server端:
response.setContentType("text/plain");
response.setCharacterEncoding("UTF-8");
PrintWriter out = response.getWriter();
UserDAO userDAO = new UserDAO();
ArrayList list = userDAO.queryUser();
JSONArray array = JSONArray.fromObject(list);
out.write(array.toString());
out.flush();
out.close();
client端:
說明:在服務器端將list集合轉化為JSONArray對象,以字符串的形式傳到Android的客戶端,再在客戶端,將字符串轉換為JSONArray對象,遍歷JSONArray對象即可。