ASP.NET Core Web API Interview Question #83

What is LinkGenerator?

Routing, Versioning, OpenAPI/Swagger & API Documentation Mid-Level Intermediate

Quick Interview Answer

LinkGenerator is an ASP.NET Core service for generating endpoint URLs outside the convenience methods available on controllers. It can generate paths or absolute URIs using endpoint names, action information, or route values.

Detailed Explanation

LinkGenerator is an ASP.NET Core service for generating endpoint URLs outside the convenience methods available on controllers. It can generate paths or absolute URIs using endpoint names, action information, or route values.

It is useful in services or infrastructure that need links without depending directly on ControllerBase.

Code Example

var path = _links.GetPathByAction(
    action: "GetById",
    controller: "Products",
    values: new { id = 10 });