@ResponseBody注解的用法 ,直接返回json对象
public Map<String, String> existGroupName(@RequestParam String groupName) {
String result = "";
Map<String, String> map = new HashMap<String, String>();
FaxContactPersonGroup group = faxContactPersonGroupService
.existGroupName(groupName);
if (group != null) {
result = "该组名已经存在,请重新输入";
}
map.put("data", result);
return map;
}
$.post("<%=request.getContextPath()%>/fax/group/exist.html",
{groupName:name},
function(data){
if(data.data!==''){
alert(data.data);
$("#groupName1").focus();
return false;
}else{
return true;
}
});
普通用法:
this.write(response, JsonHelper.JSON_Bean2String(resultMap));
$("#addGroupForm").form('submit',{
success : function(data) {
var data = $.parseJSON(data);//json对象
var model = data.model;
});