Execute a JAR File From a Java Program

Date: 2025-03-14

This article explains how to execute JAR (Java Archive) files programmatically in Java. Executable JARs, containing a MANIFEST.MF file specifying the main class, are run using java -jar filename.jar. Non-executable JARs require specifying the classpath and class name. The article demonstrates using ProcessBuilder to execute both types, handling IOException and InterruptedException. The examples use inheritIO() to display the JAR's output. The article focuses on programmatic execution rather than manual execution from the command line.

Read more: https://www.javacodegeeks.com/java-execute-jar-file-example.html