sdk-for-kotlin/docs/examples/java/account/create-o-auth-2-token.md

import io.appwrite.Client;
import io.appwrite.coroutines.CoroutineCallback;
import io.appwrite.services.Account;
import io.appwrite.enums.OAuthProvider;

Client client = new Client()
    .setEndpoint("https://<REGION>.cloud.appwrite.io/v1") // Your API Endpoint
    .setProject("<YOUR_PROJECT_ID>") // Your project ID
    .setSession(""); // The user session to authenticate with

Account account = new Account(client);

account.createOAuth2Token(
    OAuthProvider.AMAZON, // provider
    "https://example.com", // success (optional)
    "https://example.com", // failure (optional)
    List.of(), // scopes (optional)
    new CoroutineCallback<>((result, error) -> {
        if (error != null) {
            error.printStackTrace();
            return;
        }

        System.out.println(result);
    })
);