How to start a Java program (jar) from another Jar

We can start a jar inside another jar and get the result by below code.

Process proc = new ProcessBuilder("java", "-XMx8192M", "-jar", "test.jar").start();
int result = proc.waitFor();

You can get details of ProcessBuilder from below.

https://docs.oracle.com/javase/10/docs/api/java/lang/ProcessBuilder.html