1、基于 C#的全國(guó)公交 api 調(diào)用代碼實(shí)例代碼描述：基于 C#的全國(guó)公交 api 調(diào)用代碼實(shí)例代碼平臺(tái)：聚合數(shù)據(jù)using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Net;using System.IO;using Xfrog.Net;using System.Diagnostics;using System.Web;/-/ 全國(guó)公交及路徑規(guī)劃查詢調(diào)用示例代碼 聚合數(shù)據(jù)/ 在線接口文檔：/docs/135/ 代碼中 Json

2、Object 類下載地址:/download/gcm320602 1155665/7458439 /-namespace ConsoleAPIclass Programstatic void Main(string args)string appkey = *; /配置您申請(qǐng)的 appkey/1.公交線路查詢string url1 = /189/bus/busline;var parameters1 = new Dictionary();parameters1.Add(key, appkey);/你申請(qǐng)的 key p

3、arameters1.Add(dtype , ); /返回?cái)?shù)據(jù)的格式,xml 或 json，默認(rèn) jsonparameters1.Add(city , ); /城市名稱(如：蘇州)或者城市代碼（如：0512）parameters1.Add(bus , ); /公交線路string result1 = sendPost(url1, parameters1, get);JsonObject newObj1 = new JsonObject(result1); String errorCode1 = newObj1error_code.Value;if (errorCode1 = 0)Debug.W

4、riteLine(成功);Debug.WriteLine(newObj1);else/Debug.WriteLine(失敗);Debug.WriteLine(newObj1error_code.Value+:+newObj1 reason.Value);/2.公交站臺(tái)經(jīng)往車輛查詢string url2 = /189/bus/station;var parameters2 = new Dictionary();parameters2.Add(key, appkey);/你申請(qǐng)的 key parameters2.Add(dtype , ); /返回?cái)?shù)據(jù)的格式,xml

5、 或 json，默認(rèn) jsonparameters2.Add(city , ); /城市名稱(如：蘇州)或者城市代碼（如：0512）parameters2.Add(station , ); /公交站臺(tái)名稱string result2 = sendPost(url2, parameters2, get);JsonObject newObj2 = new JsonObject(result2); String errorCode2 = newObj2error_code.Value;if (errorCode2 = 0)Debug.WriteLine(成功);Debug.WriteLine(new

6、Obj2);else/Debug.WriteLine(失敗);Debug.WriteLine(newObj2error_code.Value+:+newObj2 reason.Value);/3.公交線路換乘方案string url3 = /189/bus/transfer;var parameters3 = new Dictionary();parameters3.Add(key, appkey);/你申請(qǐng)的 key parameters3.Add(dtype , ); /返回?cái)?shù)據(jù)的格式,xml 或 json，默認(rèn) jsonparameters3.Add(ci

7、ty , ); /城市名稱(如：蘇州)或者城市代碼（如：0512）parameters3.Add(xys , ); /途經(jīng)點(diǎn)坐標(biāo)集合 parameters3.Add(type , ); /行駛類型 0 表示最快捷模式，盡可能乘坐軌道交通和快速公交線路； 2 表示最少換乘模式，盡可能減少換乘次數(shù)； 3 表示最少步行模式，盡可能減少步行距離； 4 表示最舒適模式，；乘坐有空調(diào)的車線； 5 表示純地鐵模式，只選擇地鐵換乘string result3 = sendPost(url3, parameters3, get);JsonObject newObj3 = new JsonObject(resul

8、t3); String errorCode3 = newObj3error_code.Value;if (errorCode3 = 0)Debug.WriteLine(成功);Debug.WriteLine(newObj3);else/Debug.WriteLine(失敗);Debug.WriteLine(newObj3error_code.Value+:+newObj3 reason.Value);/ / Http (GET/POST)/ / 請(qǐng)求 URL/ 請(qǐng)求參數(shù)/ 請(qǐng)求方法/ 響應(yīng)內(nèi)容static string sendPost(string url, IDictionary p ar

9、ameters, string method)if (method.ToLower() = post)HttpWebRequest req = null;HttpWebResponse rsp = null;System.IO.Stream reqStream = null;tryreq = (HttpWebRequest)WebRequest.Create(url);req.Method = method;req.KeepAlive = false;req.ProtocolVersion = HttpVersion.Version10; req.Timeout = 5000;req.Cont

10、entType = application/x-www-form-urlencoded;charset=utf-8;byte postData = Encoding.UTF8.GetBytes(BuildQuery (parameters, utf8);reqStream = req.GetRequestStream();reqStream.Write(postData, 0, postData.Length);rsp = (HttpWebResponse)req.GetResponse();Encoding encoding = Encoding.GetEncoding(rsp.Charac

11、terSet);return GetResponseAsString(rsp, encoding);catch (Exception ex)return ex.Message;finallyif (reqStream != null) reqStream.Close(); if (rsp != null) rsp.Close();else/創(chuàng)建請(qǐng)求HttpWebRequest request = (HttpWebRequest)WebRequest.Crea te(url + ? + BuildQuery(parameters, utf8);/GET 請(qǐng)求request.Method = GE

12、T;request.ReadWriteTimeout = 5000;request.ContentType = text/html;charset=UTF-8;HttpWebResponse response = (HttpWebResponse)request.GetResponse();Stream myResponseStream = response.GetResponseStream(); StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding(utf-8);/返回內(nèi)容

13、string retString = myStreamReader.ReadToEnd(); return retString;/ / 組裝普通文本請(qǐng)求參數(shù)。/ / Key-Value 形式請(qǐng)求參數(shù)字典/ URL 編碼后的請(qǐng)求數(shù)據(jù)static string BuildQuery(IDictionary parameters, string encode)StringBuilder postData = new StringBuilder();bool hasParam = false;IEnumeratorKeyValuePair dem = parameters.GetEnumerator(

14、);while (dem.MoveNext()string name = dem.Current.Key;string value = dem.Current.Value;/ 忽略參數(shù)名或參數(shù)值為空的參數(shù)if (!string.IsNullOrEmpty(name)/& !string.IsNullOrEmpty(value)if (hasParam)postData.Append(&);postData.Append(name);postData.Append(=);if (encode = gb2312)postData.Append(HttpUtility.UrlEncode(value

15、, Enc oding.GetEncoding(gb2312);else if (encode = utf8)postData.Append(HttpUtility.UrlEncode(value, Encoding.UTF8);elsepostData.Append(value);hasParam = true;return postData.ToString();/ / 把響應(yīng)流轉(zhuǎn)換為文本。/ / 響應(yīng)流對(duì)象/ 編碼方式/ 響應(yīng)文本static string GetResponseAsString(HttpWebResponse rsp, Encoding encoding)System.IO.Stream stream = null;StreamReader reader = null;