https://github.com/apache/incubator-netbeans/pull/941
We've identified the problem and done work on fixing it. Gj On Wed, Oct 3, 2018 at 1:55 PM Emma Atkinson <emma.atkins...@gmail.com> wrote: > I will try without using Netbeans but I do not have time to work on this > until tomorrow. > Thank you for devoting your time to helping me solve this. > > Emma > > > On Wed, 3 Oct 2018 at 12:29, Geertjan Wielenga < > geertjan.wiele...@googlemail.com> wrote: > >> Well, I'd suggest to first get it to work without any tooling at all. >> I.e., forget NetBeans for the moment and use the command line to set up a >> simple Java 9 multi-release app that makes use of Log4J. Possibly the >> problem is with Log4J and that's what you can find out by creating such an >> application and for help you could join the Log4J mailing list. I.e., if >> something doesn't work outside NetBeans it won't work within NetBeans >> either. >> >> Gj >> >> >> On Wed, Oct 3, 2018 at 1:13 PM Emma Atkinson <emma.atkins...@gmail.com> >> wrote: >> >>> Screenshot.png shows how I have set up Netbeans. I think you can see >>> everything. >>> >>> I normally use the *import* org.apache.logging.log4j.Logger and *import* >>> org.apache.logging.log4j.LogManager. The Log4j2 module-info.class file >>> exports *org.apache.logging.log4j*. >>> >>> I have committed a version of the test case with the word logging >>> deleted. And then returned it to what I think is correct in the subsequent >>> commit. >>> I have tried it every way, with and without the classpath entries. BTW >>> adding a jar to both the modulepath and classpath has been a bit hit and >>> miss (ignoring adding log4j-api.jar if it is already on the modulepath) so >>> I used a Library entry for the module path and explicitly added the jars to >>> the classpath. >>> >>> Adding the classpath entries with >>> *import* org.apache.logging.log4j.Logger >>> *import* org.apache.logging.log4j.LogManager >>> >>> means the editor finds the classes Logger and LogManager as you would >>> expect. >>> The Compile File error message is that it cannot find the module >>> log4j.api. >>> https://github.com/cosmiczoo/Log4j2TestCase latest commit is as close >>> as I can get. >>> >>> >>> On Wed, 3 Oct 2018 at 11:15, Geertjan Wielenga >>> <geertjan.wiele...@googlemail.com.invalid> wrote: >>> >>>> I also see this on https://logging.apache.org/log4j/2.0/download.html: >>>> >>>> To use Log4j 2 in your application make sure that both the API and Core >>>> jars are in the application’s classpath. Add the dependencies listed below >>>> to your classpath. >>>> >>>> >>>> 1. log4j-api-2.11.1.jar >>>> 2. log4j-core-2.11.1.jar >>>> >>>> >>>> >>>> In short, we need instructions for how exactly to set up the project to >>>> match the environment that you have. >>>> >>>> Gj >>>> >>>> >>>> >>>> >>>> >>>> On Wed, Oct 3, 2018 at 12:11 PM Geertjan Wielenga < >>>> geertjan.wiele...@googlemail.com> wrote: >>>> >>>>> Shouldn't the import statements be this: >>>>> >>>>> import org.apache.log4j.LogManager; >>>>> import org.apache.log4j.Logger; >>>>> >>>>> ...and not this: >>>>> >>>>> import org.apache.logging.log4j.LogManager; >>>>> import org.apache.logging.log4j.Logger; >>>>> >>>>> ...if you're using log4j-1.2-api-2.11.1.jar? >>>>> >>>>> Gj >>>>> >>>>> >>>>> On Wed, Oct 3, 2018 at 11:56 AM Emma Atkinson < >>>>> emma.atkins...@gmail.com> wrote: >>>>> >>>>>> I cannot find a way to make this work, I hope you can help. I should >>>>>> be happy to be pointed to an existing answer >>>>>> >>>>>> *The Problem* >>>>>> I have a very simple Java application demonstrating the problem I am >>>>>> having with using the latest Log4j2 V2.11.1 as a module (log4j.api) and >>>>>> building it in Netbeans. The example compiles, builds and runs when I >>>>>> use >>>>>> the classpath, but cannot compile the module-info.java file when I use >>>>>> the >>>>>> modulepath. I have uploaded the code and Netbeans files at the following >>>>>> link: >>>>>> >>>>>> https://github.com/cosmiczoo/Log4j2TestCase >>>>>> >>>>>> Log4j2 V2.11.1 is a Multi-release JAR (MR-JAR). The >>>>>> module-info.class file is in log4j-api-2.11.1.jar under the folder >>>>>> META-INF/versions/9, which seems correct. >>>>>> >>>>>> The Netbeans editor can see the module log4j.api because it appears >>>>>> in the drop-down menu of completion suggestions and does not have wiggly >>>>>> red line under it. My simple test program has a module-info.java file >>>>>> that >>>>>> requires log4j.api and nothing else. This bit works as I would expect. >>>>>> >>>>>> >>>>>> I have located an unanswered question on StackOverflow asking a >>>>>> similar question >>>>>> https://stackoverflow.com/questions/50568139/netbeans-java-9-modules-log4j-2-11-module-not-found >>>>>> >>>>>> >>>>>> *To Reproduce My Test * >>>>>> >>>>>> I *Clean* the project. It completes successfully. >>>>>> I then use a RMB option to *Compile File* the module-info.java >>>>>> file. >>>>>> This generates an error pointing to the line *requires log4j.api* in >>>>>> my module-info.java. >>>>>> >>>>>> <path-to>/Log4j2TestCase/src/module-info.java:7: error: module not >>>>>> found: log4j.api >>>>>> requires log4j.api; >>>>>> 1 error >>>>>> ZipFileIndex clearCache failed >>>>>> <path-to>/Log4j2TestCase/nbproject/build-impl.xml:1131: The following >>>>>> error occurred while executing this line: >>>>>> <path-to>/Log4j2TestCase/nbproject/build-impl.xml:358: Compile >>>>>> failed; see the compiler error output for details. >>>>>> at org.apache.tools.ant.taskdefs.Javac.compile(Javac.java:1425) >>>>>> at org.apache.tools.ant.taskdefs.Javac.execute(Javac.java:1133) >>>>>> at >>>>>> org.netbeans.modules.java.source.ant.JavacTask.execute(JavacTask.java:120) >>>>>> at >>>>>> org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:292) >>>>>> >>>>>> and so on. Please let me know if you want more. >>>>>> >>>>>> I have tried building this program under JDK-9, JDK-10 and JDK-11. >>>>>> My Netbeans runs on JDK-10. I am learning how to migrate to modules by >>>>>> trial, error and reading. I may have made an error, but if I have, I >>>>>> don't >>>>>> know where. >>>>>> >>>>>> Thanks in anticipation >>>>>> >>>>>> Emma >>>>>> >>>>>> >>>>>> >>>>>>
