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！

package action;

import java.io.BufferedReader;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.net.URL;
import java.net.URLConnection;
import java.util.HashMap;
import java.util.Map;
import java.util.List;
import java.security.KeyStore;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
import java.security.UnrecoverableKeyException;
import java.security.cert.CertificateException;

import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.KeyManagerFactory;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;

import com.bill99.mgw.entity.*;
import com.bill99.mgw.util.*;

public class Post
{
    /**
    * 向指定URL发送POST方法的请求
    * @param url 发送请求的URL
    * @param param 请求参数，请求参数应该是name1=value1&name2=value2的形式。
    * @return URL所代表远程资源的响应
     * @throws Exception 
    */
    public static HashMap sendPost(String url,String tr1XML) throws Exception
    {
        OutputStream out = null;
        HashMap respXml = null;
        
        //获取证书路径
        File certFile = new File("C://TS/10411004511201290.jks");
        //File certFile = new File("D://hui.ding/workspace/DH_QuickPay/src/10411004511201290.jks");
        //访问Java密钥库，JKS是keytool创建的Java密钥库，保存密钥。
        KeyStore ks = KeyStore.getInstance("JKS");
        ks.load(new FileInputStream(certFile), "vpos123".toCharArray());
        //创建用于管理JKS密钥库的密钥管理器
        KeyManagerFactory kmf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
        //初始化证书
        kmf.init(ks, "vpos123".toCharArray());

        //同位体验证信任决策源//同位体验证可信任的证书来源
        TrustManager[] tm = { new MyX509TrustManager() }; 
        
        //初始化安全套接字
        SSLContext sslContext = SSLContext.getInstance("SSL");
        //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。
        //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。
        sslContext.init(kmf.getKeyManagers(),tm, null);
        
        //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
        SSLSocketFactory factory = sslContext.getSocketFactory();
        
        try
        {
            URL realUrl = new URL(url);
            //打开和URL之间的连接
            HttpsURLConnection conn = (HttpsURLConnection)realUrl.openConnection();
            //创建安全的连接套接字
            conn.setSSLSocketFactory(factory);
            //发送POST请求必须设置如下两行,使用 URL 连接进行输出、入
            conn.setDoOutput(true);
            conn.setDoInput(true);
            //设置URL连接的超时时限
            conn.setReadTimeout(100000);
            
            //设置通用的请求属性
            String authString = "104110045112012" + ":" + "vpos123";
            String auth = "Basic " + Base64Binrary.encodeBase64Binrary(authString.getBytes());
            conn.setRequestProperty("Authorization", auth);
            
            // 获取URLConnection对象对应的输出流
            out = conn.getOutputStream();
            //发送请求参数
            out.write(tr1XML.getBytes("utf-8"));
            //flush 输出流的缓冲
            out.flush();
            
            //得到服务端返回
            InputStream is = conn.getInputStream();
            String reqData = "";
            if(is!=null && !"".equals(is))
            {
                ByteArrayOutputStream bos = new ByteArrayOutputStream();
                byte[] receiveBuffer = new byte[2048];//缓冲区长度
                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
                System.out.println("#######readBytesSize："+readBytesSize);
                    
                while(readBytesSize != -1){//判断流是否位于文件末尾而没有可用的字节
                    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
                    readBytesSize = is.read(receiveBuffer);
                    System.out.println("#######bos："+bos);
                }
                reqData = new String(bos.toByteArray(), "UTF-8");//编码后的tr2报文
            }
            System.out.println("tr2报文："+reqData);
            respXml= ParseUtil.parseXML(reqData);//给解析XML的函数传递快钱返回的TR2的XML数据流
            
        }
        catch(Exception e)
        {
            System.out.println("发送POST请求出现异常！" + e);
            e.printStackTrace();
        }
        //使用finally块来关闭输出流、输入流
        finally
        {
            if (out != null){out.close();}
            //if (in != null){in.close();}
        }
        return respXml;
    }
    
}