HttpClient破解联通充值，验证码不正确

public String doMobileCharge(String pTel, String pCardPwd, int pAmt) throws IOException

	{

		String ret = "";

		try

		{

			String checkCode = null;

			String imagePath = null;

			String CheckCodeCookie = null;

			//下载图片到指定路径	

			while(true)

			{

				imagePath = m_Mask + ".jpeg";

				if(null == (CheckCodeCookie = doGetImage(imagePath)))

				{

					continue;

				}				

				System.out.println("imagePath:" + imagePath);

				

				//对图片进行识别

				OCR ocr = new OCR();

				checkCode = ocr.recognizeText(new File(imagePath), "bmp", m_Mask + ".bmp");

			

				if(checkCode.contains("\r\n"))

				{

					checkCode = checkCode.replaceAll("\r\n", "");

				}

				

				checkCode = checkCode.trim();

				checkCode = checkCode.replaceAll(" ", "");

				checkCode = checkCode.replaceAll(",", "");

				checkCode = checkCode.replaceAll("'", "");

				checkCode = checkCode.replaceAll("-", "");

				new File(imagePath).delete();

				

				if(null == checkCode || checkCode.trim().length() != 4)

				{

					continue;

				}

				try

				{

					Integer.parseInt(checkCode.trim());				

					break;

				}

				catch(Exception e)

				{

					checkCode = null;				

					sleep(1000);

					continue;

				}

				

			}

			

			if(null == checkCode)

				return "21002";

			

						

			String pData = "numbean.userNumBean.userSelNum=1&cardPwd="+pCardPwd+"&numbean.userNumBean.otherNum="+pTel+"&numbean.userNumBean.serviceType=03&verifyCode="

			+checkCode;

			PostMethod post = new PostMethod("http://upay.10010.com/web/Recharge/rechargeConfirm");			post.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

			post.setRequestHeader("User-Agent", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET4.0C; .NET4.0E; CIBA; Media Center PC 6.0; InfoPath.2)");

			post.setRequestHeader("Accept-Language","zh-CN");

			post.setRequestHeader("Referer", "http://upay.10010.com/web/Recharge/rechargeInit");

			post.setRequestHeader("Cookie", CheckCodeCookie);

			

	        RequestEntity entity = new StringRequestEntity(pData);

	        post.setRequestEntity(entity);

	        

	        //指定请求内容的类型

	        int result = m_Client.executeMethod(post);

	        if(result !=  HttpStatus.SC_OK)

	        {

	            System.err.println( "doMobileCharge() -> Method failed:" + post.getStatusLine());

	            ret = "20000";

	            return ret;

	        }

	        InputStream is = post.getResponseBodyAsStream();

	        BufferedReader br = new BufferedReader(new InputStreamReader(is,"UTF-8"));

	        StringBuilder sb = new StringBuilder();

	        String temp = null ;

	        while((temp = br.readLine())!= null){

	        	System.out.println(temp);

	        	sb.append(temp);

	        }

	        String response = sb.toString();

	      		        post.releaseConnection();	        

	        /************************************确认充值****************************************/

	      	        PostMethod post1 = new PostMethod("http://upay.10010.com/web/Recharge/rechargeResult");

	        

			post1.setRequestHeader("Cookie", CheckCodeCookie);

			post.setRequestHeader("Referer", "http://upay.10010.com/web/Recharge/rechargeConfirm");

			post1.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

			

	        	        //指定请求内容的类型

	        int result1 = m_Client.executeMethod(post1);

	        if(result1 !=  HttpStatus.SC_OK)

	        {

	            System.err.println( "doTelCharge() -> Method failed:" + post1.getStatusLine());

	            ret = "20000";

	            return ret;

	        }

	        String response1 = post1.getResponseBodyAsString();

	        CommMethod.LOG("response1:"+response1);

	        post1.releaseConnection();

	        

	        if(response1.contains("成功"))

	        {

	        	ret = "00000";

	        }

	        else

	        {

	        	ret = "21002";

	        }

	        

		}

		catch(Exception ex)

		{

			ex.printStackTrace();

			ret = "20000";

		}

		return ret;

	}

SimpleDateFormat format = new SimpleDateFormat("yyyyMMddHHmmss");

			Calendar c = Calendar.getInstance();

			String time = format.format(c.getTime());

			URL url = new URL("http://upay.10010.com/web/EsfWeb/VerifyCode.action?timestamp="+time);

			HttpURLConnection huc =(HttpURLConnection)url.openConnection();

			huc.connect();

			InputStream is = huc.getInputStream();

			//取得sessionID.

			String cookieVal = huc.getHeaderField("Set-Cookie");

			String sessionId = "";

			if(cookieVal != null)

			{

			   sessionId = cookieVal.substring(0, cookieVal.indexOf(";"));

			}

			System.out.println("sessionId:" + sessionId);

			

			

			DataInputStream in_check = new DataInputStream(is);

			DataOutputStream out = new DataOutputStream(new FileOutputStream(imagePath));

			byte[] buffer = new byte[4096];

			int count = 0;

			while ((count = in_check.read(buffer)) > 0) 

			{

				out.write(buffer, 0, count);

			}

			out.close();

			in_check.close();