日期:2014-05-16 浏览次数:20366 次
public Map<Integer,List<MeetMenu>> getRoleMenu(int userId) { Map<Integer,List<MeetMenu>> mapMenu = new HashMap<Integer, List<MeetMenu>>(); // 拼凑权限条件 List<RoleMenu> list = userDao.getRoleMenuIds(userId); List<MeetMenu> menuList = null; if(list.size()>0){ StringBuffer sb = new StringBuffer(); for(RoleMenu rm:list){ sb.append(rm.getMenuId()); sb.append(","); } String menuIds = sb.toString().substring(0,sb.toString().length()-1); menuList = userDao.getMenuList(menuIds); for(MeetMenu mm:menuList){ if(mm.getParentId()==0){ int menuId = mm.getMenuId(); List<MeetMenu> listOneList = userDao.getMenuOneList(menuIds, menuId); mapMenu.put(menuId,listOneList); } } System.out.println("-------------------------------------------"); System.out.println("mapMenu size = "+mapMenu.size()); Iterator it = mapMenu.entrySet().iterator(); while (it.hasNext()) { Map.Entry entry = (Map.Entry)it.next(); int menuId = Integer.parseInt(entry.getKey().toString()); System.out.println("menuId = "+ menuId); List<MeetMenu> mlist = (List<MeetMenu>)entry.getValue(); for(MeetMenu m:mlist){ System.out.println(m.getMenuName()+" "+m.getLinkUrl()); } } System.out.println("-------------------------------------------"); } return mapMenu; } =====================================================================解析 <c:forEach items="${menuList}" var="ml" varStatus="states"> <c:out value="${ml.key}"></c:out> -> <c:forEach items="${ml.value}" var="menu" varStatus="menuStates"> <c:out value="${menu.menuName}"></c:out> </c:forEach> </c:forEach>