gmail-smtp / google-api-php-client / vendor / google / auth / src / ExternalAccountCredentialSourceInterface.php

ExternalAccountCredentialSourceInterface.php in Gmail SMTP trunk, at google-api-php-client/vendor/google/auth/src/ExternalAccountCredentialSourceInterface.php

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1	<?php
2	/**
3	* Copyright 2023 Google Inc.
4	*
5	* Licensed under the Apache License, Version 2.0 (the "License");
6	* you may not use this file except in compliance with the License.
7	* You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*/
17
18	namespace Google\Auth;
19
20	interface ExternalAccountCredentialSourceInterface
21	{
22	public function fetchSubjectToken(?callable $httpHandler = null): string;
23	public function getCacheKey(): ?string;
24	}
25