I did not realize it. Thank you.
On 17 Eylül, 22:20, Mihai DINCA <mihai.di...@free.fr> wrote:
> Hi,
>
> Your class is not (yet) a servlet! In order to be one (and to inherit
> "getServletContext()" method) it must extend
> "javax.servelt.http.HttpServlet"
> --
> Hope it helps
> mihai
>
> gozlemci a écrit :
>
>
>
> > Hi there;
> > I am writing the code in book :"Professional JSP" by Wrox Press Ltd.
> > and I got the following error. Could you please help me?
> > Error description : "The method getServletContext() is undefined for
> > the type UserSSNServer" In every line that contains
> > "getServletContext"
>
> > I am using Eclipse Java EE IDE for Web Developers. Build id:
> > 20090621-0832
>
> > Here are the class:
> > import java.io.*;
> > import java.util.*;
> > import javax.servlet.*;
> > import javax.servlet.http.*;
> > import javax.servlet.GenericServlet;
> > import sun.reflect.generics.tree.BaseType;
> > import mfc.SSNList;
> > import mfc.CustomerInfoBean;
> > import mfc.Constants;
> > import javax.servlet.http.HttpServlet;
>
> > public class UserSSNServer {
>
> > private static String cName = "UserSSNServer";
> > private boolean debugFlag = true;
>
> > public void init() throws ServletException
> > {
> > String mName = new String(cName + ".init()");
> > System.out.println(mName + "start.");
> > System.out.println(mName + "end.");
>
> > }
>
> > public void processRequestType(HttpServletRequest request
> > ,HttpServletResponse response) throws ServletException ,
> > IOException
> > {
> > String mName = new String(cName + ".processRequestType(): ");
> > System.out.println(mName + "start.");
> > String reqTypeStr = (String) request.getParameter("reqType");
> > System.out.println(mName + "reqTypeStr = " + reqTypeStr);
>
> > int requestType = Constants.ERROR;
>
> > if(reqTypeStr == null)
> > {
> > throw new ServletException (mName + "reqType was null.");
>
> > }
> > requestType = Integer.parseInt(reqTypeStr);
> > switch(requestType)
> > {
>
> > case Constants.CREATE_VALID_SNN_LIST:
> > createSSNList(request,response);
> > break;
>
> > default:
> > System.out.println(mName + "default case.");
> > throw new ServletException(mName + "default case
> > reached.");
>
> > }
> > System.out.println(mName + "end.");
>
> > }
>
> > �...@suppresswarnings("unchecked")
> > public void createSSNList(HttpServletRequest request,
> > HttpServletResponse response) throws ServletException, IOException
> > {
>
> > String mName = new String(cName + ".createSSNList(); ");
> > System.out.println(mName + "start. ");
> > ServletContext context = null;
>
> > //construct the object that creates the SSN list.
> > SSNList ssnList = new SSNList();
> > ArrayList ssnArrayList = ssnList.getSSNList();
>
> > // up the Arraylist into the servlet context so others may
> > retrieve.
> > context = getServletContext();
> > context.setAttribute("ValidSSNList", ssnList.getSSNList() );
> > HttpSession session = request.getSession();
>
> > CustomerInfoBean customerInfo = (CustomerInfoBean)
> > session.getAttribute("customerInfo");
>
> > StringBuffer errorMsgBuff = new StringBuffer("error message was:
> > ");
>
> > if(customerInfo == null)
> > {
> > errorMsgBuff.append("could not get UserINfo bean from the
> > session.");
> > session.setAttribute("errorMsg",
> > errorMsgBuff.toString());
> > // redirectToResource(request,response,"/mutualFundCo/jsp/
> > sorry.jsp");
>
> > }
>
> > String ssn = customerInfo.getSsn();
>
> > if (ssn == null) {
>
> > System.out.println("SSN was not in the
> > customerInfoBean.");
>
> > }
> > else {
>
> > System.out.println(mName + "validate SSN");
> > RequestDispatcher rd = null;
>
> > if(ssnArrayList.contains(ssn) == true)
> > {
>
> > request.setAttribute("reqType", Integer.toString
> > (MAKE_PROFILE_REQUEST));
> > rd =
> > getServletContext().getRequestDispatcher("/servlet/
> > UserProfileServer");
> > rd.forward(request, response);
>
> > }else
> > {
>
> > errorMsgBuff.append("The social security number
> > you have entered :
> > '" + ssn +
> > "' was not found.Please call
> > 1-800-MFC-HELP");
>
> > redirectToResource(request, response,
> > "/mutualFundCo/jsp/
> > sorry.jsp");
> > }
> > System.out.print(mName + "end .");
> > }
>
> > }
>
> > }
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