}
        generatorList.forEach(g -> {
            try {
                g.destroy();
            } catch (final Exception e) {
                logger.warn("Failed to stop thumbnail generator.", e);
            }
        });
    }

    /**
     * Gets the system property option string for thumbnail path configuration.
     *

     *
     * @return whether the task is stopped
     */
    public boolean isStopped() {
        return status == STOPPED;
    }

    /**
     * Stops the timer.
     */
    public void stop() {
        if (status != ACTIVE) {
            throw new ClIllegalStateException(String.valueOf(status));
        }
        status = STOPPED;
    }

    /**
     * Restarts the timer.
     */

        validateAttributes(form.attributes, v -> throwValidationError(v, this::asEditHtml));
        verifyToken(this::asEditHtml);
        getGroup(form).ifPresent(entity -> {
            try {
                groupService.store(entity);
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
            } catch (final Exception e) {
                logger.warn("Failed to add {}", entity, e);

        validate(form, messages -> {}, this::asEditHtml);
        verifyToken(this::asEditHtml);
        getRelatedQuery(form).ifPresent(entity -> {
            try {
                relatedQueryService.store(entity);
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);

                wConfig.setPermissions(ComponentUtil.getFessConfig().getSearchDefaultDisplayEncodedPermissions());

                webConfigService.store(wConfig);

            } else {
                // file
                final FileConfig fConfig = new FileConfig();
                fConfig.setAvailable(Constants.T);
                fConfig.setBoost(1.0f);

                .isPresent();
    }

    /**
     * Stores a job log entry in the database.
     *
     * @param jobLog the job log entry to store
     */
    public void store(final JobLog jobLog) {
        ComponentUtil.getComponent(JobLogBhv.class).insertOrUpdate(jobLog, op -> {
            op.setRefreshPolicy(Constants.TRUE);
        });
    }

    /**

 * Prefer recent JDK builds, and results are temperamental to slight environment changes.
 * Different instructions and configuration may be required for other hardware devices.
 *
 * Using a yubikey device as a SSL key store.
 * https://lauri.võsandi.com/2017/03/yubikey-for-ssh-auth.html
 *
 * Using PKCS11 support in the JDK.
 * https://tersesystems.com/blog/2018/09/08/keymanagers-and-keystores/
 *

    }

    @Override
    public void run() {
      while (true) {
        try {
          Thread.sleep(everyMillis);
        } catch (InterruptedException e) {
          // ok. just stop sleeping.
        }
        if (shouldStop) {
          break;
        }
        interruptee.interrupt();
      }
    }

    void stopInterrupting() {
      shouldStop = true;
    }
  }

import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.jspecify.annotations.Nullable;

/**
 * Implementation of {@code Multimap} that uses an {@code ArrayList} to store the values for a given
 * key. A {@link HashMap} associates each key with an {@link ArrayList} of values.
 *
 * <p>When iterating through the collections supplied by this class, the ordering of values for a

        final SynonymCreator synonymCreator = new SynonymCreator();
        final SynonymFile synonymFile = (SynonymFile) synonymCreator.create(file1.getPath(), new Date());
        dictionaryManager.store(synonymFile, file1);
        final DictionaryFile<? extends DictionaryItem>[] synonymFiles = dictionaryManager.getDictionaryFiles();
        assertEquals(1, synonymFiles.length);
    }
    */