"filter": {
        "stemmer_en_filter": {
          "type": "stemmer",
          "name": "english"
        },
        "english_override": {
          "type":       "stemmer_override",
          "rules_path": "${fess.dictionary.path}en/stemmer_override.txt"
        },
        "possessive_stemmer_en_filter": {
          "type": "stemmer",
          "name": "possessive_english"
        },
        "stopword_en_filter": {

 * from files that match the pattern "stemmer_override.*\\.txt".
 */
public class StemmerOverrideCreator extends DictionaryCreator {
    private static final Logger logger = LogManager.getLogger(StemmerOverrideCreator.class);

    /**
     * Constructs a new creator for stemmer override dictionaries.
     * It sets the file pattern to match files starting with "stemmer_override"
     * and ending with ".txt".
     */

 */
public class StemmerOverrideFile extends DictionaryFile<StemmerOverrideItem> {
    private static final Logger logger = LogManager.getLogger(StemmerOverrideFile.class);

    private static final String STEMMER_OVERRIDE = "stemmeroverride";

    /** The list of stemmer override items loaded from the dictionary file. */
    List<StemmerOverrideItem> stemmerOverrideItemList;

    /**
     * Constructs a new stemmer override file.
     *

        }
      },
      "filter": {
        "stemmer_en_filter": {
          "type": "stemmer",
          "name": "english"
        },
        "english_override": {
          "type":       "stemmer_override",
          "rules": []
        },
        "possessive_stemmer_en_filter": {
          "type": "stemmer",
          "name": "possessive_english"
        },
        "stopword_en_filter": {

        }
      },
      "filter": {
        "stemmer_en_filter": {
          "type": "stemmer",
          "name": "english"
        },
        "english_override": {
          "type":       "stemmer_override",
          "rules": []
        },
        "possessive_stemmer_en_filter": {
          "type": "stemmer",
          "name": "possessive_english"
        },
        "stopword_en_filter": {

			<arg>"ckb-iq/stemmer_override.txt"</arg>
		</postConstruct>
		<postConstruct name="addConfigFile">
			<arg>"fess"</arg>
			<arg>"cs/stemmer_override.txt"</arg>
		</postConstruct>
		<postConstruct name="addConfigFile">
			<arg>"fess"</arg>
			<arg>"da/stemmer_override.txt"</arg>
		</postConstruct>
		<postConstruct name="addConfigFile">
			<arg>"fess"</arg>
			<arg>"de/stemmer_override.txt"</arg>
		</postConstruct>

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

import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.admin.dict.stemmeroverride.UploadForm;
import org.codelibs.fess.app.web.api.ApiResult;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.dict.stemmeroverride.StemmerOverrideFile;
import org.codelibs.fess.dict.stemmeroverride.StemmerOverrideItem;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.api.admin.dict.stemmeroverride;

import org.codelibs.fess.app.web.api.admin.dict.BaseSearchDictBody;

/**
 * Search request body for stemmer override dictionary administration.

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.api.admin.dict.stemmeroverride;

import org.codelibs.fess.app.web.admin.dict.stemmeroverride.CreateForm;

/**
 * Request body for creating stemmer override dictionary via REST API.
 * Extends CreateForm to inherit validation and field definitions.
 */