@tsonic/dotnet-types/types/System.Net.Http.d.ts

TypeScript declarations and metadata for .NET 10.0 assemblies

// Auto-generated by generatedts on 2025-11-02T09:57:39Z - do not edit by hand.

type int = number & { __brand: "int" };
type uint = number & { __brand: "uint" };
type byte = number & { __brand: "byte" };
type sbyte = number & { __brand: "sbyte" };
type short = number & { __brand: "short" };
type ushort = number & { __brand: "ushort" };
type long = number & { __brand: "long" };
type ulong = number & { __brand: "ulong" };
type float = number & { __brand: "float" };
type double = number & { __brand: "double" };
type decimal = number & { __brand: "decimal" };

declare namespace System.Net.Http {
  class ByteArrayContent extends System.Net.Http.HttpContent implements System.IDisposable {
    constructor(content: ReadonlyArray<byte>);
    constructor(content: ReadonlyArray<byte>, offset: int, count: int);
  }

  enum ClientCertificateOption {
    Manual = 0,
    Automatic = 1
  }

  class DelegatingHandler extends System.Net.Http.HttpMessageHandler implements System.IDisposable {
    InnerHandler: System.Net.Http.HttpMessageHandler;
  }

  class FormUrlEncodedContent extends System.Net.Http.ByteArrayContent implements System.IDisposable {
    constructor(nameValueCollection: ReadonlyArray<System.Collections.Generic.KeyValuePair<string, string>>);
  }

  class HeaderEncodingSelector<TContext> extends System.MulticastDelegate implements System.ICloneable, System.Runtime.Serialization.ISerializable {
    constructor(object: any, method: number);
    Invoke(headerName: string, context: TContext): System.Text.Encoding;
    BeginInvoke(headerName: string, context: TContext, callback: System.AsyncCallback, object: any): System.IAsyncResult;
    EndInvoke(result: System.IAsyncResult): System.Text.Encoding;
  }

  class HttpClient extends System.Net.Http.HttpMessageInvoker implements System.IDisposable {
    constructor();
    constructor(handler: System.Net.Http.HttpMessageHandler);
    constructor(handler: System.Net.Http.HttpMessageHandler, disposeHandler: boolean);
    static DefaultProxy: System.Net.IWebProxy;
    readonly DefaultRequestHeaders: System.Net.Http.Headers.HttpRequestHeaders;
    DefaultRequestVersion: System.Version;
    DefaultVersionPolicy: System.Net.Http.HttpVersionPolicy;
    BaseAddress: System.Uri;
    Timeout: System.TimeSpan;
    MaxResponseContentBufferSize: long;
    GetStringAsync(requestUri: string): Promise<string>;
    GetStringAsync(requestUri: System.Uri): Promise<string>;
    GetStringAsync(requestUri: string, cancellationToken: System.Threading.CancellationToken): Promise<string>;
    GetStringAsync(requestUri: System.Uri, cancellationToken: System.Threading.CancellationToken): Promise<string>;
    GetByteArrayAsync(requestUri: string): Promise<ReadonlyArray<byte>>;
    GetByteArrayAsync(requestUri: System.Uri): Promise<ReadonlyArray<byte>>;
    GetByteArrayAsync(requestUri: string, cancellationToken: System.Threading.CancellationToken): Promise<ReadonlyArray<byte>>;
    GetByteArrayAsync(requestUri: System.Uri, cancellationToken: System.Threading.CancellationToken): Promise<ReadonlyArray<byte>>;
    GetStreamAsync(requestUri: string): Promise<System.IO.Stream>;
    GetStreamAsync(requestUri: string, cancellationToken: System.Threading.CancellationToken): Promise<System.IO.Stream>;
    GetStreamAsync(requestUri: System.Uri): Promise<System.IO.Stream>;
    GetStreamAsync(requestUri: System.Uri, cancellationToken: System.Threading.CancellationToken): Promise<System.IO.Stream>;
    GetAsync(requestUri: string): Promise<System.Net.Http.HttpResponseMessage>;
    GetAsync(requestUri: System.Uri): Promise<System.Net.Http.HttpResponseMessage>;
    GetAsync(requestUri: string, completionOption: System.Net.Http.HttpCompletionOption): Promise<System.Net.Http.HttpResponseMessage>;
    GetAsync(requestUri: System.Uri, completionOption: System.Net.Http.HttpCompletionOption): Promise<System.Net.Http.HttpResponseMessage>;
    GetAsync(requestUri: string, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    GetAsync(requestUri: System.Uri, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    GetAsync(requestUri: string, completionOption: System.Net.Http.HttpCompletionOption, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    GetAsync(requestUri: System.Uri, completionOption: System.Net.Http.HttpCompletionOption, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    PostAsync(requestUri: string, content: System.Net.Http.HttpContent): Promise<System.Net.Http.HttpResponseMessage>;
    PostAsync(requestUri: System.Uri, content: System.Net.Http.HttpContent): Promise<System.Net.Http.HttpResponseMessage>;
    PostAsync(requestUri: string, content: System.Net.Http.HttpContent, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    PostAsync(requestUri: System.Uri, content: System.Net.Http.HttpContent, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    PutAsync(requestUri: string, content: System.Net.Http.HttpContent): Promise<System.Net.Http.HttpResponseMessage>;
    PutAsync(requestUri: System.Uri, content: System.Net.Http.HttpContent): Promise<System.Net.Http.HttpResponseMessage>;
    PutAsync(requestUri: string, content: System.Net.Http.HttpContent, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    PutAsync(requestUri: System.Uri, content: System.Net.Http.HttpContent, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    PatchAsync(requestUri: string, content: System.Net.Http.HttpContent): Promise<System.Net.Http.HttpResponseMessage>;
    PatchAsync(requestUri: System.Uri, content: System.Net.Http.HttpContent): Promise<System.Net.Http.HttpResponseMessage>;
    PatchAsync(requestUri: string, content: System.Net.Http.HttpContent, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    PatchAsync(requestUri: System.Uri, content: System.Net.Http.HttpContent, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    DeleteAsync(requestUri: string): Promise<System.Net.Http.HttpResponseMessage>;
    DeleteAsync(requestUri: System.Uri): Promise<System.Net.Http.HttpResponseMessage>;
    DeleteAsync(requestUri: string, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    DeleteAsync(requestUri: System.Uri, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    Send(request: System.Net.Http.HttpRequestMessage): System.Net.Http.HttpResponseMessage;
    Send(request: System.Net.Http.HttpRequestMessage, completionOption: System.Net.Http.HttpCompletionOption): System.Net.Http.HttpResponseMessage;
    Send(request: System.Net.Http.HttpRequestMessage, cancellationToken: System.Threading.CancellationToken): System.Net.Http.HttpResponseMessage;
    Send(request: System.Net.Http.HttpRequestMessage, completionOption: System.Net.Http.HttpCompletionOption, cancellationToken: System.Threading.CancellationToken): System.Net.Http.HttpResponseMessage;
    SendAsync(request: System.Net.Http.HttpRequestMessage): Promise<System.Net.Http.HttpResponseMessage>;
    SendAsync(request: System.Net.Http.HttpRequestMessage, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    SendAsync(request: System.Net.Http.HttpRequestMessage, completionOption: System.Net.Http.HttpCompletionOption): Promise<System.Net.Http.HttpResponseMessage>;
    SendAsync(request: System.Net.Http.HttpRequestMessage, completionOption: System.Net.Http.HttpCompletionOption, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    CancelPendingRequests(): void;
  }

