final Map<String, Object> map = new HashMap<>();
                    final String name = filePath.getFileName().toString();
                    map.put("id", Base64.getUrlEncoder().encodeToString(name.getBytes(StandardCharsets.UTF_8)));
                    map.put("name", name);
                    try {

    }

    // web/file
    public Map<String, Object> process(final Map<String, Object> target, final AccessResult<String> accessResult) {
        return process(target);
    }

    // datastore
    public Map<String, Object> process(final Map<String, Object> target, final DataStoreParams params) {
        return process(target);
    }

    protected Map<String, Object> process(final Map<String, Object> target) {
        return target;

    // keeping parsed request parameters, normal texts or uploaded files
    // keys are requested parameter names (treated as field name here)
    protected Map<String, Object> elementsAll; // lazy-loaded, then after not null
    protected Map<String, MultipartFormFile> elementsFile; // me too
    protected Map<String, String[]> elementsText; // me too

    // ===================================================================================

    /**
     * Class passed into the constructor used to as
     * the basis for the Method map.
     */
    private final Class<?> clazz;

    /**
     * Cache of Methods, or CACHE_MISS, keyed by method
     * name and actual arguments used to find it.
     */
    private final Map<String, Object> methodCache = new Hashtable<>();

    private MethodMap methodMap = new MethodMap();

    /**

        if (source == null) {
            return target;
        } else if (target == null) {
            return source;
        }

        Map<Object, InputLocation> locations;
        Map<Object, InputLocation> sourceLocations = source.locations;
        Map<Object, InputLocation> targetLocations = target.locations;
        if (sourceLocations == null) {
            locations = targetLocations;

                            target.getLocation("properties"), source.getLocation("properties"), sourceDominant));
        }

        private void putAll(Map<String, String> s, Map<String, String> t, Object excludeKey) {
            for (Map.Entry<String, String> e : t.entrySet()) {
                if (!e.getKey().equals(excludeKey)) {
                    s.put(e.getKey(), e.getValue());
                }
            }

//		"k4": {
//			"k5.k6": {"arg4"},
//		},
//	}
func parsePreloadMap(s *schema.Schema, preloads map[string][]interface{}) map[string]map[string][]interface{} {
	preloadMap := map[string]map[string][]interface{}{}
	setPreloadMap := func(name, value string, args []interface{}) {
		if _, ok := preloadMap[name]; !ok {
			preloadMap[name] = map[string][]interface{}{}
		}
		if value != "" {
			preloadMap[name][value] = args
		}
	}

            }
          });
      throw new Error();
    } catch (AssertionFailedError expected) {
    }
  }

  public void testIsEmpty_map() {
    Map<Object, Object> map = new HashMap<>();
    assertEmpty(map);

    map.put("a", "b");
    try {
      assertEmpty(map);
      throw new Error();
    } catch (AssertionFailedError expected) {
    }
  }

  public void testAssertEqualInOrder() {

            }
          });
      throw new Error();
    } catch (AssertionFailedError expected) {
    }
  }

  public void testIsEmpty_map() {
    Map<Object, Object> map = new HashMap<>();
    assertEmpty(map);

    map.put("a", "b");
    try {
      assertEmpty(map);
      throw new Error();
    } catch (AssertionFailedError expected) {
    }
  }

  public void testAssertEqualInOrder() {

        return Arrays.stream(response.getHits().getHits()).map(SearchHit::getId).toArray(n -> new String[n]);
    };

    protected Function<Map<String, Object>, Long> requestHandler = params -> {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String[] ids = idFinder.apply(params);