class
Transforms an HttpRequest
into a stream of HttpEvent
s, one of which will likely be a HttpResponse
.
abstract class HttpHandler { abstract handle(req: HttpRequest<any>): Observable<HttpEvent<any>> }
HttpHandler
is injectable. When injected, the handler instance dispatches requests to the first interceptor in the chain, which dispatches to the second, etc, eventually reaching the HttpBackend
.
In an HttpInterceptor
, the HttpHandler
parameter is the next interceptor in the chain.
handle() | |||
---|---|---|---|
|
req | HttpRequest<any> |
Observable<HttpEvent<any>>
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Licensed under the Creative Commons Attribution License 4.0.
https://angular.io/api/common/http/HttpHandler