public Weather(String Cityid) throws IOException, NullPointerException {// 解析本机ip地址this.Ctiyid = Cityid;// 连接中央气象台的APIURL url = new URL("http://m.weather.com.cn/data/" + Ctiyid + ".html");connectionData = url.openConnection();connectionData.setConnectTimeout(1000);try {br = new BufferedReader(new InputStreamReader(connectionData.getInputStream(), "UTF-8"));sb = new StringBuilder();String line = null;while ((line = br.readLine()) != null)sb.append(line);} catch (SocketTimeoutException e) {System.out.println("亲，网络没有连接");} catch (FileNotFoundException e) {System.out.println("亲，网络没有连接");}jsonData = JSONObject.fromObject(sb.toString());weatherinfo = jsonData.getJSONObject("weatherinfo");// 设置第一页吗的城市名称 日期city = weatherinfo.getString("city").toString();week = weatherinfo.getString("week").toString();date_y = weatherinfo.getString("date_y").toString();fchh = weatherinfo.getString("fchh").toString();// 1到6天的天气weather1 = weatherinfo.getString("weather1").toString();weather2 = weatherinfo.getString("weather2").toString();weather3 = weatherinfo.getString("weather3").toString();weather4 = weatherinfo.getString("weather4").toString();weather5 = weatherinfo.getString("weather5").toString();weather6 = weatherinfo.getString("weather6").toString();// 1到6天的气温temp1 = weatherinfo.getString("temp1").toString();temp2 = weatherinfo.getString("temp2").toString();temp3 = weatherinfo.getString("temp3").toString();temp4 = weatherinfo.getString("temp4").toString();temp5 = weatherinfo.getString("temp5").toString();temp6 = weatherinfo.getString("temp6").toString();// 1到6天的风况wind1 = weatherinfo.getString("wind1").toString();wind2 = weatherinfo.getString("wind2").toString();wind3 = weatherinfo.getString("wind3").toString();wind4 = weatherinfo.getString("wind4").toString();wind5 = weatherinfo.getString("wind5").toString();wind6 = weatherinfo.getString("wind6").toString();// 1到6天的风速fl1 = weatherinfo.getString("fl1").toString();fl2 = weatherinfo.getString("fl2").toString();fl3 = weatherinfo.getString("fl3").toString();fl4 = weatherinfo.getString("fl4").toString();fl5 = weatherinfo.getString("fl5").toString();fl6 = weatherinfo.getString("fl6").toString();// 各种天气指数index = weatherinfo.getString("index").toString();index_uv = weatherinfo.getString("index_uv").toString();index_tr = weatherinfo.getString("index_tr").toString();index_co = weatherinfo.getString("index_co").toString();index_cl = weatherinfo.getString("index_cl").toString();index_xc = weatherinfo.getString("index_xc").toString();index_d = weatherinfo.getString("index_d").toString();// 天气情况的图片img_title1 = weatherinfo.getString("img_title1").toString();img_title2 = weatherinfo.getString("img_title2").toString();img_title3 = weatherinfo.getString("img_title3").toString();img_title4 = weatherinfo.getString("img_title4").toString();img_title5 = weatherinfo.getString("img_title5").toString();img_title6 = weatherinfo.getString("img_title6").toString();img_title7 = weatherinfo.getString("img_title7").toString();img_title8 = weatherinfo.getString("img_title8").toString();img_title9 = weatherinfo.getString("img_title9").toString();img_title10 = weatherinfo.getString("img_title10").toString();img_title11 = weatherinfo.getString("img_title11").toString();img_title12 = weatherinfo.getString("img_title12").toString();}