  class HttpClientHandler extends System.Net.Http.HttpMessageHandler implements System.IDisposable {
    constructor();
    readonly SupportsAutomaticDecompression: boolean;
    readonly SupportsProxy: boolean;
    readonly SupportsRedirectConfiguration: boolean;
    MeterFactory: System.Diagnostics.Metrics.IMeterFactory;
    UseCookies: boolean;
    CookieContainer: System.Net.CookieContainer;
    AutomaticDecompression: System.Net.DecompressionMethods;
    UseProxy: boolean;
    Proxy: System.Net.IWebProxy;
    DefaultProxyCredentials: System.Net.ICredentials;
    PreAuthenticate: boolean;
    UseDefaultCredentials: boolean;
    Credentials: System.Net.ICredentials;
    AllowAutoRedirect: boolean;
    MaxAutomaticRedirections: int;
    MaxConnectionsPerServer: int;
    MaxRequestContentBufferSize: long;
    MaxResponseHeadersLength: int;
    ClientCertificateOptions: System.Net.Http.ClientCertificateOption;
    readonly ClientCertificates: System.Security.Cryptography.X509Certificates.X509CertificateCollection;
    ServerCertificateCustomValidationCallback: System.Func<System.Net.Http.HttpRequestMessage, System.Security.Cryptography.X509Certificates.X509Certificate2, System.Security.Cryptography.X509Certificates.X509Chain, System.Net.Security.SslPolicyErrors, boolean>;
    CheckCertificateRevocationList: boolean;
    SslProtocols: System.Security.Authentication.SslProtocols;
    readonly Properties: System.Collections.Generic.IDictionary<string, any>;
    static readonly DangerousAcceptAnyServerCertificateValidator: System.Func<System.Net.Http.HttpRequestMessage, System.Security.Cryptography.X509Certificates.X509Certificate2, System.Security.Cryptography.X509Certificates.X509Chain, System.Net.Security.SslPolicyErrors, boolean>;
  }

  enum HttpCompletionOption {
    ResponseContentRead = 0,
    ResponseHeadersRead = 1
  }

