What Is Http Interceptor in Angular

Interceptors are a unique type of Angular Service that we can implement. Interceptors allow us to intercept incoming or outgoing HTTP requests using the HttpClient . By intercepting the HTTP request, we can modify or change the value of the request.

What is Interceptor in Angularjs?

HTTP Interceptors are used for adding custom logic for authentication, authorization, session/state management, logging, modifying Response, URL rewriting, Error handling, Caching, adding custom header, timestamp in the request /response, encrypt and decrypt the request and response information or manipulate the …

Can Angular have multiple HTTP Interceptors?

We need to import HTTP_INTERCEPTORS from @angular/common/http in our app. … After providing HTTP_INTERCEPTORS we need to inform the class we are going to implement our interceptor into by using useClass. Setting multi to true, makes sure that you can have multiple interceptors in your project.