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:es.uma.inftel.blog.servlet.RegistroServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
 *
 * @param request servlet request//from   ww  w  .j a v a  2s . c  o  m
 * @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 {

    request.setCharacterEncoding("UTF-8");

    String username = request.getParameter("username");
    String password = request.getParameter("password");

    RegistroViewFacade registroViewFacade = new RegistroViewFacade(postFacade);

    RequestDispatcher registroRequestDispatcher = request.getRequestDispatcher("registro.jsp");
    if (username == null && password == null) {
        request.setAttribute("registroView", registroViewFacade.createView(false));
        registroRequestDispatcher.forward(request, response);
        return;
    }

    String email = request.getParameter("email");

    Part filePart = request.getPart("avatar");
    InputStream inputStream = filePart.getInputStream();
    byte[] avatar = IOUtils.toByteArray(inputStream);

    Usuario usuario = registrarUsuario(username, password, email, avatar);
    if (usuario == null) {
        request.setAttribute("registroView", registroViewFacade.createView(true));
        registroRequestDispatcher.forward(request, response);
    } else {
        HttpSession session = request.getSession();
        session.setAttribute("usuario", usuario);
        response.sendRedirect("index");
    }
}

From source file:cheladocs.controlo.DocumentoServlet.java

protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    response.setContentType("application/pdf; application/msword; application/excel");

    String comando = request.getParameter("comando");

    if (comando == null) {
        comando = "principal";
    }/*from   ww w  .  ja  va  2s  .co  m*/

    DocumentoDAO documentoDAO;
    Documento documento = new Documento();

    if (comando == null || !comando.equalsIgnoreCase("principal")) {
        try {
            idDocumento = request.getParameter("numero_protocolo");
            if (idDocumento != null) {
                documento.setNumeroProtocolo(Integer.parseInt(idDocumento));
            }

        } catch (NumberFormatException ex) {
            System.err.println("Erro ao converter dado: " + ex.getMessage());
        }
    }

    try {

        documentoDAO = new DocumentoDAO();

        if (comando.equalsIgnoreCase("guardar")) {

            documento.getRequerente().setIdRequerente(Integer.parseInt(request.getParameter("requerente")));
            documento.setDataEntrada(Date.valueOf(request.getParameter("data_entrada")));
            documento.setOrigem(request.getParameter("origem_documento"));
            documento.setDescricaoAssunto(request.getParameter("descricao_assunto"));
            documento.getNaturezaAssunto()
                    .setIdNaturezaAssunto(Integer.parseInt(request.getParameter("natureza_assunto")));
            documento.getTipoExpediente()
                    .setIdTipoExpediente(Integer.parseInt(request.getParameter("tipo_expediente")));
            Part ficheiro = request.getPart("ficheiro");
            if (ficheiro != null) {
                byte[] ficheiroDados = IOUtils.toByteArray(ficheiro.getInputStream());
                documento.setConteudoDocumento(ficheiroDados);
                documento.setUrlFicheiroDocumento(ficheiro.getSubmittedFileName());
                doUpload(ficheiro, request);
            }
            documentoDAO.save(documento);
            response.sendRedirect("paginas/gerir_documento.jsp");

        } else if (comando.equalsIgnoreCase("editar")) {

            documento.setNumeroProtocolo(Integer.parseInt(request.getParameter("requerente")));

            documento.getRequerente().setIdRequerente(Integer.parseInt(request.getParameter("requerente")));
            documento.setDataEntrada(Date.valueOf(request.getParameter("data_entrada")));
            documento.setOrigem(request.getParameter("origem_documento"));
            documento.setDescricaoAssunto(request.getParameter("descricao_assunto"));
            documento.getNaturezaAssunto()
                    .setIdNaturezaAssunto(Integer.parseInt(request.getParameter("natureza_assunto")));
            documento.getTipoExpediente()
                    .setIdTipoExpediente(Integer.parseInt(request.getParameter("tipo_expediente")));
            Part ficheiro = request.getPart("ficheiro");
            if (ficheiro != null) {
                byte[] ficheiroDados = IOUtils.toByteArray(ficheiro.getInputStream());
                documento.setConteudoDocumento(ficheiroDados);
                documento.setUrlFicheiroDocumento(ficheiro.getSubmittedFileName());
                doUpload(ficheiro, request);
            }

            documentoDAO.update(documento);
            response.sendRedirect("paginas/gerir_documento.jsp");

        } else if (comando.equalsIgnoreCase("eliminar")) {
            documentoDAO.delete(documento);
            response.sendRedirect("paginas/gerir_documento.jsp");

