff: RE: Regression after April Java 17 Update (mime types)
Hi Bernd,
I just noticed your report regarding
Hello,
We just tried to push out the Java 17 April Update but it failed with some
incompatible behavior. We found out it is caused due to a new mime-type (and a
bug in Apache VFS) that JAR files could no longer be opened in an overlay
(technically a JAR URL suddenly had a mime-type and
Is that really a needed fix? enabling ADS and less strict parsing might
introduce vulnerability but on the other hand NUL: should be allowed for it is
a drive style not a ADS.
I would also think the number of users who want use NUL: is smaller than the
number of users who benefit from ADS
Since the new upstream version for zlib 1.2.12 is available since 4 weeks and I
don’t see them in GitHub (not even after April cpu merges) I wonder when is an
update planned?
(I also noticed at least one vendor claims to have a zlib fix, I am not yet
sure if this is a vendor specific thing)
Hello,
Maybe offer operations which can do all variants (shift, roll, signed/unsigned)
- maybe even with support for byte/int conversion? Any of those bit fiddling
activities in a pipeline can benefit from vectoring.
And also, the Javadoc can list the equivalent operator based code and maybe
If you consider doing benchmarks in detail maybe consider a static buffer, too?
(Especially if it can be used in multiple implementations?)
Gruss
Bernd
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Von: core-libs-dev im Auftrag von
XenoAmess
Gesendet: Wednesday, April 13,
Some loggers do need to find the location of the log statement (class and line
where the logger is used not where it is instantiated).
for those (it makes loggers more useful) getting the call site is time
critical even if they are not in tight performance critical loops.
But it actually does
I wonder should the CSR not describe what’s the advantage of this change is and
what the compatibility problems are and why they don’t apply here? Especially
given the fact that the specific sub exceptions are not sealed I wonder if the
risk of breaking existing code is worth it? (But I do see
Hello,
Not sure how often skip is actually used so it might not matter, but this
change would increase allocations if skip is called regularly. Not sure if EA
can prevent that if it is only medium hot and therefore the callsite is not
compiled or inlined?
An alternative would be to make this
Please stop sending mails marked as urgent to a mailing list, you just make a
fool of yourself.
The need to round floating point numbers for commercial math (and the risk
involved in doing so) is nothing new, it predates the IEEE standard and should
be subject for even basic comp sci
Should probably explain why it removes the private modifier?
Gruss
Bernd
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Von: core-libs-dev im Auftrag von Сергей
Цыпанов
Gesendet: Saturday, March 5, 2022 2:14:20 PM
An: core-libs-dev@openjdk.java.net
Betreff: RFR: 8282701: Use
Alternatively you can make this “first setter wins” (either globally or per
thread), then you don’t have to care or check from where the call is coming.
Could be even integrated with a system property similar to the
securitymanager=allow.
Gruss
Bernd
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new String() always creates a new instance.
Gruss
Bernd
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Von: core-libs-dev im Auftrag von Alan
Snyder
Gesendet: Thursday, December 23, 2021 6:59:18 PM
An: core-libs-dev
Betreff: a quick question about String
Do the public
the performance but it
does allow users to use it - majority would be crypto anyway where it can be
used by the JCE and JSSE (maybe?).
Gruss
Bernd
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Von: Remi Forax
Gesendet: Thursday, November 18, 2021 12:16:31 PM
An: Bernd Eckenfels
Cc: core
What about a new API multiply method which takes an forkjoinpool, and only if
that is used/specified it will use the parallel mode (and only if Notsitzes
threshold applies?). Most of the pool tuning can then done with this argument.
It also avoids surprise threads.
Gruss
Bernd
--
(I thought this was discussed a while back on a OpenJDK mailing list, but I
can’t find it. So apologies if this is a duplicate, but I might have seen it on
Apache Commons-io instead - which fixed a similar issue on reader side)
The problem: I have code using a OutputStreamWriter with a
by it?)
* If it can skip the priveledged call as IThread does that itself.
https://github.com/openjdk/jdk/blob/6765f902505fbdd02f25b599f942437cd805cad1/src/java.base/share/classes/sun/nio/ch/ThreadPool.java#L76
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Von: Bernd Eckenfels
Gesendet
Apropos InnocousThread backporting - I Wonder if we should remove the auto
threadname infrastructure and only create properly named threads. The generic
name seems to be rather confusing and it seems it is only used in an NIO Pool,
where a thread-name should be set, anyway?
