You are previewing Code Complete, Second Edition.

Code Complete, Second Edition

Cover of Code Complete, Second Edition by Steve McConnell Published by Microsoft Press
O'Reilly logo

Good Class Interfaces

The first and probably most important step in creating a high-quality class is creating a good interface. This consists of creating a good abstraction for the interface to represent and ensuring that the details remain hidden behind the abstraction.

Good Abstraction

As "Form Consistent Abstractions" in Design Building Blocks: Heuristics described, abstraction is the ability to view a complex operation in a simplified form. A class interface provides an abstraction of the implementation that's hidden behind the interface. The class's interface should offer a group of routines that clearly belong together.

You might have a class that implements an employee. It would contain data describing the employee's name, address, phone number, ...

The best content for your career. Discover unlimited learning on demand for around $1/day.