Clean Apex Code: Software Design for Salesforce Developers

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2025

P. GonzalezClean Apex Codehttps://doi.org/10.1007/979-8-8688-1411-2_4

4. How Long Should Methods Be: Length, Depth, and Subtasks

Pablo Gonzalez¹  

(1)

Dublin, Ireland

 

The best modules are those that provide powerful functionality, yet have simple interfaces.

—John Ousterhout

The second piece of common wisdom when it comes to methods is that they should be short. In this chapter, we will go over advantages and disadvantages of short methods and why larger methods have their place, and we’ll talk about when you should split a larger method into shorter ones.

4.1 Short Methods

Methods should be short because short methods

• Are easier to test in isolation

• Are easier to ...