Example usage for javax.servlet.http HttpServletRequest getRequestDispatcher

List of usage examples for javax.servlet.http HttpServletRequest getRequestDispatcher

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  4. javax.servlet.http.*
  5. HttpServletRequest
  6. getRequestDispatcher

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getRequestDispatcher.

Prototype

public RequestDispatcher getRequestDispatcher(String path);

Source Link

Document

Returns a RequestDispatcher object that acts as a wrapper for the resource located at the given path.

Usage

From source file:Controller.ControllerProducts.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//from w  w w .  j av  a  2 s  .  c  o  m
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    PrintWriter out = response.getWriter();
    try {

        String action = request.getParameter("action");
        if (action.equals("FIND")) {
            String productname = request.getParameter("txtname");
            Products pr = new Products();
            List<Product> list = new ArrayList<Product>();
            list = pr.list(productname);
            request.setAttribute("listSP", list);
            request.setAttribute("proname", productname);
            RequestDispatcher rd = request.getRequestDispatcher("product.jsp");
            rd.forward(request, response);
        } else if (action.equals("Delete")) {
            String code = request.getParameter("txtcode");
            Products sp = new Products();
            sp.Delete(code);
            RequestDispatcher rd = request.getRequestDispatcher("ControllerProducts?action=Find&txtname=");
            rd.forward(request, response);

        } else if (action.equals("Edit")) {
            String code = request.getParameter("txtcode");
            String name = request.getParameter("txtname");
            String price = request.getParameter("txtprice");
            String image = request.getParameter("txtimage");
            Product sp = new Product(code, name, price, image);
            request.setAttribute("SP", sp);

            RequestDispatcher rd = request.getRequestDispatcher("editProduct.jsp");
            rd.forward(request, response);

        } else if (action.equals("Search")) {
            String productname = request.getParameter("txtname");
            Products pr = new Products();
            List<Product> list = new ArrayList<Product>();
            list = pr.list(productname);
            request.setAttribute("listSP", list);
            request.setAttribute("proname", productname);
            RequestDispatcher rd = request.getRequestDispatcher("index.jsp");
            rd.forward(request, response);

        } else if (action.equals("Searchcus")) {
            String productname = request.getParameter("txtname");
            Products pr = new Products();
            List<Product> list = new ArrayList<Product>();
            list = pr.list(productname);
            request.setAttribute("listSP", list);
            request.setAttribute("proname", productname);
            RequestDispatcher rd = request.getRequestDispatcher("index_Cus1.jsp");
            rd.forward(request, response);
        }

    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:com.tenduke.example.scribeoauth.oauth2.OAuth20LoginServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
 *
 * @param request servlet request/*  w  ww  . j  a  va2s.  co m*/
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(final HttpServletRequest request, final HttpServletResponse response)
        throws ServletException, IOException {
    //
    String idPUrl = provider.getAccessTokenEndpoint();
    String callbackUrl = provider.getCallbackUrl();
    //
    OAuth20ServiceImpl service = (OAuth20ServiceImpl) new ServiceBuilder().provider(provider)
            .apiKey(provider.getApiKey()).apiSecret(provider.getApiSecret()).scope("profile")
            .callback(provider.getCallbackUrl()).build();
    //
    try {
        //
        String authzUrl = service.getAuthorizationUrl(OAuthConstants.EMPTY_TOKEN);
        response.sendRedirect(authzUrl);
    } catch (Throwable t) {
        //
        request.setAttribute("exception", t);
        request.getRequestDispatcher("/oauthError.jsp").forward(request, response);
    }
}

From source file:com.mockey.ui.JsonSchemaValidateServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

    try {//from w  w w. j  a  va2s  . c  om
        Long serviceId = new Long(req.getParameter("serviceId"));
        Long scenarioId = null;
        scenarioId = new Long(req.getParameter("scenarioId"));
        Service service = store.getServiceById(serviceId);
        Scenario scenario = service.getScenario(scenarioId);
        req.setAttribute("service", service);
        req.setAttribute("scenario", scenario);
    } catch (Exception e) {
        logger.debug("Unable to retrieve a Service of ID: " + req.getParameter("serviceId"));
    }

