Example usage for javax.servlet.http HttpServletRequest getRequestDispatcher

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

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  3. javax
  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:dk.itst.oiosaml.sp.service.DispatcherServlet.java

private void handleError(HttpServletRequest request, HttpServletResponse response, Exception e)
        throws ServletException, IOException {
    log.error("Unable to validate Response", e);

    String err = null;/*w  w w  .  j ava  2 s . co  m*/
    if (configuration != null) {
        err = configuration.getString(Constants.PROP_ERROR_SERVLET, null);
    }
    if (err != null) {
        request.setAttribute(Constants.ATTRIBUTE_ERROR, e.getMessage());
        request.setAttribute(Constants.ATTRIBUTE_EXCEPTION, e);
        request.getRequestDispatcher(err).forward(request, response);
    } else {
        VelocityContext ctx = new VelocityContext();
        ctx.put(Constants.ATTRIBUTE_ERROR, e.getMessage());
        ctx.put(Constants.ATTRIBUTE_EXCEPTION, e);

        response.setContentType("text/html");
        response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);

        String prefix = "/" + getClass().getPackage().getName().replace('.', '/') + "/";
        try {
            engine.mergeTemplate(prefix + "error.vm", ctx, response.getWriter());
        } catch (Exception e1) {
            log.error("Unable to render error template", e1);
            throw new ServletException(e1);
        }
    }

}

From source file:controllers.ChargesControllerServlet.java

/**
 * Handles the HTTP <code>GET</code> method.
 *
 * @param request servlet request/*from  w w w  .  j  a  v a  2 s  .  c om*/
 * @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 {
    String path = request.getPathInfo();
    String url = path;
    if (url == null || url.equals("/")) {
        url = "/WEB-INF/jsp/charges/index.jsp";
        ArrayList charges = models.Charge.all();
        request.setAttribute("charges", charges);
    } else if (url.matches("/new")) {
        url = "/WEB-INF/jsp/charges/new.jsp";
    } else if (url.matches("/\\d+/buy")) {
        url = "/WEB-INF/jsp/charges/buy.jsp";
    } else if (url.matches("/\\d+")) {
        url = "/WEB-INF/jsp/charges/show.jsp";
    }
    request.getRequestDispatcher(url).forward(request, response);
}

From source file:cn.vlabs.umt.ui.servlet.OnlineStorageLoginServlet.java

/**
 * The doPost method of the servlet. <br>
 * //from  www  . j a  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 {
    String sid = (String) request.getSession(true).getAttribute("_onlineStorageUid");
    sid = sid == null ? this.getSid(request) : sid;
    if (sid != null) {
        String location = null;
        if (onlineStorageURL.indexOf('?') < 0) {
            location = onlineStorageURL + "?sid=" + sid;
        } else {
            location = onlineStorageURL + "&sid=" + sid;
        }
        request.getSession(true).setAttribute("_onlineStorageUid", sid);
        response.sendRedirect(location);
    } else {
        request.getRequestDispatcher("/thirdpartyLostPassword.jsp").forward(request, response);
    }
}

From source file:br.org.indt.ndg.servlets.OpenRosaManagement.java

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    m_openRosaBD.setPortAndAddress(SystemProperties.getServerAddress());
    String action = request.getParameter(ACTION_PARAM);
    if (action != null) {
        if (SET_AVAILABLE_FOR_USER.equals(action)) {
            dispatchSurveysForUserSelectionPage(request, response);
        } else if (EXPORT_RESULTS_FOR_USER.equals(action)) {
            dispatchExportResultsForUserPage(request, response);
        } else {/*from   w  w w .  jav  a 2  s  . c  o  m*/
            request.setAttribute(PRINT_AVAILABLE_COMMANDS_ATTR, "printAll");
            request.getRequestDispatcher(FORWARD_FILEPATH).forward(request, response);
        }
    } else {
        request.setAttribute(PRINT_AVAILABLE_COMMANDS_ATTR, "printAll");
        request.getRequestDispatcher(FORWARD_FILEPATH).forward(request, response);
    }
}

