快递查询应用实例

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今天在微信上实现了一个快递查询的功能:

以下是快递查询的测试类:

如图是使用到的包图:


包下载地址:http://download.csdn.net/detail/q5841818/8626363

源码下载地址: http://download.csdn.net/detail/q5841818/8626375

别的不多说了直接上代码:

</pre><div><pre name="code" class="java">package com.lcn.api;/*** 通过java处理时调用API的方法(示例)<br>** @author linchaonan* @version 1.0* @create date 2015/04/23*/import java.io.BufferedReader;import java.io.File;import java.io.FileInputStream;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.net.HttpURLConnection;import java.net.URL;import net.sf.json.JSONArray;import net.sf.json.JSONObject;/*** 使用java发送GET请求获取数据* @author datatang**/public class KuaiDiDemo{//static Logger log = Logger.getLogger(KuaiDiDemo.class);public static String filePath="src//com//lcn//api//kuaidi.txt";//测试主程序public static void main(String[] args) { String number="";//此处填入单号 //测试错误单号 //number="3124"; String kuaidiName="shentong";//测试中文快递//System.out.println(getAllInfo(getkuaiName("申通快递"), number));//测试英文快递 System.out.println(getAllInfo(kuaidiName, number)); //测试快递名称转换//System.out.println(getkuaiName("申通快递"));}/* * 获取快递的所有信息 * @param kuaidiName 快递单号,长度必须大于5位 string 123456789 * @param number 快递公司代码(英文) string yunda */public static String getAllInfo(String kuaidiName,String number){                //这一段代码是需要有kuaidi.txt文件才可以使用的              //kuaidiName=getkuaiName(kuaidiName);//if(kuaidiName.equals("")||kuaidiName==null){//return null;//}String url="http://api.datatang.com/data/open?";String rettype="json";String apikey="a3df3167fb218d8bb9242a2a02c535e2";String apicode="express";String order="desc";//asc(默认)| desc,返回结果排序url=url+"rettype="+rettype+"&apikey="+apikey+"&apicode="+apicode+"&com="+kuaidiName+"&nu="+number+"&ord="+order;//String strUrl="http://api.datatang.com/data/open?rettype=json&apikey=a3df3167fb218d8bb9242a2a02c535e2&apicode=express&com="+kuaidiName+"&nu="+number+"&ord=desc";//System.out.println(strUrl);String result=null;try {result = readByGet(url);} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}JSONObject json=JSONObject.fromObject(result);String erroString=checkErrCode(json.getString("errCode"));if(!"0".equals(erroString)){return erroString;}JSONArray jsonArray=json.getJSONArray("data");StringBuffer buffer = new StringBuffer();//最后更新时间的获取buffer.append("最后更新时间:"+getStringTime(json.getString("update")));buffer.append("\n快递公司:"+json.getString("expTextName"));buffer.append("\n快递电话:"+json.getString("tel"));buffer.append("\n快递状态"+getStatue(json.getInt("status")));for(int i=0;i<jsonArray.size();i++){JSONObject json1=JSONObject.fromObject(jsonArray.getString(i));buffer.append("\n时间:"+json1.getString("time")+"进度:"+json1.getString("context"));}return buffer.toString();}/* * 获取快递状态 * status 查询结果状态,0|1|2|3|4,0表示查询失败,1正常,2派送中,3已签收,4退回,5其他问题 */public static String getStatue(int statue){if(statue==0){return "表示查询失败";}if(statue==1){return "正常";}if(statue==2){return "派送中";}if(statue==3){return "已签收";}if(statue==4){return "退回";}if(statue==5){return "其他问题";}return null;}/*检查错误代码 * errCode 错误代码,0无错误,1单号不存在,2验证码错误,3链接查询服务器失败,4程序内部错误,5程序执行错误,6快递单号格式错误,7快递公司错误,10未知错误,20API错误,21API被禁用,22API查询*/public static String checkErrCode(String errCode){if("0".equals(errCode)){return "0";}if("1".equals(errCode)){return "单号不存在";}if("2".equals(errCode)){return "验证码错误";}if("3".equals(errCode)){return "链接查询服务器失败";}if("4".equals(errCode)){return "程序内部错误";}if("5".equals(errCode)){return "程序执行错误";}if("6".equals(errCode)){return "快递单号格式错误";}if("7".equals(errCode)){return "快递公司错误";}if("10".equals(errCode)){return "未知错误";}if("20".equals(errCode)){return "API错误";}if("21".equals(errCode)){return "API被禁用";}if("22".equals(errCode)){return "API查询";}else{return "未知错误";}}/* *  *  获取快递的英文名 *  @param kuaidiName 快递名,中文英文均可   *    * @return String  获取的快递英文名 */public static String getkuaiName(String kuaidiName){InputStream is;InputStreamReader isr;try {is=new FileInputStream(new File(filePath)); isr= new InputStreamReader(is, "UTF-8");BufferedReader br = new BufferedReader(isr);String str = "";//sb = new StringBuffer();//按行读取内容while(null != (str = br.readLine())){//sb.append(str);if(str.split("\t")[1].equals(kuaidiName)){return str.split("\t")[0];}if(str.split("\t")[0].equals(kuaidiName)){return str.split("\t")[0];}}} catch (Exception e) {e.printStackTrace();} return "";}//时间戳转换成字符串public static String getStringTime(String timeNum){Long timestamp = Long.parseLong(timeNum)*1000;    String date = new java.text.SimpleDateFormat("dd/MM/yyyy HH:mm:ss").format(new java.util.Date(timestamp));    return date; }  /**   * 通过GET请求调用url获取结果   * @param inUrl 请求url   * @throws IOException    * @return String  获取的结果   */  private static String readByGet(String inUrl) throws IOException {   StringBuffer sbf = new StringBuffer();   String strRead = null;      //模拟浏览器   String userAgent = "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 "   + "(KHTML, like Gecko) Chrome/29.0.1547.66 Safari/537.36";      //连接URL地址   URL url = new URL(inUrl);   //根据拼凑的URL,打开连接,URL.openConnection函数会根据URL的类型,   //返回不同的URLConnection子类的对象,这里URL是一个http,因此实际返回的是HttpURLConnection     HttpURLConnection connection = (HttpURLConnection)url.openConnection();      //设置连接访问方法及超时参数   connection.setRequestMethod("GET");   connection.setReadTimeout(30000);   connection.setConnectTimeout(30000);   connection.setRequestProperty("User-agent",userAgent);   //进行连接,但是实际上get request要在下一句的connection.getInputStream()函数中才会真正发到 服务器   connection.connect();   //取得输入流,并使用Reader读取   InputStream is = connection.getInputStream();   //读取数据编码处理   BufferedReader reader = new BufferedReader(new InputStreamReader(is, "UTF-8"));while ((strRead = reader.readLine()) != null) {sbf.append(strRead);sbf.append("\r\n");}reader.close();//断开连接connection.disconnect();     return sbf.toString();  }}   




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