Mac os x java application bundle

After that, a script or Ant target which can be driven by and IDE should take that artifact and a application descriptor to create a proper. STEP 1. STEP 2. STEP 3.

How to Install Java on Mac OS X - 2019

In the Xcode project repair any undefined file paths. These would be indicated in the files tab in the Xcode project left side bar in red. I had to update the 1. I also had to update all the files in the include diretory which included:. STEP 4. Build the project in Xcode.

If all goes well you'll find the product JavaAppLauncher. Xcode will give you the path of the project output. Mine was :. STEP 5. STEP 6. Edit your info. All Rights Reserved. If all goes well your app will get launched with the screen menu bar by double clicking it in the finder UI and will be running with the embedded jre. Currently my app is launching with this but for some reason, I'm using reflection with my splash screen to launch the real main class my second main calling is only happening after the second invokation of the launcher code.

A colleague, Marco Dinacci, has gotten our app Moneydance packaged and ready for the app store and has written up a detailed description of what was necessary, including code and configuration. Most solutions out there require a gazillion arguments, or installing ant and memorizing lots of conventions. Really, isn't it wonderful to have such an easy-to-use interface? If you're also considering why these contributions weren't just sent to one of the other projects, it is because this could not be done easily. Most of the other alternatives require third-party tools that embed other functionality and which simply cannot be stripped.

The solution I was left with was just rolling out my own. If you think that's just a strong case of NIH, feel free to grab what you want from me and send a patch to the other projects : Just follow the GPL!

Howling Moon Software ยป Make an Mac OSX App Bundle for your Java Application

This is not a limitation of jar2app , it's just how the Appstore requires you to do things. For more information on how to submit bundles to the appstore, see here and here. Just clone the repository and run install. This application, officially provided by Oracle previously Apple , acts as wrapper that starts a JVM with a set of options. The JVM can be bundled with the App file, or the system-wide-one can be used.

Packaging your application

Essentially, all that jar2app has to do is create a directory structure app files are just directories , pack JavaAppLauncher and your application in it and set appropriate values in an Info. I know that there are other solutions that write their own wrapper, but the provided wrapper seems to work great it's also bundled by Weka. The other wrapper I saw out there was from the Packr project and it really depended on their way of doing this. For a full list of options, see here. It can be supplied as a folder or as a zipfile. Yes it does.

MF file and extracts the name of the main class. You can change this behavior, and pass in another main class with the -m , --main-class option. There are several keys that Apple defines, and you might want to check them out. The info. The remaining options, such as the Icon, display name and others, are figured out as described in here. The short version is that all names get set to the basename of your jar, and that versions are set to 1. You are probably also interested in this question and this question. The app name is determined as so:. Well, you should probably check this FAQ entry first.

I originally went looking for an application like jar2app because I noticed that spotlight didn't like showing me. This meant that whenever I wanted to launch applications bundled as jars and that happens very often , I'd have to break my workflow and wait while spotlight figured itself out. To fix this, I decided to just package the jar in an app. Turns out it wasn't so easy and most tools weren't straightforward, so, here's jar2app. Have fun, report bugs and add features as you wish! This tool is so simple to use that it seems pointless to add a GUI.

Nevertheless, for all your command line aversion needs, I might implement a really simple optional GUI in the future probably using PyQt. It adds specific entries in the Info. You can change that by passing -l , --low-res-mode. You can, but don't expect a one-liner to do the trick.


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There are several parameters that you have to configure, including special unique keys and signatures. Use it with the default values for simple, easy and straightforward redistribution. If it's not your cup of tea, don't worry! There are other alternatives, such as the wonderful Packr , the official Oracle documentation , the official Apple documentation and the AppBundler project , part of which is used in jar2app.

You can also read more about the cumbersome nature of packaging jars in app files here. Even if jar2app didn't help, come back and open an issue, or send your own patches! Here are a couple of examples on how to change the settings of jar2app. You should now have a out. App in your directory. Note how jar2app automatically appends the. App extension this can be disabled with -a , --no-append-app-to-name. You can also do. And jar2app will create the test subdirectory for you. It only creates the parent directory of the target.

Also note that the app output name is pre-determined based on other options.

Packaging a .jar as .app file for macOS

For instance, if you pass in a bundle name, that will be used. See this question for more details. You should now have a test. App in your directory with the provided icon. The name that appears in menu bars will be given by the Bundle Display Name. You can se this with -d , --display-name , but I'd really recommend that you change the bundle name itself with -n , --name the Bundle Display Name will assume this value. This can be done with. Note that since in the above example, no output. App name is given, the. App file will also be named "Amazing Application" see here.

You can change this by doing any of:. Any of those commands will have the same effect: the app file will be out. This is trivial to do -r , --runtime , just run:.


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  • Skip to content. Dismiss Join GitHub today GitHub is home to over 40 million developers working together to host and review code, manage projects, and build software together. Sign up. App bundle. No external tools needed, no funky parameters, it just works. Python Shell.