/**
 * Test class for CrawlerStatus enum.
 * Tests all enum functionality including values, valueOf, ordinal, and serialization.
 */
public class CrawlerStatusTest extends PlainTestCase {

    /**
     * Test that all expected enum values exist
     */
    public void test_enumValues() {
        CrawlerStatus[] values = CrawlerStatus.values();

        assertNotNull(values);
        assertEquals(3, values.length);

import org.codelibs.fess.crawler.util.XmlUtil;
import org.codelibs.nekohtml.parsers.DOMParser;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.xml.sax.InputSource;

/**
 * {@link XpathTransformer} is a class that transforms HTML content into XML format based on XPath expressions.
 * It extracts data from an HTML document by applying XPath rules defined in {@link #fieldRuleMap}.

        final String value = params.get(key);
        if (value == null) {
            return key;
        }
        return value;
    }

    /**
     * Thread to monitor and terminate processes that exceed the timeout.
     */
    protected static class MonitorThread extends Thread {
        private final Process process;

        private final long timeout;

        private boolean finished = false;

    @Override
    public void delete(final String sessionId) {
        deleteBySessionId(sessionId);
    }

    /**
     * Offers multiple URL queue entries for the specified session.
     * Only URLs that don't already exist will be added.
     *
     * @param sessionId The session ID.
     * @param urlQueueList The list of URL queue entries to offer.
     */
    @Override

    }

    /** The unique identifier for the access result. */
    protected IDTYPE id;

    /** The session ID associated with the access result. */
    protected String sessionId;

    /** The rule ID that matched the accessed resource. */
    protected String ruleId;

    /** The URL of the accessed resource. */
    protected String url;

    /** The parent URL of the accessed resource. */

 * methods to add, remove, clear, and retrieve data from these structures.
 *
 * <p>The class is thread-safe due to the use of {@code synchronized} keyword on methods that
 * modify the internal data structures. The internal maps are also declared as {@code volatile}
 * to ensure visibility of changes across threads.
 *

        assertTrue(testTransformer.getName().startsWith("thread"));
    }

    /**
     * Test inheritance behavior
     */
    public void test_inheritanceBehavior() {
        // Test that subclasses inherit name management
        TestTransformer transformer1 = new TestTransformer();
        NameTrackingTransformer transformer2 = new NameTrackingTransformer();

        transformer1.setName("transformer1");

            assertNotNull(e.getCause());
            assertTrue(e.getCause() instanceof IllegalArgumentException);
        }
    }

    /**
     * Test exception in method that declares throws
     */
    public void test_exceptionInMethod() {
        try {
            methodThatThrowsException();
            fail("Should have thrown CrawlerSystemException");

import org.opensearch.search.sort.SortBuilder;

import com.google.common.hash.HashFunction;
import com.google.common.hash.Hashing;

import jakarta.annotation.Resource;

/**
 * Abstract base class for crawler services that interact with OpenSearch.
 *
 * @author shinsuke
 *
 */
public abstract class AbstractCrawlerService {
    /**
     * Creates a new instance of AbstractCrawlerService.
     */

    protected boolean daemon = false;

    /**
     * Priority for crawler threads.
     */
    protected int threadPriority = Thread.NORM_PRIORITY;

    /**
     * Reference to the parent thread that started the crawler.
     */
    protected Thread parentThread;

    /**
     * The thread group for crawler threads.
     */
    protected ThreadGroup crawlerThreadGroup;

    /**