import java.io.*; public class TryOpen4 { public static void main (String [] args) { FileReader myReader; myReader = null; try { myReader = new FileReader ("a.txt"); myReader.close (); } catch (FileNotFoundException fnfe) { System.out.println (" fnfe worked "); } catch (IOException ioe) { System.out.println (" ioe worked "); } /* ----jGRASP exec: javac U:\Web\CS239\Lectures\Lecture9\TryOpen4.java TryOpen4.java:22: exception java.io.FileNotFoundException has already been caught catch (FileNotFoundException fnfe) ^ 1 error ----jGRASP wedge2: exit code for process is 1. ----jGRASP: operation complete. */ } }