Example usage for javax.servlet ServletContext getRequestDispatcher

Introduction

In this page you can find the example usage for javax.servlet ServletContext 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:org.iterx.miru.support.servlet.HttpDispatcherServlet.java

public void service(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    assert (dispatcher != null) : "dispatcher == null";
    assert (processingContextFactory != null) : "processingContextFactory == null";

    try {/*from w  w  w .ja v a 2 s  . c  o m*/
        ProcessingContext<HttpServletRequestContext, HttpServletResponseContext> processingContext;
        HttpServletResponseContext responseContext;
        HttpServletRequestContext requestContext;

        processingContext = processingContextFactory.getProcessingContext(
                requestContext = new HttpServletRequestContext(request),
                responseContext = new HttpServletResponseContext(response));

        switch (dispatcher.dispatch(processingContext)) {
        case DONE:
            requestContext.close();
            responseContext.close();
            break;
        case OK:
        case DECLINE:
            break;
        case ERROR:
            responseContext.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            break;
        default:
            break;
        }
        ;
    } catch (RedirectEvent redirect) {
        URI uri;

        if ((uri = redirect.getURI()).getScheme() == null) {
            ServletContext servletContext;
            servletContext = (getServletConfig().getServletContext());

            (servletContext.getRequestDispatcher(uri.getPath())).forward(request, response);
        } else
            response.sendRedirect(uri.toString());
    } catch (ErrorEvent error) {
        String url;

        url = (request.getRequestURL()).toString();
        LOGGER.info("Error processing [" + url + "]", error);
        response.setStatus(error.getStatus());
    } catch (Exception e) {
        String url;

        url = (request.getRequestURL()).toString();
        LOGGER.error("Failed to process [" + url + "]", e);
        throw new ServletException("Request [" + url + "] failed.", e);
    }
}

---

From source file:com.ikon.servlet.admin.CronTabServlet.java

/**
 * List registered reports/*from www  .  ja v a  2  s. com*/
 */
private void list(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException, DatabaseException {
    log.debug("list({}, {})", new Object[] { request, response });
    ServletContext sc = getServletContext();
    List<CronTab> list = CronTabDAO.findAll();
    sc.setAttribute("crontabs", list);
    sc.getRequestDispatcher("/admin/crontab_list.jsp").forward(request, response);
    log.debug("list: void");
}

---

From source file:Servlet.BAC_UploadInvitationToBid.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from  ww  w  . ja va 2 s  .  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, ParseException {
    response.setContentType("text/html;charset=UTF-8");

    try {

        InputStream inputStream = null;

        String category = null;

        ArrayList<String> files = new ArrayList<String>();
        String id2 = "";

        boolean isMultipart = ServletFileUpload.isMultipartContent(request);
        if (isMultipart) {
            FileItemFactory factory = new DiskFileItemFactory();
            ServletFileUpload upload = new ServletFileUpload(factory);

            try {
                //ArrayList<String> 

                List items = upload.parseRequest(request);
                Iterator iterator = items.iterator();

                String id = null;
                String title = null;

                File path = null;
                File uploadedFiles = null;
                String fileName = null;

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

                    if (item.isFormField()) {

                        //Returns the string inside the field
                        String value = item.getString();
                        //returns the name of the field
                        String value2 = item.getFieldName();

                        if (value2.equals("projectId")) {
                            id = value;
                            id2 = value;
                        }
                        if (value2.equals("projectName")) {
                            title = value;
                        }

                    }

                    if (!item.isFormField()) {
                        fileName = item.getName();
                        String root = getServletContext().getRealPath("/");

                        //path where the file will be stored
                        path = new File("D:\\Development\\NetBeans\\Projects\\Cogito\\Upload"
                                + "/Bids and Awards Department" + "/Invitations to bid" + "/" + title
                                + " invitation");
                        if (!path.exists()) {
                            boolean status = path.mkdirs();
                        }

                        uploadedFiles = new File(path + "/" + fileName);
                        item.write(uploadedFiles);
                        files.add(fileName);

