public class Tigers { public static void main( String args[] ) { try { petfood1(

Question

public class Tigers {
    public static void main( String args[] )
         {
         try { petfood1(); }
         catch ( CatException e ) {
           System.err.println( e.getMessage() + " The stack trace is:" );
           e.printStackTrace();
         }
    }
    public static void petfood1() throws Exception {
       petfood2();
    }
    public static void petfood2() throws Exception {
       petfood3();
    }
    public static void petfood3() throws Throwable {
       throw new CatException();
    }
}

class CatException extends Exception {
    public CatException() {
       super( "user defined exception." );
    }
}

Explanation / Answer

Tigers.java:4: error: unreported exception Exception; must be caught or declared to be thrown try { petfood1 (); } ^ Tigers.java:14: error: unreported exception Throwable; must be caught or declared to be thrown petfood3(); ^ 2 errors

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