checkNotNull(rowComparator);
    checkNotNull(columnComparator);
    return new TreeBasedTable<>(rowComparator, columnComparator);
  }

  /**
   * Creates a {@code TreeBasedTable} with the same mappings and sort order as the specified {@code
   * TreeBasedTable}.
   */
  public static <R, C, V> TreeBasedTable<R, C, V> create(TreeBasedTable<R, C, ? extends V> table) {
    TreeBasedTable<R, C, V> result =

                        .execute()
                        .actionGet(settings.getIndicesTimeout());
            }
        } catch (final IOException e) {
            throw new SuggestSettingsException("Failed to create mappings.");
        }
    }

    /**
     * Load index settings.
     * @return Index settings
     * @throws IOException I/O exception
     */
    protected String loadIndexSettings() throws IOException {

Available dictionary types:
- `stopwords.txt` - Words to exclude from indexing
- `stemmer_override.txt` - Custom stemming rules
- `protwords.txt` - Protected words (no stemming)
- `mapping.txt` - Character/token mappings

**Example directory structure:**
```
dictionary/
└── sv/
    ├── stopwords.txt
    ├── stemmer_override.txt
    └── protwords.txt
```

## Important Notes

    @Resource
    protected LabelTypeHelper labelTypeHelper;

    /** Helper for query processing and transformation. */
    @Resource
    protected QueryHelper queryHelper;

    /** Configuration for query field mappings and processing. */
    @Resource
    protected QueryFieldConfig queryFieldConfig;

    /** Helper for role-based query filtering and security. */
    @Resource
    protected RoleQueryHelper roleQueryHelper;

    private boolean parallel;

    /**
     * Plugin context keyed by project ({@link MavenProject#getId()}) and by plugin lookup key
     * ({@link PluginDescriptor#getPluginLookupKey()}). Plugin contexts itself are mappings of {@link String} keys to
     * {@link Object} values.
     */
    private final ConcurrentMap<String, ConcurrentMap<String, ConcurrentMap<String, Object>>>

import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * {@link LoadingCache} tests that deal with caches that actually contain some key-value mappings.
 *
 * @author mike nonemacher
 */

@NullUnmarked
public class PopulatedCachesTest extends TestCase {
  // we use integers as keys; make sure the range covers some values that ARE cached by

                String[] outputs;

                final List<String> sides = split(line, "=>");
                if (sides.size() > 1) { // explicit mapping
                    if (sides.size() != 2) {
                        throw new DictionaryException("more than one explicit mapping specified on the same line");
                    }
                    final List<String> inputStrings = split(sides.get(0), ",");

						</mapping>
						<!-- temp (empty) -->
						<mapping>
							<directory>${packaging.fess.temp.dir}</directory>
						</mapping>
						<!-- dictionary (empty) -->
						<mapping>
							<directory>${packaging.fess.dictionary.dir}</directory>
							<filemode>755</filemode>
							<username>opensearch</username>
							<groupname>opensearch</groupname>
						</mapping>
						<!-- es/modules -->

      iterator.remove();
      assertEquals(initialSize - 1, map.size());
      // (We can't assert that the values collection no longer contains the
      // removed value, because the underlying map can have multiple mappings
      // to the same value.)
      assertInvariants(map);
      assertThrows(IllegalStateException.class, iterator::remove);
    } else {
      iterator.next();

      "number_of_replicas": 0,
      "auto_expand_replicas": "${fess.index.auto_expand_replicas}"
    },
    "analysis": {
      "char_filter": {
        "mapping_fa_filter": {
          "type": "mapping",