                    }
                }

                BACDAO bacdao = new BACDAO();
                OCPDDAO oc = new OCPDDAO();
                Project project = oc.getAllProjectDetails(id);

                bacdao.changeBACStatus1(id);

                InvitationToBid invite = new InvitationToBid(0, fileName, null, project,
                        "chrome-extension://nhcgkapmceenhknicldaiaplpkpmicmc/" + "Bids and Awards Department"
                                + "/Invitations to bid" + "/" + title + " invitation");
                bacdao.uploadInvitation(invite);

            } catch (FileUploadException e) {
                e.printStackTrace();
            } catch (Exception ex) {
                Logger.getLogger(BAC_UploadInvitationToBid.class.getName()).log(Level.SEVERE, null, ex);
            }

        }

        request.setAttribute("success", "Success");
        ServletContext context = getServletContext();
        RequestDispatcher dispatch = context.getRequestDispatcher("/BAC_Home");
        dispatch.forward(request, response);

    } finally {
        out.close();
    }

}

---

From source file:Servlet.Contractor_UploadBiddingProposal.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//  w w  w. ja va 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();
    HttpSession session = request.getSession();

    try {

        InputStream inputStream = null;

        ArrayList<String> files = new ArrayList<String>();
        ArrayList<String> fileType = new ArrayList<String>();
        ContractorDAO contDAO = new ContractorDAO();
        OCPDDAO oc = new OCPDDAO();

        //Gets the contractor
        Contractor_User contractor_user = (Contractor_User) session.getAttribute("user");
        Contractor contractor = contractor_user.getContractor();

        boolean isMultipart = ServletFileUpload.isMultipartContent(request);
        if (isMultipart) {
            FileItemFactory factory = new DiskFileItemFactory();
            ServletFileUpload upload = new ServletFileUpload(factory);

            try {

                List items = upload.parseRequest(request);
                Iterator iterator = items.iterator();

                String id = null;
                String title = null;
                File path = null;

                //File path = null;
                File uploadedFiles = null;
                String fileName = null;
                String documentType = null;

                while (iterator.hasNext()) {
                    FileItem item = (FileItem) iterator.next();
                    if (item.isFormField()) {

                        //Returns the string inside the field
                        String value = item.getString();
                        //returns the name of the field
                        String value2 = item.getFieldName();

                        if (value2.equals("projectId")) {
                            id = value;

                        }
                        if (value2.equals("projectName")) {
                            title = value;

                        }

                    }

                    if (!item.isFormField()) {
                        fileName = item.getName();
                        String root = getServletContext().getRealPath("/");
                        //path where the file will be stored
                        path = new File("C:\\Users\\AdrianKyle\\Documents\\NetBeansProjects\\Cogito\\Upload"
                                + "/Bids and Awards Department" + "/Eligibility Documents/" + title + "/"
                                + contractor.getName());

                        if (!path.exists()) {
                            boolean status = path.mkdirs();
                        }

                        uploadedFiles = new File(path + "/" + fileName);
                        item.write(uploadedFiles);

                    }

                }

                Project project = oc.getBasicProjectDetails(id);
                Contractor_Has_Project contProject = contDAO.getContractorHasProject(project, contractor);
                contDAO.updateConHasProject(contProject.getID());

                Eligibility_Document document = new Eligibility_Document(0, fileName,
                        "chrome-extension://affgigbpilagplecbaihihkcaddmlkji/" + "Bids and Awards Department"
                                + "/Eligibility Documents/" + title + "/" + contractor.getName(),
                        null, contProject, "Bidding Proposal", null, "");
                contDAO.uploadEligibilityDocuments(document);

            } catch (FileUploadException e) {
                e.printStackTrace();
            } catch (Exception ex) {
                Logger.getLogger(Contractor_UploadBiddingProposal.class.getName()).log(Level.SEVERE, null, ex);
            }

        }

        request.setAttribute("success", "Success");
        ServletContext context = getServletContext();
        RequestDispatcher dispatch = context.getRequestDispatcher("/Contractor_HandleInvitations");
        dispatch.forward(request, response);

