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DataPRO/Modules/PreviousDBVersions/Version57/DatabaseExport/Utilities/Exceptional.cs

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+/*
+Exceptional.cs
+
+Copyright © 2008
+Diversified Technical Systems, Inc.
+All Rights Reserved
+*/
+
+using System;
+
+namespace DatabaseExport
+{
+    /// <summary>
+    /// "Ultimate" base class for all DTS classes that expect to throw exceptions.
+    /// Deriving classes from this class allows exceptions to be trapped based on
+    /// the class type that threw them.
+    /// </summary>
+    ///
+    /// <remarks>
+    /// Sample usage:
+    ///   public class A : Exceptional
+    ///   {
+    ///      public void ScrewItUp( )
+    ///      {
+    ///         private bool error = true;
+    ///         if ( error ) throw new A.Exception( "Class A-specific screwup." );
+    ///      }
+    ///   }
+    /// 
+    ///   ...
+    /// 
+    ///   try
+    ///   {
+    ///     A.ScrewItUp( );
+    ///     B.ScrewItUp( );
+    ///     C.ScrewItUp( );
+    ///   }
+    ///   catch ( A.Exception ex )
+    ///   {
+    ///      // Can pick A's exceptions out of a crowd, or not and just treat it
+    ///      // polymorphically as a System.Exception.
+    ///   }
+    /// </remarks>
+    /// 
+    [Serializable]
+    public abstract class Exceptional
+    {
+    }
+}