Beta Release 0.5.0 (#3)

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Co-authored-by: PayPalServerSDKs <server-sdks@paypal.com>

src/ClientCredentialsAuth.php

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+<?php
+
+declare(strict_types=1);
+
+/*
+ * PaypalServerSDKLib
+ *
+ * This file was automatically generated by APIMATIC v3.0 ( https://www.apimatic.io ).
+ */
+
+namespace PaypalServerSDKLib;
+
+use PaypalServerSDKLib\Models\OAuthToken;
+
+/**
+ * Interface for defining the behavior of Authentication.
+ */
+interface ClientCredentialsAuth
+{
+    /**
+     * String value for oAuthClientId.
+     */
+    public function getOAuthClientId(): string;
+
+    /**
+     * String value for oAuthClientSecret.
+     */
+    public function getOAuthClientSecret(): string;
+
+    /**
+     * OAuthToken value for oAuthToken.
+     */
+    public function getOAuthToken(): ?OAuthToken;
+
+    /**
+     * Checks if provided credentials match with existing ones.
+     *
+     * @param string $oAuthClientId OAuth 2 Client ID
+     * @param string $oAuthClientSecret OAuth 2 Client Secret
+     */
+    public function equals(string $oAuthClientId, string $oAuthClientSecret): bool;
+
+    /**
+     * Fetch the OAuth token.
+     *
+     * @param array|null $additionalParams Additional parameters to be sent.
+     */
+    public function fetchToken(?array $additionalParams = null): OAuthToken;
+
+    /**
+     * Has the OAuth token expired? If the token argument is not provided then this function will check the
+     * expiry of the initial oauthToken, that's set in the client initialization.
+     */
+    public function isTokenExpired(?OAuthToken $token = null): bool;
+}