import java.io.BufferedReader;
import java.io.IOException; 
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.HashMap;
import java.util.Map;
import com.sun.org.apache.xerces.internal.impl.dv.util.Base64;
import java.security.MessageDigest; 

public class KdGoldAPIDemo {
	
	//电商ID
	private String EBusinessID="1237100";	
	//电商加密私钥,快递鸟提供,注意保管,不要泄漏
	private String AppKey="518a73d8-1f7f-441a-b644-33e77b49d846";	
	//请求url
	private String ReqURL="http://api.kdniao.cc/Ebusiness/EbusinessOrderHandle.aspx";	

	/**
     * Json方式 在线下单
	 * @throws Exception 
     */
	public String orderOnlineByJson() throws Exception{
		String requestData= "{'LogisticsWeight':2.0,"+
							"'LogisticsVol':2.0,"+
							"'HQPOrderDesc':'尽快上门收件',"+
							"'HQPPayType':1,"+
							"'IsNeedPay':2,"+
							"'Payment':121.0,"+
							"'OrderCode':'test_1234567890',"+
							"'StartDate':'2015-05-13 21:20:53',"+
							"'EndDate':'2015-05-14 21:20:53',"+
							"'ShipperCode':'LB',"+
							"'LogisticCode':'109932607391',"+
							"'ToCompany':'华为科技',"+
							"'ToName':'张三',"+
							"'ToAddressArea':'深圳市南山区桂庙路555号',"+
							"'ToTel':'',"+
							"'ToMobile':'13800000000',"+
							"'OrderType':2,"+
							"'ToPostCode':'518128',"+
							"'ToProvinceID':'广东省',"+
							"'ToCityID':'深圳市',"+
							"'ToExpAreaID':'南山区',"+
							"'FromCompany':'小米科技',"+
							"'FromName':'李四',"+
							"'FromAddressArea':'深圳市福田区华强北路222号',"+
							"'FromTel':'88888888',"+
							"'FromMobile':'',"+
							"'FromPostCode':'529800',"+
							"'FromProvinceID':'广东省',"+
							"'FromCityID':'深圳市',"+
							"'FromExpAreaID':'福田区',"+
							"'Cost':21.0,"+
							"'OtherCost':2.0,"+
							"'Commoditys':"+
							"[{"+
							"'Goodsquantity':12,"+
							"'GoodsName':'手机屏幕',"+
							"'GoodsCode':'kjyhu878787',"+
							"'GoodsPrice':121.0,"+
							"}]}";
		
		Map<String, String> params = new HashMap<String, String>();
		params.put("RequestData", urlEncoder(requestData, "UTF-8"));
		params.put("EBusinessID", EBusinessID);
		params.put("RequestType", "1001");
		String dataSign=encrypt(requestData, AppKey, "UTF-8");
		params.put("DataSign", urlEncoder(dataSign, "UTF-8"));
		params.put("DataType", "2");
		
		String result=sendPost(ReqURL, params);	
		
		//根据公司业务处理返回的信息......
		
		return result;
	}
	
	/**
     * XML方式 在线下单
	 * @throws Exception 
     */
	public String orderOnlineByXml() throws Exception{
		String requestData= "<?xml version=\"1.0\" encoding=\"utf-8\" ?>"+
							"<Content>"+
							"<LogisticsWeight>1.5</LogisticsWeight>"+
							"<OrderCode>test_123456789</OrderCode>"+
							"<LogisticsVol>0.5</LogisticsVol>"+
							"<HQPOrderDesc>测试在线下单接口 20150510</HQPOrderDesc>"+
							"<HQPPayType>1</HQPPayType>"+
							"<IsNeedPay>1</IsNeedPay>"+
							"<Payment>1000</Payment>"+
							"<OrderType>1</OrderType>"+
							"<StartDate>2015-05-10 19:36:50</StartDate>"+
							"<EndDate>2015-05-11 19:36:50</EndDate>"+
							"<ShipperCode>LB</ShipperCode>"+
							"<LogisticCode></LogisticCode>"+
							"<ToName>张三</ToName>"+
							"<ToAddressArea>深圳市南山区南新路2055号</ToAddressArea>"+
							"<ToTel></ToTel>"+
							"<ToMobile>13800000000</ToMobile>"+
							"<ToPostCode></ToPostCode>"+
							"<ToProvinceID>广东省</ToProvinceID>"+
							"<ToCityID>深圳市</ToCityID>"+
							"<ToExpAreaID>南山区</ToExpAreaID>"+
							"<FromCompany>快递鸟科技</FromCompany>"+
							"<FromName>李四</FromName>"+
							"<FromAddressArea>深圳市福田区华强北路211号</FromAddressArea>"+
							"<FromTel></FromTel>"+
							"<FromMobile>13888888888</FromMobile>"+
							"<FromPostCode></FromPostCode>"+
							"<FromProvinceID>广东省</FromProvinceID>"+
							"<FromCityID>深圳市</FromCityID>"+
							"<FromExpAreaID>福田区</FromExpAreaID>"+
							"<Cost>12</Cost>"+
							"<OtherCost>1</OtherCost>"+
							"<Commoditys>"+
							"<Commodity>"+
							"<GoodsName>惠普显示器</GoodsName>"+
							"<GoodsCode>ABCD_123456789</GoodsCode>"+
							"<Goodsquantity>2</Goodsquantity>"+
							"<GoodsPrice>850</GoodsPrice>"+
							"</Commodity>"+
							"<Commodity>"+
							"<GoodsName>神州笔记本</GoodsName>"+
							"<GoodsCode>QWERT_456456</GoodsCode>"+
							"<Goodsquantity>2</Goodsquantity>"+
							"<GoodsPrice>4200</GoodsPrice>"+
							"</Commodity>"+
							"</Commoditys>"+
							"</Content>";
		
