import了sun开头的类，虽然它在代码里压根就没派上用处！但是必须得引用！

  1 package action;
  2 
  3 import java.io.BufferedReader;
  4 import java.io.ByteArrayOutputStream;
  5 import java.io.File;
  6 import java.io.FileInputStream;
  7 import java.io.FileNotFoundException;
  8 import java.io.IOException;
  9 import java.io.InputStream;
 10 import java.io.InputStreamReader;
 11 import java.io.OutputStream;
 12 import java.io.PrintWriter;
 13 import java.net.URL;
 14 import java.net.URLConnection;
 15 import java.util.HashMap;
 16 import java.util.Map;
 17 import java.util.List;
 18 import java.security.KeyStore;
 19 import java.security.KeyStoreException;
 20 import java.security.NoSuchAlgorithmException;
 21 import java.security.UnrecoverableKeyException;
 22 import java.security.cert.CertificateException;
 23 
 24 import javax.net.ssl.HttpsURLConnection;
 25 import javax.net.ssl.KeyManagerFactory;
 26 import javax.net.ssl.SSLContext;
 27 import javax.net.ssl.SSLSocketFactory;
 28 import javax.net.ssl.TrustManager;
 29 
 30 import com.bill99.mgw.entity.*;
 31 import com.bill99.mgw.util.*;
 32 
 33 public class Post
 34 {
 35     /**
 36     * 向指定URL发送POST方法的请求
 37     * @param url 发送请求的URL
 38     * @param param 请求参数，请求参数应该是name1=value1&name2=value2的形式。
 39     * @return URL所代表远程资源的响应
 40      * @throws Exception 
 41     */
 42     public static HashMap sendPost(String url,String tr1XML) throws Exception
 43     {
 44         OutputStream out = null;
 45         HashMap respXml = null;
 46         
 47         //获取证书路径
 48         File certFile = new File("C://TS/10411004511201290.jks");
 49         //File certFile = new File("D://hui.ding/workspace/DH_QuickPay/src/10411004511201290.jks");
 50         //访问Java密钥库，JKS是keytool创建的Java密钥库，保存密钥。
 51         KeyStore ks = KeyStore.getInstance("JKS");
 52         ks.load(new FileInputStream(certFile), "vpos123".toCharArray());
 53         //创建用于管理JKS密钥库的密钥管理器
 54         KeyManagerFactory kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
 55         //初始化证书
 56         kmf.init(ks, "vpos123".toCharArray());
 57 
 58         //同位体验证信任决策源//同位体验证可信任的证书来源
 59         TrustManager[] tm = { new MyX509TrustManager() }; 
 60         
 61         //初始化安全套接字
 62         SSLContext sslContext = SSLContext.getInstance("SSL");
 63         //初始化SSL环境。第二个参数是告诉JSSE使用的可信任证书的来源，设置为null是从javax.net.ssl.trustStore中获得证书。
 64         //第三个参数是JSSE生成的随机数，这个参数将影响系统的安全性，设置为null是个好选择，可以保证JSSE的安全性。
 65         sslContext.init(kmf.getKeyManagers(),tm, null);
 66         
 67         //根据上面配置的SSL上下文来产生SSLSocketFactory,与通常的产生方法不同
 68         SSLSocketFactory factory = sslContext.getSocketFactory();
 69         
 70         try
 71         {
 72             URL realUrl = new URL(url);
 73             //打开和URL之间的连接
 74             HttpsURLConnection conn = (HttpsURLConnection)realUrl.openConnection();
 75             //创建安全的连接套接字
 76             conn.setSSLSocketFactory(factory);
 77             //发送POST请求必须设置如下两行,使用 URL 连接进行输出、入
 78             conn.setDoOutput(true);
 79             conn.setDoInput(true);
 80             //设置URL连接的超时时限
 81             conn.setReadTimeout(100000);
 82             
 83             //设置通用的请求属性
 84             String authString = "104110045112012" + ":" + "vpos123";
 85             String auth = "Basic " + Base64Binrary.encodeBase64Binrary(authString.getBytes());
 86             conn.setRequestProperty("Authorization", auth);
 87             
 88             // 获取URLConnection对象对应的输出流
 89             out = conn.getOutputStream();
 90             //发送请求参数
 91             out.write(tr1XML.getBytes("utf-8"));
 92             //flush 输出流的缓冲
 93             out.flush();
 94             
 95             //得到服务端返回
 96             InputStream is = conn.getInputStream();
 97             String reqData = "";
 98             if(is!=null && !"".equals(is))
 99             {
100                 ByteArrayOutputStream bos = new ByteArrayOutputStream();
101                 byte[] receiveBuffer = new byte[2048];//缓冲区长度
102                 int readBytesSize = is.read(receiveBuffer);//读取数据长度，InputStream要读取的数据长度一定要小于等于缓冲区中的字节数
103                 System.out.println("#######readBytesSize："+readBytesSize);
104                     
105                 while(readBytesSize != -1){//判断流是否位于文件末尾而没有可用的字节
106                     bos.write(receiveBuffer, 0, readBytesSize);//从receiveBuffer内存处的0偏移开始写，写与readBytesSize长度相等的字节
107                     readBytesSize = is.read(receiveBuffer);
108                     System.out.println("#######bos："+bos);
109                 }
110                 reqData = new String(bos.toByteArray(), "UTF-8");//编码后的tr2报文
111             }
112             System.out.println("tr2报文："+reqData);
113             respXml= ParseUtil.parseXML(reqData);//给解析XML的函数传递快钱返回的TR2的XML数据流
114             
115         }
116         catch(Exception e)
117         {
118             System.out.println("发送POST请求出现异常！" + e);
119             e.printStackTrace();
120         }
121         //使用finally块来关闭输出流、输入流
122         finally
123         {
124             if (out != null){out.close();}
125             //if (in != null){in.close();}
126         }
127         return respXml;
128     }
129     
130 }