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  3. Migrating to .NET: A Pragmatic Path to Visual Basic .NET, Visual C++ .NET, and ASP.NET

Migrating to .NET: A Pragmatic Path to Visual Basic .NET, Visual C++ .NET, and ASP.NET, 1st edition

  • Dhananjay Katre
  • Prashant Halari
  • Narayana Rao Surapaneni
  • Manu Gupta
  • Meghana Deshpande

Published by Pearson (November 8th 2002) - Copyright © 2003

1st edition

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Overview

  • Find out how to migrate your legacy software to the powerful Microsoft .NET framework
  • Provides for a complete, efficient, and elegant migration—with no surprises
  • Covers the technologies you need: Visual Basic, Visual C++, and Active Server Pages

Move to .NET—and bring your legacy apps along!

Microsoft's .NET Web services platform offers a wide range of exciting new programming opportunities. The new methods found in .NET also mean you'll be in for a lot of aggravation and wasted time—unless you have a proven migration plan in place for your legacy applications. In Migrating to .NET, subject experts Dhananjay Katre, Prashant Halari, Narayana Rao Surapaneni, Manu Gupta, and Meghana Deshpande guide you every step of the way, from planning to migration to follow-through.

  • Migrate legacy Visual Basic, Visual C++, and ASP applications to .NET
  • Draws on the real-world experience of .NET migration experts
  • Rich with code examples and case studies
  • Covers component migration and interoperability issues

Part of the integrated .NET series from Object Innovations and Prentice Hall PTR.

Table of contents



Preface.


About this Series.


1. Microsoft .NET Framework.

Need for .NET Framework. Building Blocks of .NET. Introduction to Microsoft .NET Framework. Additional Concepts in .NET Framework. Consideration for Migration. Roadmap to Migration. Phases Involved in Migration. Summary.


2. New Features in Visual Basic .NET.

Visual Basic .NET Features. Object-Oriented Features of Visual Basic .NET. Structured Exception Handling. Threading Features. Language Interoperability. Summary.


3. Visual Basic to Visual Basic .NET: Migration Approach.

Road Map to Migration. Assessment. Upgrade Wizard Overview. Post-migration Changes Overview. Pre-migration Recommendations. Understanding Language and Syntax Changes. Understanding the Data Type Changes. Steps for Pre-migration Changes. Upgrade Wizard in Visual Studio .NET. Summary.


4. Post-migration Changes.

Categorization By Functionalities. Graphics. Dynamic Data Exchange. Object Linking and Embedding. Help Functionality. Database Changes. Drag and Drop Changes. Menu Object Changes. Multiple-Document Interface Form Changes. Controls Collection Changes. Win32 API Calls. Designers. COM+ Components. Summary.


5. Migration Approach for ASP to ASP.NET.

Need for a New Version. Why Migrate to ASP.NET. Migration Approach. Considerations for Migration. Pre-migration Strategy. Guidelines for Code Changes. Security Settings. Summary.


6. Migrating to ASP.NET I.

Creating an ASP.NET Web Application. Categorization by Functionality. Summary.


7. Migrating to ASP.NET II.

Session State Management. Intrinsic Objects. Structural Changes. Language Changes. Summary.


8. New Features in Visual C++ .NET.

Managed Extensions. Platform Invoke. Web Services. ATL Server. ATL Server Web Services. Managed C++ Web Services. Summary.


9. Migrating to Visual C++ .NET.

Exception Handling. Migration Strategies for Exception Handling. Interoperability. COM Migration. COM Interoperability. Registering the Assembly with COM. Making the Components Accessible. Building the .NET Component. Migrating an Existing C++ Class to .NET Framework. Summary.


10. Dealing with Legacy Components in .NET.

What Defines Code Reusability. Important Features of .NET. The Drawbacks of COM. COM Versus .NET Components. Need for Interoperability between .NET and COM. Managed Environment Versus Unmanaged Environment. Exposing COM Components to .NET Framework. Exposing .NET Components to COM Clients. Summary.


11. Exposing Legacy Components as Web Services.

Using Microsoft SOAP ToolKit. Consuming Web Services. Summary.


12. Visual Basic .NET Migration Case Study.

Introduction to PMS. Front End for the System. Components in PMS. Reports in PMS. Migration of Visual Basic Application. Architecture of the Migrated PMS System. Summary.


13. Case Study: ASP to ASP.NET.

ASP Web Application. Migrating the Application. Summary.


14. Visual C++ .NET Migration Case Study.

Setting Up PMS in Visual C++ 6.0. Front End for the System. COM Components in PMS. ISAPI DLLs in PMS. CustomerServices DLL. Flow of Information in the PMS. Migration of Visual C++ Application to Visual C++.NET. Summary.


Appendix A. Controls in Visual Basic.


Appendix B. Comparison between HTML Controls and Server Controls.


Index.

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