JSR 303 – How to write a custom validator?

Bean validation specifications. JSR 349 is the specification for Bean Validation 1.1. JSR 303 is the specification for Bean Validation 1.0 Bean validation is an important task irrespective of the architecture (enterprise web application or thick client-server) of the application. JSR 303 specification standardize the bean validation process. JSR 303 is not intended for use [...]
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