@microsoft/microsoft-graph-client
Version:
Microsoft Graph Client Library
51 lines • 2.23 kB
JavaScript
/**
* -------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All Rights Reserved. Licensed under the MIT License.
* See License in the project root for license information.
* -------------------------------------------------------------------------------------------
*/
import { AuthenticationHandler } from "./AuthenticationHandler";
import { HTTPMessageHandler } from "./HTTPMessageHandler";
import { RedirectHandlerOptions } from "./options/RedirectHandlerOptions";
import { RetryHandlerOptions } from "./options/RetryHandlerOptions";
import { RedirectHandler } from "./RedirectHandler";
import { RetryHandler } from "./RetryHandler";
import { TelemetryHandler } from "./TelemetryHandler";
/**
* @private
* To check whether the environment is node or not
* @returns A boolean representing the environment is node or not
*/
const isNodeEnvironment = () => {
return typeof process === "object" && typeof require === "function";
};
/**
* @class
* Class containing function(s) related to the middleware pipelines.
*/
export class MiddlewareFactory {
/**
* @public
* @static
* Returns the default middleware chain an array with the middleware handlers
* @param {AuthenticationProvider} authProvider - The authentication provider instance
* @returns an array of the middleware handlers of the default middleware chain
*/
static getDefaultMiddlewareChain(authProvider) {
const middleware = [];
const authenticationHandler = new AuthenticationHandler(authProvider);
const retryHandler = new RetryHandler(new RetryHandlerOptions());
const telemetryHandler = new TelemetryHandler();
const httpMessageHandler = new HTTPMessageHandler();
middleware.push(authenticationHandler);
middleware.push(retryHandler);
if (isNodeEnvironment()) {
const redirectHandler = new RedirectHandler(new RedirectHandlerOptions());
middleware.push(redirectHandler);
}
middleware.push(telemetryHandler);
middleware.push(httpMessageHandler);
return middleware;
}
}
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