November 2017
Intermediate to advanced
420 pages
10h 29m
English
Content preview from RESTful Java Web Services - Third Edition
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Introducing validations in JAX-RS applications
Validation is the process of ensuring the completeness and sanity of business data before posting it to the underlying data source. Validating the client input is very important for any REST API that you build. In this section, we will see the offering in JAX-RS for validating client input.
The JAX-RS 2.x release allows you to validate the resource class and methods via Java Bean Validation. This framework is a Java specification, which lets you specify the validation rules on the objects or hierarchy of objects via the built-in annotations; it also lets you write the reusable validation rules for handling various use cases. Bean Validation is integrated into the Java EE platform, allowing developers ...
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