B4J Question Multiple apps in a single standalone package

Chris2

Active Member
Licensed User
Is it possible to 'Package' multiple apps in a single package with a single JRE?

This would lead to a package structure something like:
Image1.png

with both apps (test, and test2) accessing the same java run time files.

As a test, I've tried building two example apps separately, then merging the bin, conf, legal, lib folders so that all the necessary java modules are present for both apps. I've also put both release_java_modules.txt files in the \bin folder, renaming as release_java_modules-1 & release_java_modules-2:
Image2.png

then I've altered the run_debug.bat files for each to the appropriate release_java_modules.txt file, e.g.:
run_debug2.bat:
    cd bin
java.exe @release_java_modules-2.txt  -m b4j/b4j.example2.main
pause

But running run_debug2.bat (unsurprisingly) doesn't work:
run_debug2.bat result:
C:\test>cd bin

C:\test\bin>java.exe @release_java_modules-2.txt  -m b4j/b4j.example2.main
Error: Could not find or load main class b4j.example2.main in module b4j

C:\test\bin>pause
Press any key to continue . . .

I thought there would be more to it than this, and clearly there is.
Is it possible to merge the packages of two or more apps into a single distribution package?
 
Last edited:

Daestrum

Expert
Licensed User
Longtime User
Have a look at (search for 'Multiple entry jar' on forums). I wrote a small tutorial before packager, but it should still work (I think).
 
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