Example usage for javax.servlet RequestDispatcher forward

List of usage examples for javax.servlet RequestDispatcher forward

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Introduction

In this page you can find the example usage for javax.servlet RequestDispatcher forward.

Prototype

public void forward(ServletRequest request, ServletResponse response) throws ServletException, IOException;

Source Link

Document

Forwards a request from a servlet to another resource (servlet, JSP file, or HTML file) on the server.

Usage

From source file:edu.cornell.mannlib.vitro.webapp.controller.edit.listing.AllClassGroupsListingController.java

@Override
public void doGet(HttpServletRequest request, HttpServletResponse response) {
    if (!isAuthorizedToDisplayPage(request, response, SimplePermission.EDIT_ONTOLOGY.ACTION)) {
        return;//from   w  w w  . java2s.co  m
    }

    VitroRequest vreq = new VitroRequest(request);

    VClassGroupDao dao = vreq.getUnfilteredWebappDaoFactory().getVClassGroupDao();

    List<VClassGroup> groups = dao.getPublicGroupsWithVClasses();
    // uses an unfiltered dao so will see all classes

    List<String> results = new ArrayList<String>();
    results.add("XX");
    results.add("Group");
    results.add("display rank");
    results.add("");
    results.add("XX");

    if (groups != null) {
        for (VClassGroup vcg : groups) {
            results.add("XX");
            String publicName = vcg.getPublicName();
            if (StringUtils.isBlank(publicName)) {
                publicName = "(unnamed group)";
            }
            try {
                results.add("<a href=\"./editForm?uri=" + URLEncoder.encode(vcg.getURI(), "UTF-8")
                        + "&amp;controller=Classgroup\">" + publicName + "</a>");
            } catch (Exception e) {
                results.add(publicName);
            }
            Integer t;
            results.add(((t = Integer.valueOf(vcg.getDisplayRank())) != -1) ? t.toString() : "");
            results.add(""); // VClassGroup doesn't yet supprt getModTime()
            results.add("XX");
            List<VClass> classList = vcg.getVitroClassList();
            if (classList != null && classList.size() > 0) {
                results.add("+");
                results.add("XX");
                results.add("Class");
                results.add("example");
                results.add("description");
                results.add("@@entities");
                Iterator<VClass> classIt = classList.iterator();
                while (classIt.hasNext()) {
                    VClass vcw = classIt.next();
                    results.add("XX");
                    if (vcw.getName() != null && vcw.getURI() != null) {
                        try {
                            results.add("<a href=\"vclassEdit?uri=" + URLEncoder.encode(vcw.getURI(), "UTF-8")
                                    + "\">" + vcw.getName() + "</a>");
                        } catch (Exception e) {
                            results.add(vcw.getName());
                        }
                    } else {
                        results.add("");
                    }
                    String exampleStr = (vcw.getExample() == null) ? "" : vcw.getName();
                    results.add(exampleStr);
                    String descriptionStr = (vcw.getDescription() == null) ? "" : vcw.getDescription();
                    results.add(descriptionStr);
                    if (classIt.hasNext())
                        results.add("@@entities");
                }
            }
        }
        request.setAttribute("results", results);
    }

    request.setAttribute("columncount", new Integer(5));
    request.setAttribute("suppressquery", "true");
    request.setAttribute("title", "Class Groups");
    request.setAttribute("bodyJsp", Controllers.HORIZONTAL_JSP);
    request.setAttribute("horizontalJspAddButtonUrl", Controllers.RETRY_URL);
    request.setAttribute("horizontalJspAddButtonText", "Add new class group");
    request.setAttribute("horizontalJspAddButtonControllerParam", "Classgroup");
    RequestDispatcher rd = request.getRequestDispatcher(Controllers.BASIC_JSP);
    try {
        rd.forward(request, response);
    } catch (Throwable t) {
        t.printStackTrace();
    }

