static Method newStringUnsafeMethod = null;

    static {
        try {
            final Class<?> sharedSecretsClass = Class.forName("sun.misc.SharedSecrets");
            javaLangAccess = sharedSecretsClass.getDeclaredMethod("getJavaLangAccess").invoke(null);
            final Class<?> javaLangAccessClass = Class.forName("sun.misc.JavaLangAccess");
            newStringUnsafeMethod = javaLangAccessClass.getMethod("newStringUnsafe", char[].class);

   */
  @JvmOverloads
  fun charset(defaultValue: Charset? = null): Charset? {
    val charset = parameter("charset") ?: return defaultValue
    return try {
      Charset.forName(charset)
    } catch (_: IllegalArgumentException) {
      defaultValue // This charset is invalid or unsupported. Give up.
    }
  }

  /**

    }

  private fun loomThreadFactory(): ThreadFactory {
    val ofVirtual = Thread::class.java.getMethod("ofVirtual").invoke(null)

    return Class
      .forName("java.lang.Thread\$Builder")
      .getMethod("factory")
      .invoke(ofVirtual) as ThreadFactory
  }

  private fun isLoom(): Boolean = getPlatformSystemProperty() == LOOM_PROPERTY

            logger.warn("Cannot load subpackages from {}", basePackage, e);
        }

        subPackages.stream().forEach(protocol -> {
            try {
                final Class<Object> handlerClazz = ClassUtil.forName(basePackage + "." + protocol + ".Handler");
                final Field protocolTypeField = ClassUtil.getDeclaredField(handlerClazz, "PROTOCOL_TYPE");

     * unable to do so.
     */
    static GetCheckedTypeValidator getBestValidator() {
      try {
        @SuppressWarnings("rawtypes") // class literals
        Class<? extends Enum> theClass =
            Class.forName(CLASS_VALUE_VALIDATOR_NAME).asSubclass(Enum.class);
        return (GetCheckedTypeValidator) theClass.getEnumConstants()[0];
      } catch (ClassNotFoundException
          | RuntimeException

       */
      @Override
      @J2ObjCIncompatible
      @Nullable LittleEndianBytes tryMakeVarHandleLittleEndianBytes() {
        try {
          Class.forName("java.lang.invoke.VarHandle");
        } catch (ClassNotFoundException beforeJava9) {
          return null;
        }
        return VarHandleLittleEndianBytes.INSTANCE;
      }
    };

errors.failed_to_delete_doc_in_admin = Nie można usunąć dokumentu.
errors.failed_to_send_testmail=Nie można wysłać e-maila testowego.
errors.invalid_query_unknown = Określone zapytanie zawiera nieznane warunki.
errors.invalid_query_parse_error = Podane zapytanie jest nieprawidłowe.
errors.invalid_query_sort_value = Określona wartość sortowania {0} jest nieprawidłowa.
errors.invalid_query_unsupported_sort_field = Określone pole sortowania {0} nie jest obsługiwane.

    return myServer.serverSocket;
  }

  @SuppressWarnings("Java8ApiChecker")
  @Test
  public void testMyServerExampleWithCleaner() throws Exception {
    try {
      Class.forName("java.lang.ref.Cleaner");
    } catch (ClassNotFoundException beforeJava9) {
      return;
    }
    AtomicBoolean cleanerRan = new AtomicBoolean(false);

    return myServer.serverSocket;
  }

  @SuppressWarnings("Java8ApiChecker")
  @Test
  public void testMyServerExampleWithCleaner() throws Exception {
    try {
      Class.forName("java.lang.ref.Cleaner");
    } catch (ClassNotFoundException beforeJava9) {
      return;
    }
    AtomicBoolean cleanerRan = new AtomicBoolean(false);

	var errStr string
	if err != nil {
		errStr = err.Error()
	}
	return madmin.TraceInfo{
		TraceType: madmin.TraceOS,
		Time:      startTime,
		NodeName:  globalLocalNodeName,
		FuncName:  "os." + s.String(),
		Duration:  duration,
		Path:      path,
		Error:     errStr,
	}
}

func updateOSMetrics(s osMetric, paths ...string) func(err error) {