/**
?*?Copyright???1999-2008?JIT?Co，Ltd.?
?*?All?right?reserved.
?*/
package?cn.com.jit.cinas;

import?java.io.ByteArrayInputStream;
import?java.io.ByteArrayOutputStream;
import?java.io.FileInputStream;
import?java.io.IOException;
import?java.io.InputStream;
import?java.util.List;
import?java.util.Properties;

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

import?org.apache.commons.httpclient.HttpClient;
import?org.apache.commons.httpclient.HttpStatus;
import?org.apache.commons.httpclient.methods.PostMethod;
import?org.dom4j.Document;
import?org.dom4j.DocumentHelper;
import?org.dom4j.Element;
import?org.dom4j.io.xmlWriter;

import?sun.misc.base64Encoder;

public?class?AuthenServlet?extends?HttpServlet?{
	private?static?final?long?serialVersionUID?=?-1686835672374220173L;

	private?String?tempURL?=?null?propertiesURL?=?null;
	private?Properties?props?=?null;

	public?void?init（ServletConfig?cfg）?throws?ServletException?{
		tempURL?=?cfg.getInitParameter（“url“）;
		propertiesURL?=?cfg.getInitParameter（“propertiesURL“）;
	}

	protected?void?doGet（HttpServletRequest?req?HttpServletResponse?resp）
			throws?IOException?ServletException?{
		HttpServletRequest?request?=?（HttpServletRequest）?req;
		HttpServletResponse?response?=?（HttpServletResponse）?resp;

		/***************************************************************************
		?*?isSuccess?認證是否成功true成功/false失敗;errCode?錯誤碼;errDesc?錯誤描述?*
		?*?************************************************************************/
????????//第四步：客戶端認證
		//第五步：服務端驗證認證原文
		//第六步：應用服務端認證
		//第七步：網關返回認證響應
		//第八步：服務端處理
		
		/***********************************
		?*?獲取應用標識及網關認證地址?*
		?***********************************/
		
		boolean?isSuccess?=?true;
		String?errCode?=?null?errDesc?=?null;

		//?初始化屬性文件路徑
		String?parentPath?=?request.getSession（）.getServletContext（）
				.getRealPath（“/WEB-INF“）;

		//?初始化配置文件屬性
		InputStream?in?=?new?FileInputStream（parentPath?+?propertiesURL）;
		props?=?new?Properties（）;
		props.load（in）;


		//?可以根據需求使用不同的獲取方法
		String?appId?=?this.getProperties（KEY_APP_ID）;
		String?authURL?=?this.getProperties（KEY_AUTHURL）;

		if?（!isNotNull（appId）?||?!isNotNull（authURL））?{
			isSuccess?=?false;
			errDesc?=?“應用標識或網關認證地址不可為空“;
			System.out.println（“應用標識或網關認證地址不可為空\n“）;
		}

		String?original_data?=?null?signed_data?=?nulloriginal_jsp?=?null??username?=?null??password?=?null;
		/**************************
		?*?獲取認證數據信息?*
		?**************************/
		if?（isSuccess）?{
			System.out.println（“應用標識及網關的認證地址讀取成功！\n應用標識：“?+?appId?+?“\n認證地址：“
					+?authURL?+?“\n“）;
			if?（isNotNull（（String）?request.getSession（）.getAttribute（
					KEY_ORIGINAL_DATA））
					&&?isNotNull（（String）?request.getParameter（KEY_SIGNED_DATA））&&isNotNull（（String）?request.getParameter（KEY_ORIGINAL_JSP）））?{
				//?獲取session中的認證原文
				original_data?=?（String）?request

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2012-08-14?16:34??Debugger_V2.2\
?????文件????????1638??2009-07-09?15:36??Debugger_V2.2\.classpath
?????文件?????????394??2009-07-08?16:53??Debugger_V2.2\.project
?????目錄???????????0??2012-08-14?16:34??Debugger_V2.2\.settings\
?????文件?????????629??2009-07-08?16:53??Debugger_V2.2\.settings\org.eclipse.jdt.core.prefs
?????目錄???????????0??2012-08-14?16:34??Debugger_V2.2\bin\
?????文件???????24093??2009-07-08?16:58??Debugger_V2.2\bin\bootstrap.jar
?????文件????????1880??2009-07-08?16:58??Debugger_V2.2\bin\catalina-tasks.xml
?????文件????????9134??2009-07-08?16:58??Debugger_V2.2\bin\catalina.bat
?????文件???????12128??2009-07-08?16:58??Debugger_V2.2\bin\catalina.sh
?????文件????????9341??2009-07-08?16:58??Debugger_V2.2\bin\commons-daemon.jar
?????文件???????52313??2009-07-08?16:58??Debugger_V2.2\bin\commons-logging-api-1.1.1.jar
?????文件?????????509??2009-07-08?16:58??Debugger_V2.2\bin\cpappend.bat
?????文件????????1282??2009-07-08?16:58??Debugger_V2.2\bin\digest.bat
?????文件?????????841??2009-07-08?16:58??Debugger_V2.2\bin\digest.sh
?????文件????????1743??2009-07-08?16:58??Debugger_V2.2\bin\jkstatus-tasks.xml
?????文件????????2167??2009-07-08?16:58??Debugger_V2.2\bin\jmxaccessor-tasks.xml
?????文件???????74398??2009-07-08?16:58??Debugger_V2.2\bin\jsvc.tar.gz
?????文件????????4260??2009-07-08?16:58??Debugger_V2.2\bin\service.bat
?????文件????????2413??2009-07-08?16:58??Debugger_V2.2\bin\setclasspath.bat
?????文件????????3008??2009-07-08?16:58??Debugger_V2.2\bin\setclasspath.sh
?????文件????????1271??2009-07-08?16:58??Debugger_V2.2\bin\shutdown.bat
?????文件?????????780??2009-07-08?16:58??Debugger_V2.2\bin\shutdown.sh
?????文件????????1272??2009-07-08?16:58??Debugger_V2.2\bin\startup.bat
?????文件????????1173??2009-07-08?16:58??Debugger_V2.2\bin\startup.sh
?????文件???????13017??2009-07-08?16:58??Debugger_V2.2\bin\tomcat-juli.jar
?????文件??????187968??2009-07-08?16:58??Debugger_V2.2\bin\tomcat-native.tar.gz
?????文件??????126976??2009-07-08?16:58??Debugger_V2.2\bin\tomcat5.exe
?????文件??????167936??2009-07-08?16:58??Debugger_V2.2\bin\tomcat5w.exe
?????文件????????2233??2009-07-08?16:58??Debugger_V2.2\bin\tool-wrapper.bat
?????文件????????2545??2009-07-08?16:58??Debugger_V2.2\bin\tool-wrapper.sh
............此處省略834個文件信息