http://localhost:1313/tags/json-schema/ Recent content in JSON Schema on Yunier's Wiki Hugo en Sat, 09 Oct 2021 00:00:00 +0000 http://localhost:1313/post/2021/a-better-web-api-validation-strategy/ Sat, 09 Oct 2021 00:00:00 +0000 http://localhost:1313/post/2021/a-better-web-api-validation-strategy/ <p>As an API developer, you will eventually need to determine how to handle data validation.</p> <p>The .NET ecosystem offers a few options, the first option, <a href="https://docs.microsoft.com/en-us/aspnet/core/mvc/models/validation?view=aspnetcore-6.0#validation-attributes">validation attributes</a>, can be used to annotate how a model should be validated. Validation attributes are great, they don&rsquo;t require any external dependencies, you can specify error messages, create your own <a href="https://docs.microsoft.com/en-us/aspnet/core/mvc/models/validation?view=aspnetcore-6.0#validation-attributes">custom validator</a>, validate against many data types.</p> <p>For example, take the following Movie class, notice how the properties have been annotated with validation rules.</p>