public void test_run_nullDataService() {
        indexUpdater.dataService = null;
        try {
            indexUpdater.run();
            fail("Should throw FessSystemException");
        } catch (FessSystemException e) {
            assertEquals("DataService is null.", e.getMessage());
        }
    }

    // Test run method basic flow
    public void test_run_basicFlow() throws Exception {

 * This exception is typically thrown when attempting to access or
 * manipulate a job that does not exist in the system.
 */
public class JobNotFoundException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new JobNotFoundException with a message derived from the scheduled job.
     *

 * including configuration errors, authentication token validation failures,
 * communication issues with SSO providers, and other SSO-related problems.
 */
public class SsoLoginException extends FessSystemException {

    /** Serial version UID for serialization compatibility. */
    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new SsoLoginException with the specified detail message.
     *

        // Execute
        final SsoMessageException exception = new SsoMessageException(messageCode, message);

        // Verify that it's an instance of FessSystemException
        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
    }

    public void test_stackTracePresence() {
        // Setup

import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.pager.SearchLogPager;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.log.allcommon.EsPagingResultBean;

 * This exception indicates that the required container or a specific component within it cannot be accessed.
 */
public class ContainerNotAvailableException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /** The name of the component that is not available. */
    private String componentName;

    /**
     * Constructor with component name.

import org.codelibs.core.lang.ThreadUtil;
import org.codelibs.core.misc.Pair;
import org.codelibs.fess.Constants;
import org.codelibs.fess.crawler.util.CharUtil;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.mylasta.action.FessMessages;
import org.codelibs.fess.mylasta.action.FessUserBean;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;

                if (response.getContentException() != null) {
                    throw new FessSystemException(message, response.getContentException());
                }
                throw new FessSystemException(message);
            } catch (final Exception e) {
                cause = new FessSystemException("Configsync is not available.", e);
            }
            if (logger.isDebugEnabled()) {

import java.util.stream.Stream;

import org.codelibs.core.io.FileUtil;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.misc.Pair;
import org.codelibs.core.misc.Tuple3;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.dbflute.optional.OptionalThing;

import org.codelibs.fess.app.service.BadWordService;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.base.FessAdminAction;
import org.codelibs.fess.exception.FessSystemException;
import org.codelibs.fess.helper.SuggestHelper;
import org.codelibs.fess.helper.SystemHelper;
import org.codelibs.fess.opensearch.config.exentity.BadWord;
import org.codelibs.fess.util.ComponentUtil;