/** * 功能:取得demo信息列表 * @param request * @param response * @return */ public static String getDemoList(HttpServletRequest request,HttpServletResponse response) { //取得数据源对象 //GenericDelegator delegator = (GenericDelegator) request.getAttribute("default"); GenericDelegator delegator = GenericDelegator.getGenericDelegator("default"); List returnList=null; try { //取得所有数据 returnList=delegator.findAll("Demo");//select * from demo delegator.findByAnd("Demo", UtilMisc.toMap("demoId", "1","demoName","a")); //select * from demo where domo_id='1' and demo_name='a' delegator.findByOr("Demo", UtilMisc.toMap("demoId", "1","demoName","a")); delegator.findByPrimaryKey("Demo",UtilMisc.toMap("demoId","1")); } catch (GenericEntityException ex) { Debug.log(ex); request.setAttribute("myException", ex); String strExInfo = ExceptionUtil.getStackTraceInfo(ex,"查询失败!"); request.setAttribute(SiteDefs.ERROR_MESSAGE, strExInfo); return "error"; } //将数据放入缓存中,在页面可以拿到 request.setAttribute("returnList", returnList); //根据返回值确定在那一个页面展示,起页面导向的作用 return "success"; } public static String getDemoYanShi(HttpServletRequest request,HttpServletResponse response) { //取得数据源对象 //GenericDelegator delegator = (GenericDelegator) request.getAttribute("default"); GenericDelegator delegator = GenericDelegator.getGenericDelegator("default"); List returnList=null; try { //取得所有数据 returnList=delegator.findAll("Demo"); delegator.findByAnd("Demo", UtilMisc.toMap("demoId", "1","demoName","a")); delegator.findByOr("Demo", UtilMisc.toMap("demoId", "1","demoName","a")); } catch (GenericEntityException ex) { Debug.log(ex); request.setAttribute("myException", ex); String strExInfo = ExceptionUtil.getStackTraceInfo(ex,"查询失败!"); request.setAttribute(SiteDefs.ERROR_MESSAGE, strExInfo); return "error"; } //将数据放入缓存中,在页面可以拿到 request.setAttribute("returnList", returnList); //根据返回值确定在那一个页面展示,起页面导向的作用 String type="suce"; if(type=="shixisheng") return "shixisheng"; else return "success"; } /** * 功能:取得demo信息列表 (服务方式) * 参数:ctx,context * 返回值:Map */ public static Map getDemoServiceList(DispatchContext ctx, Map context){ //获取实体引擎数据连接 GenericDelegator delegator = ctx.getDelegator(); //当前用户登录信息 GenericValue userLogin = (GenericValue) context.get("userLogin"); //LocalDispatcher对象 LocalDispatcher dispatcher = (LocalDispatcher)ctx.getDispatcher(); //Map map = dispatcher.runSync("getDemoServiceList", paramMap); String areaId = (String)context.get("areaId"); //定义返回值集合 Map result = new HashMap(); //定义返回参数 List returnList = null; //定义排序List List orderByList = new ArrayList(); //String areaId = userLogin.getString("areaId"); orderByList.add("demoId desc"); EntityCondition condition; List constraints = new LinkedList(); try { //select demoId,demoname,sex from demo where id='' or name='' order by demoId desc EntityExpr eexprAreaId = new EntityExpr("demoId", EntityOperator.NOT_EQUAL, null);//demo_id!=null EntityExpr eexprName = new EntityExpr("demoName", EntityOperator.EQUALS, "aaa");//demo_name='aaa' constraints.add(eexprAreaId); constraints.add(eexprName); condition = new EntityConditionList(constraints, EntityOperator.AND);//demo_id!=null and demo_name='aaa' Collection fieldsToSelect = new ArrayList(); fieldsToSelect.add("demoId"); fieldsToSelect.add("demoName"); returnList = delegator.findByCondition("Demo", condition, fieldsToSelect, orderByList); /* EntityExpr type1 = new EntityExpr("type1", EntityOperator.NOT_EQUAL, "1");type1!=1 EntityExpr type2 = new EntityExpr("type2", EntityOperator.EQUALS, "2");type2=2 EntityExpr type4 = new EntityExpr(type1,EntityOperator.AND,type2);type1!=1 and type2=2 EntityExpr type3 = new EntityExpr("type3", EntityOperator.EQUALS, "3"); type3=3 constraints.add(type3); constraints.add(type4); condition = new EntityConditionList(constraints, EntityOperator.OR); type3=3 or (type1!