Use final to deal with custom Exceptions : Exception Finally « Language Basics « C# / C Sharp

1. C# / C Sharp
2. Language Basics
3. Exception Finally

Use final to deal with custom Exceptions

 
using System;
using System.Runtime.Serialization;

class TestDirectoryMissingException : ApplicationException {
    public TestDirectoryMissingException() :
        base() {
    }
    public TestDirectoryMissingException(string msg) :
        base(msg) {
    }
    public TestDirectoryMissingException(SerializationInfo info, StreamingContext cxt) :
        base(info, cxt) {
    }
    public TestDirectoryMissingException(string msg, Exception inner) :
        base(msg, inner) {
    }

}
class MainClass {
    static void DoStuff() {
        if (System.IO.Directory.Exists("c:\\test") == false)
            throw new TestDirectoryMissingException("The test directory does not exist");
    }
    static void Main(string[] args) {
        try { 
            DoStuff();
        } catch (System.IO.DirectoryNotFoundException e1) {
            System.Console.WriteLine(e1.StackTrace);
            System.Console.WriteLine(e1.Source);
            System.Console.WriteLine(e1.TargetSite);
        } catch (System.IO.FileNotFoundException e2) {
        } catch (System.Exception e) {
            System.Console.WriteLine("Ex");
        } finally {
            System.Console.WriteLine("final");
        }
    }
}

 

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