final String sessionId = "session1";
        final String urlPattern = "http://example.com/.*";

        urlFilterService.addIncludeUrlFilter(sessionId, urlPattern);

        // Verify the filter is stored
        assertTrue(fesenClient.prepareSearch("fess_crawler.filter")
                .setQuery(QueryBuilders.termQuery("sessionId", sessionId))
                .setSize(0)
                .execute()

            crawler2.getCrawlerContext().setNumOfThread(numOfThread);

            final String sessionId1 = crawler1.execute();
            final String sessionId2 = crawler2.execute();

            assertFalse(sessionId1 == sessionId2);
            assertFalse(crawler1.crawlerContext == crawler2.crawlerContext);

            for (int i = 0; i < 100; i++) {

        preauthService.initializeSession(sessionId, salt, PreauthIntegrityService.HASH_ALGO_SHA512);

        // Simulate message exchange
        preauthService.updatePreauthHash(sessionId, "Message1".getBytes());
        preauthService.updatePreauthHash(sessionId, "Message2".getBytes());

        byte[] expectedHash = preauthService.getCurrentPreauthHash(sessionId);

        // Validation should pass with correct hash

            crawler2.getCrawlerContext().setNumOfThread(numOfThread);

            final String sessionId1 = crawler1.execute();
            final String sessionId2 = crawler2.execute();

            assertFalse(sessionId1 == sessionId2);
            assertFalse(crawler1.crawlerContext == crawler2.crawlerContext);

            // Wait for both crawlers to start with polling

        assertArrayEquals(testKey, rawKey2, "Should still match original");
    }

    @Test
    public void testRemoveSessionKey() {
        String sessionId = "test-session-3";
        keyManager.storeSessionKey(sessionId, testKey, "AES");

        assertTrue(keyManager.hasSessionKey(sessionId), "Key should exist");

        keyManager.removeSessionKey(sessionId);

        crawler.crawlerContext.setNumOfThread(5);
        crawler.urlFilter.addInclude("https://example.com/.*");
        
        // Execute crawling
        String sessionId = crawler.execute();
        System.out.println("Crawling completed. Session ID: " + sessionId);
    }
}
```

### File System Crawling

```java
import org.codelibs.fess.crawler.client.fs.FileSystemClient;

// Configure for file system crawling

        // Store in memory
        sessionKeys.put(sessionId, secretKey);
        rawKeys.put(sessionId, keyClone);

        // Track creation time for rotation (only for non-archived keys)
        if (!sessionId.contains(".v")) {
            keyCreationTimes.put(sessionId, System.currentTimeMillis());
            keyVersions.putIfAbsent(sessionId, 0);
        }

        // Optionally store in KeyStore

        // Test with various session ID values
        long[] sessionIds = { 0L, 1L, Long.MAX_VALUE, Long.MIN_VALUE, -1L };

        for (long sessionId : sessionIds) {
            doNothing().when(messageBlock).setSessionId(sessionId);
            messageBlock.setSessionId(sessionId);
            verify(messageBlock).setSessionId(sessionId);
        }
    }

    @Test
    @DisplayName("Test reset method")

        TermQueryBuilder builder = regTermQ("sessionId", sessionId);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setSessionId_NotEqual(String sessionId) {
        setSessionId_NotTerm(sessionId, null);
    }

    public void setSessionId_NotTerm(String sessionId) {
        setSessionId_NotTerm(sessionId, null);

    void testDifferentPreviousSessionIds() throws Exception {
        // Given
        long[] sessionIds = { 0L, 1L, Long.MAX_VALUE, Long.MIN_VALUE, 0xFFFFFFFFFFFFFFFFL };

        for (long sessionId : sessionIds) {
            Smb2SessionSetupRequest req = new Smb2SessionSetupRequest(mockContext, TEST_SECURITY_MODE, TEST_CAPABILITIES, sessionId, null);
            byte[] buffer = new byte[512];

            // When