Advanced Validation and Substitution Configuration
In the previous two sections, we configured an example of both a validation and a substitution. In the following sections, you will build upon that knowledge to learn about advanced topics in the configuration of validations and substitutions.
The basics of validation were explained earlier in the chapter. You will now learn more about the specific method of adding a message class to your validations.
When you set up your first validation in the system, you will be prompted to provide a message class to be used by all validations. A custom message class should be used. That is, you should create a new message class with a prefix of Z to denote a customer-maintained ...