title: how to launch java file program with processbuilder?
body: <p>here i'm trying to launch a java program inside another java program.
  after some search in the forum i found some clues but my code launches only .exe file and not .java file why?</p>
  
  <pre><code>import java.io.*;
  
  public class Mana
  {
  public static void main(String args[])
          throws IOException, InterruptedException
  {
  try
  {
  Process p=Runtime.getRuntime().exec(" D:\\NetBeansProjects\\GetIPAddress\\dist\\GetIPAddress.jar");
  }
  catch(IOException e1) {System.out.println(e1);}
  }
  }
  </code></pre>