I think the last sentence was missing a „not“ and referring to the same
manifest?
However the results are a bit of a mess, but utf-8 handling for argv would be
great plus (if converted correctly), right?
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Von: core-libs-dev im
John do you know if this also switches a console window into utf8 for such a
launcher? (And if so, also for a already open console?)
The problem will be similar to initial jep400 that some still might need to
know the legacy ansi codepage for the OS, and I guess the new method won’t give
us
Just a nit, but how about:
* For all interfaces use “-b 0.0.0.0“ (IPv4) or “-b ::“ (IPv6)
Instead of:
* For 0.0.0.0 (all interfaces) use -b 0.0.0.0 or -b ::0
In the usage?
(I think „::“ is canon?)
Gruss
Bernd
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Von: net-dev
I also wonder if it makes sense to either only serve files with public
permissions, or at least Filter some critical files like .ssh/* and *.jks.
Those command-line servers are often started „accidentially“ in the home
directory.
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I like it, but I think you don’t Need the %n linebreak (at least the other fail
message has none)
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Von: core-libs-dev im Auftrag von Roger
Riggs
Gesendet: Donnerstag, September 16, 2021 6:13 PM
An: core-libs-dev@openjdk.java.net
The message should probably more along the line of be „external sleep process
terminated unexpected early“. But maybe it is better to actually fail the test
when true is returned as it should not happen instead of diag output? (And for
diag output the exit code would be more helpful than the
Is there support for repeatable builds planned? Using the source file might be
acceptable, but the class file timestamp could be changing more likely for
repeated builds?
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Von: core-libs-dev im Auftrag von
Jaikiran Pai
Gesendet:
BTW it is probably not a good idea to overwrite Properties (for example to get
a defined store order). Especially since changes in the past already broke
this. However the attached discussion shows that people do need insert-order
and/or alphabetical ordered properties — maybe a more general
I think what constitutes a „too long path“ is highly environment and data
dependent. For some OS it depends on configuration, version, filesystem type,
mount structure, encoding, canonicalisation and API used. Java would have a
really hard time to codify this all. So the current solution „try
Hello,
I know I am a bit late, but just wanted to mention, that since finding
finalizers with Bytecode analysis is doable (and probably easier to deal with
such scan reports), I don’t see much value in a JFR event, especially
considering it even has native code executed. (Not so sure about
Hello,
> So although you can transfer the contents to the file without requiring the
> access
> to the byte array, you end up creating a new copy of that array (through the
> use
> of `baos.toByteArray()`)
You can avoid the copy and the additional buffer with baos.writeTo() I think.
try
Hello, sorry for being unpopular, but I just hate it to waste developer
resources,
I realy think this deprecation message should be re-considered, it broke a lot
of things, the amount of work to implement a caching solution feels like a
waste of time and on top of it, there is no clear
Hello,
Hm, how is that list used? - StandardCharaet.ISO_8859_1 is a guaranteed Charset
for JVM, and since the encoding is done in Java it should be fine. Added
benefit is, it’s 8bit transparent.
As for OS there is not a single standard charset (ebcdic vs latin families) but
ASCII is probably
Hello,
I like the API, it is useful, however not enough to replace the defaultCharset
once the Change to UTF8 is done. You still need a way to query the platforms
file encoding (especially on Windows).
Also I wonder if the Javadoc needs to discuss platform aspects of console,
especially
in regards to the
default constructor)
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Von: Remi Forax
Gesendet: Thursday, March 11, 2021 2:19:19 AM
An: Bernd Eckenfels
Cc: core-libs-dev ; jdk-dev
Betreff: Re: New candidate JEP: 400: UTF-8 by Default
- Mail original
I like it. The only thing which I feel is missing would be an official API to
get the operating environments default encoding (essentially to get the value
used if COMPAT would have been specified).
For example, in our server application, we do have some code which is specified
as using
Hello,
Actually, in HTML was a separator, and in xhtml it should enclose
paragraphs. However I was under the impression Javadoc always used the
separator style (it would be strange to start the first sentence in Javadoc
with . Is this doccheck enforcing a new policy?
