![]() If you click on a JAD download link, a popup menu will. In this case, the JAR file is an executable JAR. A JAR file can have one entry point set in its manifest file. So, theoretically, a JAR file can contain more than one application, but it has to contain at least one main class to be able to run. Each main class is the entry point of an application. You are now be able to run Some Java App by providing the script name and any arguments for the java-app.jar and you can find it in the system’s menu tree. Therefore, you can also use your browser to select an online JAD file to download and run the midlet. A JAR file can contain one or more main classes. Use the text editor to create a new file and save it as ~/.local/share/applications/sktop with below content Java -jar ~/.local/bin/java-app.jar the script executable chmod +x ~/.local/bin/java-appĬreate the application folder mkdir -p ~/.local/share/applications Open your favorite text editor with a new file and save it as ~/.local/bin/java-app with below content - the ensures that any arguments to the script is passed on to the java-app.jar file #!/bin/sh If you want to launch the program from your menu or the terminal - create a script and a launcher as follows.Īssuming it is in Downloads mv ~/Downloads/java-app.jar ~/.local/bin To run the application contained in the jar java -jar java-app.jar Or the complete environment sudo pacman -Syu jdk-openjdk To install the latest JRE sudo pacman -Syu jre-openjdk If in doubt of the actual requirements of the application - install the JDK. The jar requires at least JRE (Java Runtime Environment) - some requires the full JDK (Java Development Kit). A jar is java package - a zip-compressed archive - including the code for a java application.
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