public ActionForward execute(
ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response) {
//创建连接
Session session=SessionFactory.currentSession();
//创建事务
Transaction tx=session.beginTransaction();
//创建对话
Query query=session.createQuery("FROM Department");
List list=query.list();
//事务提交
tx.commit();
if(list.size()<0)
return mapping.getInputForward();
MenuRepository repository = new MenuRepository();
HttpSession httpsession=(HttpSession)request.getSession();
ServletContext application=(ServletContext)httpsession.getServletContext();
MenuRepository defaultRepository = (MenuRepository)application.getAttribute(MenuRepository.MENU_REPOSITORY_KEY);
repository.setDisplayers(defaultRepository.getDisplayers());
for (int i=0; i < list.size(); i++) {
MenuComponent mc = new MenuComponent();
Department mi=(Department) list.get(i);
String name = "a" + mi.getDepartmentCode();
mc.setName(name);
String parent = "a" + mi.getParentCode();
System.out.println(name + ", parent is: " + parent);
if(parent.equals("a0")){
parent = null;
}
if (parent != null) {
MenuComponent parentMenu = repository.getMenu(parent);
if (parentMenu == null) {
System.out.println("parentMenu '" + parent + "' doesn't exist!");
// create a temporary parentMenu
parentMenu = new MenuComponent();
parentMenu.setName(parent);
repository.addMenu(parentMenu);
}
mc.setParent(parentMenu);
}
String title = mi.getDepartmentName();
mc.setTitle(title);
mc.setLocation("index.jsp");
repository.addMenu(mc);
}
request.setAttribute("repository", repository);
return mapping.findForward("okGo");
}
jsp中
<%@ page contentType="text/html;charset=UTF-8" language="java"%>
<%@ taglib uri="/WEB-INF/struts-menu.tld" prefix="menu" %>
<%@ taglib uri="/WEB-INF/struts-menu-el.tld" prefix="menu-el" %>
<%@ taglib uri="/WEB-INF/c.tld" prefix="c" %>
<link rel="stylesheet" type="text/css" media="all"
href="<c:url value="/styles/menuExpandable.css"/>" />
<script type="text/javascript"
src="<c:url value="/scripts/menuExpandable.js"/>"></script>
<link rel="stylesheet" type="text/css" media="all"
href="<c:url value="/styles/xtree.css"/>" />
<script type="text/javascript"
src="<c:url value="/scripts/xtree.js"/>"></script>
<link rel="stylesheet" type="text/css" media="screen"
href="<c:url value="/styles/global.css"/>" />
<script type="text/javascript">
/* Function for showing and hiding elements that use 'display:none' to hide */
function toggleDisplay(targetId) {
if (document.getElementById) {
target = document.getElementById(targetId);
if (target.style.display == "none"){
target.style.display = "";
} else {
target.style.display = "none";
}
}
}
</script>
<!--
<div class="dynamicMenu tree">
<menu:useMenuDisplayer name="ListMenu" repository="repository">
<menu:displayMenu name="a01"/>
<menu:displayMenu name="a02"/>
</menu:useMenuDisplayer>
</div>
<div class="dynamicMenu tree">
<script type="text/javascript">
<menu:useMenuDisplayer name="Velocity" config="/templates/xtree.html"
repository="repository">
<c:forEach var="menu" items="${repository.topMenus}">
<menu-el:displayMenu name="${menu.name}"/>
</c:forEach>
</menu:useMenuDisplayer>
</script>
</div>
-->
<div id="content">
<script type="text/javascript" src="<c:url value="/scripts/coolmenus3.js"/>"></script>
<script type="text/javascript" src="<c:url value="/scripts/coolmenu-config.js"/>"></script>
<menu:useMenuDisplayer name="CoolMenu" repository="repository">
<menu:displayMenu name="a01"/>
<menu:displayMenu name="a02"/>
</menu:useMenuDisplayer>
</div>
menu-config.xml
<?xml version="1.0" encoding="UTF-8" ?>
<MenuConfig>
<Displayers>
<Displayer name="DropDown"
type="net.sf.navigator.displayer.DropDownMenuDisplayer"/>
<Displayer name="Simple"
type="net.sf.navigator.displayer.SimpleMenuDisplayer"/>
<Displayer name="CoolMenu"
type="net.sf.navigator.displayer.CoolMenuDisplayer"/>
<Displayer name="CoolMenu4"
type="net.sf.navigator.displayer.CoolMenuDisplayer4"/>
<Displayer name="MenuForm"
type="net.sf.navigator.example.PermissionsFormMenuDisplayer"/>
<Displayer name="ListMenu"
type="net.sf.navigator.displayer.ListMenuDisplayer"/>
<Displayer name="TabbedMenu"
type="net.sf.navigator.displayer.TabbedMenuDisplayer"/>
<Displayer name="Velocity"
type="net.sf.navigator.displayer.VelocityMenuDisplayer"/>
</Displayers>
<Menus>
</Menus>
</MenuConfig>