Validating Dates

Learn how to validate date values in the past and in a specific format.

We'll cover the following

In this lesson, we will show how to validate a date field. Say, we want to store the date when the player won the last title. We will add a field lastWon to the Athlete class. This value must be in the past and must follow a specific pattern (dd-mm-yyyy). Any date value violating these constraints should result in a validation error. We will use @Past and @DateTimeFormat to validate the date field.

@Past

We will create a Date field lastWon and generate getter and setter methods. Then, we will use the @Past annotation with an appropriate error message as follows:

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