    } finally {
        out.close();
    }

}

---

From source file:net.lightbody.bmp.proxy.jetty.servlet.Forward.java

public void doGet(HttpServletRequest sreq, HttpServletResponse sres) throws ServletException, IOException {
    String path = (String) sreq.getAttribute("javax.servlet.include.servlet_path");
    if (path == null)
        path = sreq.getServletPath();/*from w  w w  .j  a  va2  s.c o m*/
    if (path.length() == 0) {
        path = (String) sreq.getAttribute("javax.servlet.include.path_info");
        if (path == null)
            path = sreq.getPathInfo();
    }

    String forward = (String) _forwardMap.get(path);
    if (log.isDebugEnabled())
        log.debug("Forward " + path + " to " + forward);
    if (forward != null) {
        ServletContext context = getServletContext().getContext(forward);
        String contextPath = sreq.getContextPath();
        if (contextPath.length() > 1)
            forward = forward.substring(contextPath.length());

        RequestDispatcher dispatch = context.getRequestDispatcher(forward);
        if (dispatch != null) {
            dispatch.forward(sreq, sres);
            return;
        }
    }

    sres.sendError(404);
}

---

From source file:com.ikon.servlet.admin.StatsGraphServlet.java

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {
    String action = WebUtils.getString(request, "action", "graph");
    String type = WebUtils.getString(request, "t");
    JFreeChart chart = null;//from   w  w w.  j  av  a 2  s  . com
    updateSessionManager(request);

    try {
        if ("refresh".equals(action)) {
            new RepositoryInfo().runAs(null);
            ServletContext sc = getServletContext();
            sc.getRequestDispatcher("/admin/stats.jsp").forward(request, response);
        } else {
            response.setContentType("image/png");
            OutputStream out = response.getOutputStream();

            if (DOCUMENTS.equals(type) || DOCUMENTS_SIZE.equals(type) || FOLDERS.equals(type)) {
                chart = repoStats(type);
            } else if (DISK.equals(type)) {
                chart = diskStats();
            } else if (JVM_MEMORY.equals(type)) {
                chart = jvmMemStats();
            } else if (OS_MEMORY.equals(type)) {
                chart = osMemStats();
            }

            if (chart != null) {
                // Customize title font
                chart.getTitle().setFont(new Font("Tahoma", Font.BOLD, 16));

                // Match body {   background-color:#F6F6EE; }
                chart.setBackgroundPaint(new Color(246, 246, 238));

                // Customize no data
                PiePlot plot = (PiePlot) chart.getPlot();
                plot.setNoDataMessage("No data to display");

                // Customize labels
                plot.setLabelGenerator(null);

                // Customize legend
                LegendTitle legend = new LegendTitle(plot, new ColumnArrangement(), new ColumnArrangement());
                legend.setPosition(RectangleEdge.BOTTOM);
                legend.setFrame(BlockBorder.NONE);
                legend.setItemFont(new Font("Tahoma", Font.PLAIN, 12));
                chart.removeLegend();
                chart.addLegend(legend);

                if (DISK.equals(type) || JVM_MEMORY.equals(type) || OS_MEMORY.equals(type)) {
                    ChartUtilities.writeChartAsPNG(out, chart, 225, 225);
                } else {
                    ChartUtilities.writeChartAsPNG(out, chart, 250, 250);
                }
            }

            out.flush();
            out.close();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:controllers.ControllerServlet.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request//from w ww  . ja v a  2s .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 doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    String userPath = request.getServletPath();

