public String getJumpToPageForm() {
        return "\n" +
            String.format("<form id='%s'>\n", PAGINATION_FORM_ID) +
            getHiddenFields() +
            "</form>\n";
    }
@return a string with an HTML form containing hidden fields, used for navigating between pages
xmppserver/src/main/java/org/jivesoftware/util/ListPager.java