    // Get the service.
    RequestDispatcher dispatch = req.getRequestDispatcher("/jsonschemavalidate.jsp");
    dispatch.forward(req, resp);
}

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

protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    try (PrintWriter out = response.getWriter()) {

        contentService = new CourseContentService();
        HttpSession session = request.getSession();
        username = (String) session.getAttribute("username");
        ArrayList alstClassName = contentService.getUserClass(username);
        request.setAttribute("alstClassName", alstClassName);

        ArrayList<CourseMaterialBean> alstCourseMaterial = contentService.fetchCourseMaterial(username);
        request.setAttribute("alstCourseMaterial", alstCourseMaterial);

        RequestDispatcher dispatcher = request.getRequestDispatcher("dashboard/coursecontent.jsp");
        dispatcher.forward(request, response);
    }//from   www  .  jav  a  2s.  co  m
}

From source file:io.github.benas.todolist.web.servlet.user.account.ChangePasswordServlet.java

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

    String currentPassword = request.getParameter("currentPassword");
    String newPassword = request.getParameter("newPassword");
    String confirmationPassword = request.getParameter("confirmationPassword");

    ChangePasswordForm changePasswordForm = new ChangePasswordForm();
    changePasswordForm.setCurrentPassword(currentPassword);
    changePasswordForm.setNewPassword(newPassword);
    changePasswordForm.setConfirmationPassword(confirmationPassword);

    String nextPage = ACCOUNT_PAGE;

    validatePasswords(request, changePasswordForm);

    if (isInvalid(request)) {
        request.getRequestDispatcher(nextPage).forward(request, response);
        return;// ww  w .j a  v a 2  s .  c  om
    }

    HttpSession session = request.getSession();
    User user = (User) session.getAttribute(TodoListUtils.SESSION_USER);

    if (!confirmationPassword.equals(newPassword)) {
        request.setAttribute("errorConfirmationPassword",
                resourceBundle.getString("account.password.confirmation.error"));
        addGlobalChangePasswordErrorAttribute(request);
        request.getRequestDispatcher(nextPage).forward(request, response);
        return;
    }

    if (!currentPassword.equals(user.getPassword())) {
        request.setAttribute("errorCurrentPassword", resourceBundle.getString("account.password.error"));
        addGlobalChangePasswordErrorAttribute(request);
        request.getRequestDispatcher(nextPage).forward(request, response);
        return;
    }

    user.setPassword(newPassword);
    userService.update(user);
    session.setAttribute(TodoListUtils.SESSION_USER, user);
    request.setAttribute("updatePasswordSuccessMessage",
            resourceBundle.getString("account.password.update.success"));
    request.getRequestDispatcher("/user/account").forward(request, response);

}

From source file:io.github.benas.todolist.web.servlet.user.HomeServlet.java

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

    HttpSession session = request.getSession();
    User user = (User) session.getAttribute(TodoListUtils.SESSION_USER);
    List<Todo> todoList = todoService.getTodoListByUser(user.getId());

    //todo list is request scoped to avoid storing and synchronizing it in session for each CRUD operation
    request.setAttribute("todoList", todoList);
    request.setAttribute("homeTabStyle", "active");

    int totalCount = todoList.size();
    int doneCount = TodoListUtils.countTotalDone(todoList);
    int todoCount = totalCount - doneCount;
    request.setAttribute("totalCount", totalCount);
    request.setAttribute("doneCount", doneCount);
    request.setAttribute("todoCount", todoCount);

    request.getRequestDispatcher(HOME_PAGE).forward(request, response);
}

From source file:com.tenduke.example.scribeoauth.oauth10a.OAuth10aCallbackServlet.java

