check . validition .出錯變紅

Contrallor裏面加驗證信息及對省市進行初始化:css

if (results.hasErrors()) {
			 
             List<Item> provinceList = itemListComponent.getProvinceList();
         	model.addAttribute("provinceList", provinceList); 
         	List<Item> cityList = itemListComponent.getCityList(distributorForm.getProvinceId());
        	model.addAttribute("cityList", cityList);
			 return "manager/distributor/editDistributor";}

在Form中定義一個須要驗證的變量:java

@NotEmpty(field="地址",  message="{errors.required}")

對應的顯示頁面editDistributor.jsp中jsp

<td><input name="address" class="form-control" value="${distributorForm.address}" /></td>

改成ui

<td><form:input path="address" cssClass="form-control" cssErrorClass="form-control error" 
value="${distributorForm.address}" />  </td>

還應在頁面中添加Link
spa

<link href="css/common.css" rel="stylesheet">

還有要檢查下是否有用來顯示的common.csscode

@CHARSET "UTF-8";
.error{
	background-color:red;
}

必填項加「*orm

地址<span style="color:red;">*</span>
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