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

/**
 * The doPost method of the servlet. <br>
 * /*  w w w .j  av  a2s  .  c om*/
 * 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 {
    try {
        HttpSession httpSession = request.getSession();
        String uid = (String) httpSession.getAttribute("uid");
        if (uid == null || uid.isEmpty())
            uid = "public";
        String source = request.getParameter("source");
        String derived = request.getParameter("derived");

        if ((source != null) && (derived != null)) {
            request.setAttribute("source", source);
            request.setAttribute("derived", derived);
            RequestDispatcher requestDispatcher = request.getRequestDispatcher(forward);
            requestDispatcher.forward(request, response);
        } else {
            throw new UserErrorException("Package identifier is null.");
        }
    } catch (Exception e) {
        handleDataPortalError(logger, e);
    }
}

From source file:net.thewaffleshop.nimbus.security.ForwardingAuthenticationHandler.java

@Override
public void onAuthenticationSuccess(HttpServletRequest request, HttpServletResponse response,
        Authentication authentication) throws IOException, ServletException {
    // extract account and password
    String password = (String) authentication.getCredentials();
    AccountUser accountUser = (AccountUser) authentication.getPrincipal();
    Account account = accountUser.getAccount();
    // decode the secret key
    SecretKey secretKey = accountAPI.getSecretKey(account, password);
    // store the account and secret key in the session
    HttpSession session = request.getSession();
    session.setAttribute("account", account);
    session.setAttribute("secretKey", secretKey);

    // forward request to success MVC method
    request.getRequestDispatcher("/authenticationSuccess").forward(request, response);
}

From source file:br.com.gamestore.Servlet.ChamadoServlet.java

/**
 * Handles the HTTP <code>GET</code> method.
 *
 * @param request servlet request//from w  w w  .ja v  a2 s  . c  o 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 {

    /**
     * RECEBE A AO DO USU?RIO
     */
    String acao = request.getParameter("acao");
    Chamado chamado = new Chamado();
    ChamadoDao chamadoDao = new ChamadoDao();

    /**
     * SE A AO SEJA ABRIRCHAMADO, ELE RETORNAR? A TELA DE CHAMADO
     */
    if (acao.equals("abrirchamado")) {

        RequestDispatcher dispatcher = request.getRequestDispatcher("/WEB-INF/paginajsp/abrirchamado.jsp");
        dispatcher.forward(request, response);

        /**
         * SE A AO SEJA LISTARCHAMADO, ELE RETORNA A LISTA DE CHAMADOS
         */
    } else if (acao.equals("listarchamado")) {

        try {
            List<Chamado> listachamado = chamadoDao.listarTodosChamados();
            request.setAttribute("listachamado", listachamado);

            RequestDispatcher dispatcher = request.getRequestDispatcher("/WEB-INF/paginajsp/listachamado.jsp");
            dispatcher.forward(request, response);

        } catch (SQLException ex) {
            Logger.getLogger(ChamadoServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
        /**
         * SE A AO SEJA ATENDER CHAMADO, OS DADOS DO CHAMADO SO LEVADO, PARA A TELA
         * ATENDER CHAMADO
        */
    } else if (acao.equals("atenderchamado")) {

        try {

            List<Chamado> listachamado;
            listachamado = chamadoDao.listarTodosChamados();
            request.setAttribute("listachamado", listachamado);
            RequestDispatcher dispatcher = request
                    .getRequestDispatcher("/WEB-INF/paginajsp/atenderchamado.jsp");
            dispatcher.forward(request, response);
        } catch (PersistenceException | SQLException ex) {
            Logger.getLogger(ChamadoServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
        /**
         * SE A AO EXCLUIR, ELE EXCLUIR O CHAMADO 
         */
    } else if (acao.equals("excluir")) {
        String id = request.getParameter("id");
        chamado.setId(Integer.parseInt(id));
        if (id != null) {
            chamadoDao.excluir(chamado);

            response.sendRedirect("ChamadoServlet?acao=atenderchamado");
        }
        /**
         * SE A AO ATUALIZAR, ELE ATUALIZAR? AS INFORMAES DO CHAMADO
         */
    } else if (acao.equals("atualizarchamado")) {
        String id = request.getParameter("id");
        chamado = chamadoDao.buscarPorId(Integer.parseInt(id));
        request.setAttribute("chamado", chamado);
        RequestDispatcher dispatcher = request.getRequestDispatcher("/WEB-INF/paginajsp/abrirchamado.jsp");
        dispatcher.forward(request, response);

