web前端——ajax提交后台controller实现前端后台交互(2) 传两个参数 ,后台controller接收处理

$.ajax({
function getPage(page,size) {

var postData={
"page":"1",
"keywordId":"26"

}
或者
var postData={
page:page,
size:size
}
$.ajax({
type:'POST',
url:'${pageContext.request.contextPath}/competitor/competitorPageList',
data:JSON.stringify(postData),
dataType:'json',
contentType: 'application/json;charset=UTF-8',
success:function(data) {
alert("into success "+data);
$('#mydiv').html(data);
}
}）;

@RequestMapping(value = "/competitorPageList", method = RequestMethod.POST)
public String compePage(Model model, @RequestBody Map<String,Object> jsonData) {
String page= jsonData.get("page").toString();
String size= jsonData.get("size").toString();
//其他代码省略...
}