} catch (final Exception e) {
            throw new FessSystemException("Failed to parse project.properties.", e);
        }
    }

    @PreDestroy
    public void destroy() {
        shutdownHookList.forEach(action -> {
            try {
                action.run();
            } catch (final Exception e) {
                logger.warn("Failed to process shutdown task.", e);

y","reference","display","Dropdown","_popper","_menu","_getMenuElement","_inNavbar","_detectNavbar","disabled","_getParentFromElement","isActive","_clearMenus","showEvent","Popper","referenceElement","_getPopperConfig","body","noop","hideEvent","destroy","update","scheduleUpdate","stopPropagation","constructor","_getPlacement","$parentDropdown","placement","_getOffset","offsets","popperConfig","modifiers","enabled","preventOverflow","boundariesElement","applyStyle","toggles","context","clickEven...

Remove the inheritance of text transform in Firefox\n}\n\n// Remove the inheritance of word-wrap in Safari.\n//\n// Details at https://github.com/twbs/bootstrap/issues/24990\nselect {\n  word-wrap: normal;\n}\n\n\n// 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`\n//    controls in Android 4.\n// 2. Correct the inability to style clickable types in iOS and Safari.\nbutton,\n[type=\"button\"], // 1\n[type=\"reset\"],\n[type=\"submit\"] {\n  -webkit-appearance: button; // 2\n}\n\n//...

    protected final ConcurrentHashMap<String, JobProcess> runningProcessMap = new ConcurrentHashMap<>();

    protected int processDestroyTimeout = 10;

    @PreDestroy
    public void destroy() {
        for (final String sessionId : runningProcessMap.keySet()) {
            if (logger.isInfoEnabled()) {
                logger.info("Stopping process {}", sessionId);
            }

public interface ThumbnailGenerator {

    String getName();

    boolean generate(String thumbnailId, File outputFile);

    boolean isTarget(Map<String, Object> docMap);

    boolean isAvailable();

    void destroy();

    Tuple3<String, String, String> createTask(String path, Map<String, Object> docMap);

public class HtmlTagBasedGenerator extends BaseThumbnailGenerator {

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

    @Override
    public void destroy() {
    }

    @Override
    public Tuple3<String, String, String> createTask(final String path, final Map<String, Object> docMap) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        }
        final String commandDestroyTimeoutStr = fessConfig.getSystemProperty("thumbnail.command.destroy.timeout");
        if (commandDestroyTimeoutStr != null) {
            commandDestroyTimeout = Long.valueOf(commandDestroyTimeoutStr);
        }
    }

    @Override
    public void destroy() {
        destoryTimer.cancel();
        destoryTimer = null;
    }

    @Override

                } catch (final Exception e) {
                    // ignore
                }
            }
            if (currentProcess != null) {
                try {
                    currentProcess.destroy();
                } catch (final Exception e) {
                    // ignore
                }
            }
            currentProcess = null;

        }
    }

public class WebApiFilter implements Filter {

    @Override
    public void init(final FilterConfig filterConfig) throws ServletException {
        // nothing
    }

    @Override
    public void destroy() {
        // nothing
    }

    @Override
    public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
            throws IOException, ServletException {

        }

        KrbAsReqBuilder builder = new KrbAsReqBuilder(principalName, keytab);
        Credentials creds = builder.action().getCreds();
        builder.destroy();

        return Krb5Util.credsToTicket(creds);
    }


    public static Subject getInitiatorSubject ( KerberosPrincipal principal, String password, Long expire ) throws Exception {