/*
Learning C#
by Jesse Liberty
Publisher: O'Reilly
ISBN: 0596003765
*/
using System;
namespace ExceptionHandling
{
public class TesterExceptionHandling6
{
public void Run()
{
try
{
Console.WriteLine("Open file here");
double a = 12;
double b = 0;
Console.WriteLine ("{0} / {1} = {2}",
a, b, DoDivide(a,b));
Console.WriteLine (
"This line may or may not print");
}
// most derived exception type first
catch (System.DivideByZeroException e)
{
Console.WriteLine(
"\nDivideByZeroException! Msg: {0}",
e.Message);
Console.WriteLine(
"\nHelpLink: {0}", e.HelpLink);
Console.WriteLine(
"\nHere's a stack trace: {0}\n",
e.StackTrace);
}
catch
{
Console.WriteLine(
"Unknown exception caught");
}
finally
{
Console.WriteLine (
"Close file here.");
}
}
// do the division if legal
public double DoDivide(double a, double b)
{
if (b == 0)
{
DivideByZeroException e =
new DivideByZeroException();
e.HelpLink =
"http://www.libertyassociates.com";
throw e;
}
if (a == 0)
throw new ArithmeticException();
return a/b;
}
static void Main()
{
Console.WriteLine("Enter Main...");
TesterExceptionHandling6 t = new TesterExceptionHandling6();
t.Run();
Console.WriteLine("Exit Main...");
}
}
}
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