*/
    @Required
    @Size(max = 1000)
    public String id;

    /**
     * The version number of the user for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the user hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

 */
package jcifs.internal.smb2.rdma;

/**
 * RDMA credit management for flow control.
 *
 * Credits are used to control the flow of messages between
 * RDMA peers to prevent buffer overflow.
 */
public class RdmaCredits {

    private int initialCredits;
    private int creditsGranted;

    /**
     * Create new RDMA credits manager
     */
    public RdmaCredits() {

 * directory metadata and reduce network round-trips for directory operations.
 */
public class DirectoryLeaseState {

    /**
     * Private constructor to prevent instantiation of this utility class
     */
    private DirectoryLeaseState() {
        // Utility class - prevent instantiation
    }

    /**
     * Directory Read and Handle caching (RH) - recommended for directory operations
     */

            throw new RuntimeCIFSException("Usage count dropped below zero");
        }
    }

    @Override
    protected void finalize() throws Throwable {
        try {
            // Add null check to prevent NPE if object was not fully constructed
            if (this.usageCount != null && this.usageCount.get() != 0) {
                log.warn("Tree handle was not properly released, performing emergency cleanup: "

     */
    @ValidateTypeFailure
    public Long updatedTime;

    /**
     * The version number of the duplicate host configuration for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the configuration hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

     */
    @ValidateTypeFailure
    public Long updatedTime;

    /**
     * The version number of the label type for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the label type hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

     */
    @ValidateTypeFailure
    public Long updatedTime;

    /**
     * The version number of the role for optimistic locking.
     * This field is required to prevent concurrent modification conflicts
     * by ensuring the role hasn't been modified by another process.
     */
    @Required
    @ValidateTypeFailure
    public Integer versionNo;

     */
    public Class<? extends RootAction> getActionClass() {
        return actionClass;
    }

    /**
     * Overrides fillInStackTrace to return null for performance optimization.
     * This prevents stack trace generation for this exception type.
     *
     * @return null to skip stack trace generation
     */
    @Override
    public synchronized Throwable fillInStackTrace() {
        return null;
    }

     */
    public static final int DELETE = 3;

    /**
     * Mode for viewing record details.
     */
    public static final int DETAILS = 4;

    /**
     * Protected constructor to prevent instantiation.
     */
    protected CrudMode() {
        // nothing
    }

     * @see jcifs.BufferCache#releaseBuffer(byte[])
     */
    @Override
    public void releaseBuffer(final byte[] buf) {
        if (buf == null) {
            return;
        }
        // better safe than sorry: prevent leaks if there is some out of bound access
        Arrays.fill(buf, (byte) 0);
        synchronized (this.cache) {
            if (this.freeBuffers < this.cache.length) {