Java技巧——将前端的对象数组通过Json字符串传到后端并转换为对象集合 Java技巧——将前端的对象数组通过Json字符串传到后端并转换为对象集合

 1 var students = $("#studentList .item");
 2 var studentList = [];
 3 for (var i = 0; i < students.length; i++) {
 4     var student = {};
 5     student["name"] = $(students[i]).attr("name");
 6     student["sex"] = $(students[i]).attr("sex");
 7     student["age"] = $(students[i]).attr("age");
 8     studentList.push(drug);
 9 }
10 var drugListStr = JSON.stringify(studentList);
11 ajaxAsyncUtil(drugListStr, mainpath + "/student/addStudentList.do", function (response) {
12     alert("操作成功");
13 });

1 @RequestMapping(value = "addStudents.do")
2 public void addStudents(HttpServletRequest request, HttpServletResponse response, String callback, String studentListStr) throws Exception {
3     //String studentListStr = "[{"name":"张三","sex":"男","age":"20"},{"name":"李四","sex":"女","age":"25"},]";
4     List<Student> studentList = JSONObject.parseArray(studentListStr, Student.class);
5     for (Student student : studentList) {
6         System.out.println(student.getName());
7     }
8 }