title: How to get logs from a .jar file?
body: <p>I have an <strong>abc.jar</strong> file and it has some Java classes in it. I don't have the source code of it. I want to get logs of the classes/methods that's been hit while debugging.How can I do that?</p>
  
  <p>P.S - I could have used <strong>log4j</strong> for it but I don't have the source code.</p>