        } else if (comando.equalsIgnoreCase("prepara_editar")) {
            documento = documentoDAO.findById(documento.getNumeroProtocolo());
            request.setAttribute("documento", documento);

            RequestDispatcher rd = request.getRequestDispatcher("paginas/documento_editar.jsp");
            rd.forward(request, response);
        } else if (comando.equalsIgnoreCase("listar")) {

            response.sendRedirect("paginas/gerir_documento.jsp");
        } else if (comando.equalsIgnoreCase("imprimir_todos") || comando.equalsIgnoreCase("imprimir_by_id")) {
            ReporteUtil reporte = new ReporteUtil();
            File caminhoRelatorio = null;
            HashMap hashMap = new HashMap();

            if (comando.equalsIgnoreCase("imprimir_todos")) {
                caminhoRelatorio = new File(getServletConfig().getServletContext()
                        .getRealPath("/WEB-INF/relatorios/DocumentoListar.jasper"));
                reporte.geraRelatorio(caminhoRelatorio.getPath(), hashMap, response);
            } else {
                hashMap.put("codigo_documento", Integer.parseInt(idDocumento));
                caminhoRelatorio = new File(getServletConfig().getServletContext()
                        .getRealPath("/WEB-INF/relatorios/Ficha_Documento.jasper"));
                reporte.geraRelatorio(caminhoRelatorio.getPath(), hashMap, response);
            }
        }
    } catch (IOException ex) {
        ex.printStackTrace();
    }
}

From source file:edu.morgan.server.UploadFile.java

@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, java.io.IOException {
    // Check that we have a file upload request
    RequestDispatcher rd;
    response.setContentType("text/html");

    isMultipart = ServletFileUpload.isMultipartContent(request);
    if (!isMultipart) {
        rd = request.getRequestDispatcher("fail.jsp");
        rd.forward(request, response);
    }//from w  ww .ja v a  2  s  .  c  om

    try {
        ServletFileUpload upload = new ServletFileUpload();
        response.setContentType("text/plain");

        FileItemIterator iterator = upload.getItemIterator(request);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            InputStream stream = item.openStream();
            this.read(stream);
        }
        request.removeAttribute("incompleteStudents");
        request.setAttribute("incompleteStudents", studentList);

        rd = request.getRequestDispatcher("Success");
        rd.forward(request, response);

    } catch (Exception ex) {
        throw new ServletException(ex);
    }

}

From source file:com.globalsight.everest.webapp.pagehandler.projects.workflows.JobControlCompletedHandler.java

/**
 * Invokes this EntryPageHandler object// w  w  w . j  a  va  2 s.co m
 * <p>
 * @param p_ageDescriptor the description of the page to be produced.
 * @param p_request original request sent from the browser.
 * @param p_response original response object.
 * @param p_context the Servlet context.
 */
public void myInvokePageHandler(WebPageDescriptor p_thePageDescriptor, HttpServletRequest p_request,
        HttpServletResponse p_response, ServletContext p_context)
        throws ServletException, IOException, RemoteException, EnvoyServletException {
    HttpSession session = p_request.getSession(false);
    SessionManager sessionMgr = (SessionManager) session.getAttribute(SESSION_MANAGER);

    if (p_request.getParameter("action") != null
            && "checkDownloadQAReport".equals(p_request.getParameter("action"))) {
        ServletOutputStream out = p_response.getOutputStream();
        String jobIds = p_request.getParameter("jobIds");
        boolean checkQA = checkQAReport(sessionMgr, jobIds);
        String download = "";
        if (checkQA) {
            download = "success";
        } else {
            download = "fail";
        }
        Map<String, Object> returnValue = new HashMap();
        returnValue.put("download", download);
        out.write((JsonUtil.toObjectJson(returnValue)).getBytes("UTF-8"));
        return;
    } else if (p_request.getParameter("action") != null
            && "downloadQAReport".equals(p_request.getParameter("action"))) {
        Set<Long> jobIdSet = (Set<Long>) sessionMgr.getAttribute("jobIdSet");
        Set<File> exportFilesSet = (Set<File>) sessionMgr.getAttribute("exportFilesSet");
        Set<String> localesSet = (Set<String>) sessionMgr.getAttribute("localesSet");
        long companyId = (Long) sessionMgr.getAttribute("companyId");
        WorkflowHandlerHelper.zippedFolder(p_request, p_response, companyId, jobIdSet, exportFilesSet,
                localesSet);
        sessionMgr.removeElement("jobIdSet");
        sessionMgr.removeElement("exportFilesSet");
        sessionMgr.removeElement("localesSet");
        return;
    }