}

From source file:edu.lternet.pasta.portal.ReserveIdentifierServlet.java

/**
 * The doPost method of the servlet. <br>
 * // w w  w  .  j  av a 2  s .  c  o  m
 * 
 * @param request
 *          the request send by the client to the server
 * @param response
 *          the response send by the server to the client
 * @throws ServletException
 *           if an error occurred
 * @throws IOException
 *           if an error occurred
 */
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    HttpSession httpSession = request.getSession();
    String uid = (String) httpSession.getAttribute("uid");
    if (uid == null || uid.isEmpty())
        uid = "public";
    String scope = request.getParameter("scope");
    String numberStr = request.getParameter("numberOfIdentifiers");
    int numberOfIdentifiers = Integer.parseInt(numberStr);
    String message = null;
    String type = "info";

    if (uid.equals("public")) {
        message = LOGIN_WARNING;
        type = "warning";
    } else {
        try {
            DataPackageManagerClient dpmc = new DataPackageManagerClient(uid);
            StringBuilder sb = new StringBuilder("");
            for (int i = 1; i <= numberOfIdentifiers; i++) {
                String identifier = dpmc.createReservation(scope);
                sb.append(String.format("<code>%s.%s</code>", scope, identifier));
                if (i < numberOfIdentifiers) {
                    sb.append(", ");
                    Thread.sleep(200);
                }
            }

            String identifiersList = sb.toString();
            if (numberOfIdentifiers == 1) {
                message = String.format("The following identifier has been reserved for user %s: %s", uid,
                        identifiersList);
            } else {
                message = String.format("The following %d identifiers have been reserved for user %s: %s",
                        numberOfIdentifiers, uid, identifiersList);
            }
        } catch (Exception e) {
            handleDataPortalError(logger, e);
        }
    }

    request.setAttribute("reservationMessage", message);
    request.setAttribute("type", type);
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(forward);
    requestDispatcher.forward(request, response);
}

From source file:edu.lternet.pasta.portal.ScopeBrowseServlet.java

/**
 * The doPost method of the servlet. <br>
 * //from   ww w  .  ja  v  a 2 s .  c o m
 * This method is called when a form has its tag value method equals to post.
 * 
 * @param request
 *          the request send by the client to the server
 * @param response
 *          the response send by the server to the client
 * @throws ServletException
 *           if an error occurred
 * @throws IOException
 *           if an error occurred
 */
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    HttpSession httpSession = request.getSession();

    String uid = (String) httpSession.getAttribute("uid");

    if (uid == null || uid.isEmpty())
        uid = "public";

    String text = null;
    String html = null;
    Integer count = 0;

    try {

        DataPackageManagerClient dpmClient = new DataPackageManagerClient(uid);
        text = dpmClient.listDataPackageScopes();

        StrTokenizer tokens = new StrTokenizer(text);

        html = "<ol>\n";

        ArrayList<String> arrayList = new ArrayList<String>();

        // Add scope values to a sorted set
        while (tokens.hasNext()) {
            String token = tokens.nextToken();
            arrayList.add(token);
            count++;
        }

        // Output sorted set of scope values
        for (String scope : arrayList) {
            html += "<li><a class=\"searchsubcat\" href=\"./identifierbrowse?scope=" + scope + "\">" + scope
                    + "</a></li>\n";
        }

        html += "</ol>\n";
    } catch (Exception e) {
        handleDataPortalError(logger, e);
    }

    request.setAttribute("browsemessage", browseMessage);
    request.setAttribute("html", html);
    request.setAttribute("count", count.toString());
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(forward);
    requestDispatcher.forward(request, response);

}

From source file:com.arcadian.loginservlet.StudentAssignmentServlet.java

protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    try (PrintWriter out = response.getWriter()) {
        assignmentFoldetService = new AssignmentFolderService();
        HttpSession session = request.getSession();
        username = (String) session.getAttribute("username");

        ArrayList<AssignmentNoticeBean> alstAssignmentNotice = assignmentFoldetService
                .fetchAssignmentNotice(username);
        request.setAttribute("alstAssignmentNotice", alstAssignmentNotice);

        RequestDispatcher dispatcher = request.getRequestDispatcher("dashboard/assignmentfolder.jsp");
        dispatcher.forward(request, response);
    }//from   ww w  . ja v a 2 s .c o  m
}

From source file:com.bigbang.iowservices.beans.LoginController.java

/**
 *
 * Redirects the login request directly to spring security check. Leave this
 * method as it is to properly support spring security.
 *
 * @return// w  w  w  .j a va  2s. c  o  m
 * @throws ServletException
 * @throws IOException
 */
public String doLogin() throws ServletException, IOException {
    ExternalContext context = FacesContext.getCurrentInstance().getExternalContext();

