IHttpClientFactory
IHttpClientFactory is a .NET dependency-injection abstraction for creating configured HttpClient instances while managing their underlying handlers.
ASP.NET Core in Action, 3e
IHttpClientFactory is the .NET dependency-injection service for creating configured HttpClient instances and managing their underlying handlers.
- How it is used
- Creates configured HttpClient instances for outgoing API calls while managing handler lifetimes.
- How deep it goes
- Explains handler pooling and replacement, then shows registration, named and typed clients, retries, and custom handlers.
- Examples
- Uses a minimal API calling an exchange-rate endpoint and a custom handler that attaches an API-key header.
- What you can do after
- Operate/configure it to register named or typed clients, add outgoing handlers, and choose a transient-error retry policy.
Read how ASP.NET Core in Action, 3e explains IHttpClientFactory →
.NET MAUI in Action
IHttpClientFactory is a .NET dependency-injection service for creating configured HttpClient instances and managing their underlying handlers.
- How it is used
- Configures and resolves purpose-specific HttpClient instances through .NET dependency injection.
- How deep it goes
- Explains registration, naming, handler chaining, and resolution, but does not detail HttpClient internals.
- Examples
- Uses AuthHandler, AUTHENTICATED_CLIENT, AddApiClientServices, and BaseService as concrete configuration and consumption examples.
- What you can do after
- Operate/configure named HttpClient instances and attach reusable handlers for authenticated requests.
Related concepts
- HTTP clientproduces · An HTTP client is software or an API component that sends HTTP requests and receives and processes HTTP responses.
- named clientused by · A named client is an IHttpClientFactory configuration identified by a string name and used to create consistently configured HttpClient instances.
- HttpClientHandlerconfigures · HttpClientHandler is the .NET HttpMessageHandler that establishes network connections and sends HTTP requests for HttpClient.
- pipelineuses · A pipeline is an ordered or coordinated sequence of connected processing stages or tasks that passes data, work, or results toward an outcome.
- typed clientproduces · A typed client is an application-specific wrapper around HttpClient that exposes remote-service operations through a strongly typed class.
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