assertEquals("word3", stopwordsFile.stopwordsItemList.get(2).getInput());
    }

    public void test_reload_withEscapedCharacters() {
        String content = "word\\\\1\n" + // word\1
                "word\\\\\\\\2\n" + // word\\2
                "word3\n";

        InputStream is = new ByteArrayInputStream(content.getBytes(StandardCharsets.UTF_8));

        StopwordsItem item = new StopwordsItem(123, "word");
        assertEquals("StopwordsItem [id=123, inputs=word, newInputs=null]", item.toString());

        item.setNewInput("updated");
        assertEquals("StopwordsItem [id=123, inputs=word, newInputs=updated]", item.toString());

        item.setNewInput("");
        assertEquals("StopwordsItem [id=123, inputs=word, newInputs=]", item.toString());
    }

        // Create content with empty lines and comments
        String content = "# Comment line\n" + "\n" + // empty line
                "word1\n" + "  \n" + // whitespace line (may be treated as content)
                "# Another comment\n" + "word2\n";

        // Write content to test file
        writeTestFile(content);

        // Reload and verify
        protwordsFile.reload(null);

    /**
     * Shows the main elevate word management page.
     *
     * @return HTML response for the elevate word list page
     */
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index() {
        return asListHtml();
    }

    /**
     * Lists elevate words with pagination support.
     *

import org.lastaflute.web.response.StreamResponse;

import jakarta.annotation.Resource;

/**
 * API action for admin elevate word management.
 * Provides RESTful API endpoints for managing elevate word settings in the Fess search engine.
 * Elevate words boost specific search terms to appear higher in search results.
 */
public class ApiAdminElevatewordAction extends FessApiAdminAction {

     *
     * @param word        The elevate word.
     * @param reading     The reading of the word.
     * @param tags        The tags associated with the word.
     * @param permissions The permissions for the word.
     * @param boost       The boost value for the word.
     * @param apply       true to apply the changes immediately.
     */

     * @param fieldName The field name.
     * @param words The words to filter by.
     * @return The QueryBuilder instance.
     */
    protected QueryBuilder buildFilterQuery(final String fieldName, final List<String> words) {
        final BoolQueryBuilder boolQueryBuilder = QueryBuilders.boolQuery().minimumShouldMatch(1);
        words.stream().forEach(word -> boolQueryBuilder.should(QueryBuilders.termQuery(fieldName, word)));

 * <li>{@link #addBadWord(String, boolean)} - Add a bad word and optionally apply it.
 * <li>{@link #deleteBadWord(String)} - Delete a bad word.
 * <li>{@link #addElevateWord(ElevateWord, boolean)} - Add an elevate word and optionally apply it.
 * <li>{@link #deleteElevateWord(String, boolean)} - Delete an elevate word and optionally apply it.

                    logger.warn("Failed to read a sugget elevate word: {}", list, e);
                }
            }
            elevateWordBhv.refresh();
        } catch (final IOException e) {
            logger.warn("Failed to read a sugget elevate word.", e);
        }
    }

    /**
     * Exports elevate words to a CSV file.
     * CSV format: SuggestWord, Reading, Permissions, Labels, Boost

                    logger.warn("Failed to generate popular words.", e);
                }

                return wordList;
            });
        } catch (final ExecutionException e) {
            logger.warn("Failed to load popular words.", e);
        }
        return Collections.emptyList();
    }

    /**
     * Clears all cached popular word lists.
     */
    public void clearCache() {