    RequestDispatcher dispatcher = ((ServletRequest) context.getRequest())
            .getRequestDispatcher("/j_spring_security_check");

    dispatcher.forward((ServletRequest) context.getRequest(), (ServletResponse) context.getResponse());

    FacesContext.getCurrentInstance().responseComplete();
    Authentication auth = SecurityContextHolder.getContext().getAuthentication();
    if (auth != null) {
        user = userFacade.getUserInfo(auth.getName());
    }

    System.out.println("user+++ " + user.getUserInformation().getFirstName());
    return "protected";
}

From source file:eu.impact_project.wsclient.WSDLinfo.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    HttpSession session = request.getSession(true);

    String wsdlURL = null;//from   w  ww  .  j  a v a 2  s .c o m
    if (request.getParameter("wsId") != null) {
        wsdlURL = request.getParameter("wsId");
    } else {
        // get WSDL file
        wsdlURL = request.getParameter("wsdlURL");
        logger.trace("Importing WSDL from URL " + wsdlURL);
    }

    // pass the WS name to interface.jsp
    String wsName = null;
    if (request.getParameter("wsName") != null) {
        wsName = request.getParameter("wsName");
        session.setAttribute("wsName", wsName);
    }

    logger.info("URL WSDL: " + wsdlURL);
    SoapService serviceObject = new SoapService(wsdlURL);

    // transfer values to JSP through session and request
    request.setAttribute("round1", "round1");
    //session.setAttribute("endpointURL", endpointURL);
    session.setAttribute("wsdlURL", wsdlURL);
    //session.setAttribute("wsdlInterface", wsdlInterface);
    session.setAttribute("serviceObject", serviceObject);
    //session.setAttribute("soapOperations", soapOperations);
    logger.info("WSDL STRING: " + serviceObject.toString());

    // get back to JSP
    RequestDispatcher rd = getServletContext().getRequestDispatcher("/interface.jsp");
    rd.forward(request, response);

}

From source file:eu.impact_project.wsclient.WSDLinfo.java

/**
 * Uses the passed WSDL URL to analyze the WSDL for operations and
 * documentation. Retrieves empty SOAP messages for the operations using
 * SOAP UI libraries. Passes the information further to the displaying JSP.
 *///w  w w.j  a  v a2s . c o m
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    HttpSession session = request.getSession(true);

    String wsdlURL = null;
    if (request.getParameter("wsId") != null) {
        wsdlURL = request.getParameter("wsId");
    } else {
        // get WSDL file
        wsdlURL = request.getParameter("wsdlURL");
        logger.trace("Importing WSDL from URL " + wsdlURL);
    }

    // pass the WS name to interface.jsp
    String wsName = null;
    if (request.getParameter("wsName") != null) {
        wsName = request.getParameter("wsName");
        session.setAttribute("wsName", wsName);
    }

    logger.info("URL WSDL: " + wsdlURL);
    SoapService serviceObject = new SoapService(wsdlURL);

    // transfer values to JSP through session and request
    request.setAttribute("round1", "round1");
    //session.setAttribute("endpointURL", endpointURL);
    session.setAttribute("wsdlURL", wsdlURL);
    //session.setAttribute("wsdlInterface", wsdlInterface);
    session.setAttribute("serviceObject", serviceObject);
    //session.setAttribute("soapOperations", soapOperations);

    // get back to JSP
    RequestDispatcher rd = getServletContext().getRequestDispatcher("/interface.jsp");
    rd.forward(request, response);

}

From source file:com.squid.kraken.v4.auth.ChangePasswordServlet.java

/**
 * Display the input screen.//from   w ww .j av a 2  s .c  o m
 *
 * @param request
 * @param response
 * @throws ServletException
 * @throws IOException
 */
private void show(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    // execute the login request
    try {
        User user = getUser(request);
        request.setAttribute("user", user);
        request.setAttribute("access_token", request.getParameter("access_token"));
    } catch (ServerUnavailableException e1) {
        logger.error(e1.getLocalizedMessage());
        request.setAttribute(KRAKEN_UNAVAILABLE, Boolean.TRUE);
    } catch (URISyntaxException e) {
        logger.error(e.getLocalizedMessage());
        request.setAttribute(ERROR, Boolean.TRUE);
    } catch (ServiceException e) {
        WebServicesException wsException = e.getWsException();
        String error;
        if (wsException == null) {
            error = AN_ERROR_OCCURRED;
        } else {
            error = wsException.getError();
        }
        logger.error(error);
        request.setAttribute(ERROR, error);
    } catch (SSORedirectException e) {
        response.sendRedirect(e.getRedirectURL());
    }
    RequestDispatcher rd = getServletContext().getRequestDispatcher("/password.jsp");
    rd.forward(request, response);
}