/**
 * <p>/* w ww . j av  a2s .c o  m*/
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
 * </p>
 * <p>
 * Expects request parameters "oauth_token" and "oauth_verifier", which are used to resolve
 * request token and to further make access token request to the IdP.
 * </p>
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(final HttpServletRequest request, final HttpServletResponse response)
        throws ServletException, IOException {
    //
    String tokenKeyFromRequest = request.getParameter("oauth_token");
    String verifier = request.getParameter("oauth_verifier");
    //
    OAuth10aProvider provider = new OAuth10aProvider(oauthConfig);
    OAuthService service = new ServiceBuilder().provider(provider).apiKey(provider.getApiKey())
            .apiSecret(provider.getApiSecret()).build();
    Token storedToken = RequestTokens.getRequestToken(tokenKeyFromRequest);
    //
    Token accessToken = service.getAccessToken(storedToken, new Verifier(verifier));
    if (accessToken == null) {
        //
        request.getRequestDispatcher("/unauthorized.jsp").forward(request, response);
    } else {
        //
        JSONObject userInfo = graphMe(accessToken, provider);
        userInfo.put("accessToken", accessToken);
        userInfo.put("provider", provider);
        doLogin(request, response, userInfo);
        request.setAttribute("isOauth10a", true);
        request.setAttribute("userInfo", userInfo);
        request.getRequestDispatcher("/welcomeIn.jsp").forward(request, response);
    }
}

From source file:Controller.FormCreatContenaire.java

/**
 * Handles the HTTP <code>GET</code> method.
 *
 * @param request servlet request//from  w  ww .ja v a 2  s  .co m
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    ArrayList<String> templatesDefault = new ArrayList<String>();
    ArrayList<String> templatesCustom = new ArrayList<String>();

    templatesDefault = data.GetTemplatesDefault();
    /* Rcupration de la session depuis la requte */
    HttpSession webSession = request.getSession();
    String user = (String) webSession.getAttribute(ATT_SESSION_EMAIL);
    System.out.println("***************USER : " + user);
    templatesCustom = data.GetTemplatesCustom(user);
    request.setAttribute("tempDefault", templatesDefault);
    request.setAttribute("tempCustom", templatesCustom);
    request.getRequestDispatcher("vmProfCreation.jsp").forward(request, response);
}

From source file:com.parallax.server.blocklyprop.servlets.ProfileServlet.java

private void savePassword(HttpServletRequest req, HttpServletResponse resp)
        throws ServletException, IOException {
    User user = BlocklyPropSecurityUtils.getUserInfo();
    req.setAttribute("email", user.getEmail());
    req.setAttribute("screenname", user.getScreenname());
    String oldPassword = req.getParameter("oldpassword");
    String password = req.getParameter("password");
    String confirmPassword = req.getParameter("confirmpassword");
    if (Strings.isNullOrEmpty(oldPassword) || Strings.isNullOrEmpty(password)
            || Strings.isNullOrEmpty(confirmPassword)) {
        req.setAttribute("password-error", "Missing fields");
        req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
    } else if (!password.equals(confirmPassword)) {
        req.setAttribute("password-error", "Passwords do not match");
        req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
    } else {/* w w w.  ja v  a 2 s  . com*/
        try {
            if (cloudSessionLocalUserService.changePassword(BlocklyPropSecurityUtils.getCurrentSessionUserId(),
                    oldPassword, password, confirmPassword)) {
                req.setAttribute("password-success", "Password changed");
                req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
            } else {
                req.setAttribute("password-error", "Password could not be changed");
                req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
            }
        } catch (UnknownUserIdException uuie) {
            req.setAttribute("password-error", "Unknown user");
            req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
        } catch (PasswordVerifyException pve) {
            req.setAttribute("password-error", "Passwords did not match");
            req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
        } catch (ServerException se) {
            req.setAttribute("base-error", "Server error");
            req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
        } catch (PasswordComplexityException pce) {
            req.setAttribute("passwordComplexity", "Password is not complex enough");
            req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
        } catch (WrongAuthenticationSourceException ex) {
            log.warn("Trying to change password of non local user!");
            req.setAttribute("base-error", "Server error");
            req.getRequestDispatcher("WEB-INF/servlet/profile/profile.jsp").forward(req, resp);
        }
    }
}

From source file:edu.cornell.mannlib.vitro.webapp.controller.freemarker.FreemarkerHttpServlet.java

protected void doForward(HttpServletRequest request, HttpServletResponse response, ResponseValues values)
        throws ServletException, IOException {
    String forwardUrl = values.getForwardUrl();
    if (forwardUrl.contains("://")) {
        // It's a full URL, so redirect.
        response.sendRedirect(forwardUrl);
    } else {/*from w ww  .jav  a 2s  .c  om*/
        // It's a relative URL, so forward within the application.
        request.getRequestDispatcher(forwardUrl).forward(request, response);
    }
}