throw new SmbException("Path contains control characters");
        }

        // Check for traversal sequences
        if (containsTraversal(path)) {
            log.warn("Path contains directory traversal: {}", sanitizeForLog(path));
            throw new SmbException("Path contains directory traversal sequences");
        }

        // Normalize the path
        String normalized = normalizePath(path);

- **I/O Operations** (`org.codelibs.core.io`) - File handling, resource management, stream utilities, and traversal utilities for efficient resource processing
- **Reflection** (`org.codelibs.core.lang`) - Class loading, method/field access, type introspection utilities, and generics support

    /**
     * Validates that a given path is safe and does not attempt path traversal attacks.
     * <p>
     * This method checks if the resolved absolute path starts with the allowed base directory,
     * preventing access to files outside the intended directory through path traversal
     * techniques like "../../../etc/passwd".
     * </p>
     * <p>
     * Example usage:
     * </p>

        }

        // Check for directory traversal
        if (path.contains("..") || path.contains("./") || path.contains(".\\")) {
            failedValidations.incrementAndGet();
            log.warn("Path contains traversal sequences: {}", sanitizeForLog(path));
            throw new SmbException("Path contains directory traversal");
        }

        // Check individual components

    }

    /**
     * Test isPathSafe with path traversal attempt
     *
     * @throws Exception
     */
    @Test
    public void testIsPathSafe_PathTraversalAttempt() throws Exception {
        final Path baseDir = tempFolder.getRoot().toPath();
        final Path traversalPath = baseDir.resolve("../../../etc/passwd");

        assertFalse("Path traversal should be blocked", FileUtil.isPathSafe(traversalPath, baseDir));

                    "Destination array bounds exceeded: offset=" + dstOffset + ", length=" + length + ", array.length=" + dst.length);
        }
    }

    /**
     * Validates SMB path to prevent traversal attacks
     *
     * @param path the path to validate
     * @throws IllegalArgumentException if path is invalid
     */
    public static void validateSmbPath(String path) {
        if (path == null) {

 */
public abstract class TraversalUtil {

    /**
     * Do not instantiate.
     */
    protected TraversalUtil() {
    }

    /** An empty array of {@link Traverser}. */
    protected static final Traverser[] EMPTY_ARRAY = new Traverser[0];

    private static final Logger logger = Logger.getLogger(TraversalUtil.class);

    /** Mapping from URL protocol (as key) to {@link TraverserFactory} (as value). */

    int NT_STATUS_ACCOUNT_LOCKED_OUT = 0xC0000234;
    /** The remote system refused the network connection */
    int NT_STATUS_CONNECTION_REFUSED = 0xC0000236;
    /** The pathname does not traverse a DFS junction */
    int NT_STATUS_PATH_NOT_COVERED = 0xC0000257;
    /** The IO operation on the reparse point failed */
    int NT_STATUS_IO_REPARSE_TAG_NOT_HANDLED = 0xC0000279;

    /** The object was not found */
    int NT_STATUS_NOT_FOUND = 0xC0000225;
    /** The referenced account is currently locked out */
    int NT_STATUS_ACCOUNT_LOCKED_OUT = 0xC0000234;
    /** The pathname does not traverse a DFS junction */
    int NT_STATUS_PATH_NOT_COVERED = 0xC0000257;
    /** The IO operation on the reparse point failed */
    int NT_STATUS_IO_REPARSE_TAG_NOT_HANDLED = 0xC0000279;

        return BeanUtil.copyBeanToNewBean(src, destClass);
    }

    /**
     * Builds a comprehensive error message from a throwable and its causes.
     * This method traverses the cause chain and concatenates all error messages.
     *
     * @param t the throwable to build message from
     * @return a string containing all error messages in the cause chain
     */