}

    /**
     * Sends a command to the process associated with the given session ID.
     *
     * @param sessionId unique identifier for the process session
     * @param command the command to send to the process
     * @throws JobNotFoundException if no process is found for the given session ID
     * @throws JobProcessingException if there's an error sending the command
     */

### ufw

For hosts with ufw enabled (Debian based distros), you can use `ufw` command to allow traffic to specific ports. Use below command to allow access to port 9000

```sh
ufw allow 9000
```

Below command enables all incoming traffic to ports ranging from 9000 to 9010.

```sh
ufw allow 9000:9010/tcp
```

### firewall-cmd

/**
 * Exception thrown when command execution fails.
 * This exception indicates that an external command or process execution encountered an error.
 */
public class CommandExecutionException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructor with error message.
     * @param message The error message describing the command execution failure.
     */

        response.setMid(mid);
        assertEquals(mid, response.getMid());

        // Test command methods
        int command = 0x25;
        doNothing().when(response).setCommand(command);
        when(response.getCommand()).thenReturn(command);
        response.setCommand(command);
        assertEquals(command, response.getCommand());

        // Test other setter methods

  }

  @Override
  public void execute(Runnable command) {
    Preconditions.checkNotNull(command, "command must not be null!");
    delegate.execute(command);
  }

  @Override
  public ListenableScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
    Preconditions.checkNotNull(command, "command must not be null");
    Preconditions.checkNotNull(unit, "unit must not be null!");

  }

  @Override
  public void execute(Runnable command) {
    Preconditions.checkNotNull(command, "command must not be null!");
    delegate.execute(command);
  }

  @Override
  public ListenableScheduledFuture<?> schedule(Runnable command, long delay, TimeUnit unit) {
    Preconditions.checkNotNull(command, "command must not be null");
    Preconditions.checkNotNull(unit, "unit must not be null!");

# lean and easy to follow. When in doubt, remember that for CI scripts, "keep it
# simple" is MUCH more important than "don't repeat yourself."

# -e: abort script if one command fails
# -u: error if undefined variable used
# -x: log all commands
# -o pipefail: entire command fails if pipe fails. watch out for yes | ...
# -o history: record shell history
# -o allexport: export all functions and variables to be available to subscripts

import jcifs.Configuration;
import jcifs.SmbConstants;
import jcifs.internal.smb1.ServerMessageBlock;
import jcifs.internal.util.SMBUtil;
import jcifs.util.Hexdump;

/**
 * SMB1 COM_RENAME command implementation.
 *
 * This command renames a file or directory on the SMB server.
 * It takes an old filename and new filename and performs the rename operation.
 */
public class SmbComRename extends ServerMessageBlock {

    @Test
    @DisplayName("Test constructor initialization with command and subcommand")
    void testConstructorWithCommandAndSubcommand() {
        byte command = (byte) 0x25;
        byte subcommand = (byte) 0x01;
        TestSmbComTransactionResponse resp = new TestSmbComTransactionResponse(mockConfig, command, subcommand);
        assertNotNull(resp);
        assertEquals(command, resp.getCommand());

import jakarta.annotation.PostConstruct;

/**
 * Command-based thumbnail generator that executes external commands to create thumbnails.
 * Uses external tools through command execution to generate thumbnail images from documents.
 */
public class CommandGenerator extends BaseThumbnailGenerator {
    private static final Logger logger = LogManager.getLogger(CommandGenerator.class);

    /** List of command strings to execute for thumbnail generation. */