*
     * Will block until the server returns a set of changes that match the given filter. The file will be automatically
     * opened if it is not and should be closed with {@link #close()} when no longer
     * needed.
     *
     * Closing the context should cancel a pending notify request, but that does not seem to work reliable in all
     * implementations.
     *

import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * SMB1 Delete file request message.
 *
 * This command is used to delete a file on the server.
 * The file must not be in use before it can be deleted.
 */
public class SmbComDelete extends ServerMessageBlock {

    private final int searchAttributes;

    /**
     * Creates a new SMB1 delete file request.
     *
     * @param config the CIFS configuration

   * values, if the function sometimes gives a null result.
   *
   * <p>The returned map is not thread-safe or serializable, even if the underlying map is.
   *
   * <p>The function is applied lazily, invoked when needed. This is necessary for the returned map
   * to be a view, but it means that the function will be applied many times for bulk operations
   * like {@link Map#containsValue} and {@code Map.toString()}. For this to perform well, {@code

   * values, if the function sometimes gives a null result.
   *
   * <p>The returned map is not thread-safe or serializable, even if the underlying map is.
   *
   * <p>The function is applied lazily, invoked when needed. This is necessary for the returned map
   * to be a view, but it means that the function will be applied many times for bulk operations
   * like {@link Map#containsValue} and {@code Map.toString()}. For this to perform well, {@code

   *
   * The tags on a call are seeded from the [request tags][Request.tag]. This set will grow if new
   * tags are computed.
   */
  fun <T : Any> tag(type: KClass<T>): T?

  /**
   * Returns the tag attached with [type] as a key, or null if no tag is attached with that key.
   *
   * The tags on a call are seeded from the [request tags][Request.tag]. This set will grow if new

     *
     * @return maximum message size in bytes
     */
    int getMaxMessageSize();

    /**
     * Clean up provider resources
     *
     * This method should be called when the provider is no longer needed
     * to release any system resources.
     */
    void shutdown();

import jcifs.internal.smb1.ServerMessageBlock;

/**
 * SMB1 Delete Directory request message.
 *
 * This command is used to delete a directory on the server.
 * The directory must be empty before it can be deleted.
 */
public class SmbComDeleteDirectory extends ServerMessageBlock {

    /**
     * Creates a new SMB1 delete directory request.
     *
     * @param config the CIFS configuration

 * used as a {@code java.util.function.Supplier} directly. To use a {@code
 * java.util.function.Supplier} in a context where a {@code com.google.common.base.Supplier} is
 * needed, use {@code supplier::get}.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/FunctionalExplained">the use of {@code Function}</a>.
 *
 * @author Harry Heymann
 * @since 2.0

         * Writes a character mapping item to the temporary file.
         *
         * @param oldItem the existing mapping item to process
         * @return the mapping item that was written, or null if the item was deleted
         */
        public CharMappingItem write(final CharMappingItem oldItem) {
            try {
                if (item == null || item.getId() != oldItem.getId() || !item.isUpdated()) {

        /** Network-related errors (connection, timeout, etc.) */
        NETWORK,
        /** Authentication and authorization errors */
        AUTHENTICATION,
        /** File system errors (not found, access denied, etc.) */
        FILE_SYSTEM,
        /** Protocol errors (invalid message, unsupported operation, etc.) */
        PROTOCOL,
        /** Resource errors (out of memory, disk space, etc.) */
        RESOURCE,