    boolean stateMarch = false;
    if (Job.LOCALIZED.equals((String) sessionMgr.getMyjobsAttribute("lastState")))
        stateMarch = true;
    setJobSearchFilters(sessionMgr, p_request, stateMarch);

    m_exportBean = new NavigationBean(EXPORT_BEAN, p_thePageDescriptor.getPageName());
    HashMap beanMap = invokeJobControlPage(p_thePageDescriptor, p_request, LOCALIZED_BEAN);
    p_request.setAttribute("searchType", p_request.getParameter("searchType"));
    p_request.setAttribute("action", p_request.getParameter("action"));
    performAppropriateOperation(p_request);

    sessionMgr.setMyjobsAttribute("lastState", Job.LOCALIZED);
    JobVoLocalizedSearcher searcher = new JobVoLocalizedSearcher();
    searcher.setJobVos(p_request);

    p_request.setAttribute(EXPORT_URL_PARAM, m_exportBean.getPageURL());
    p_request.setAttribute(JOB_ID, JOB_ID);
    p_request.setAttribute(JOB_LIST_START_PARAM, p_request.getParameter(JOB_LIST_START_PARAM));
    p_request.setAttribute(PAGING_SCRIPTLET,
            getPagingText(p_request, ((NavigationBean) beanMap.get(BASE_BEAN)).getPageURL(), Job.LOCALIZED));
    // Set the EXPORT_INIT_PARAM in the sessionMgr so we can bring
    // the user back here after they Export
    sessionMgr.setAttribute(JobManagementHandler.EXPORT_INIT_PARAM, BASE_BEAN);

    sessionMgr.setAttribute("destinationPage", "localized");
    //clear the session for download job from joblist page
    sessionMgr.setAttribute(DownloadFileHandler.DOWNLOAD_JOB_LOCALES, null);
    sessionMgr.setAttribute(DownloadFileHandler.DESKTOP_FOLDER, null);
    setJobProjectsLocales(sessionMgr, session);

    // turn on cache.  do both.  "pragma" for the older browsers.
    p_response.setHeader("Pragma", "yes-cache"); //HTTP 1.0
    p_response.setHeader("Cache-Control", "yes-cache"); //HTTP 1.1
    p_response.addHeader("Cache-Control", "yes-store"); // tell proxy not to cache
    try {
        Company company = ServerProxy.getJobHandler()
                .getCompanyById(CompanyWrapper.getCurrentCompanyIdAsLong());
        p_request.setAttribute("company", company);
    } catch (Exception e) {
        e.printStackTrace();
    }
    // forward to the jsp page.
    RequestDispatcher dispatcher = p_context.getRequestDispatcher(p_thePageDescriptor.getJspURL());
    dispatcher.forward(p_request, p_response);
}

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

/**
 * //from  w  w  w.j a  va2 s.  c om
 * 
 * @param req
 *            basic request
 * @param resp
 *            basic resp
 * @throws ServletException
 *             basic
 * @throws IOException
 *             basic
 */
public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    Long serviceId = null;
    try {
        serviceId = new Long(req.getParameter("serviceId"));
    } catch (Exception e) {
        // Do nothing
    }
    Service service = null;

    if (serviceId != null) {
        service = store.getServiceById(serviceId);
    }
    if (service == null) {
        service = new Service();
    }

    req.setAttribute("mockservice", service);

    req.setAttribute("requestInspectorList", PluginStore.getInstance().getRequestInspectorImplClassList());
    RequestDispatcher dispatch = req.getRequestDispatcher("/service_setup.jsp");
    dispatch.forward(req, resp);
}

From source file:edu.morgan.server.UploadFileServlet.java

@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, java.io.IOException {
    // Check that we have a file upload request
    RequestDispatcher rd;
    response.setContentType("text/html");

    isMultipart = ServletFileUpload.isMultipartContent(request);
    if (!isMultipart) {
        rd = request.getRequestDispatcher("fail.jsp");
        rd.forward(request, response);
    }/*from  w  ww .  j a  va  2s  .co m*/

    try {
        ServletFileUpload upload = new ServletFileUpload();
        response.setContentType("text/plain");

        FileItemIterator iterator = upload.getItemIterator(request);
        while (iterator.hasNext()) {
            FileItemStream item = iterator.next();
            InputStream stream = item.openStream();
            this.read(stream);
        }

