Android 개발자 ID 상태 API로 앱 등록 상태 확인

https://androiddeveloperidstatus.googleapis.com

curl -X GET "https://androiddeveloperidstatus.googleapis.com/v1/packages/com.example.app/packageRegistrationStatus:check" \
  -H "X-Goog-Api-Key: [key]"

{
  "name": "packages/com.example.app/packageRegistrationStatus",
  "state": "REGISTERED"
}

{
  "name": "packages/com.example.app/packageRegistrationStatus",
  "state": "NOT_REGISTERED"
}

curl -X GET "https://androiddeveloperidstatus.googleapis.com/v1/packages/com.example.app/packageRegistrationStatus:check?certificateFingerprint=d6ac89ed1d0a805aad4b087d06d5f41645b814480b133fbc867ef7498d069e06" \
  -H "X-Goog-Api-Key: [key]"

{
  "name": "packages/com.example.app/packageRegistrationStatus",
  "state": "REGISTERED"
}

{
  "name": "packages/com.example.app/packageRegistrationStatus",
  "state": "REGISTERED_WITH_ANOTHER_CERTIFICATE_FINGERPRINT"
}

{
  "name": "packages/com.example.app/packageRegistrationStatus",
  "state": "NOT_REGISTERED"
}

import java.io.IOException;
import java.net.URI;
import java.net.URLEncoder;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.nio.charset.StandardCharsets;

public class DeveloperIdStatusClient {

  private static final String API_ENDPOINT = "https://androiddeveloperidstatus.googleapis.com";

  public static void main(String[] args) {
    String apiKey = "YOUR_API_KEY";
    String packageName = "com.example.app";
    String certificateFingerprint = "d6ac89ed1d0a805aad4b087d06d5f41645b814480b133fbc867ef7498d069e06";

    try {
      String response = checkPackageRegistrationStatus(apiKey, packageName, certificateFingerprint);
      System.out.println("Response: " + response);
    } catch (IOException | InterruptedException e) {
      e.printStackTrace();
    }
  }

  /**
   *   Checks the registration status of an Android package.
   *
   *   @param apiKey The Google API key for authentication.
   *   @param packageName The fully-qualified Android package name (for example, "com.example.app").
   *   @param certificateFingerprint Optional SHA-256 certificate fingerprint. Pass null or empty to omit.
   *   @return The JSON response string from the API.
   */
  public static String checkPackageRegistrationStatus(
      String apiKey, String packageName, String certificateFingerprint)
      throws IOException, InterruptedException {

    // 1. Build the URL path (accepts dots directly)
    // Format: /v1/packages/{package}/packageRegistrationStatus:check
    String path = String.format("/v1/packages/%s/packageRegistrationStatus:check", packageName);

    // 2. Build query parameters (only certificateFingerprint if provided)
    StringBuilder queryBuilder = new StringBuilder();
    if (certificateFingerprint != null && !certificateFingerprint.isEmpty()) {
      queryBuilder.append("certificateFingerprint=")
          .append(URLEncoder.encode(certificateFingerprint, StandardCharsets.UTF_8));
    }

    String fullUrl = API_ENDPOINT + path;
    if (queryBuilder.length() > 0) {
      fullUrl += "?" + queryBuilder.toString();
    }

    // 3. Create and send the HTTP GET request with API Key header
    HttpClient client = HttpClient.newHttpClient();
    HttpRequest request = HttpRequest.newBuilder()
        .uri(URI.create(fullUrl))
        .header("Accept", "application/json")
        .header("X-Goog-Api-Key", apiKey)
        .GET()
        .build();

    HttpResponse<String> response = client.send(request, HttpResponse.BodyHandlers.ofString());

    if (response.statusCode() != 200) {
      throw new IOException("Unexpected response code: " + response.statusCode() + ", body: " + response.body());
    }

    return response.body();
  }
}

{
  "error": {
    "code": 400,
    "message": "Request contains an invalid argument.",
    "status": "INVALID_ARGUMENT"
  }
}