This officially Oracle
I like the text it’s good to mix object and value identities. I would only miss
unequal behavior of NaN in the description.
Gruss
Bernd
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Von: core-libs-dev im Auftrag von Joe
Darcy
Gesendet: Thursday, January 28, 2021 8:17:39 AM
Hello,
We ported a big JWS gui app to stand-alone swing with a home made
installer/update mechanism. This was very easy to do (it had a main method for
debugging anyway). The installer is not the most comfortable, but we can live
with it since the whole application will be replaced by an web
Hello,
Not sure if it is needed to implement a new RandumGenerator interface instead
of extending SecureRandom, but the extensions and the discovery mechanism looks
good.
One thing I am wondering about is if reseed() and reseed(Param) should be part
of the new RandomGenerator interface as
Looks like the codesign command is not in your PATH
Gruss
Bernd
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Von: core-libs-dev im Auftrag von Michael
Hall
Gesendet: Saturday, September 26, 2020 1:57:06 PM
An: core-libs-dev@openjdk.java.net
Betreff: jpackage OS X codesign
Hello,
What about system errors (exception messages from strerr?). I mean in case one
wants to enforce English version with user.locale for support reasons?
Gruss
Bernd
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Von: core-libs-dev im Auftrag von
Alexander Matveev
,
is there any plans on how long the JRE locale provider will be available, I.e.
ist it s safe bet to use it?
Gruss
Bernd
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Von: naoto.s...@oracle.com
Gesendet: Friday, July 31, 2020 11:24:33 PM
An: Bernd Eckenfels ; core-libs-dev
Betreff: Re
Hello,
Just wanted to mention a thing I noticed when switching from 8 to 11. I knew
before that the Locale data provider has changed, and I could notice that for
example in the writing style for abbreviated words in dates. However something
I did not expect is, that the definition of Calemdars
it)
Gruss
Bernd
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Von: Joe Wang
Gesendet: Friday, June 26, 2020 8:29:41 AM
An: Bernd Eckenfels ; Core-Libs-Dev
Betreff: Re: RFR [16/java.xml] 8248348: Regression caused by the update to BCEL
6.0
On 6/25/2020 5:14 PM, Bernd Eckenfels wrote
Hello,
What is the advantage of having such a narrow hashcode value space compared to
the built in idendity hashcode? Would stocking to the object idendity not only
reduce the footprint, but also make hash lookups faster? Without the unclear
relationship to the op code?
Gruss
Bernd
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LdapCtxt:
2568 /**
2569 * Sets the read timeout value
2570 */
2571 private void setChannelBindingType(String cbTypeProp) {
Not sure if that javadoc is the right one? And I also wonder if enforcing the
timeout is needed, and if yes if it should be documented why. Was not
Not completely sure about which of the involved apIs have what possible
extensions. Maybe we can somehow make two mechanisms one which is the
compatible default and one would be the rfc compliant method. Then SASL can be
configured and use different mechanism names with a new propert? That
Hello,
I wonder why there are two times the same logic in internal public static
methods. Maybe that could be consolidated as well?
Gruss
Bernd
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Von: core-libs-dev im Auftrag von
Yangfei (Felix)
Gesendet: Tuesday, March 10, 2020
Hello Michael,
Currently the native binaries (java launcher) are not included. If you want to
do that, you need to generate the jlink image first (what you need to do anyway
if you want a specific version).
This is kind of by design, but it looks like if this can be configured in
future
Hello,
I wonder will this (weak class) be useful for reflective method accessors and
even be able to reduce/remove the need of
jdk.internal.reflect.DelegatingClassLoaders? If so, that would be a good
example to mention in the JEP (it only mentions Proxies).
(And I was really surprised to see
This does save object allocations and churn, not memory footprint I guess. The
namespace mapping contains multiple stacks (with object arrays) and a hashtable
and initialized records, so it seems to allocate a few kb on every node
visited. (But 100MB allocation does sound like a very
Hello,
If you can’t find the needed information on the Project Website it is probably
best to contact the project on the user mailing list.
https://phoenix.apache.org/mailing_list.html
You might want to give more information like which component is failing, what
are the exact error logs and
Hallo,
Since not all combinations make sense (Exception+convert) a multi value might
be better:
jdk.regex.control=WARN|EXCEPTION|STANDARD|LEGACY
With Exception generating an error, Standard beeing the planned new default
(treating upper/lower same and error on all undefined chars) and legacy
Hello,
I don’t think you will get a new infix operator for this. And adding it to
existing operators will be acquire risky change, might not improve performance
for most situations - and most of all it is quite unlikely that you have a
large number of terms at static compile time anyway.
stopListening seems not atomically using listenMap. (Ie change get/remove to
remove only)
BTW this would be a good usecase for a CopyOnWriteMap...