From source file:com.ci6225.marketzone.servlet.seller.AddProductServlet.java

/**
 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
 * response)/*from   ww  w  .ja  va 2  s.co m*/
 */
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    String name = null;
    String description = null;
    String unitPrice = null;
    String quantity = null;
    FileItem imageItem = null;

    // constructs the folder where uploaded file will be stored
    //String uploadFolder = getServletContext().getRealPath("") + "/productImages";
    // Create a factory for disk-based file items
    DiskFileItemFactory factory = new DiskFileItemFactory();
    factory.setSizeThreshold(5000 * 1024);
    factory.setRepository(new File(System.getProperty("java.io.tmpdir")));
    // Create a new file upload handler
    ServletFileUpload upload = new ServletFileUpload(factory);
    upload.setSizeMax(5000 * 1024);

    try {
        // Parse the request
        List<FileItem> items = upload.parseRequest(request);
        Iterator iter = items.iterator();

        while (iter.hasNext()) {
            FileItem item = (FileItem) iter.next();

            if (!item.isFormField()) {
                if (item.getFieldName().equals("productImage") && !item.getString().equals("")) {
                    imageItem = item;
                }
                System.out.println(item.getFieldName());
            } else {
                System.out.println(item.getFieldName() + " " + item.getString());
                if (item.getFieldName().equals("name")) {
                    name = item.getString();
                } else if (item.getFieldName().equals("description")) {
                    description = item.getString();
                } else if (item.getFieldName().equals("unitPrice")) {
                    unitPrice = item.getString();
                } else if (item.getFieldName().equals("quantity")) {
                    quantity = item.getString();
                }
            }
        }

    } catch (FileUploadException ex) {
        System.out.println(ex);
        ex.printStackTrace();
        response.sendRedirect("./addProduct");
    } catch (Exception ex) {
        System.out.println(ex);
        ex.printStackTrace();
        response.sendRedirect("./addProduct");
    }

    FormValidation validation = new FormValidation();
    List<String> messageList = new ArrayList<String>();
    if (!validation.validateAddProduct(name, description, quantity, unitPrice, imageItem)) {
        messageList.addAll(validation.getErrorMessages());
        request.setAttribute("errorMessage", messageList);
        request.setAttribute("name", name);
        request.setAttribute("description", description);
        request.setAttribute("quantity", quantity);
        request.setAttribute("unitPrice", unitPrice);
        RequestDispatcher rd = request.getRequestDispatcher("./addProduct");
        rd.forward(request, response);
    }

    try {
        User user = (User) request.getSession().getAttribute("user");
        productBean.addProduct(name, description, user.getUserId(), Integer.parseInt(quantity),
                Float.parseFloat(unitPrice), imageItem);
        messageList.add("Product Added Successfully.");
        request.setAttribute("successMessage", messageList);
        RequestDispatcher rd = request.getRequestDispatcher("./ViewProductList");
        rd.forward(request, response);
    } catch (Exception e) {
        e.printStackTrace();
        response.sendRedirect("./addProduct");
    }
}

From source file:com.arcadian.loginservlet.LecturesServlet.java

protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    try (PrintWriter out = response.getWriter()) {
        lecturesService = new LecturesService();
        HttpSession session = request.getSession();
        username = (String) session.getAttribute("username");
        ArrayList alstClassName = lecturesService.getUserClass(username);
        request.setAttribute("alstClassName", alstClassName);

        ArrayList<LecturesBean> alstLectures = lecturesService.fetchlectures(username);
        request.setAttribute("alstLectures", alstLectures);

        RequestDispatcher dispatcher = request.getRequestDispatcher("dashboard/lectures.jsp");
        dispatcher.forward(request, response);
    }//  w  w w.j  a va  2 s .  c om
}