  class HttpContent implements System.IDisposable {
    readonly Headers: System.Net.Http.Headers.HttpContentHeaders;
    ReadAsStringAsync(): Promise<string>;
    ReadAsStringAsync(cancellationToken: System.Threading.CancellationToken): Promise<string>;
    ReadAsByteArrayAsync(): Promise<ReadonlyArray<byte>>;
    ReadAsByteArrayAsync(cancellationToken: System.Threading.CancellationToken): Promise<ReadonlyArray<byte>>;
    ReadAsStream(): System.IO.Stream;
    ReadAsStream(cancellationToken: System.Threading.CancellationToken): System.IO.Stream;
    ReadAsStreamAsync(): Promise<System.IO.Stream>;
    ReadAsStreamAsync(cancellationToken: System.Threading.CancellationToken): Promise<System.IO.Stream>;
    CopyTo(stream: System.IO.Stream, context: System.Net.TransportContext, cancellationToken: System.Threading.CancellationToken): void;
    CopyToAsync(stream: System.IO.Stream): System.Threading.Tasks.Task;
    CopyToAsync(stream: System.IO.Stream, cancellationToken: System.Threading.CancellationToken): System.Threading.Tasks.Task;
    CopyToAsync(stream: System.IO.Stream, context: System.Net.TransportContext): System.Threading.Tasks.Task;
    CopyToAsync(stream: System.IO.Stream, context: System.Net.TransportContext, cancellationToken: System.Threading.CancellationToken): System.Threading.Tasks.Task;
    LoadIntoBufferAsync(): System.Threading.Tasks.Task;
    LoadIntoBufferAsync(maxBufferSize: long): System.Threading.Tasks.Task;
    LoadIntoBufferAsync(cancellationToken: System.Threading.CancellationToken): System.Threading.Tasks.Task;
    LoadIntoBufferAsync(maxBufferSize: long, cancellationToken: System.Threading.CancellationToken): System.Threading.Tasks.Task;
    Dispose(): void;
  }

  class HttpIOException extends System.IO.IOException implements System.Runtime.Serialization.ISerializable {
    constructor(httpRequestError: System.Net.Http.HttpRequestError, message?: string, innerException?: System.Exception);
    readonly HttpRequestError: System.Net.Http.HttpRequestError;
    readonly Message: string;
  }

  enum HttpKeepAlivePingPolicy {
    WithActiveRequests = 0,
    Always = 1
  }

  class HttpMessageHandler implements System.IDisposable {
    Dispose(): void;
  }

  class HttpMessageInvoker implements System.IDisposable {
    constructor(handler: System.Net.Http.HttpMessageHandler);
    constructor(handler: System.Net.Http.HttpMessageHandler, disposeHandler: boolean);
    Send(request: System.Net.Http.HttpRequestMessage, cancellationToken: System.Threading.CancellationToken): System.Net.Http.HttpResponseMessage;
    SendAsync(request: System.Net.Http.HttpRequestMessage, cancellationToken: System.Threading.CancellationToken): Promise<System.Net.Http.HttpResponseMessage>;
    Dispose(): void;
  }

  class HttpMethod implements System.IEquatable<System.Net.Http.HttpMethod> {
    constructor(method: string);
    static readonly Get: System.Net.Http.HttpMethod;
    static readonly Put: System.Net.Http.HttpMethod;
    static readonly Post: System.Net.Http.HttpMethod;
    static readonly Delete: System.Net.Http.HttpMethod;
    static readonly Head: System.Net.Http.HttpMethod;
    static readonly Options: System.Net.Http.HttpMethod;
    static readonly Trace: System.Net.Http.HttpMethod;
    static readonly Patch: System.Net.Http.HttpMethod;
    static readonly Query: System.Net.Http.HttpMethod;
    static readonly Connect: System.Net.Http.HttpMethod;
    readonly Method: string;
    static Parse(method: System.ReadOnlySpan<number>): System.Net.Http.HttpMethod;
  }

  class HttpProtocolException extends System.Net.Http.HttpIOException implements System.Runtime.Serialization.ISerializable {
    constructor(errorCode: long, message: string, innerException: System.Exception);
    readonly ErrorCode: long;
  }

  enum HttpRequestError {
    Unknown = 0,
    NameResolutionError = 1,
    ConnectionError = 2,
    SecureConnectionError = 3,
    HttpProtocolError = 4,
    ExtendedConnectNotSupported = 5,
    VersionNegotiationError = 6,
    UserAuthenticationError = 7,
    ProxyTunnelError = 8,
    InvalidResponse = 9,
    ResponseEnded = 10,
    ConfigurationLimitExceeded = 11
  }

  class HttpRequestException extends System.Exception implements System.Runtime.Serialization.ISerializable {
    constructor();
    constructor(message: string);
    constructor(message: string, inner: System.Exception);
    constructor(message: string, inner: System.Exception, statusCode: System.Net.HttpStatusCode | null);
    constructor(httpRequestError: System.Net.Http.HttpRequestError, message?: string, inner?: System.Exception, statusCode?: System.Net.HttpStatusCode | null);
    readonly HttpRequestError: System.Net.Http.HttpRequestError;
    readonly StatusCode: System.Net.HttpStatusCode | null;
  }

