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COM & .NET Component Services
book

COM & .NET Component Services

by Juval Lowy
September 2001
Intermediate to advanced content levelIntermediate to advanced
384 pages
11h 59m
English
O'Reilly Media, Inc.
Content preview from COM & .NET Component Services

Chapter 1. COM+ Component Services

By now, most developers of large-scale enterprise applications are convinced of the benefits of component-oriented development. They have discovered that by breaking a large system down into smaller units, they can write code that is easier to reuse on other projects, easier to distribute across multiple computers, and easier to maintain. As long as these components adhere to a binary standard that defines how they communicate with one another, they can be invoked as needed at runtime and discarded when they have finished their work. This type of application is also particularly suited to the Web, where clients request services of remote applications and then, once satisfied, move on to other tasks.

For nearly a decade, the Microsoft Component Object Model (COM) has been the standard for components that run on Windows machines, including Windows 9x and Me clients and Windows NT and 2000 servers. The COM model is well documented by the Microsoft Component Object Model Specification. Tools such as Visual C++ and Visual Basic make it easy to create COM components, and scores of books, training classes, and articles are available to teach programmers how to use them. Many features of the Windows operating system are now implemented as COM components, and many companies have invested heavily in COM-based systems of their own.

In July 2000, Microsoft announced a radically new component model as part of its .NET development platform, suddenly calling ...

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Publisher Resources

ISBN: 0596001037Supplemental ContentCatalog PageErrata