Book Image

ServiceNow: Building Powerful Workflows

By : Tim Woodruff, Martin Wood, Ashish Rudra Srivastava
Book Image

ServiceNow: Building Powerful Workflows

By: Tim Woodruff, Martin Wood, Ashish Rudra Srivastava

Overview of this book

ServiceNow is a SaaS application that provides workflow form-based applications. It is an ideal platform for creating enterprise-level applications, giving requesters and fulfillers improved visibility and access to a process. ServiceNow-based applications often replace email by providing a better way to get work done. This course will show you how to put important ServiceNow features to work in the real world. We will introduce key concepts and examples on managing and automating IT services, and help you build a solid foundation towards this new approach. You will then learn more about the power of tasks, events, and notifications. We’ll then focus on using web services and other mechanisms to integrate ServiceNow with other systems. Further on, you’ll learn how to secure applications and data, and understand how ServiceNow performs logging and error reporting. At the end of this course, you will acquire immediately applicable skills to rectify everyday problems encountered on the ServiceNow platform. The course provides you with highly practical content explaining ServiceNow from the following Packt books: 1. Learning ServiceNow 2. ServiceNow Cookbook 3. Mastering ServiceNow, Second Edition
Table of Contents (39 chapters)
Title Page
Credits
Preface
Free Chapter
1
Module 1
36
Bibliography

Dealing with events


Firing an event is a way to tell the platform that something happened. Since ServiceNow is a data-driven system, in many cases, this means that a record has been updated in some way. For instance, maybe a guest has been made a VIP or has made 20 reservations.

Several parts of the system may be listening for an event to happen. When it does, they perform an action. One of these actions may be sending an e-mail to thank our guest for their continued business.

Note

You don't need to create an event to fire e-mail notifications. However, it is a good example to work through.

Events are fired using server-side code. Each includes a GlideRecord object and up to two string parameters. The item receiving this data can then use it as necessary, so if we want to send an e-mail confirming a hotel booking, we have the Reservation record to refer to during processing.

Registering events

Before an event can be fired, it should be known to the system. (This is mandatory in scoped apps.) Do...