SmbFileHandle ensureOpen() throws CIFSException;

    /**
     * Receive data from the pipe
     *
     * @param buf buffer to receive data into
     * @param off offset in the buffer
     * @param length maximum length to receive
     * @return number of bytes received
     * @throws IOException if an I/O error occurs
     */
    int recv(byte[] buf, int off, int length) throws IOException;

    /**

    public void setCommandOutputEncoding(final String commandOutputEncoding) {
        this.commandOutputEncoding = commandOutputEncoding;
    }

    /**
     * Sets the maximum number of output lines to process.
     * @param maxOutputLine The maximum output lines to set.
     */
    public void setMaxOutputLine(final int maxOutputLine) {
        this.maxOutputLine = maxOutputLine;
    }

    /**

    }

    @Test
    @DisplayName("Test handling of maximum values")
    void testMaximumValues() throws Exception {
        byte[] buffer = new byte[100];
        int bufferIndex = 0;

        // Reserved bytes
        buffer[bufferIndex] = 0x00;
        buffer[bufferIndex + 1] = 0x00;
        buffer[bufferIndex + 2] = 0x00;

        // Set all fields to maximum 32-bit values

     * This is a required field that identifies the specific crawling session.
     * Maximum length is 20 characters.
     */
    @Required
    @Size(max = 20)
    public String sessionId;

    /**
     * The name or description of the crawling session.
     * This is an optional descriptive field with a maximum length of 20 characters.
     */
    @Size(max = 20)
    public String name;

    /**

        // Utility class - not instantiable
    }

    private static final int MAX_BUFFERS = Config.getInt("jcifs.smb1.smb.maxBuffers", 16);
    private static final int MAX_BUFFER_SIZE = 0x100000; // 1MB maximum

    // Use concurrent queue for lock-free operations
    private static final java.util.concurrent.ConcurrentLinkedQueue<byte[]> bufferQueue =
            new java.util.concurrent.ConcurrentLinkedQueue<>();

 *
 * Each dispatcher uses an [ExecutorService] to run calls internally. If you supply your own
 * executor, it should be able to run [the configured maximum][maxRequests] number of calls
 * concurrently.
 */
class Dispatcher() {
  /**
   * The maximum number of requests to execute concurrently. Above this requests queue in memory,
   * waiting for the running calls to complete.
   *

            // If no exception is thrown, result should be empty or minimal
            assertNotNull("Result should not be null", result);
            assertNotNull("Content should not be null", result.getContent());
            // Empty or minimal content is acceptable for invalid archives
        } catch (final ExtractException e) {

        assertEquals("Invalid PAC credential type", exception.getMessage());
    }

    /**
     * Tests the constructor with a byte array that is larger than the minimal buffer size.
     */
    @Test
    void testConstructorWithDataMuchLarger() {
        // A byte array with a length greater than 32 should also be considered too large.
        byte[] veryLargeData = new byte[100];

import java.util.Map.Entry;
import org.jspecify.annotations.Nullable;

/**
 * Simple helper class to build a "sparse" array of objects based on the indexes that were added to
 * it. The array will be from 0 to the maximum index given. All non-set indexes will contain null
 * (so it's not really a sparse array, just a pseudo sparse array). The builder can also return a
 * CharEscaper based on the generated array.
 *
 * @author Sven Mawson

    private static final int MAX_BACKOFF_SHIFT = 4; // Maximum 16x multiplier

    private final RdmaStatistics statistics;
    private final int maxRetries;
    private final long retryDelayMs;

    /**
     * Create new RDMA error handler
     *
     * @param statistics statistics tracker
     * @param maxRetries maximum number of retries for recoverable errors