) {
    var logMessage = message
    if (stackTrace == null) {
      logMessage += " To see where this was allocated, set the OkHttpClient logger level to " +
        "FINE: Logger.getLogger(OkHttpClient.class.getName()).setLevel(Level.FINE);"
    }
    log(logMessage, WARN, stackTrace as Throwable?)
  }

  open fun buildCertificateChainCleaner(trustManager: X509TrustManager): CertificateChainCleaner =

        split(ComponentUtil.getFessConfig().getLoggingAppPackages(), ",")
                .of(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).forEach(s -> Configurator.setLevel(s, logLevel)));
    }

    public String getLogLevel() {
        return System.getProperty(Constants.FESS_LOG_LEVEL, Level.WARN.toString());
    }

      MockResponse.Builder()
        .body("abc")
        .build(),
    )
    client =
      client.newBuilder()
        .addNetworkInterceptor(
          HttpLoggingInterceptor()
            .setLevel(HttpLoggingInterceptor.Level.BODY),
        )
        .build()
    val call =
      client.newCall(
        Request.Builder()
          .url(server.url("/"))
          .build(),
      )