Example usage for javax.servlet RequestDispatcher forward

List of usage examples for javax.servlet RequestDispatcher forward

  1. HOME
  2. Java
  3. javax
  4. javax.servlet.*
  5. RequestDispatcher
  6. forward

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:in.edu.ssn.servlet.RegisterServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//from w  w w . j  a v a  2s . c  om
 *
 * @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 email = request.getParameter("email");
        String password = request.getParameter("password");
        //    System.out.println(numplate+mobileno);

        Client client;
        client = ClientBuilder.newClient();
        WebTarget target = client
                .target("https://api.idolondemand.com/1/api/sync/adduser/v1?store=myparkinglot&email=" + email
                        + "&password=" + password + "&apikey=fa64dd8c-6193-47fd-a4ba-052939805fa4");

        String response1 = target.request().get(String.class);
        org.json.JSONObject jsonObject = new org.json.JSONObject(response1);
        //JSONArray newJSON = jsonObject.getJSONArray("documents");
        String c1n = new String();
        //jsonObject = newJSON.getJSONObject(0);

        c1n = jsonObject.getString("message");
        System.out.println(c1n);
        System.out.println(response);
        if (c1n != null)

        {
            RequestDispatcher rd = request.getRequestDispatcher("/book.html");
            rd.forward(request, response);
        } else {
            RequestDispatcher rd = request.getRequestDispatcher("/home.html");
            rd.include(request, response);
        }
        /* TODO output your page here. You may use following sample code. 
        out.println("<!DOCTYPE html>");
        out.println("<html>");
        out.println("<head>");
        out.println("<title>Servlet RegisterServlet</title>");            
        out.println("</head>");
        out.println("<body>");
        out.println("<h1>" + response1 + "</h1>");
        out.println("</body>");
        out.println("</html>");*/

    } finally {
        out.close();
    }
}

From source file:com.ibm.bluemix.hack.image.ImageEvaluator.java

/**
 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
 *      response)// w  ww  . jav  a2s  . c o m
 */
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    Part file = request.getPart("image_file");
    InputStream is = file.getInputStream();
    byte[] buf = IOUtils.toByteArray(is);
    JSONObject results = analyzeImage(buf);

    request.setAttribute("results", results);

    RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/image.jsp");
    dispatcher.forward(request, response);

}

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

/**
 * The doPost method of the servlet. <br>
 * /*from   w ww.  j a v  a2 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 packageId = request.getParameter("packageid");
    String targetUrl = request.getParameter("targeturl");
    String subscription = "<subscription type=\"eml\"><packageId>" + packageId + "</packageId><url>" + targetUrl
            + "</url></subscription>";
    String message = null;
    String type = "info";

    if (uid.equals("public")) {
        message = LOGIN_WARNING;
        type = "warning";
    } else {
        try {
            EventSubscriptionClient eventClient = new EventSubscriptionClient(uid);
            String subscriptionId = eventClient.create(subscription);
            message = String.format("An Event Subscription with identifier '<b>%s</b>' was created.\n",
                    subscriptionId);
        } catch (Exception e) {
            handleDataPortalError(logger, e);
        }
    }

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

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

/**
 * The doPost method of the servlet. <br>
 * /*from w w  w  .j  av  a2 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 {
    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.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();//  w w  w.j av  a 2  s.co 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:controllers.ControladorFotoCoin.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request//w ww.  j a va 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 doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    int idMatch = Integer.parseInt(request.getParameter("idMatch"));
    String userPath = "";
    String UPLOAD_DIRECTORY = "/Users/patriciacuevas/NetBeansProjects/PerfectMatchTis2/web/fotosUsuarios";
    if (ServletFileUpload.isMultipartContent(request)) {
        String pathFile = "";
        try {
            List<FileItem> multiparts = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request);

            for (FileItem item : multiparts) {
                if (!item.isFormField()) {
                    String name = new File(item.getName()).getName();
                    pathFile = UPLOAD_DIRECTORY + File.separator + name;
                    item.write(new File(pathFile));

                }
            }

            PmtMatchDTO match = new PmtMatchDTO();
            match.setMatId(idMatch);

            PmtIntercambioFotosDTO intercambio = new PmtIntercambioFotosDTO();
            intercambio.setInfRutaUsuarioCoincidente(pathFile);
            intercambio.setMat(match);

            intercambio.guardar(intercambio);

            request.setAttribute("message", "Su foto fue enviada exitosamente");
            userPath = "cliente";

        } catch (Exception ex) {
            request.setAttribute("message", "Error al cargar el archivo");
            userPath = "enviarFotoCoincidente";
        }

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

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

/**
 * The doPost method of the servlet. <br>
 * //from  w  w  w  .ja  v a2 s .co 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 mapSearchResults = null;
    HttpSession httpSession = request.getSession();

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

    String queryText = (String) httpSession.getAttribute("queryText");
    mapSearchResults = executeQuery(uid, queryText);

    request.setAttribute("mapSearchResults", mapSearchResults);
    RequestDispatcher requestDispatcher = request.getRequestDispatcher(forward);
    requestDispatcher.forward(request, response);
}

From source file:org.myjerry.evenstar.web.controller.PageNotFoundController.java

@Override
public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {
    // extract the request URI
    // and check to see if this is a blog page URL
    // if yes - go ahead and display the page
    String uri = request.getRequestURI();

    BlogPost post = this.blogPostService.getPostForURI(uri);
    if (post != null) {
        RequestDispatcher dispatcher = request.getRequestDispatcher(
                "/viewPost.html?postID=" + post.getPostID() + "&blogID=" + post.getBlogID());
        dispatcher.forward(request, response);
        return null;
    }//  w ww . j a  v a2  s  .co m

    ModelAndView mav = new ModelAndView();
    mav.setViewName(".page.not.found");
    return mav;
}

From source file:net.swas.explorer.servlet.ms.CheckMSStatus.java

/**
 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
 *//*from   w  w w .j av  a  2 s.  c om*/
@SuppressWarnings("unchecked")
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    JSONObject messageJson = new JSONObject();
    messageJson.put("action", "status");
    this.prod.send(messageJson.toJSONString());

    if (FormFieldValidator.isLogin(request.getSession())) {

    } else {

    }
    String revMsg = this.cons.getReceivedMessage(request.getServletContext());
    log.info("Received Message :" + revMsg);
    if (revMsg != null) {

        JSONParser parser = new JSONParser();
        JSONObject revJson = null;
        try {

            revJson = (JSONObject) parser.parse(revMsg);
            String reqStatus = (String) revJson.get("status");

            if (reqStatus.equals("0")) {

                String msStatus = (String) revJson.get("msStatus");
                if (msStatus.trim().equals("1")) {
                    request.setAttribute("msStatus", "1");
                } else if (msStatus.trim().equals("0")) {
                    request.setAttribute("msStatus", "0");
                }

            }

        } catch (ParseException e) {

            e.printStackTrace();

        }

    }

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

}

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

/**
 * /* w  w  w  . j a va2s.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 {

    RequestDispatcher dispatch = req.getRequestDispatcher("/inject_realurl.jsp");
    dispatch.forward(req, resp);
}