Salesforce Advanced Administrator Certification Guide

Apex

If the previous actions are not enough to define your process, you can use an Apex class to execute custom code and implement the necessary algorithm:

Apex action definition

In this example, we are calling a custom Apex class to communicate with the external billing system in order to set up a payment method (this operation can't be done without using custom Apex integration).

The Apex class must contain the @InvocableMethod annotation and must be shaped in a specific way so that it can be called by the Process Builder. Tell your developers to refer to Salesforce Help at https://developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_classes_annotation_InvocableMethod.htm ...