=1 and type2=2) (type1="1" and type2="2") or (type3="3") */ } catch (Exception ex) { Debug.log(ex); result.put("myException", ex); String strExInfo = ExceptionUtil.getStackTraceInfo(ex, "查询失败!"); result.put(SiteDefs.ERROR_MESSAGE, strExInfo); result.put(ModelService.RESPONSE_MESSAGE, ModelService.RESPOND_ERROR); return result; } result.put("returnList", returnList); result.put("success", "success"); result.put(ModelService.RESPONSE_MESSAGE, ModelService.RESPOND_SUCCESS); return result; } /** * 功能:根据角色取得demo信息列表 * @param request * @param response * @return */ public static String getDemoByRoleList(HttpServletRequest request,HttpServletResponse response) { //取得数据源对象 GenericDelegator delegator = (GenericDelegator) request.getAttribute("delegator"); //当前用户登录信息 GenericValue userLogin = (GenericValue)request.getSession().getAttribute(SiteDefs.USER_LOGIN); // 权限对象 Security security = (Security) request.getAttribute(" security "); // LocalDispatcher对象 LocalDispatcher dispatcher = (LocalDispatcher) request.getAttribute("dispatcher"); List returnList=null; try { if(security.hasRole("accessory_admin", userLogin)){ //取得所有数据 //调用服务方式:(服务名,传入参数) Map paramMap = new HashMap(); Map map = dispatcher.runSync("getDemoServiceList", paramMap); returnList = (List)map.get("returnList"); }else{ //其他的处理 } } catch (GenericServiceException ex) { Debug.log(ex); request.setAttribute("myException", ex); String strExInfo = ExceptionUtil.getStackTraceInfo(ex,"查询失败!"); request.setAttribute(SiteDefs.ERROR_MESSAGE, strExInfo); return "error"; } //将数据放入缓存中,在页面可以拿到 request.setAttribute("returnList", returnList); //根据返回值确定在那一个页面展示,起页面导向的作用 return "success"; } /** * 功能:新增Demo信息 * @param request * @param response * @return */ public static String addSaveDemo(HttpServletRequest request, HttpServletResponse response) { GenericDelegator delegator = (GenericDelegator) request.getAttribute("delegator"); //request.getParameter(arg0) Map context = UtilHttp.getParameterMap(request); String demoIdStr=""; GenericValue demoGV=null; try { demoIdStr = delegator.getNextSeqId("Demo").toString(); demoGV = delegator.makeValue("Demo",UtilMisc.toMap("demoId",demoIdStr)); /* 要求表单的id名称和数据字段的名称一致,才能使用下面的写法 * indicatrixGV.setNonPKFields(context); * */ //新增记录 demoGV.setNonPKFields(context); //多条数据一起放入 //一条数据一条的放入 //demoGV.setString("demoName", request.getParameter("demoName")); //demoGV.setString("sex", request.getParameter("sex")); demoGV.create(); } catch (GenericEntityException ex) { Debug.log(ex); request.setAttribute("myException", ex); String strExInfo = ExceptionUtil.getStackTraceInfo(ex,"新增失败!"); request.setAttribute(SiteDefs.ERROR_MESSAGE, strExInfo); return "error"; } return "success"; } /** * 功能:修改Demo信息 * @param request * @param response * @return */ public static String updateDemo(HttpServletRequest request,HttpServletResponse response) { GenericDelegator delegator = (GenericDelegator) request.getAttribute("delegator"); Security security = (Security)request.getAttribute("security"); GenericValue userLogin = (GenericValue)request.getSession().getAttribute(SiteDefs.USER_LOGIN); Map context = UtilHttp.getParameterMap(request); //表单参数 String demoId=request.getParameter("demoId"); String demoName=request.getParameter("demoName"); GenericValue demoGV=null; try { demoGV = delegator.findByPrimaryKey("Demo", UtilMisc.toMap("demoId", demoId)); demoGV.setNonPKFields(context); demoGV.store(); } catch (GenericEntityException ex) { Debug.log(ex); request.setAttribute("myException", ex); String strExInfo = ExceptionUtil.getStackTraceInfo(ex,"新增失败!"); request.setAttribute(SiteDefs.ERROR_MESSAGE, strExInfo); return "error"; } return "success"; } /** * 功能:删除Demo信息 * @param request * @param response * @return */ public static String delDemo(HttpServletRequest request,HttpServletResponse response) { GenericDelegator delegator = (GenericDelegator) request.getAttribute("delegator"); //可以删除多条数据 String demoIdsStr=request.getParameter("demoIds").toString(); String[] demoIdArray=demoIdsStr.split(","); String demoIdStr = ""; try { for (int i = 0; i < demoIdArray.length; i++) { demoIdStr=demoIdArray[i].toString(); //删除数据 delegator.removeByAnd("Demo", UtilMisc.toMap("demoId",demoIdStr)); } } catch (GenericEntityException ex) { Debug.log(ex); request.setAttribute("myException", ex); String strExInfo = ExceptionUtil.getStackTraceInfo(ex,"删除失败!"); request.setAttribute(SiteDefs.ERROR_MESSAGE, strExInfo); return "error"; } return "success"; } public static String hello(String str){ return str; }