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/*
*
* Copyright 2015 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#import "GRPCCall.h"
/** Helpers for setting and reading headers compatible with OAuth2. */
@interface GRPCCall (OAuth2)
/**
* Setting this property is equivalent to setting "Bearer <passed token>" as the value of the
* request header with key "authorization" (the authorization header). Setting it to nil removes the
* authorization header from the request.
* The value obtained by getting the property is the OAuth2 bearer token if the authorization header
* of the request has the form "Bearer <token>", or nil otherwise.
*/
@property(atomic, copy) NSString *oauth2AccessToken;
/** Returns the value (if any) of the "www-authenticate" response header (the challenge header). */
@property(atomic, readonly) NSString *oauth2ChallengeHeader;
@end
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