public class UsingExceptions
1: // Fig. 13.6: UsingExceptions.java
2: // Demonstration of stack unwinding.
3:
4: public class UsingExceptions
5: {
6: public static void main( String args[] )
7: {
8: try // call throwException to demonstrate stack unwinding
9: {
10: throwException();
11: } // end try
12: catch ( Exception exception ) // exception thrown in throwException
13: {
14: System.err.println( "Exception handled in main" );
15: } // end catch
16: } // end main
17:
18: // throwException throws exception that is not caught in this method
19: public static void throwException() throws Exception
20: {
21: try // throw an exception and catch it in main
22: {
23: System.out.println( "Method throwException" );
24: throw new Exception(); // generate exception
25: } // end try
26: catch ( RuntimeException runtimeException ) // catch incorrect type
27: {
28: System.err.println(
29: "Exception handled in method throwException" );
30: } // end catch
31: finally // finally block always executes
32: {
33: System.err.println( "Finally is always executed" );
34: } // end finally
35: } // end method throwException
36: } // end class UsingExceptions
37:
38: /**************************************************************************
39: * (C) Copyright 1992-2005 by Deitel & Associates, Inc. and *
40: * Pearson Education, Inc. All Rights Reserved. *
41: * *
42: * DISCLAIMER: The authors and publisher of this book have used their *
43: * best efforts in preparing the book. These efforts include the *
44: * development, research, and testing of the theories and programs *
45: * to determine their effectiveness. The authors and publisher make *
46: * no warranty of any kind, expressed or implied, with regard to these *
47: * programs or to the documentation contained in these books. The authors *
48: * and publisher shall not be liable in any event for incidental or *
49: * consequential damages in connection with, or arising out of, the *
50: * furnishing, performance, or use of these programs. *
51: *************************************************************************/