Passing Exceptions on to the Caller: Caller Inform : Exception Try Catch « Language Basics « C# / C Sharp

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C# / C Sharp » Language Basics » Exception Try Catch Screenshots  Passing Exceptions on to the Caller: Caller Inform /* A Programmer's Introduction to C# (Second Edition) by Eric Gunnerson Publisher: Apress  L.P. ISBN: 1-893115-62-3 */ // 04 - Exception Handling\Passing Exceptions on to the Caller\Caller Inform // copyright 2000 Eric Gunnerson using System; public class CallerInform {     public static void Main()     {         Summer summer = new Summer();         try         {             summer.DoAverage();         }         catch (Exception e)         {             Console.WriteLine("Exception: {0}", e);         }     } } public class Summer {     int    sum = 0;     int    count = 0;     float    average;     public void DoAverage()     {         try         {             average = sum / count;         }         catch (DivideByZeroException e)         {             // wrap exception in another one,             // adding additional context.             throw (new DivideByZeroException(             "Count is zero in DoAverage()", e));         }     } }                     Related examples in the same category 1. Catch Error 2. illustrates an unhandled exception 3. illustrates how to handle a specific exception 4. illustrates multiple catch blocks 5. illustrates a nested try/catch block 6. illustrates exception propagation with methods 7. Catch Divide By Zero Exception 8. Demonstrates stacking catch blocks to provide alternate code for more than one exception type 9. Catches an exception that was thrown in a component 10. Throw a format exception purposely to demonstrate catching a FormatException 11. Demonstrates using if statements to sort out an IOException 12. Several catch branches 13. Demonstrate exception handling 14. An exception can be generated by one method and caught by another 15. Exception Type Mismatch 16. Handle error gracefully and continue 17. Use multiple catch statements 18. Use the 'catch all' catch statement 19. Use a nested try block 20. Catch different exceptions 21. Passing Exceptions on to the Caller: Caller Confuse 22. Exception Handling:Trying and Catching