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Blazor Authentication using API

Zany Zebra answered on February 23, 2023 Popularity 9/10 Helpfulness 1/10

answer Blazor Authentication using API

Blazor Authentication using API

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// source code of the built-in ServerAuthenticationStateProvider 
public class ServerAuthenticationStateProvider : AuthenticationStateProvider, IHostEnvironmentAuthenticationStateProvider
{
    private Task<AuthenticationState> _authenticationStateTask;

    /// <inheritdoc />
    public override Task<AuthenticationState> GetAuthenticationStateAsync()
        => _authenticationStateTask
        ?? throw new InvalidOperationException($"{nameof(GetAuthenticationStateAsync)} was called before {nameof(SetAuthenticationState)}.");

    /// <inheritdoc />
    public void SetAuthenticationState(Task<AuthenticationState> authenticationStateTask)
    {
        _authenticationStateTask = authenticationStateTask ?? throw new ArgumentNullException(nameof(authenticationStateTask));
        NotifyAuthenticationStateChanged(_authenticationStateTask);
    }
}

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Source: stackoverflow.com

Tags: api authentication blazor using whatever

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