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Von: core-libs-dev im Auftrag von
Andrew Leonard
Gesendet: Freitag, Juni 7,
Yes it can and does, the getBooleanAttributes method of the filesystem
providers cannot communicate IOExceptions, so it will have to return unset
flags for this’s case.
(Also there are some OS specific conditions where the file stat might be stale,
especially if it is a networked filesystem).
Instead of removing the file path, would it be possible to add it to all
implementations guarded by jdk.includeInExceptions=filename?
Gruss
Bernd
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Von: core-libs-dev im Auftrag von Alan
Bateman
Gesendet: Freitag, März 22, 2019
Hm, we really should think about renaming --bind-services into --add-all-junk.
Will using the option by default make image creation even less useful (i.e.
does not safe much) in jpackage? Will there be a option to turn it off?
Otherwise I guess it’s best to only support --runtime-Image method.
Can you confir it works if you start your application with a stand-alone JDK?
I suspect you have a custom jlink Image which misses the modules. Can you share
your jpackage configuration or at least run „Java –list-modules“ and
–validate-modules in your installed app? I think you Need at least
enfels.net
Von: Philip Race
Gesendet: Donnerstag, Februar 28, 2019 12:45 AM
An: Bernd Eckenfels; 2d-dev
Cc: awt-...@openjdk.java.net; Java Core Libs
Betreff: Re: "java.lang.Error: Probable fatal error:No fonts found" does not
show on 11
Wrong list. You want 2d-dev.
-phil.
Hello,
(please let me know in case I picked the wrong list.)
Since OpenJDK does not ship Default *.ttf font files the change that a JRE is
installed in a way that no System Fonts can be found is quite high.
In OpenJDK8 it is a bit unfortunate that in this situation even for the
headless
I had the same doubts about the @deprecation N+1 Policy. In both cases a „must
be deprecated in at least a LTS version“ would be more conservative (but
understandable very expensive)
Gruss
Bernd
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Von: core-libs-dev im Auftrag von
For security reasons I would add it to `jdk.includeInExceptions`, but maybe as
a default?
Gruss
Bernd
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Von: core-libs-dev im Auftrag von
Roger Riggs
Gesendet: Dienstag, Februar 12, 2019 8:07 PM
An: Lindenmaier, Goetz; Java Core
Hello,
The JavaDoc for some of the setBinary/ASCII... methods of PS say something
about „more practical“ but it is not clear if it means this method is more
practical than another method, or if this method should not be used in favor of
another.
When a very large binary value is input to
, Januar 24, 2019 5:26 PM
An: core-libs-dev@openjdk.java.net
Betreff: Re: High memory usage / leaks was: Best mailing list for JVM embedding
On 1/23/19 8:59 AM, Sean Mullan wrote:
> On 1/22/19 8:50 PM, Bernd Eckenfels wrote:
>> I don’t think the launcher is doing this, it is the class loader,
I don’t think the launcher is doing this, it is the class loader, that’s
nothing new. You can turn on verbose security debug to see it in all versions.
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Von: core-libs-dev im Auftrag von
Robert Marcano
Gesendet: Mittwoch, Januar
Is this a console application? I think the launcher won’t show that. So the
program actually runs, it just not displays a console window.
Gruss
Bernd
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Von: core-libs-dev im Auftrag von
Skillzore Gaming
Gesendet: Mittwoch, Januar
. Januar 2019 21:21
An: Bernd Eckenfels
Cc: core-libs-dev
Betreff: Re: Modular Applications - Regression
Aren’t you just saying that jlink works when you don’t use the stuff that broke?
Can you use jlink with JAXB or JAX-WS that does not rely on the .jmod files
from JDK 9 or 10?
Is there a way
JLink works fine with applications on the classpath, all you have to do is to
list the modules needed manually (and JDeps helps with that).