  class HttpRequestMessage implements System.IDisposable {
    constructor();
    constructor(method: System.Net.Http.HttpMethod, requestUri: System.Uri);
    constructor(method: System.Net.Http.HttpMethod, requestUri: string);
    Version: System.Version;
    VersionPolicy: System.Net.Http.HttpVersionPolicy;
    Content: System.Net.Http.HttpContent;
    Method: System.Net.Http.HttpMethod;
    RequestUri: System.Uri;
    readonly Headers: System.Net.Http.Headers.HttpRequestHeaders;
    readonly Properties: System.Collections.Generic.IDictionary<string, any>;
    readonly Options: System.Net.Http.HttpRequestOptions;
    Dispose(): void;
  }

  class HttpRequestOptions implements System.Collections.Generic.IDictionary<string, any>, System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<string, any>>, ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>>, System.Collections.IEnumerable, System.Collections.Generic.IReadOnlyDictionary<string, any>, ReadonlyArray<System.Collections.Generic.KeyValuePair<string, any>> {
    constructor();
    TryGetValue<TValue>(key: System.Net.Http.HttpRequestOptionsKey<TValue>, value: TValue): boolean;
    Set<TValue>(key: System.Net.Http.HttpRequestOptionsKey<TValue>, value: TValue): void;
  }

  class HttpRequestOptionsKey<TValue> {
    constructor(key: string);
    readonly Key: string;
  }

  class HttpResponseMessage implements System.IDisposable {
    constructor();
    constructor(statusCode: System.Net.HttpStatusCode);
    Version: System.Version;
    Content: System.Net.Http.HttpContent;
    StatusCode: System.Net.HttpStatusCode;
    ReasonPhrase: string;
    readonly Headers: System.Net.Http.Headers.HttpResponseHeaders;
    readonly TrailingHeaders: System.Net.Http.Headers.HttpResponseHeaders;
    RequestMessage: System.Net.Http.HttpRequestMessage;
    readonly IsSuccessStatusCode: boolean;
    EnsureSuccessStatusCode(): System.Net.Http.HttpResponseMessage;
    Dispose(): void;
  }

  enum HttpVersionPolicy {
    RequestVersionOrLower = 0,
    RequestVersionOrHigher = 1,
    RequestVersionExact = 2
  }

  class MessageProcessingHandler extends System.Net.Http.DelegatingHandler implements System.IDisposable {
  }

  class MultipartContent extends System.Net.Http.HttpContent implements System.IDisposable, ReadonlyArray<System.Net.Http.HttpContent>, System.Collections.IEnumerable {
    constructor();
    constructor(subtype: string);
    constructor(subtype: string, boundary: string);
    HeaderEncodingSelector: System.Net.Http.HeaderEncodingSelector<System.Net.Http.HttpContent>;
    Add(content: System.Net.Http.HttpContent): void;
    GetEnumerator(): System.Collections.Generic.IEnumerator<System.Net.Http.HttpContent>;
  }

  class MultipartFormDataContent extends System.Net.Http.MultipartContent implements System.IDisposable, ReadonlyArray<System.Net.Http.HttpContent>, System.Collections.IEnumerable {
    constructor();
    constructor(boundary: string);
    Add(content: System.Net.Http.HttpContent): void;
    Add(content: System.Net.Http.HttpContent, name: string): void;
    Add(content: System.Net.Http.HttpContent, name: string, fileName: string): void;
  }

  class ReadOnlyMemoryContent extends System.Net.Http.HttpContent implements System.IDisposable {
    constructor(content: System.ReadOnlyMemory<byte>);
  }

  class SocketsHttpConnectionContext {
    readonly DnsEndPoint: System.Net.DnsEndPoint;
    readonly InitialRequestMessage: System.Net.Http.HttpRequestMessage;
  }

