* Provides user management through command-line tool execution for password changes and user deletion.
 */
public class CommandChain implements AuthenticationChain {

    private static final Logger logger = LogManager.getLogger(CommandChain.class);

    /** Working directory for command execution. */
    protected File workingDirectory = null;

    /** Maximum number of output lines to capture. */

    /** Unique session identifier for this job execution */
    protected String sessionId;

    /** Flag indicating whether to use local Fesen instance */
    protected boolean useLocalFesen = true;

    /** Path to the log file for this job execution */
    protected String logFilePath;

    /** Log level for this job execution */
    protected String logLevel;

 *
 * <p>Tasks submitted to {@link #execute(Runnable)} are executed in FIFO order.
 *
 * <p>The execution of tasks is done by one thread as long as there are tasks left in the queue.
 * When a task is {@linkplain Thread#interrupt interrupted}, execution of subsequent tasks
 * continues. See {@link QueueWorker#workOnQueue} for details.
 *

        };
        ComponentUtil.register(mockSearchLogHelper, "searchLogHelper");

        // First execution - success
        assertEquals("", aggregateLogJob.execute());

        // Second execution - IllegalArgumentException
        assertTrue(aggregateLogJob.execute().contains("Invalid argument"));

        // Third execution - IllegalStateException
        assertTrue(aggregateLogJob.execute().contains("Invalid state"));

  /**
   * Returns a snapshot of tasks currently scheduled for execution. Does not include the
   * currently-executing task unless it is also scheduled for future execution.
   */
  val scheduledTasks: List<Task>
    get() = taskRunner.withLock { futureTasks.toList() }

  /**
   * Schedules [task] for execution in [delayNanos]. A task may only have one future execution

        this.appendHighlightParams = appendHighlightParams;
    }

    /**
     * Sets the formatted execution time for the search request.
     *
     * @param execTime The formatted execution time string
     */
    public void setExecTime(final String execTime) {
        this.execTime = execTime;
    }

    /**

/**
 * 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.
     */

}

normalization {
  runtimeClasspath {
    /*
       - The below two ignored files are generated during test execution
       by the test: okhttp/src/test/java/okhttp3/osgi/OsgiTest.java

       - The compressed index.xml file contains a timestamp property which
       changes with every test execution, such that running the test
       actually changes the test classpath itself. This means that it

   * tasks. Second, the returned list will always be empty, as any submitted task is considered to
   * have started execution. This applies also to tasks given to {@code invokeAll} or {@code
   * invokeAny} which are pending serial execution, even the subset of the tasks that have not yet
   * started execution. It is unclear from the {@code ExecutorService} specification if these should

            @Override
            protected int getRunningJobCount() {
                return 0;
            }

            @Override
            protected void executeCrawler() {
                // Mock execution
            }
        };

        // Mock ComponentUtil
        ComponentUtil.setFessConfig(new TestFessConfig() {
            @Override
            public Integer getJobMaxCrawlerProcessesAsInteger() {