Gruss
Bernd
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Von: core-libs-dev im Auftrag von
Scott Palmer
Gesendet: Montag, Januar 14,
Hm strange, never saw it this way. Would other types have the same problem
(should be visible in your histogram for long as well, right?)
Gruss
Bernd
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Von: core-libs-dev im Auftrag von
Brian Burkhalter
Gesendet: Donnerstag,
Just an Addition: looks like the OOME uses already enableSuppression=true (in
most? Cases) so a change to check enableSuppression before checking
self-supression seems like an very effective change (if it is decided to Keep
this Assertion at all).
Gruss
Bernd
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Hello,
a while back I reported a Problem with „self Suppression“ in the context of
FilterOutputStream where a „cached“ exception thrown by flush() and close()
resulted in a IllegalArgumentException:
http://mail.openjdk.java.net/pipermail/core-libs-dev/2014-May/026743.html
This was fixed for
Hello,
The java.sql.DataTruncation Exception/warning has a few detail members,
especially the index of the field in question. Yet it will not be reflected in
getMessage/toString. I wonder if the message should be dynamic to at least
include the index (if known).
Hello,
What is the purpose of setting some of them to 0 twice? (It’s a new array which
should be all-0 anyway.)
+ for (int i = 1; i < 9 ; i++) {
+subkeyHtbl[2*i] = 0;
+subkeyHtbl[2*i+1] = 0;
+}
Also, is the subkeyH no longer be needed (or can be redesigned
Hello,
I wonder if in the Windows temp case LocalLow is (still) the right place. If
this Installer is not started in the low context it will endanger its extracted
temp file by making them accessible to low integrity processes, right?
And if this should search %TEMP%., %LOCALAPPDATA%\temp
http://cr.openjdk.java.net/~dlong/8212605/webrev.1/src/java.base/share/classes/java/security/AccessController.java.udiff.html
In checkContext should the security manager be null checked first instead of
last to optimize for the typical case? (If the side effects in that expression
are desired
Sorry for offtopic – figured might still be a good Addition to the question,
If you can switch the JDK (and do not yet need Java 11) then you can use the
binaries from the ojdkbuild Project (Fedora/RH upstream), they provide the PDB
files in the *debuginfo* packages (havent tested them myself).
probably not called that often anyway)
Gruss
Bernd
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Von: Bernd Eckenfels
Gesendet: Montag, 8. Oktober 2018 21:28
An: core-libs-dev
Betreff: AW: RFR: 8211859: (fc) Avoid initializing
AtomicBooleanfromRandomAccessFile
getChannel() Synchronizes only on `this` and `close
getChannel() Synchronizes only on `this` and `close()` on `closeLock`. It does
I guess work since the important part is make sure only one thread does the
close work, however Publishing the close change to getChannel is a secondary
effect of the AtomicBoolean which the new Version does not
Hello,
there is no official/canonical one as far as I know, but there are a few
(externally maintained) Repos which are produced by mirroring the HG trees.
I cannot endores any of them, but in GitHub you find:
Older versions: https://github.com/openjdk-mirror
SAP maintained:
Why does that actually throw an Exception on Linux/Unix, it is a perfectly
legal file name.
Gruss
Bernd
Gruss
Bernd
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Von: -2122936656m Auftrag von
Gesendet: Freitag, Oktober 5, 2018 11:00 AM
An: core-libs-dev@openjdk.java.net
List.of can be used instead now.
So @see List#of and let the reader figure out when to use them?
Gruss
Bernd
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Von: Jaikiran Pai
Gesendet: Donnerstag, September 6, 2018 9:13 AM
An: Bernd Eckenfels; core-libs-dev@openjdk.java.net
Betreff: Re
Ah BTW, there is a TimeZone.getTimezone(ZoneOffset.UTC) construct which can be
used. The ZoneId is also immutable, but that construct does say nothing about
TimeZone instance.
Gruss
Bernd
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Von: Bernd Eckenfels
Gesendet: Samstag
Hello,
I am not sure I missed it, but it looks like there is no definition in the JCL
JavaDoc about instances of j.u.TimeZone (specifically SimpleTimeZone as well as
instances obtained with getDefault or by Id) beeing reentrant/thread Safe or
not. (There are for examplequite a few non-final
Hello,
Not an Reviewer But just wanted to give a short Feedback: I like the new
Version it is really helpful.
