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fig13_02.cpp
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fig13_02.cpp
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// Fig. 13.2: fig13_02.cpp
// Demonstrating exception rethrowing.
#include <iostream>
using std::cout;
using std::endl;
#include <exception>
using std::exception;
// throw, catch and rethrow exception
void throwException()
{
// throw exception and catch it immediately
try {
cout << " Function throwException throws an exception\n";
throw exception(); // generate exception
} // end try
// handle exception
catch ( exception &caughtException ) {
cout << " Exception handled in function throwException"
<< "\n Function throwException rethrows exception";
throw; // rethrow exception for further processing
} // end catch
cout << "This also should not print\n";
} // end function throwException
int main()
{
// throw exception
try {
cout << "\nmain invokes function throwException\n";
throwException();
cout << "This should not print\n";
} // end try
// handle exception
catch ( exception &caughtException ) {
cout << "\n\nException handled in main\n";
} // end catch
cout << "Program control continues after catch in main\n";
return 0;
} // end main
/**************************************************************************
* (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
* Hall. All Rights Reserved. *
* *
* DISCLAIMER: The authors and publisher of this book have used their *
* best efforts in preparing the book. These efforts include the *
* development, research, and testing of the theories and programs *
* to determine their effectiveness. The authors and publisher make *
* no warranty of any kind, expressed or implied, with regard to these *
* programs or to the documentation contained in these books. The authors *
* and publisher shall not be liable in any event for incidental or *
* consequential damages in connection with, or arising out of, the *
* furnishing, performance, or use of these programs. *
*************************************************************************/