package?com.unionpay.acp.demo;

import?java.io.IOException;
import?java.util.Enumeration;
import?java.util.HashMap;
import?java.util.Iterator;
import?java.util.Map;
import?java.util.Map.Entry;

import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;

import?com.unionpay.acp.sdk.LogUtil;
import?com.unionpay.acp.sdk.SDKConfig;
import?com.unionpay.acp.sdk.SDKConstants;
import?com.unionpay.acp.sdk.SDKUtil;


/**
?*?名稱：商戶后臺通知類
?*?功能：?
?*?類屬性：
?*?方法調用?版本：5.0?
?*?日期：2014-07?
?*?作者：中國銀聯ACP團隊?
?*?版權：中國銀聯
?*?說明：以下代碼只是為了方便商戶測試而提供的樣例代碼，商戶可以根據自己網站的需要，按照技術文檔編寫并非一定要使用該代碼。該代碼僅供參考。
?*?*/

public?class?BackRcvResponse?extends?HttpServlet{

/**
	?*?
	?*/
	private?static?final?long?serialVersionUID?=?3414800502432002480L;

	@Override
	public?void?init（）?throws?ServletException?{
		/**
		?*?參數初始化
		?*?在java?main?方式運行時必須每次都執行加載
		?*?如果是在web應用開發里這個方寫在可使用監聽的方式寫入緩存無須在這出現
		?*/
		SDKConfig.getConfig（）.loadPropertiesFromSrc（）;//?從classpath加載acp_sdk.properties文件
		super.init（）;
	}
	
	@Override
	protected?void?doPost（HttpServletRequest?req?HttpServletResponse?resp）
			throws?ServletException?IOException?{

		LogUtil.writeLog（“BackRcvResponse接收后臺通知開始“）;

		req.setCharacterEncoding（“ISO-8859-1“）;
		String?encoding?=?req.getParameter（SDKConstants.param_encoding）;
		//?獲取請求參數中所有的信息
		Map?reqParam?=?getAllRequestParam（req）;
		//?打印請求報文
		LogUtil.printRequestLog（reqParam）;

		Map?valideData?=?null;
		if?（null?!=?reqParam?&&?!reqParam.isEmpty（））?{
			Iterator>?it?=?reqParam.entrySet（）.iterator（）;
			valideData?=?new?HashMap（reqParam.size（））;
			while?（it.hasNext（））?{
				Entry?e?=?it.next（）;
				String?key?=?（String）?e.getKey（）;
				String?value?=?（String）?e.getValue（）;
				value?=?new?String（value.getBytes（“ISO-8859-1“）?encoding）;
				valideData.put（key?value）;
			}
		}

		//?驗證簽名
		if?（!SDKUtil.validate（valideData?encoding））?{
			LogUtil.writeLog（“驗證簽名結果[失敗].“）;
		}?else?{
			System.out.println（valideData.get（“orderId“））;?//其他字段也可用類似方式獲取
			LogUtil.writeLog（“驗證簽名結果[成功].“）;
		}

		LogUtil.writeLog（“BackRcvResponse接收后臺通知結束“）;
	}

	@Override
	protected?void?doGet（HttpServletRequest?req?HttpServletResponse?resp）?throws?ServletException
			IOException?{
		this.doPost（req?resp）;
	}

	/**
	?*?獲取請求參數中所有的信息
	?*?
	?*?@param?request
	?*?@return
	?*/
	public?static?Map?getAllRequestParam（final?HttpServletRequest?request）?{
		Map?res?=?new?HashMap（）;
		Enumeration?temp?=?request.getParameterNames（）;
		if?（null?!=?temp）?{
			while?（temp.hasMoreElements（））?{
				String?en?=?（String）?temp.nextElement（）;
				String?value?=?request.getParameter（en）;
				res.put（en?value）;
				//在報文上送時，如果字段的值為空，則不上送<下面的處理為在獲取所有參數數據時，判斷若值為空，則刪除這個字段>
		

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????529??2015-04-22?15:36??PayOnLine\.classpath

?????文件????????298??2015-04-22?17:14??PayOnLine\.mymetadata

?????文件???????1752??2015-04-22?17:14??PayOnLine\.project

?????文件????????500??2015-04-22?15:36??PayOnLine\.settings\.jsdtscope

?????文件????????109??2015-04-22?17:00??PayOnLine\.settings\org.eclipse.core.resources.prefs

?????文件????????364??2015-04-22?15:36??PayOnLine\.settings\org.eclipse.jdt.core.prefs

?????文件????????463??2015-04-22?17:14??PayOnLine\.settings\org.eclipse.wst.common.component

?????文件????????252??2015-04-22?15:36??PayOnLine\.settings\org.eclipse.wst.common.project.facet.core.xml

?????文件?????????49??2015-04-22?15:36??PayOnLine\.settings\org.eclipse.wst.jsdt.ui.superType.container

?????文件??????????6??2015-04-22?15:36??PayOnLine\.settings\org.eclipse.wst.jsdt.ui.superType.name

?????文件???????2262??2015-04-22?15:36??PayOnLine\src\acp_sdk.properties

?????文件???????3808??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\BackRcvResponse.java

?????文件???????8096??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Demobase.java

?????文件???????3028??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_2_AppConsume.java

?????文件???????3039??2015-04-22?17:26??PayOnLine\src\com\unionpay\acp\demo\Form_6_2_FrontConsume.java

?????文件???????3038??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_3_ConsumeUndo.java

?????文件???????3175??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_4_Refund.java

?????文件???????2299??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_5_Query.java

?????文件???????2576??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_6_FileTransfer.java

?????文件???????3035??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_7_1_AuthDeal_App.java

?????文件???????3033??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_7_1_AuthDeal_Front.java

?????文件???????3040??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_7_2_AuthUndo.java

?????文件???????3046??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_7_3_AuthFinish.java

?????文件???????3064??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\Form_6_7_4_AutnFinishUndo.java

?????文件???????4432??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\FrontRcvResponse.java

?????文件???????2660??2015-04-22?15:36??PayOnLine\src\com\unionpay\acp\demo\ReadMe.txt

?????文件????????834??2015-04-22?15:36??PayOnLine\WebRoot\index.jsp

?????文件?????????36??2015-04-22?15:36??PayOnLine\WebRoot\meta-INF\MANIFEST.MF

?????文件???????1837??2015-04-22?17:30??PayOnLine\WebRoot\test.html

?????文件????????641??2015-04-22?15:38??PayOnLine\WebRoot\utf8_result.jsp

............此處省略44個文件信息