import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.lang.reflect.Constructor;
import java.lang.reflect.Modifier;
import java.time.ZonedDateTime;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Base64;
import java.util.List;

import org.apache.lucene.index.Term;

     * Datetime format. This format allows you to omit the time portion, if
     * desired, and use YYYY-MM-DD.
     *
     * Note that this tag is separate from the If-Modified-Since (304) header
     * the server can return, and search engines may use the information from
     * both sources differently.
     */
    private String lastmod;

    /**

long maxAccessCount = 0         // Max URLs (0 = unlimited)
```

### CrawlerThread (`CrawlerThread.java`)

Worker thread for crawling.

**Flow**: Poll URL → Validate → Get client → Delay → Check last-modified → Execute → Process → Extract children → Queue children → Delay

### CrawlerClientFactory

Pattern-based client selection using `LinkedHashMap<Pattern, CrawlerClient>`.

**Standard Patterns**:
```java

        result.setContentLength(0L);
        assertEquals(Long.valueOf(0L), result.getContentLength());
    }

    public void test_lastModifiedGetterSetter() {
        // Test last modified getter/setter
        AccessResultImpl<Long> result = new AccessResultImpl<>();

        Long lastModified = System.currentTimeMillis();
        result.setLastModified(lastModified);

        }
        return defaultValue;
    }

    /**
     * Creates a new DataStoreParams instance with a copy of the current parameters.
     * This provides an independent copy that can be modified without affecting the original.
     *
     * @return a new DataStoreParams instance containing a copy of the current parameters
     */
    public DataStoreParams newInstance() {

        // Should not throw exception for non-AutoCloseable
        factory.destroyObject(pooledObject);

        // Component should not be modified (no close() called)
        assertFalse(component.isDestroyed());
    }

    /**
     * Test concurrent creation and destruction
     */
    public void test_concurrentCreateAndDestroy() throws Exception {

    /**
     * Constructs a new stopwords file.
     *
     * @param id        The unique identifier for this dictionary file.
     * @param path      The path to the dictionary file.
     * @param timestamp The last modified timestamp of the file.
     */
    public StopwordsFile(final String id, final String path, final Date timestamp) {
        super(id, path, timestamp);
    }

    @Override
    public String getType() {

        }
    }

    /**
     * Applies registered parameter rewriters to modify search request parameters.
     *
     * @param params The original search request parameters
     * @return Modified search request parameters after applying all rewriters
     */
    protected SearchRequestParams rewrite(final SearchRequestParams params) {
        SearchRequestParams newParams = params;

 * and reloads the properties if the file is updated. This class is thread-safe and
 * ensures that the properties are always up-to-date.
 *
 * <p>Key Features:
 * <ul>
 *   <li>Automatically reloads properties if the file is modified.</li>
 *   <li>Supports custom check intervals for file modification checks.</li>
 *   <li>Provides synchronized methods for loading and storing properties.</li>

    /**
     * Constructs a new stemmer override file.
     *
     * @param id        The unique identifier for this dictionary file.
     * @param path      The path to the dictionary file.
     * @param timestamp The last modified timestamp of the file.
     */
    public StemmerOverrideFile(final String id, final String path, final Date timestamp) {
        super(id, path, timestamp);
    }

    @Override
    public String getType() {