July 2001
Beginner to intermediate
368 pages
6h 52m
English
book
Design Patterns Explained: A New Perspective on Object-Oriented Design
by Alan Shalloway, James R. Trott
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The Template Method Pattern
The Template Method is a pattern intended to help one abstract out a common process from different procedures. According to the Gang of Four, the intent of the Template method is to
Define the skeleton of an algorithm in an operation, deferring some steps to subclasses. Redefine the steps in an algorithm without changing the algorithm's structure.[1]
[1] Gamma, E., Helm, R., Johnson, R., Vlissides, J., Design Patterns: Elements of Reusable Object-Oriented Software, Reading, Mass.: Addison-Wesley, 1995, p. 325.
In other words, although there are different methods for connecting and querying Oracle databases and SQL Server databases, they share the same conceptual process. The Template Method gives us a way to capture ...