  class SocketsHttpHandler extends System.Net.Http.HttpMessageHandler implements System.IDisposable {
    constructor();
    static readonly IsSupported: boolean;
    UseCookies: boolean;
    CookieContainer: System.Net.CookieContainer;
    AutomaticDecompression: System.Net.DecompressionMethods;
    UseProxy: boolean;
    Proxy: System.Net.IWebProxy;
    DefaultProxyCredentials: System.Net.ICredentials;
    PreAuthenticate: boolean;
    Credentials: System.Net.ICredentials;
    AllowAutoRedirect: boolean;
    MaxAutomaticRedirections: int;
    MaxConnectionsPerServer: int;
    MaxResponseDrainSize: int;
    ResponseDrainTimeout: System.TimeSpan;
    MaxResponseHeadersLength: int;
    SslOptions: System.Net.Security.SslClientAuthenticationOptions;
    PooledConnectionLifetime: System.TimeSpan;
    PooledConnectionIdleTimeout: System.TimeSpan;
    ConnectTimeout: System.TimeSpan;
    Expect100ContinueTimeout: System.TimeSpan;
    InitialHttp2StreamWindowSize: int;
    KeepAlivePingDelay: System.TimeSpan;
    KeepAlivePingTimeout: System.TimeSpan;
    KeepAlivePingPolicy: System.Net.Http.HttpKeepAlivePingPolicy;
    EnableMultipleHttp2Connections: boolean;
    EnableMultipleHttp3Connections: boolean;
    ConnectCallback: System.Func<System.Net.Http.SocketsHttpConnectionContext, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<System.IO.Stream>>;
    PlaintextStreamFilter: System.Func<System.Net.Http.SocketsHttpPlaintextStreamFilterContext, System.Threading.CancellationToken, System.Threading.Tasks.ValueTask<System.IO.Stream>>;
    readonly Properties: System.Collections.Generic.IDictionary<string, any>;
    RequestHeaderEncodingSelector: System.Net.Http.HeaderEncodingSelector<System.Net.Http.HttpRequestMessage>;
    ResponseHeaderEncodingSelector: System.Net.Http.HeaderEncodingSelector<System.Net.Http.HttpRequestMessage>;
    ActivityHeadersPropagator: System.Diagnostics.DistributedContextPropagator;
    MeterFactory: System.Diagnostics.Metrics.IMeterFactory;
  }

  class SocketsHttpPlaintextStreamFilterContext {
    readonly PlaintextStream: System.IO.Stream;
    readonly NegotiatedHttpVersion: System.Version;
    readonly InitialRequestMessage: System.Net.Http.HttpRequestMessage;
  }

  class StreamContent extends System.Net.Http.HttpContent implements System.IDisposable {
    constructor(content: System.IO.Stream);
    constructor(content: System.IO.Stream, bufferSize: int);
  }

  class StringContent extends System.Net.Http.ByteArrayContent implements System.IDisposable {
    constructor(content: string);
    constructor(content: string, mediaType: System.Net.Http.Headers.MediaTypeHeaderValue);
    constructor(content: string, encoding: System.Text.Encoding);
    constructor(content: string, encoding: System.Text.Encoding, mediaType: string);
    constructor(content: string, encoding: System.Text.Encoding, mediaType: System.Net.Http.Headers.MediaTypeHeaderValue);
  }

}

declare namespace System.Net.Http.Headers {
  class AuthenticationHeaderValue implements System.ICloneable {
    constructor(scheme: string);
    constructor(scheme: string, parameter: string);
    readonly Scheme: string;
    readonly Parameter: string;
    static Parse(input: string): System.Net.Http.Headers.AuthenticationHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.AuthenticationHeaderValue): boolean;
  }

  class CacheControlHeaderValue implements System.ICloneable {
    constructor();
    NoCache: boolean;
    readonly NoCacheHeaders: System.Collections.Generic.ICollection<string>;
    NoStore: boolean;
    MaxAge: System.TimeSpan | null;
    SharedMaxAge: System.TimeSpan | null;
    MaxStale: boolean;
    MaxStaleLimit: System.TimeSpan | null;
    MinFresh: System.TimeSpan | null;
    NoTransform: boolean;
    OnlyIfCached: boolean;
    Public: boolean;
    Private: boolean;
    readonly PrivateHeaders: System.Collections.Generic.ICollection<string>;
    MustRevalidate: boolean;
    ProxyRevalidate: boolean;
    readonly Extensions: System.Collections.Generic.ICollection<System.Net.Http.Headers.NameValueHeaderValue>;
    static Parse(input: string): System.Net.Http.Headers.CacheControlHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.CacheControlHeaderValue): boolean;
  }

  class ContentDispositionHeaderValue implements System.ICloneable {
    constructor(dispositionType: string);
    DispositionType: string;
    readonly Parameters: System.Collections.Generic.ICollection<System.Net.Http.Headers.NameValueHeaderValue>;
    Name: string;
    FileName: string;
    FileNameStar: string;
    CreationDate: System.DateTimeOffset | null;
    ModificationDate: System.DateTimeOffset | null;
    ReadDate: System.DateTimeOffset | null;
    Size: long | null;
    static Parse(input: string): System.Net.Http.Headers.ContentDispositionHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.ContentDispositionHeaderValue): boolean;
  }

  class ContentRangeHeaderValue implements System.ICloneable {
    constructor(from: long, to: long, length: long);
    constructor(length: long);
    constructor(from: long, to: long);
    Unit: string;
    readonly From: long | null;
    readonly To: long | null;
    readonly Length: long | null;
    readonly HasLength: boolean;
    readonly HasRange: boolean;
    static Parse(input: string): System.Net.Http.Headers.ContentRangeHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.ContentRangeHeaderValue): boolean;
  }

