SuggestResponse response = suggester.suggest().setQuery("test").execute().getResponse();

        assertNotNull(response);
        assertEquals(1, response.getNum());
    }

    @Test
    public void test_setIndex() throws Exception {
        indexItems();

        SuggestResponse response = suggester.suggest().setIndex(suggester.getIndex()).setQuery("test").execute().getResponse();

        assertNotNull(response);

        SuggestResponse response1 = suggester.suggest().setQuery("tes").setSuggestDetail(true).execute().getResponse();
        assertEquals(1, response1.getNum());
        SuggestResponse response2 = suggester.suggest().setQuery("hoge").setSuggestDetail(true).execute().getResponse();
        assertEquals(1, response2.getNum());
        SuggestResponse response3 = suggester.suggest().setQuery("fuga").setSuggestDetail(true).execute().getResponse();

                .setQuery(QueryBuilders.termQuery("sessionId", sessionId1))
                .setSize(0)
                .execute()
                .actionGet()
                .getHits()
                .getTotalHits()
                .value() > 0);
        assertTrue(fesenClient.prepareSearch("fess_crawler.filter")
                .setQuery(QueryBuilders.termQuery("sessionId", sessionId2))

                .setQuery(QueryBuilders.termQuery("sessionId", "id1"))
                .execute()
                .actionGet()
                .getHits()
                .getTotalHits()
                .value() > 0);
        assertTrue(fesenClient.prepareSearch("fess_crawler.queue")
                .setQuery(QueryBuilders.termQuery("sessionId", "id2"))
                .execute()

            builder.setQuery(QueryBuilders.termQuery("sessionId", sessionId));
            builder.setFrom(0);
            builder.setSize(5);
        });

        assertEquals(5, page1.size());

        // Get second page (5 items)
        final List<OpenSearchAccessResult> page2 = dataService.getAccessResultList(builder -> {
            builder.setQuery(QueryBuilders.termQuery("sessionId", sessionId));

 *
 * ESSourceReader reader = new ESSourceReader(client, settings, indexName);
 * reader.setScrollSize(1000); // Set the scroll size
 * reader.setLimitOfDocumentSize(1024 * 1024); // Limit document size to 1MB
 * reader.setQuery(QueryBuilders.termQuery("field", "value")); // Set a query
 *
 * Map<String, Object> document;
 * while ((document = reader.read()) != null) {
 *     // Process the document
 *     System.out.println(document);
 * }

```

#### 3. Get Suggestions

```java
import org.codelibs.fess.suggest.request.suggest.SuggestResponse;

// Synchronous suggestion request
SuggestResponse response = suggester.suggest()
    .setQuery("sea")                    // user input
    .setSize(10)                        // max suggestions
    .execute()
    .getResponse();

// Process suggestions
response.getItems().forEach(item -> {

    }

    /**
     * Sets the query string for the request.
     * @param query The query string.
     * @return This builder instance.
     */
    public SuggestRequestBuilder setQuery(final String query) {
        request.setQuery(query);
        return this;
    }

    /**
     * Adds a tag to filter by.
     * @param tag The tag.
     * @return This builder instance.
     */

     * @param sessionId The session ID.
     * @return The number of access results for the session.
     */
    @Override
    public int getCount(final String sessionId) {
        return getCount(builder -> builder.setQuery(QueryBuilders.termQuery(SESSION_ID, sessionId)));
    }

    /**
     * Deletes all access results for a specific session.
     *
     * @param sessionId The session ID.
     */
    @Override

            boolQueryBuilder.must(queryBuilder);
            filterList.forEach(boolQueryBuilder::filter);
            builder.setQuery(boolQueryBuilder);
        } else {
            builder.setQuery(queryBuilder);
        }

        builder.execute(new ActionListener<SearchResponse>() {
            @Override