ajax 2种提交方式
get
$.ajax({
type: "Get",
url: "/xiangmu/user/preparPayWeixin/result/"+out_trade_no+".action",
success: function(data) {
if(data.xxx== 'success'){
//具体业务
}
},
error: function(err) {
}
});
post
$.ajax({
type: "POST",
url: "Service/SimpleData",
contentType: "application/json", //必须有
dataType: "json", //表示返回值类型,不必须
data: JSON.stringify({ 'foo': 'foovalue', 'bar': 'barvalue' }), //data: "{'str1':'foovalue', 'str2':'barvalue'}",
success: function (jsonResult) {
alert(jsonResult);
对应的2种spring mvc
对应get方式的
@Controller
@RequestMapping("/user/preparPayWeixin")
public class PreparPayNotifyWeixinController extends BaseController{
@ResponseBody
@RequestMapping(value="result/{sn}",produces = "text/html;charset=UTF-8",method = {RequestMethod.POST, RequestMethod.GET})
public String getResult(@PathVariable("sn") String sn){
String re = "";
if(payStatus.get(sn) != null && "success".endsWith(payStatus.get(sn))){
re = "{\"data\":\"success\"}";
}else{
re = "{\"data\":\"fail\"}";
}
return re;
}
说明:@ResponseBody:返回给ajax的json数据用此注解
result/{sn}:{sn}为路径参数,需要和@PathVariable("sn")一起使用
method = {RequestMethod.POST, RequestMethod.GET}:接收get和post方式
produces = "text/html;charset=UTF-8":匹配请求头,Accept:text/html,不常使用
spring mvc还有一个常用注解:@RequestParam(value="aa", required=true)String title
对应post方式的mvc
@RequestMapping(value = "/SimpleData",method=RequestMethod.POST)
@ResponseBody
public ActionResult SimpleData(string foo, string bar){
return Json("SimpleData", JsonRequestBehavior.AllowGet);
}