  class EntityTagHeaderValue implements System.ICloneable {
    constructor(tag: string);
    constructor(tag: string, isWeak: boolean);
    Tag: string;
    IsWeak: boolean;
    static readonly Any: System.Net.Http.Headers.EntityTagHeaderValue;
    static Parse(input: string): System.Net.Http.Headers.EntityTagHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.EntityTagHeaderValue): boolean;
  }

  class Enumerator implements System.Collections.Generic.IEnumerator<string>, System.IDisposable, System.Collections.IEnumerator {
    readonly Current: string;
    MoveNext(): boolean;
    Dispose(): void;
  }

  class Enumerator implements System.Collections.Generic.IEnumerator<System.Collections.Generic.KeyValuePair<string, System.Net.Http.Headers.HeaderStringValues>>, System.IDisposable, System.Collections.IEnumerator {
    readonly Current: System.Collections.Generic.KeyValuePair<string, System.Net.Http.Headers.HeaderStringValues>;
    MoveNext(): boolean;
    Dispose(): void;
  }

  class HeaderStringValues implements ReadonlyArray<string>, ReadonlyArray<string>, System.Collections.IEnumerable {
    readonly Count: int;
    GetEnumerator(): System.Net.Http.Headers.HeaderStringValues.Enumerator;
  }

  class HttpContentHeaders extends System.Net.Http.Headers.HttpHeaders implements ReadonlyArray<System.Collections.Generic.KeyValuePair<string, ReadonlyArray<string>>>, System.Collections.IEnumerable {
    readonly Allow: System.Collections.Generic.ICollection<string>;
    ContentDisposition: System.Net.Http.Headers.ContentDispositionHeaderValue;
    readonly ContentEncoding: System.Collections.Generic.ICollection<string>;
    readonly ContentLanguage: System.Collections.Generic.ICollection<string>;
    ContentLength: long | null;
    ContentLocation: System.Uri;
    ContentMD5: ReadonlyArray<byte>;
    ContentRange: System.Net.Http.Headers.ContentRangeHeaderValue;
    ContentType: System.Net.Http.Headers.MediaTypeHeaderValue;
    Expires: System.DateTimeOffset | null;
    LastModified: System.DateTimeOffset | null;
  }

  class HttpHeaders implements ReadonlyArray<System.Collections.Generic.KeyValuePair<string, ReadonlyArray<string>>>, System.Collections.IEnumerable {
    readonly NonValidated: System.Net.Http.Headers.HttpHeadersNonValidated;
    Add(name: string, value: string): void;
    Add(name: string, values: ReadonlyArray<string>): void;
    TryAddWithoutValidation(name: string, value: string): boolean;
    TryAddWithoutValidation(name: string, values: ReadonlyArray<string>): boolean;
    GetValues(name: string): ReadonlyArray<string>;
    TryGetValues(name: string, values: ReadonlyArray<string>): boolean;
    Contains(name: string): boolean;
    GetEnumerator(): System.Collections.Generic.IEnumerator<System.Collections.Generic.KeyValuePair<string, ReadonlyArray<string>>>;
    Remove(name: string): boolean;
    Clear(): void;
  }

  class HttpHeadersNonValidated implements System.Collections.Generic.IReadOnlyDictionary<string, System.Net.Http.Headers.HeaderStringValues>, ReadonlyArray<System.Collections.Generic.KeyValuePair<string, System.Net.Http.Headers.HeaderStringValues>>, ReadonlyArray<System.Collections.Generic.KeyValuePair<string, System.Net.Http.Headers.HeaderStringValues>>, System.Collections.IEnumerable {
    readonly Count: int;
    readonly Item: System.Net.Http.Headers.HeaderStringValues;
    Contains(headerName: string): boolean;
    TryGetValues(headerName: string, values: System.Net.Http.Headers.HeaderStringValues): boolean;
    GetEnumerator(): System.Net.Http.Headers.HttpHeadersNonValidated.Enumerator;
  }

  class HttpHeaderValueCollection<T> implements System.Collections.Generic.ICollection<T>, ReadonlyArray<T>, System.Collections.IEnumerable {
    readonly Count: int;
    readonly IsReadOnly: boolean;
    Add(item: T): void;
    ParseAdd(input: string): void;
    TryParseAdd(input: string): boolean;
    Clear(): void;
    Contains(item: T): boolean;
    CopyTo(array: ReadonlyArray<T>, arrayIndex: int): void;
    Remove(item: T): boolean;
    GetEnumerator(): System.Collections.Generic.IEnumerator<T>;
  }

