final Map<String, String> paramEnvMap = systemHelper.getFilteredEnvMap(fessConfig.getCrawlerDataEnvParamKeyPattern());
        final Map<String, String> configParamMap = config.getHandlerParameterMap().entrySet().stream().map(e -> {
            final String key = e.getKey();
            String value = e.getValue();
            for (final Map.Entry<String, String> entry : paramEnvMap.entrySet()) {

 * for search result filtering and navigation.
 */
public class FacetResponse {
    /**
     * Map containing query facet counts, where keys are decoded query strings
     * and values are document counts for each query.
     */
    protected Map<String, Long> queryCountMap = new LinkedHashMap<>();

    /**
     * List of field facets containing aggregated field values and their counts.
     */

        assertEquals("bar", fieldConfigs.getConfig("foo").map(FieldConfigs.Config::getValues).orElse(new String[0])[0]);
    }

    public void test_cache_true() {
        final Map<String, String> params = Maps.of("foo", "true");
        FieldConfigs fieldConfigs = new FieldConfigs(params);
        assertTrue(fieldConfigs.getConfig("test").isEmpty());

# o isCheckDbCommentDiff: (NotRequired - Default false)
# o isCheckProcedureDiff: (NotRequired - Default false)
# o loadDataReverseMap: (NotRequired - Default map:{})
# o schemaSyncCheckMap: (NotRequired - Default map:{})
# o propertiesHtmlMap: (NotRequired - Default map:{})
#
# Example:
# map:{
#     ; documentOutputDirectory = ./output/doc
#     ; aliasDelimiterInDbComment = :
#     ; isDbCommentOnAliasBasis = true

      }
    }
  }

  /**
   * Returns an immutable map containing the same entries as {@code map}. If {@code map} somehow
   * contains entries with duplicate keys (for example, if it is a {@code SortedMap} whose
   * comparator is not <i>consistent with equals</i>), the results of this method are undefined.
   *
   * <p><b>Note:</b> Despite what the method name suggests, if {@code map} is an {@code

 */
public class ParamMap<K, V> implements Map<K, V> {

    private final Map<K, V> parent;

    /**
     * Creates a new parameter map.
     *
     * @param parent the parent map
     */
    public ParamMap(final Map<K, V> parent) {
        this.parent = parent;
    }

    /**
     * Gets the parent map.
     *
     * @return the parent map
     */
    public Map<K, V> getParent() {
        return parent;

  }

  public void testKeySet() {
    Map<String, Integer> map = create();
    Set<String> keySet = map.keySet();
    assertTrue(keySet instanceof SynchronizedSet);
    assertSame(mutex, ((SynchronizedSet<?>) keySet).mutex);
  }

  public void testValues() {
    Map<String, Integer> map = create();
    Collection<Integer> values = map.values();
    assertTrue(values instanceof SynchronizedCollection);

// (m[key]) from the map. If m is nil or there is no such element, delete
// is a no-op.
func delete(m map[Type]Type1, key Type)

// The len built-in function returns the length of v, according to its type:
//
//   - Array: the number of elements in v.
//   - Pointer to array: the number of elements in *v (even if v is nil).
//   - Slice, or map: the number of elements in v; if v is nil, len(v) is zero.

        this.title = title;
    }

    /**
     * Gets the map of display keys to query strings.
     *
     * @return the query map
     */
    public Map<String, String> getQueryMap() {
        return queryMap;
    }

    /**
     * Adds a query to the query map with the specified display key.
     *
     * @param key the display key for the query

      updateWholeRowField();
      SortedMap<C, V> map = wholeRow;
      if (map != null) {
        if (lowerBound != null) {
          map = map.tailMap(lowerBound);
        }
        if (upperBound != null) {
          map = map.headMap(upperBound);
        }
        return map;
      }
      return null;
    }

    @Override
    void maintainEmptyInvariant() {