WebOct 19, 2024 · If we call the controller method with an empty Movie list input, then the validation will fail because of the @NotEmpty annotation, and we'll see the message: Input movie list cannot be empty. The @Valid annotation will make sure that the constraints specified in the Movie class are evaluated for each object in the list. WebAug 3, 2024 · We can create our custom validator implementations in two ways - the first one is to create an annotation that confirms to the JSR-303 specs and implement its Validator class. Second approach is to implement the org.springframework.validation.Validator interface and add set it as validator in the …
Validating Lists in a Spring Controller Baeldung
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Cool validation with FluentValidation & Code4IT
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