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

    } catch (Exception ex) {
        throw new ServletException(ex);
    }

}

From source file:mashups.eventpub.EventPublisherServlet.java

/**
 * Default action - output intro page /*  ww w. j av  a 2 s .com*/
 *
 * @param request The request 
 * @param response The response 
 */
private void processOutputIntroPage(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    String ssAuthUrl = EventPublisher.getSsAuthSubUrl(getCurrentUrl(request) + "?action=acceptAuthSubToken");
    request.setAttribute("ssAuthUrl", ssAuthUrl);
    RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/WEB-INF/jsp/outputIntroPage.jsp");
    dispatcher.forward(request, response);
}

From source file:controller.addGame.java

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

        boolean isMultiPart = ServletFileUpload.isMultipartContent(request);
        if (isMultiPart) {
            FileItemFactory factory = new DiskFileItemFactory();
            ServletFileUpload upload = new ServletFileUpload(factory);
            List items = upload.parseRequest(request);
            Iterator<FileItem> iter = items.iterator();
            while (iter.hasNext()) {
                FileItem fileItem = iter.next();
                if (fileItem.isFormField()) {
                    processFormField(fileItem);
                } else {
                    flItem = fileItem;//from   w  ww.  ja  v a  2 s.co m
                }
            }
        }

        Connect obj_con = new Connect();
        Connection con = obj_con.Open();

        String sql = "insert into Application_Names values(?,?,?)";
        String sql1 = "insert into required_Minimum values(?,?,?,?,?,?)";
        String sql2 = "insert into required_Recomended values(?,?,?,?,?,?)";

        PreparedStatement pr = con.prepareStatement(sql);
        PreparedStatement pr1 = con.prepareStatement(sql1);
        PreparedStatement pr2 = con.prepareStatement(sql2);

        pr.setString(1, AppName);
        pr.setString(2, Code);
        pr.setString(3, Code);

        pr1.setString(1, Code);
        pr1.setString(2, MinGpu);
        pr1.setInt(3, MinGpuLvl);
        pr1.setString(4, MinCpu);
        pr1.setInt(5, RecCpuLvl);
        pr1.setInt(6, MinRam);

        pr2.setString(1, Code);
        pr2.setString(2, RecGpu);
        pr2.setInt(3, RecGpuLvl);
        pr2.setString(4, RecCpu);
        pr2.setInt(5, RecCpuLvl);
        pr2.setInt(6, RecRam);

        int a = pr.executeUpdate();
        int b = pr1.executeUpdate();
        int c = pr2.executeUpdate();

        if (a > 0 && b > 0 && c > 0) {
            RequestDispatcher rd = request.getRequestDispatcher("viewGames.jsp");
            request.setAttribute("return", "Added Item Succesfully.");
            rd.forward(request, response);

            pr.close();
            pr1.close();
            pr2.close();
            con.close();
        } else {
            RequestDispatcher rd = request.getRequestDispatcher("addGame.jsp");
            request.setAttribute("return", "Added Item Succesfully.");
            rd.forward(request, response);
        }

    } catch (Exception e) {
        System.out.println(e.getCause());
    }
}

From source file:mashups.eventpub.EventPublisherServlet.java

/**
 * Output list of spreadsheets owned by authenticated account 
 *
 * @param request The request /*  ww  w  . j  a  v  a 2  s  .  c o m*/
 * @param response The response 
 */
private void processOutputSsList(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    EventPublisher ep = new EventPublisher();
    try {
        ep.setSsAuthSubToken((String) request.getSession().getAttribute(SESSION_ATTR_SS_AUTH_TOKEN), false);
        request.setAttribute("ssList", ep.getSsList());
    } catch (EPAuthenticationException e) {
        System.err.println("Authentication exception: " + e.getMessage());
    }
    RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/WEB-INF/jsp/outputSsList.jsp");
    dispatcher.forward(request, response);
}

From source file:mashups.eventpub.EventPublisherServlet.java

/**
 * Output list of worksheets in chosen spreadsheet 
 *
 * @param request The request /*from   w w w.  jav  a  2 s  .  com*/
 * @param response The response 
 */
private void processOutputWsList(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    EventPublisher ep = new EventPublisher();
    try {
        ep.setSsAuthSubToken((String) request.getSession().getAttribute(SESSION_ATTR_SS_AUTH_TOKEN), false);
        request.setAttribute("token", ep.getSsAuthSubToken());
        request.setAttribute("wsList", ep.getWsList((String) request.getParameter("wsFeed")));
    } catch (EPAuthenticationException e) {
        System.err.println("Authentication exception: " + e.getMessage());
    }

    RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/WEB-INF/jsp/outputWsList.jsp");
    dispatcher.forward(request, response);
}