}

// NewConfigSys - creates new config system object.
func NewConfigSys() *ConfigSys {
	return &ConfigSys{}
}

// Initialize and load config from remote etcd or local config directory
func initConfig(objAPI ObjectLayer) (err error) {
	bootstrapTraceMsg("load the configuration")
	defer func() {
		if err != nil {
			bootstrapTraceMsg(fmt.Sprintf("loading configuration failed: %v", err))
		}
	}()

    public void test_get_notFound() {
        // Load data first
        protwordsFile.reload(null);

        // Test getting non-existing item
        OptionalEntity<ProtwordsItem> item = protwordsFile.get(999);
        assertFalse(item.isPresent());
    }

    @Test
    public void test_get_withUnloadedData() {
        // Test getting item when data is not loaded yet

		}

		httpStats := globalBucketHTTPStats.load(bucket)
		for k, v := range httpStats.currentS3Requests.Load(false) {
			m.Set(apiRequestsInFlightTotal, float64(v), "bucket", bucket, "name", k, "type", "s3")
		}

		for k, v := range httpStats.totalS3Requests.Load(false) {
			m.Set(apiRequestsTotal, float64(v), "bucket", bucket, "name", k, "type", "s3")
		}

    }
  }

  /**
   * Returns a proxy instance that implements {@code interfaceType} by dispatching method
   * invocations to {@code handler}. The class loader of {@code interfaceType} will be used to
   * define the proxy class. To implement multiple interfaces or specify a class loader, use {@link
   * Proxy#newProxyInstance}.
   *
   * @throws IllegalArgumentException if {@code interfaceType} does not specify the type of a Java

     */
    void recordMisses(int count);

    /**
     * Records the successful load of a new entry. This should be called when a cache request causes
     * an entry to be loaded, and the loading completes successfully. In contrast to {@link
     * #recordMisses}, this method should only be called by the loading thread.
     *
     * @param loadTime the number of nanoseconds the cache spent computing or retrieving the new

        CommonPoolUtil.execute(this::load);
    }

    /**
     * Wait for the next reloading.
     */
    protected void waitForNext() {
        if (reloadInterval > 0) {
            ThreadUtil.sleep(reloadInterval);
        }
    }

    /**
     * Load the configuration.
     * @return The number of loaded configurations.
     */
    public abstract int load();

    /**

    public ListenableFuture<V> loadFuture(K key, CacheLoader<? super K, V> loader) {
      try {
        stopwatch.start();
        V previousValue = oldValue.get();
        if (previousValue == null) {
          V newValue = loader.load(key);
          return set(newValue) ? futureValue : immediateFuture(newValue);
        }
        ListenableFuture<V> newValue = loader.reload(key, previousValue);
        if (newValue == null) {

    }

    // Test load with existing user
    @Test
    public void test_load_existingUser() {
        TestAuthenticationChain chain = new TestAuthenticationChain();
        User inputUser = createTestUser("inputuser", "Input User");
        User loadedUser = createTestUser("loadeduser", "Loaded User");
        chain.loadResult = loadedUser;

        User result = chain.load(inputUser);

     * using the specified class loader.
     *
     * @param <T>
     *            The class represented by the returned {@link Class} object
     * @param className
     *            The fully qualified name of the desired class. Must not be {@literal null} or empty.
     * @param loader
     *            The class loader to use to load the class

        loaded = readCoreExtensionsDescriptorFromFile(file, true);
        if (!loaded.isEmpty()) {
            result.add(new CoreExtensions(file, loaded));
        }

        // installation
        file = context.installationDirectory.resolve(eff.get(Constants.MAVEN_INSTALLATION_EXTENSIONS));
        loaded = readCoreExtensionsDescriptorFromFile(file, true);