		Map<String, String> params = new HashMap<String, String>();
		params.put("RequestData", urlEncoder(requestData, "UTF-8"));
		params.put("EBusinessID", EBusinessID);
		params.put("RequestType", "1001");
		String dataSign=encrypt(requestData, AppKey, "UTF-8");
		params.put("DataSign", urlEncoder(dataSign, "UTF-8"));
		params.put("DataType", "1");
		
		String result=sendPost(ReqURL, params);	
		
		//根据公司业务处理返回的信息......
		
		return result;
	}
			
	/**
     * MD5加密
     * @param str 内容       
     * @param charset 编码方式
	 * @throws Exception 
     */
	@SuppressWarnings("unused")
	private String MD5(String str, String charset) throws Exception {
	    MessageDigest md = MessageDigest.getInstance("MD5");
	    md.update(str.getBytes(charset));
	    byte[] result = md.digest();
	    StringBuffer sb = new StringBuffer(32);
	    for (int i = 0; i < result.length; i++) {
	        int val = result[i] & 0xff;
	        if (val <= 0xf) {
	            sb.append("0");
	        }
	        sb.append(Integer.toHexString(val));
	    }
	    return sb.toString().toLowerCase();
	}
	
	/**
     * base64编码
     * @param str 内容       
     * @param charset 编码方式
	 * @throws UnsupportedEncodingException 
     */
	private String base64(String str, String charset) throws UnsupportedEncodingException{
		String encoded = Base64.encode(str.getBytes(charset));
		return encoded;    
	}	
	
	@SuppressWarnings("unused")
	private String urlEncoder(String str, String charset) throws UnsupportedEncodingException{
		String result = URLEncoder.encode(str, charset);
		return result;
	}
	
	/**
     * 电商Sign签名生成
     * @param content 内容   
     * @param keyValue Appkey  
     * @param charset 编码方式
	 * @throws UnsupportedEncodingException ,Exception
	 * @return DataSign签名
     */
	@SuppressWarnings("unused")
	private String encrypt (String content, String keyValue, String charset) throws UnsupportedEncodingException, Exception
	{
		if (keyValue != null)
		{
			return base64(MD5(content + keyValue, charset), charset);
		}
		return base64(MD5(content, charset), charset);
	}
	
	 /**
     * 向指定 URL 发送POST方法的请求     
     * @param url 发送请求的 URL    
     * @param params 请求的参数集合     
     * @return 远程资源的响应结果
     */
	@SuppressWarnings("unused")
	private String sendPost(String url, Map<String, String> params) {
        OutputStreamWriter out = null;
        BufferedReader in = null;        
        StringBuilder result = new StringBuilder(); 
        try {
            URL realUrl = new URL(url);
            HttpURLConnection conn =(HttpURLConnection) realUrl.openConnection();
            // 发送POST请求必须设置如下两行
            conn.setDoOutput(true);
            conn.setDoInput(true);
            // POST方法
            conn.setRequestMethod("POST");
            // 设置通用的请求属性
            conn.setRequestProperty("accept", "*/*");
            conn.setRequestProperty("connection", "Keep-Alive");
            conn.setRequestProperty("user-agent",
                    "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
            conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
            conn.connect();
            // 获取URLConnection对象对应的输出流
            out = new OutputStreamWriter(conn.getOutputStream(), "UTF-8");
            // 发送请求参数            
            if (params != null) {
		          StringBuilder param = new StringBuilder(); 
		          for (Map.Entry<String, String> entry : params.entrySet()) {
		        	  if(param.length()>0){
		        		  param.append("&");
		        	  }	        	  
		        	  param.append(entry.getKey());
		        	  param.append("=");
		        	  param.append(entry.getValue());		        	  
		        	  System.out.println(entry.getKey()+":"+entry.getValue());
		          }
		          System.out.println("param:"+param.toString());
		          out.write(param.toString());
            }
            // flush输出流的缓冲
            out.flush();
            // 定义BufferedReader输入流来读取URL的响应
            in = new BufferedReader(
                    new InputStreamReader(conn.getInputStream(), "UTF-8"));
            String line;
            while ((line = in.readLine()) != null) {
                result.append(line);
            }
        } catch (Exception e) {            
            e.printStackTrace();
        }
        //使用finally块来关闭输出流、输入流
        finally{
            try{
                if(out!=null){
                    out.close();
                }
                if(in!=null){
                    in.close();
                }
            }
            catch(IOException ex){
                ex.printStackTrace();
            }
        }
        return result.toString();
    }
}