Fixing .jar file opening on Windows requires two steps. Open the Control Panel, and chose "Default Programs -> Set Associations". Find .jar extension (Executable JAR file) there, and pick Java as default program to open this extension. It will probably be listed as "Java Platform(SE)". A faster alternative perhaps is straightforward right-click ...

Aug 17, 2013 · Hi im busy on a application that decompiles a jar the pastes files into the folder of the decompiled jar, it then compresses the folder into a jar. Decompiling and copying works, but i can't manage to get the folders contents to be jared (compressed into jar), i did about 3hrs research and found only outdated methods. please help.-Regards marko5049

I have downloaded jbpm-installer-3.2.7.jar but I don't know how to install or run the file. If I double click on it, it opens in winrar. I tried installing through command prompt, but I got the

If you want to execute your jar file while clicking it, then you must have a main-method in your jar file and configure the same in your mainfest file. you should have an Main-Class attribute (sample entry in mainfest file below) Main-Class: com.example.MainClass. Class-Path: …

Mar 20, 2024 · The three approaches you describe are all using IntelliJ's own system for creating the JAR file. But you are using Gradle, and so you should be having Gradle build the JAR file. The simplest way is to just execute the Gradle jar task. That will package your project's classes and resources in a JAR file under build/libs by default. You can ...

I created JavaFX project in IntelliJ IDEA 2018. I have installed Java JDK 11 and my project (Maven) includes all needed dependencies: <dependencies> <dependency> <groupI...

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Feb 16, 2019 · I had a similar issue in the past. The problem was that java8 was installed on the machine and used by maven, tough java11 was the default.

Oct 15, 2014 · The .jar file must have a lib folder in the folder the .jar is in to open a window (without using native java libraries). If it doesn't, then the .jar won't open any windows, as it needs external libraries to do so. However, if your .jar isn't meant to open any windows, then it has been performing as expected.

Sep 24, 2022 · I used this instead "maven-shade-plugin" <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-assembly-plugin</artifactId> <executions> <execution ...