Book Image

Force.com Enterprise Architecture - Second Edition

By : Andrew Fawcett
Book Image

Force.com Enterprise Architecture - Second Edition

By: Andrew Fawcett

Overview of this book

Companies of all sizes have seen the need for Force.com's architectural strategy focused on enabling their business objectives. Successful enterprise applications require planning, commitment, and investment in the best tools, processes, and features available. This book will teach you how to architect and support enduring applications for enterprise clients with Salesforce by exploring how to identify architecture needs and design solutions based on industry standard patterns. There are several ways to build solutions on Force.com, and this book will guide you through a logical path and show you the steps and considerations required to build packaged solutions from start to finish. It covers all aspects, from engineering to getting your application into the hands of your customers, and ensuring that they get the best value possible from your Force.com application. You will get acquainted with extending tools such as Lightning App Builder, Process Builder, and Flow with your own application logic. In addition to building your own application API, you will learn the techniques required to leverage the latest Lightning technologies on desktop and mobile platforms.
Table of Contents (23 chapters)
Force.com Enterprise Architecture - Second Edition
Credits
Foreword
About the Author
Acknowledgements
About the Reviewers
www.PacktPub.com
Customer Feedback
Preface
Index

Contract Driven Development


If you have a large piece of functionality to develop, with a complex Service layer and user interface client logic, it can be an advantage to decouple these two streams of development activity so that developers can continue in parallel, meeting up sometime in the future to combine efforts.

An approach to this is sometimes referred to as Contract Driven Development. This is where there is an agreement on a contract (or service definition) between the two development streams before they start their respective developments. Naturally, the contract can be adjusted over time, but having a solid starting point will lead to a smoother parallel development activity.

This type of development can be applied by implementing a small factory pattern within the Service layer class. The main methods on the service class are defined as normal, but their internal implementation can be routed to respective inner classes to provide an initial dummy implementation of the service...