  class HttpRequestHeaders extends System.Net.Http.Headers.HttpHeaders implements ReadonlyArray<System.Collections.Generic.KeyValuePair<string, ReadonlyArray<string>>>, System.Collections.IEnumerable {
    readonly Accept: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.MediaTypeWithQualityHeaderValue>;
    readonly AcceptCharset: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.StringWithQualityHeaderValue>;
    readonly AcceptEncoding: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.StringWithQualityHeaderValue>;
    readonly AcceptLanguage: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.StringWithQualityHeaderValue>;
    Authorization: System.Net.Http.Headers.AuthenticationHeaderValue;
    ExpectContinue: boolean | null;
    From: string;
    Host: string;
    readonly IfMatch: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.EntityTagHeaderValue>;
    IfModifiedSince: System.DateTimeOffset | null;
    readonly IfNoneMatch: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.EntityTagHeaderValue>;
    IfRange: System.Net.Http.Headers.RangeConditionHeaderValue;
    IfUnmodifiedSince: System.DateTimeOffset | null;
    MaxForwards: int | null;
    Protocol: string;
    ProxyAuthorization: System.Net.Http.Headers.AuthenticationHeaderValue;
    Range: System.Net.Http.Headers.RangeHeaderValue;
    Referrer: System.Uri;
    readonly TE: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.TransferCodingWithQualityHeaderValue>;
    readonly UserAgent: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.ProductInfoHeaderValue>;
    readonly Expect: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.NameValueWithParametersHeaderValue>;
    CacheControl: System.Net.Http.Headers.CacheControlHeaderValue;
    readonly Connection: System.Net.Http.Headers.HttpHeaderValueCollection<string>;
    ConnectionClose: boolean | null;
    Date: System.DateTimeOffset | null;
    readonly Pragma: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.NameValueHeaderValue>;
    readonly Trailer: System.Net.Http.Headers.HttpHeaderValueCollection<string>;
    readonly TransferEncoding: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.TransferCodingHeaderValue>;
    TransferEncodingChunked: boolean | null;
    readonly Upgrade: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.ProductHeaderValue>;
    readonly Via: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.ViaHeaderValue>;
    readonly Warning: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.WarningHeaderValue>;
  }

  class HttpResponseHeaders extends System.Net.Http.Headers.HttpHeaders implements ReadonlyArray<System.Collections.Generic.KeyValuePair<string, ReadonlyArray<string>>>, System.Collections.IEnumerable {
    readonly AcceptRanges: System.Net.Http.Headers.HttpHeaderValueCollection<string>;
    Age: System.TimeSpan | null;
    ETag: System.Net.Http.Headers.EntityTagHeaderValue;
    Location: System.Uri;
    readonly ProxyAuthenticate: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.AuthenticationHeaderValue>;
    RetryAfter: System.Net.Http.Headers.RetryConditionHeaderValue;
    readonly Server: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.ProductInfoHeaderValue>;
    readonly Vary: System.Net.Http.Headers.HttpHeaderValueCollection<string>;
    readonly WwwAuthenticate: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.AuthenticationHeaderValue>;
    CacheControl: System.Net.Http.Headers.CacheControlHeaderValue;
    readonly Connection: System.Net.Http.Headers.HttpHeaderValueCollection<string>;
    ConnectionClose: boolean | null;
    Date: System.DateTimeOffset | null;
    readonly Pragma: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.NameValueHeaderValue>;
    readonly Trailer: System.Net.Http.Headers.HttpHeaderValueCollection<string>;
    readonly TransferEncoding: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.TransferCodingHeaderValue>;
    TransferEncodingChunked: boolean | null;
    readonly Upgrade: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.ProductHeaderValue>;
    readonly Via: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.ViaHeaderValue>;
    readonly Warning: System.Net.Http.Headers.HttpHeaderValueCollection<System.Net.Http.Headers.WarningHeaderValue>;
  }

  class MediaTypeHeaderValue implements System.ICloneable {
    constructor(mediaType: string);
    constructor(mediaType: string, charSet: string);
    CharSet: string;
    readonly Parameters: System.Collections.Generic.ICollection<System.Net.Http.Headers.NameValueHeaderValue>;
    MediaType: string;
    static Parse(input: string): System.Net.Http.Headers.MediaTypeHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.MediaTypeHeaderValue): boolean;
  }

  class MediaTypeWithQualityHeaderValue extends System.Net.Http.Headers.MediaTypeHeaderValue implements System.ICloneable {
    constructor(mediaType: string);
    constructor(mediaType: string, quality: double);
    Quality: double | null;
    static Parse(input: string): System.Net.Http.Headers.MediaTypeWithQualityHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.MediaTypeWithQualityHeaderValue): boolean;
  }

  class NameValueHeaderValue implements System.ICloneable {
    constructor(name: string);
    constructor(name: string, value: string);
    readonly Name: string;
    Value: string;
    static Parse(input: string): System.Net.Http.Headers.NameValueHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.NameValueHeaderValue): boolean;
  }

  class NameValueWithParametersHeaderValue extends System.Net.Http.Headers.NameValueHeaderValue implements System.ICloneable {
    constructor(name: string);
    constructor(name: string, value: string);
    readonly Parameters: System.Collections.Generic.ICollection<System.Net.Http.Headers.NameValueHeaderValue>;
    static Parse(input: string): System.Net.Http.Headers.NameValueWithParametersHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.NameValueWithParametersHeaderValue): boolean;
  }