However I wonder if the usage example should be outside of the apinote.
Given the existence of List.of() I wonder if you either mention it as a
alternative to the example (with
An: Bernd Eckenfels; Daniel Fuchs
Cc: core-libs-dev@openjdk.java.net
Betreff: Re: (XS) java.logging Level.java minor cleanups
On 8/23/18 2:49 PM, Bernd Eckenfels wrote:
>
> Did you had any opinion on the synthetic accessors as well?
:
>> BTW: I get a synthetic Accessor warning on
An: Bernd Eckenfels; core-libs-dev@openjdk.java.net
Betreff: Re: (XS) java.logging Level.java minor cleanups
Hi Bernd,
Good finding! I agree with the proposed cleanup.
I am always a bit uneasy of touching these classes
as they have a propensity to come back and bite you
from behind when you're
You can remove all comments you like. If you do not distribute the resulting
binaries you do not need to provide the changes/source you made (that’s a legal
requirement from the GPL license). If you do need to provide source (because
you distribute binaries) then you have to retain at least all
If a Java class from does not use native Methods then no corresponding native
implementation is existing/needed (with the Special exception of intrinsics).
Most of the JCL is purely Java.
What is it you want to modify?
Gruss
Bernd
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Von: mr rupplin
Gesendet:
Hello,
while investigating a Memory leak fix from IBM (IJ05380 is in 8.0.5.20 but not
in 8u yet) I noticed that the (fixed) code registerWithClassLoader(Level) in
the master queries a unused class name (pn) and it can use the method reference
instead of Lambda. See patch below.
There seems to
Hello,
in sun.nio.fs.WindowsDirectoryStream I see that the code which iterates the
Directory goes to some length to retain the file attributes returned from that
function (by attaching them to a WindowsPathWithAttributes (aka
BasicFileAttributesHolder).
And indeed I can see that class in my
Hello,
I noticed that fs.getRootDirectories() or fs.getFileStores() on Windows only
list the Windows drives, but not other disks mounted on a path.
When I do the following I actually do get a FileStore for a Name-mounted FS:
FileSystem fs = FileSystems.getDefault();
Iterable
Hello,
Will there be:
- support for displaying and asking for acceptance of license text
- asking for target directory (installing outside of programfiles)
- starting optional post-Installation class
- menu entries
- user vs. System wide Installation (on windows)
- the new launchers also be
Hello,
I am not sure about the JNi conventions, but does the jObjectArray rv need to
be released as local reference in some of the early returns as well?
Gruss
Bernd
Gruss
Bernd
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Von: -1031249216m Auftrag von
Gesendet: Mittwoch,
Eckenfels
Cc: core-libs-dev
Betreff: Re: Draft JEP proposal: JDK-8200758: Packaging Tool
no you can't,
--add-modules requires the module to have a module-info, being an automatic
module is not good enough.
regards,
Rémi
- Mail original -
> De: "Bernd Eckenfels"
> À
you can jlink without any/complete module info files by specifying the module
names on the command line (--add-modules)as well. It produces a jre like
Directory including Java launcher which allows additions on the classpath.
--
https://Bernd.eckenfels.net
From:
Are you using any native libraries in this VM, is there a hs_err or System core
file? Can you run „ldd“ on the java launcher binary. Can you try a OpenJDK
binary distribution independent of the OS compiled version?
Gruss
Bernd
--
http://bernd.eckenfels.net
From:
Just a FYI under Linux when you read from urandom the Linux kernel will always
XOR with random bytes generated with x64 rdrand instruction
(arch_get_random_lomg() - if supported). Since it is a XOR it does not have to
trust the quality of this black box hardware implementation.
I would not
We had BTW problems (on Windows) with SMB hosted files where
appending causes sometimes the filepointer to not increase. We fixed that by
closing the file in such conditions. It does however look like a smb Cache and
not
Hello,
I am not sure what the Policy for backward/Forward compatibility for JMOD files
is, but when I use JDK-9.0.4 jlink on 11ea JMODs I get a
IllegalArgumentException and „error reading“ by JDK-10.0.1 with no further
Details.
If the JMOD files require newer jlink, should they have a Version
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