this.currentStartRecordNumber = currentStartRecordNumber;
    }

    /**
     * Sets the ending record number for the current page.
     *
     * @param currentEndRecordNumber The ending record number
     */
    public void setCurrentEndRecordNumber(final long currentEndRecordNumber) {
        this.currentEndRecordNumber = currentEndRecordNumber;
    }

import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

/**
 * Helper class for indexing operations in the Fess search engine.
 * This class provides functionality for sending documents to the search engine,
 * managing document lifecycle operations (create, update, delete), and handling
 * thumbnail processing during indexing.
 *

    //                                                                      ==============

    /**
     * Retrieves system statistics including JVM, OS, process, engine, and filesystem information.
     *
     * @return JSON response containing system statistics
     */
    // GET /api/admin/stats
    @Execute
    public JsonResponse<ApiResult> index() {

        final GroovyEngine engine = new GroovyEngine();
        engine.scriptCacheSize = 5;
        engine.init();

        final Map<String, Object> params = new HashMap<>();
        for (int i = 0; i < 10; i++) {
            assertEquals(i, engine.evaluate("return " + i, params));
        }
        // eviction後も再コンパイルで正しく動作
        assertEquals(0, engine.evaluate("return 0", params));
        engine.close();

    @Test
    public void test_fromClassNameToComponentName() {
        // Test with class name ending with Pager
        String componentName = namingConvention.fromClassNameToComponentName("com.example.TestPager");
        assertNotNull(componentName);
        assertEquals("testPager", componentName);

        // Test with class name not ending with Pager

        scriptEngineFactory.add("type2", engine2);

        // Execute with first engine
        Object result1 = scriptExecutor.execute("type1", "script for engine1");
        assertEquals("engine1:processed: script for engine1", result1);

        // Execute with second engine
        Object result2 = scriptExecutor.execute("type2", "script for engine2");

    public void test_add_validParameters() {
        TestScriptEngine engine = new TestScriptEngine();
        scriptEngineFactory.add("testEngine", engine);

        // Verify engine is accessible by name
        ScriptEngine retrieved = scriptEngineFactory.getScriptEngine("testengine");
        assertNotNull(retrieved);
        assertEquals(engine, retrieved);

        // Verify engine is accessible by class simple name

import jakarta.servlet.ServletOutputStream;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

/**
 * API manager for search engine administrative operations.
 * Provides secure access to search engine APIs through authentication and token-based authorization.
 */
public class SearchEngineApiManager extends BaseApiManager {
    private static final String ADMIN_SERVER = "/admin/server_";

    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override
    public String buildDisplayString(String name, boolean column, boolean relation) { // #pending
        return toString();
    }

    // ===================================================================================

    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override
    public String buildDisplayString(String name, boolean column, boolean relation) { // #pending
        return toString();
    }

    // ===================================================================================