  class ProductHeaderValue implements System.ICloneable {
    constructor(name: string);
    constructor(name: string, version: string);
    readonly Name: string;
    readonly Version: string;
    static Parse(input: string): System.Net.Http.Headers.ProductHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.ProductHeaderValue): boolean;
  }

  class ProductInfoHeaderValue implements System.ICloneable {
    constructor(productName: string, productVersion: string);
    constructor(product: System.Net.Http.Headers.ProductHeaderValue);
    constructor(comment: string);
    readonly Product: System.Net.Http.Headers.ProductHeaderValue;
    readonly Comment: string;
    static Parse(input: string): System.Net.Http.Headers.ProductInfoHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.ProductInfoHeaderValue): boolean;
  }

  class RangeConditionHeaderValue implements System.ICloneable {
    constructor(date: System.DateTimeOffset);
    constructor(entityTag: System.Net.Http.Headers.EntityTagHeaderValue);
    constructor(entityTag: string);
    readonly Date: System.DateTimeOffset | null;
    readonly EntityTag: System.Net.Http.Headers.EntityTagHeaderValue;
    static Parse(input: string): System.Net.Http.Headers.RangeConditionHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.RangeConditionHeaderValue): boolean;
  }

  class RangeHeaderValue implements System.ICloneable {
    constructor();
    constructor(from: long | null, to: long | null);
    Unit: string;
    readonly Ranges: System.Collections.Generic.ICollection<System.Net.Http.Headers.RangeItemHeaderValue>;
    static Parse(input: string): System.Net.Http.Headers.RangeHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.RangeHeaderValue): boolean;
  }

  class RangeItemHeaderValue implements System.ICloneable {
    constructor(from: long | null, to: long | null);
    readonly From: long | null;
    readonly To: long | null;
  }

  class RetryConditionHeaderValue implements System.ICloneable {
    constructor(date: System.DateTimeOffset);
    constructor(delta: System.TimeSpan);
    readonly Date: System.DateTimeOffset | null;
    readonly Delta: System.TimeSpan | null;
    static Parse(input: string): System.Net.Http.Headers.RetryConditionHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.RetryConditionHeaderValue): boolean;
  }

  class StringWithQualityHeaderValue implements System.ICloneable {
    constructor(value: string);
    constructor(value: string, quality: double);
    readonly Value: string;
    readonly Quality: double | null;
    static Parse(input: string): System.Net.Http.Headers.StringWithQualityHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.StringWithQualityHeaderValue): boolean;
  }

  class TransferCodingHeaderValue implements System.ICloneable {
    constructor(value: string);
    readonly Value: string;
    readonly Parameters: System.Collections.Generic.ICollection<System.Net.Http.Headers.NameValueHeaderValue>;
    static Parse(input: string): System.Net.Http.Headers.TransferCodingHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.TransferCodingHeaderValue): boolean;
  }

  class TransferCodingWithQualityHeaderValue extends System.Net.Http.Headers.TransferCodingHeaderValue implements System.ICloneable {
    constructor(value: string);
    constructor(value: string, quality: double);
    Quality: double | null;
    static Parse(input: string): System.Net.Http.Headers.TransferCodingWithQualityHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.TransferCodingWithQualityHeaderValue): boolean;
  }

  class ViaHeaderValue implements System.ICloneable {
    constructor(protocolVersion: string, receivedBy: string);
    constructor(protocolVersion: string, receivedBy: string, protocolName: string);
    constructor(protocolVersion: string, receivedBy: string, protocolName: string, comment: string);
    readonly ProtocolName: string;
    readonly ProtocolVersion: string;
    readonly ReceivedBy: string;
    readonly Comment: string;
    static Parse(input: string): System.Net.Http.Headers.ViaHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.ViaHeaderValue): boolean;
  }

  class WarningHeaderValue implements System.ICloneable {
    constructor(code: int, agent: string, text: string);
    constructor(code: int, agent: string, text: string, date: System.DateTimeOffset);
    readonly Code: int;
    readonly Agent: string;
    readonly Text: string;
    readonly Date: System.DateTimeOffset | null;
    static Parse(input: string): System.Net.Http.Headers.WarningHeaderValue;
    static TryParse(input: string, parsedValue: System.Net.Http.Headers.WarningHeaderValue): boolean;
  }

}

declare namespace System.Net.Http.Metrics {
  class HttpMetricsEnrichmentContext {
    readonly Request: System.Net.Http.HttpRequestMessage;
    readonly Response: System.Net.Http.HttpResponseMessage;
    readonly Exception: System.Exception;
    AddCustomTag(name: string, value: any): void;
    static AddCallback(request: System.Net.Http.HttpRequestMessage, callback: System.Action<System.Net.Http.Metrics.HttpMetricsEnrichmentContext>): void;
  }

}