when we create jlink runtime images we can use tags such as '--strip-debug', '--compress', '2', '--no-header-files', '--no-man-pages' , creating a distribution folder around 45mb. If we want to us...

How can I use a custom classpath when overriding a native class like java.util.regex.Matcher in a non-modular code base. Basically what I want to do is to use a different class path like --class-p...

I thought that JPMS doesn't support module version. However, when I do java --list-modules I have the following output: java.activation@9 java.base@9 java.compiler@9 java.corba@9 java.datatransfer...

I face the problem that the service binding option of jlink links many, many modules, none of them seems to be necessary. These modules aren't linked when the service binding option is omitted. Q...

How can one get to know of the list of modules that have been resolved while the application has been started so as to figure out what all service providers are accessible from the root module.

I was trying to use joptsimple package in my project but I get following error: Error:(4, 20) java: package jdk.internal.joptsimple is not visible (package jdk.internal.joptsimple is declared in ...

We have a Java application that does not use AWT/Swing/JavaFX and works fine with a private bundled JRE 8. JRE 9 is significantly larger than JRE 8 but we want to let the users try our application ...

I followed the Gradle guide on building Java 9 modules to get a simple Java 9-based library project off the ground. In particular I followed the advice in the guide to manually set my module path l...

I am having the following situation: Module Address: module org.abondar.experimental.address { exports org.abondar.experimental.address; } Module Person: module org.abondar.experimental.perso...

I have an interesting concern. I am used to multi-module Maven projects. Now I am investigating how to do the same but also using Jigsaw. Am right that every single Maven Module can have only one J...

In order to be able to use my Eclipse plugin "treezCore" also as a Java9 module I created a module-info.java in my src folder. Furthermore, I moved the Plug-in Dependencies from the Classpath to ...

I have been playing around with simple custom classloaders in Java, and so far everything works as expected for non-module related classes. However, I can't seem to find any way to load a class fro...

I can't seem to find any info on whether scanning all available classes (for interfaces, annotations etc) is still possible in runtime, the way Spring, Reflections and many other frameworks and lib...

I created runtime image using jlink on my Linux machine. And I see linux folder under the include folder. Does it mean that I can use this runtime image only for Linux platform? If yes, are there a...

I`m trying to run jdeps with the following command: jdeps --module-path modules --generate-module-info out com.demo.market.jar My com.demo.market.jar depends both on application modules and auto...

In Java 9, you can optionally package a source directory as a module by adding a module-info.java, which defines the things packages that it exports, and which other modules it depends on. Once yo...

I have a multi-module maven project with three modules core, utils and test-utils Core has the following dependencies definition <dependency> <groupId>my.project</groupId> &lt...

I installed Version: Oxygen.1a Release (4.7.1a) Build id: 20171005-1200 supporting Java 9. With suggested configuratio on eclipse.ini -vm C:\Program Files\Java\jdk-9\bin\javaw.exe --add-modules=A...

I have a simple Java 9 SE project with one dependency on a non-modularized project (chose Weld SE for this example) and I am trying to build it with Maven (clean install).In order for Java 9 to kic...

I have some java9 module that uses 3rd party library that is not Java9 module, just a simple utility jar. However, the compiler complains that it can't find a package from my utility. What should...

I am currently testing to migrate a Java 8 application to Java 9 / Jigsaw, using jdk-9+149. The project has been laid out in standard Maven directory layout, i.e. having src/main/java, src/test/ja...

The following code (to retrieve the base URL of a Java Web Start client application via the JNLP API) worked in Java 8 but failed when executed in (modularized) Java 9 runtime: Class<?> mcla...

To be able to better judge the risk of reflection while porting to Java 9 I wonder if shallow reflection in place of static compilation is safe as long as it references a accessible type: I mean, ...

Before Jigsaw it was quite easy to replace one or several classes in OpenJDK (to perform some test or make a contribution). I could copy an original file from OpenJDK source, for example, java/util...

Import of a Java-9-Jigsaw-Maven-Project in Eclipse Oxygen 4.7 does not work I use: JDK 9 build 9-ea+172 Maven 3.5.0 Eclipse Oxygen 4.7 RC3 Version 4.7.0.I20170531-2000 from 2017-05-31 Eclipse-Pl...