file.update(charMappingItem);
            }
        });
    }

    /**
     * Deletes a character mapping item from the specified dictionary.
     * <p>
     * This method removes the specified character mapping item from the dictionary
     * if the dictionary file exists and is accessible.
     * </p>
     *
     * @param dictId the dictionary ID to delete the character mapping item from

            assertEquals("file.txt", loc.getName());
            assertEquals("smb://server/share/path/", loc.getParent());
            assertEquals(url, loc.getPath());
            // canonicalisation simply removes '.' and '..'
            assertEquals("smb://server/share/path/filetxt", loc.getCanonicalURL());
            assertFalse(loc.isRoot());
        }
    }

    @Nested

                        .replace("\'", "'")//
        );
    }

    /**
     * Strips invalid XML characters from the input string.
     *
     * This method removes characters that are not allowed in XML documents
     * according to the XML 1.0 specification. Valid characters include:
     * - Tab (0x9)
     * - Line feed (0xA)
     * - Carriage return (0xD)

        ConnectionMetrics metrics = connectionMetrics.get(key);
        if (metrics != null) {
            metrics.recordFailure();
        }
    }

    /**
     * Record connection success for recovery tracking
     */
    private void recordConnectionSuccess(String key) {
        consecutiveFailures.remove(key);
        lastFailureTimes.remove(key);

    private static final String[] CAT_NAMES =
            { "aliases", "allocation", "count", "fielddata", "health", "indices", "master", "nodeattrs", "nodes", "pending_tasks",
                    "plugins", "recovery", "repositories", "thread_pool", "shards", "segments", "snapshots", "templates" };

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

import org.codelibs.fess.crawler.container.StandardCrawlerContainer;
import org.dbflute.utflute.core.PlainTestCase;

/**
 * Test class for {@link Handler} and its inner class {@link Handler.GcsURLConnection}.
 * This test covers URL parsing, connection state management, and thread-safety.
 */
public class HandlerTest extends PlainTestCase {
    @Override
    protected void setUp() throws Exception {
        super.setUp();

- [ ] Implement channel establishment protocol
- [ ] Add request distribution algorithm
- [ ] Create channel synchronization mechanism
- [ ] Implement channel failure detection
- [ ] Add automatic channel recovery
- [ ] Create channel performance monitoring

#### 3.3 Integration Points
- Modify `SmbTransportPool` for multiple connections per session
- Update `SmbSession` for multi-channel awareness

            throw new IllegalArgumentException(fieldName + " exceeds maximum (1 hour): " + timeout);
        }
    }

    /**
     * Sanitizes a string for safe logging (removes control characters)
     *
     * @param input the string to sanitize
     * @return sanitized string safe for logging
     */
    public static String sanitizeForLogging(String input) {
        if (input == null) {

        PathValidator noUncValidator = new PathValidator(260, 255, false, false);
        // Due to normalization bug, UNC paths are not properly detected
        // The normalization removes all duplicate backslashes, so \\\\server becomes \server
        // This test validates that paths which should be UNC but aren't detected due to normalization

        }).createPageNumberList());

        return dataConfigList;
    }

    /**
     * Deletes the specified data configuration from the system.
     *
     * <p>This operation permanently removes the data configuration and
     * immediately refreshes the index to ensure the change is visible.</p>
     *
     * @param dataConfig the data configuration to delete