private static final Set<String> WINDOWS_RESERVED = Set.of("CON", "PRN", "AUX", "NUL", "COM1", "COM2", "COM3", "COM4", "COM5", "COM6",
            "COM7", "COM8", "COM9", "LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9");

    // Configuration
    private final int maxPathLength;
    private final int maxComponentLength;
    private final boolean allowUncPaths;
    private final boolean strictMode;

    private static final String DOCUMENT_HELPER = "documentHelper";

    private static final String ACTIVITY_HELPER = "activityHelper";

    private static final String LDAP_MANAGER = "ldapManager";

    private static final String ROLE_QUERY_HELPER = "roleQueryHelper";

    private static final String SUGGEST_HELPER = "suggestHelper";

    private static final String SEARCH_ENGINE_CLIENT = "searchEngineClient";

public class FlexiblePorterStemFilterFactory extends AbstractTokenFilterFactory {

    private final boolean step1;

    private final boolean step2;

    private final boolean step3;

    private final boolean step4;

    private final boolean step5;

    private final boolean step6;

public class AuthenticationRateLimiter implements AutoCloseable {

    private static final Logger log = LoggerFactory.getLogger(AuthenticationRateLimiter.class);

    // Rate limiting configuration
    private final int maxAttemptsPerAccount;
    private final int maxAttemptsPerIp;
    private final int maxGlobalAttemptsPerMinute;
    private final Duration lockoutDuration;
    private final Duration cleanupInterval;

    // Tracking maps

    private static final int PADDING_SIZE = 2;

    private final int flags = 0x00;
    private int fid;
    private int pad = 0;
    private int pad1 = 0;
    private boolean hasMore = true;
    private boolean isPrimary = true;
    private int bufParameterOffset;
    private int bufDataOffset;

    static final int TRANSACTION_BUF_SIZE = 0xFFFF;

    static final byte TRANS2_FIND_FIRST2 = (byte) 0x01;

public class DirectoryCacheEntry {
    private final String directoryPath;
    private final Smb2LeaseKey leaseKey;
    private final long createTime;
    private volatile long lastUpdateTime;
    private volatile long lastAccessTime;
    
    // Cached directory contents
    private final ConcurrentHashMap<String, FileInfo> children;
    private final ReadWriteLock lock;
    
    // Cache metadata

     */
    public static class ChannelInfo {
        private final String channelId;
        private final InetAddress localAddress;
        private final InetAddress remoteAddress;
        private final NetworkInterface networkInterface;
        private final SmbTransportImpl transport;
        private final AtomicInteger activeConnections = new AtomicInteger(0);
        private volatile boolean isHealthy = true;

     */
    public static class PoolHealthMetrics {
        private final int activeConnections;
        private final int nonPooledConnections;
        private final int trackedConnections;
        private final int maxPoolSize;
        private final long totalHealthChecks;
        private final long failedHealthChecks;
        private final long connectionsRemoved;
        private final int uniqueEndpoints;

    private static final int SHARING_DENY_NONE = 0x40;

    private static final int DO_NOT_CACHE = 0x1000; // bit 12
    private static final int WRITE_THROUGH = 0x4000; // bit 14

    private static final int OPEN_FN_CREATE = 0x10;
    private static final int OPEN_FN_FAIL_IF_EXISTS = 0x00;
    private static final int OPEN_FN_OPEN = 0x01;
    private static final int OPEN_FN_TRUNC = 0x02;

/**
 * Handles failover and recovery for multi-channel connections
 */
public class ChannelFailover {

    private static final Logger log = LoggerFactory.getLogger(ChannelFailover.class);

    private final ChannelManager manager;
    private final ExecutorService executor;
    private final ConcurrentMap<String, FailoverState> failoverStates;

    /**
     * Create channel failover handler
     *