        /**
         * SETA OS OBJETOS EM BRANCO NA TELA DE CHAMADO, ASSIM QUE O MESMO FOR ABERTO
         */
    } else if (acao.equals("cadastro")) {

        chamado.setEmail("");
        chamado.setTelefone("");
        chamado.setAssunto("");
        chamado.setComentario("");

        RequestDispatcher dispatcher = request.getRequestDispatcher("/WEB-INF/paginajsp/abrirchamado.jsp");
        dispatcher.forward(request, response);

    }
}

From source file:cn.itcast.bbs.controller.BbsServlet.java

private void toReplyJsp(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    try {/*  w ww. ja va 2s . c o m*/
        int topicId = 0;
        if (request.getParameter("topicId") != null) {
            topicId = Integer.parseInt(request.getParameter("topicId"));
        }
        request.setAttribute("topicId", topicId);
        request.getRequestDispatcher("/WEB-INF/bbs/addNewReply.jsp").forward(request, response);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:sg.edu.ntu.hrms.web.action.UploadEmp.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from   w  ww .j  av  a  2s . com*/
 *
 * @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 {

    boolean hasAccess = false;
    response.setContentType("text/html;charset=UTF-8");
    String action = request.getParameter("action");
    System.out.println("action: " + action);
    HttpSession session = request.getSession();
    HashMap accessTab = (HashMap) session.getAttribute("access");
    AccessDTO access = (AccessDTO) accessTab.get("System Log");
    if (access.getAccess() >= 1) {
        hasAccess = true;
    }
    if (!hasAccess) {
        RequestDispatcher dispatcher = request.getRequestDispatcher("/noAccess.jsp");
        dispatcher.forward(request, response);
    } else {
        if (action == null || action.isEmpty()) {
            FileItemFactory factory = new DiskFileItemFactory();
            ServletFileUpload upload = new ServletFileUpload(factory);
            //PriceDAO priceDAO = new PriceDAO();
            WebApplicationContext ctx = WebApplicationContextUtils
                    .getRequiredWebApplicationContext(getServletContext());

            try {
                List<FileItem> fields = upload.parseRequest(request);
                EmployeeEditService svc = (EmployeeEditService) ctx.getBean(EmployeeEditService.class);
                svc.uploadEmp(fields);
            } catch (Exception e) {
                e.printStackTrace();
            } finally {

                //System.out.println("redirect to employee");
                response.sendRedirect("employee.action");
                /*
                RequestDispatcher dispatcher = request.getRequestDispatcher("/employee");
                //request.setAttribute(Constants.TITLE, "Home");
                dispatcher.forward(request, response);
                */

            }
        } else {
            RequestDispatcher dispatcher = request.getRequestDispatcher("/uploadEmp.jsp");
            //request.setAttribute(Constants.TITLE, "Home");
            dispatcher.forward(request, response);

        }
    }
}

From source file:controllers.ControladorFotoCoin.java

/**
 * Handles the HTTP <code>GET</code> method.
 *
 * @param request servlet request/*  w  w  w.j  ava2 s. c  om*/
 * @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 {
    String userPath = request.getServletPath();
    //pasar a jspf 
    if (userPath.equals("/ControladorFotoCoin")) {
        int idMatch = Integer.parseInt(request.getParameter("idMatch"));
        request.setAttribute("idMatch", idMatch);
        userPath = "enviarFotoCoincidente";

    } else if (userPath.equals("/Notificar")) {
        // int idMatch = Integer.parseInt(request.getParameter("idUsuario")); cuando se genere el match

    }

    String url = "WEB-INF/view/" + userPath + ".jspf";
    RequestDispatcher rd = request.getRequestDispatcher(url);
    rd.forward(request, response);
}