public OAuthUserInfo getUserInfo()

in src/main/java/com/googlesource/gerrit/plugins/oauth/GitLabOAuthService.java [75:109]
34 lines of code
12 McCabe index (conditional complexity)

  public OAuthUserInfo getUserInfo(OAuthToken token) throws IOException {
    OAuthRequest request =
        new OAuthRequest(Verb.GET, String.format(PROTECTED_RESOURCE_URL, rootUrl));
    OAuth2AccessToken t = new OAuth2AccessToken(token.getToken(), token.getRaw());
    service.signRequest(t, request);

    try (Response response = service.execute(request)) {
      if (response.getCode() != SC_OK) {
        throw new IOException(
            String.format(
                "Status %s (%s) for request %s",
                response.getCode(), response.getBody(), request.getUrl()));
      }
      JsonElement userJson = JSON.newGson().fromJson(response.getBody(), JsonElement.class);
      if (log.isDebugEnabled()) {
        log.debug("User info response: {}", response.getBody());
      }
      JsonObject jsonObject = userJson.getAsJsonObject();
      if (jsonObject == null || jsonObject.isJsonNull()) {
        throw new IOException("Response doesn't contain 'user' field" + jsonObject);
      }
      JsonElement id = jsonObject.get("id");
      JsonElement username = jsonObject.get("username");
      JsonElement email = jsonObject.get("email");
      JsonElement name = jsonObject.get("name");
      return new OAuthUserInfo(
          GITLAB_PROVIDER_PREFIX + id.getAsString(),
          username == null || username.isJsonNull() ? null : username.getAsString(),
          email == null || email.isJsonNull() ? null : email.getAsString(),
          name == null || name.isJsonNull() ? null : name.getAsString(),
          null);
    } catch (ExecutionException | InterruptedException e) {
      throw new RuntimeException("Cannot retrieve user info resource", e);
    }
  }