    if (userPath.equals("/addWorker")) {
        String name = (String) request.getParameter("nameField");
        try {
            UFNS.getInstance().addWorkerWithName(name);
            this.save();
            String url = "workers";
            response.sendRedirect(url);
        } catch (WrongNumberValueException ex) {
            Logger.getLogger(ControllerServlet.class.getName()).log(Level.SEVERE, null, ex);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    } else if (userPath.equals("/deleteWorker")) {
        String id = (String) request.getParameter("id");
        try {
            UFNS.getInstance().removeWorkerWithId(Long.parseLong(id));
            this.save();
        } catch (WrongNumberValueException ex) {
            Logger.getLogger(ControllerServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
        String url = "workers";
        response.sendRedirect(url);
    } else if (userPath.equals("/deleteContract")) {
        String id = (String) request.getParameter("id");
        String contractid = (String) request.getParameter("contractId");
        try {
            Worker w = UFNS.getInstance().getWorkerWithId(Long.parseLong(id));
            w.removeContractWithId(Long.parseLong(contractid));
            this.save();
        } catch (WrongNumberValueException ex) {
            Logger.getLogger(ControllerServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
        String url = "contracts?id=" + id;
        response.sendRedirect(url);
    } else if (userPath.equals("/editWorker")) {
        String id = (String) request.getParameter("id");
        String name = (String) request.getParameter("name");
        String surname = (String) request.getParameter("surname");
        String lastname = (String) request.getParameter("lastname");
        try {
            Worker w = UFNS.getInstance().getWorkerWithId(Long.parseLong(id));
            w.setWorkerName(name);
            w.setWorkerSurName(surname);
            w.setWorkerLastName(lastname);
            this.save();
            ArrayList<AbstractContract> contracts;
            contracts = new ArrayList(UFNS.getInstance().getAllContractsForWorkerWithId(Long.parseLong(id)));
            ServletContext sc = getServletContext();
            RequestDispatcher rd = sc.getRequestDispatcher(userPath);

        } catch (WrongNumberValueException ex) {
            Logger.getLogger(ControllerServlet.class.getName()).log(Level.SEVERE, null, ex);
        } finally {
            String url = "contracts?id=" + id;
            response.sendRedirect(url);
        }

    } else if (userPath.equals("/addContract")) {
        String id = (String) request.getParameter("id");
        String post = (String) request.getParameter("post");
        String workplace = (String) request.getParameter("workplace");
        boolean budget = Boolean.parseBoolean(request.getParameter("budget").toString());
        try {
            Worker w = UFNS.getInstance().getWorkerWithId(Long.parseLong(id));
            if (budget) {
                w.addContract(new BudgetContract(workplace, post));
            } else {
                w.addContract(new FinanceContract(workplace, post));
            }

        } catch (WrongNumberValueException ex) {

        } finally {
            String url = "contracts?id=" + id;
            response.sendRedirect(url);
        }
    }

}

---

From source file:Servlet.Contractor_ReUpload.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*  ww w  . j a  v 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();
    HttpSession session = request.getSession();

    try {

        InputStream inputStream = null;

        ArrayList<String> files = new ArrayList<String>();
        ArrayList<String> fileType = new ArrayList<String>();
        ContractorDAO contDAO = new ContractorDAO();
        OCPDDAO oc = new OCPDDAO();

        //Gets the contractor
        Contractor_User contractor_user = (Contractor_User) session.getAttribute("user");
        Contractor contractor = contractor_user.getContractor();

        boolean isMultipart = ServletFileUpload.isMultipartContent(request);
        if (isMultipart) {
            FileItemFactory factory = new DiskFileItemFactory();
            ServletFileUpload upload = new ServletFileUpload(factory);

            try {

                List items = upload.parseRequest(request);
                Iterator iterator = items.iterator();

                String id = null;
                int docID = 0;
                String title = null;
                File path = null;

                //File path = null;
                File uploadedFiles = null;
                String fileName = null;
                String documentType = null;

                while (iterator.hasNext()) {
                    FileItem item = (FileItem) iterator.next();
                    if (item.isFormField()) {

                        //Returns the string inside the field
                        String value = item.getString();
                        //returns the name of the field
                        String value2 = item.getFieldName();

                        if (value2.equals("docID")) {
                            docID = Integer.parseInt(value);

                        }
                        if (value2.equals("doctype1")) {
                            documentType = value;

                        }
                        if (value2.equals("ProjectID")) {
                            id = value;

                        }
                        if (value2.equals("ProjectName")) {
                            title = value;

                        }

                    }

                    if (!item.isFormField()) {
                        fileName = item.getName();

