/**
002	 * 中国银行支付网关---银行回调的接口
003	 * @svncode svn://10.210.71.10/sinapay_bank/src/java/cn/com/sina
004	 * @package cn.com.sina.pay.Bank.BOC
005	 * @author yuchao1
006	 * @date 20101014
007	 * @access limited by password
008	 * @reference cn.com.sina.pay.ICBC
009	 *
010	 */
011	import java.io.*;
012	import java.util.*;
013	import org.jdom.Document;
014	import org.jdom.Element;
015	import org.jdom.Namespace;
016	import org.jdom.JDOMException;
017	import org.jdom.input.SAXBuilder;
018	import org.xml.sax.InputSource;
019	 
020	import org.apache.commons.httpclient.*;
021	import org.apache.commons.httpclient.methods.*;
022	import org.apache.commons.httpclient.methods.PostMethod;
023	import org.apache.commons.httpclient.params.HttpMethodParams;
024	/**
025	 * 最简单的HTTP客户端,用来演示通过GET或者POST方式访问某个页面
026	 * @author yuchao
027	 */
028	public class HttpClient1{
029	    public static void main(String[] args) throws IOException
030	    {
031	        String merchantNo = "104110053004253";
032	        String orderNo = "101023416806";
033	        String signData = "SDJFALSF";
034	         
035	        HttpClient client = new HttpClient();
036	             
037	            //使用POST方法
038	            PostMethod postMethod = newPostMethod("https://ebspay.boc.cn/PGWPortal/QueryOrder.do");
039	            /**
040	             * 使用POST方式提交数据
041	             */
042	          NameValuePair[] orderInfo = {newNameValuePair("merchantNo",merchantNo),new NameValuePair("orderNos",orderNo),
043	                  new NameValuePair("signData",signData),};
044	          postMethod.setRequestBody(orderInfo);
045	 
046	          client.executeMethod(postMethod);
047	           
048	          int code = postMethod.getStatusCode(); 
049	          if (code == HttpStatus.SC_OK){
050	            String info = null;
051	            info = new String(postMethod.getResponseBodyAsString());
052	          }
053	           
054	          /**
055	           * 打印服务器返回的状态
056	           */
057	          System.out.println("the post return value"+postMethod.getStatusLine());
058	          /**
059	           * 打印结果页面
060	           */
061	          String response =   newString(postMethod.getResponseBodyAsString().getBytes("UTF-8"));
062	           /**
063	            * 打印返回的信息
064	            */
065	          System.out.println("the getBytes() xml is:"+response);
066	           //打印返回的信息
067	         String resCode = postMethod.getResponseBodyAsString();
068	         System.out.println("the is my other xml:"+resCode);
069	           //释放连接
070	         postMethod.releaseConnection();
071	         
072	      
073	      
074	     StringReader read = new StringReader(resCode);
075	     InputSource source = new InputSource(read);
076	     SAXBuilder sb = new SAXBuilder();
077	      
078	     try{
079	        Document doc = sb.build(source);
080	        Element root = doc.getRootElement();
081	         
082	        System.out.println("the getName is:"+root.getName());
083	        List jiedian = root.getChildren();
084	        //获得XML中的命名空间（XML中未定义可不写）
085	        Namespace ns = root.getNamespace();
086	        Element et = null;
087	        List orderList = null;
088	         
089	        for (int i=0;i<jiedian.size();i++)
090	        {
091	            et = (Element)jiedian.get(i);
092	             
093	            if(et.getName().equals("header")){
094	                System.out.println(et.getChild("merchantNo", ns).getText());
095	                System.out.println(et.getChild("exception", ns).getText());
096	            }
097	             
098	            if(et.getName().equals("body")){
099	                orderList = et.getChildren();
100	            System.out.println(et.getChild("orderTrans", ns).getChild("orderStatus").getText());
101	            }
102	             
103	        }
104	        for (int i=0;i<orderList.size();i++)
105	        {
106	            et = (Element)orderList.get(i);
107	             
108	            if(et.getName().equals("orderTrans")){
109	                System.out.println(et.getChild("payTime", ns).getText());              
110	            }
111	             
112	        }
113	        }catch(JDOMException e){
114	            e.printStackTrace();
115	      }catch(IOException e){
116	            e.printStackTrace();
117	        }
118	   }
119	}