Java后端使用HttpServleRequest接收前端JSON传参
BufferedReader bf = new BufferedReader(new InputStreamReader((ServletInputStream) request.getInputStream(), "utf-8"));
StringBuffer sb = new StringBuffer();
String temp = "";
while ((temp=bf.readLine())!= null){
sb.append(temp);
}
bf.close();
JSONObject json = new JSONObject.parseObject(sb.toString());
System.out.println(json);