                        String root = getServletContext().getRealPath("/");
                        //path where the file will be stored
                        path = new File("C:\\Users\\AdrianKyle\\Documents\\NetBeansProjects\\Cogito\\Upload"
                                + "/Bids and Awards Department" + "/Eligibility Documents/" + title + "/"
                                + contractor.getName());

                        if (!path.exists()) {
                            boolean status = path.mkdirs();
                        }

                        uploadedFiles = new File(path + "/" + fileName);
                        item.write(uploadedFiles);

                    }

                }

                Project project = oc.getBasicProjectDetails(id);
                Contractor_Has_Project contProject = contDAO.getContractorHasProject(project, contractor);

                Eligibility_Document document = new Eligibility_Document(0, fileName,
                        "chrome-extension://affgigbpilagplecbaihihkcaddmlkji/" + "Bids and Awards Department"
                                + "/Eligibility Documents/" + title + "/" + contractor.getName(),
                        null, contProject, documentType, null, "");
                contDAO.updateEligibilityDocument(docID, document);

            } catch (FileUploadException e) {
                e.printStackTrace();
            } catch (Exception ex) {
                Logger.getLogger(Contractor_UploadContractorDocuments.class.getName()).log(Level.SEVERE, null,
                        ex);
            }

        }

        request.setAttribute("success", "Success");
        ServletContext context = getServletContext();
        RequestDispatcher dispatch = context.getRequestDispatcher("/Contractor_HandleInvitations");
        dispatch.forward(request, response);

    } finally {
        out.close();
    }

}

---

From source file:org.docx4j.template.jsp.engine.JspTemplateImpl.java

private void doInterpret(String requestURL, Map<String, Object> variables, OutputStream output)
        throws IOException, ServletException {
    /**//from  www . j av a  2s  .  c  om
      * ServletContext?RequestDispatcher
      */
    ServletContext sc = request.getSession().getServletContext();
    /**
     * ???reqeustDispatcher
     */
    RequestDispatcher rd = sc.getRequestDispatcher(requestURL);
    /**
     * ByteArrayOutputStream?,??
     */
    final ByteArrayOutputStream baos = new ByteArrayOutputStream();

    /**
     * ServletOutputStreamwrite
     */
    final ServletOutputStream outputStream = new ServletOutputStream() {

        public void write(int b) throws IOException {
            /**
             * ?
             */
            baos.write(b);
        }

        @SuppressWarnings("unused")
        public boolean isReady() {
            return false;
        }

    };
    /**
     *  OutputStream  PrintWriter
     * OutputStreamWriter ????? charset ????
     */
    final PrintWriter pw = new PrintWriter(new OutputStreamWriter(baos, config.getOutputEncoding()), true);
    /**
     * ?HttpServletResponse??response
     */
    HttpServletResponse resp = new HttpServletResponseWrapper(response) {
        /**
         * getOutputStream(ServletResponse)ServletOutputStream
         * ?response
         * ?byteArrayOutputStream
         */
        public ServletOutputStream getOutputStream() {
            return outputStream;
        }

        /**
         * ?getWriter(ServletResponse)PrintWriter
         * ???
         */
        public PrintWriter getWriter() {
            return pw;
        }
    };
    /**
     * ?jsp RequestDispatcher.include(ServletRequest request,
     * ServletResponse response) RequestDispatcher??response
     */
    rd.include(request, resp);
    pw.flush();
    /**
     * ByteArrayOutputStreamwriteTo?????ByteArray
     */
    baos.writeTo(output);
}

---

From source file:com.ikon.servlet.admin.ReportServlet.java

/**
 * List registered reports//  ww  w. j a v  a2s . co  m
 */
private void list(String userId, HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException, DatabaseException {
    log.debug("list({}, {}, {})", new Object[] { userId, request, response });
    ServletContext sc = getServletContext();
    List<Report> list = ReportDAO.findAll();
    sc.setAttribute("reports", list);
    sc.getRequestDispatcher("/admin/report_list.jsp").forward(request, response);
    log.debug("list: void");
}

---

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