// Test escaping asterisk
        String query1 = "test*query";
        String escaped1 = SuggestUtil.escapeWildcardQuery(query1);
        assertEquals("test\\*query", escaped1);

        // Test escaping question mark
        String query2 = "test?query";
        String escaped2 = SuggestUtil.escapeWildcardQuery(query2);
        assertEquals("test\\?query", escaped2);

        // Test escaping both

                logger.warn("Failed to process shutdown task.", e);
            }
        });
    }

    /**
     * Gets the username of the current user.
     *
     * @return The username, or "guest" if not logged in.
     */
    public String getUsername() {
        return getRequestManager().findUserBean(FessUserBean.class).map(FessUserBean::getUserId).orElse(Constants.GUEST_USER);
    }

    /**

ct-diagram:before{content:"\f542"}.fa-pushed:before{content:"\f3e1"}.fa-puzzle-piece:before{content:"\f12e"}.fa-python:before{content:"\f3e2"}.fa-qq:before{content:"\f1d6"}.fa-qrcode:before{content:"\f029"}.fa-question:before{content:"\f128"}.fa-question-circle:before{content:"\f059"}.fa-quidditch:before{content:"\f458"}.fa-quinscape:before{content:"\f459"}.fa-quora:before{content:"\f2c4"}.fa-quote-left:before{content:"\f10d"}.fa-quote-right:before{content:"\f10e"}.fa-quran:before{content:"\f687...

ligthen(#17a2b8, 20%);\n  color: #17a2b8;\n}\n\n.swal2-icon.swal2-warning {\n  border-color: ligthen(#ffc107, 20%);\n  color: #ffc107;\n}\n\n.swal2-icon.swal2-error {\n  border-color: ligthen(#dc3545, 20%);\n  color: #dc3545;\n}\n\n.swal2-icon.swal2-question {\n  border-color: ligthen(#6c757d, 20%);\n  color: #6c757d;\n}\n\n.swal2-icon.swal2-success {\n  border-color: ligthen(#28a745, 20%);\n  color: #28a745;\n}\n\n.swal2-icon.swal2-success .swal2-success-ring {\n  border-color: ligthen(#28a745, 20%...

or:#2b2b2b}.swal2-icon.swal2-info{border-color:ligthen(#17a2b8,20%);color:#17a2b8}.swal2-icon.swal2-warning{border-color:ligthen(#ffc107,20%);color:#ffc107}.swal2-icon.swal2-error{border-color:ligthen(#dc3545,20%);color:#dc3545}.swal2-icon.swal2-question{border-color:ligthen(#6c757d,20%);color:#6c757d}.swal2-icon.swal2-success{border-color:ligthen(#28a745,20%);color:#28a745}.swal2-icon.swal2-success .swal2-success-ring{border-color:ligthen(#28a745,20%)}.swal2-icon.swal2-success [class^=swal2-suc...