Example usage for javax.servlet RequestDispatcher include

List of usage examples for javax.servlet RequestDispatcher include

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Introduction

In this page you can find the example usage for javax.servlet RequestDispatcher include.

Prototype

public void include(ServletRequest request, ServletResponse response) throws ServletException, IOException;

Source Link

Document

Includes the content of a resource (servlet, JSP page, HTML file) in the response.

Usage

From source file:org.codehaus.groovy.grails.web.util.WebUtils.java

/**
 * Includes the given URL returning the resulting content as a String
 *
 * @param includeUrl The URL to include//  w ww  .ja va2s .co  m
 * @param request The request
 * @param response The response
 * @param model The model
 * @return The content
 */
@SuppressWarnings({ "unchecked", "rawtypes" })
public static IncludedContent includeForUrl(String includeUrl, HttpServletRequest request,
        HttpServletResponse response, Map model) {
    RequestDispatcher dispatcher = request.getRequestDispatcher(includeUrl);
    HttpServletResponse wrapped = WrappedResponseHolder.getWrappedResponse();
    response = wrapped != null ? wrapped : response;

    exposeIncludeRequestAttributes(request);

    Map toRestore = exposeRequestAttributesAndReturnOldValues(request, model);

    try {
        final IncludeResponseWrapper responseWrapper = new IncludeResponseWrapper(response);
        try {
            WrappedResponseHolder.setWrappedResponse(responseWrapper);
            dispatcher.include(request, responseWrapper);
            if (responseWrapper.getRedirectURL() != null) {
                return new IncludedContent(responseWrapper.getRedirectURL());
            }
            return new IncludedContent(responseWrapper.getContentType(), responseWrapper.getContent());
        } finally {
            WrappedResponseHolder.setWrappedResponse(wrapped);
        }
    } catch (Exception e) {
        throw new ControllerExecutionException("Unable to execute include: " + e.getMessage(), e);
    } finally {
        cleanupIncludeRequestAttributes(request, toRestore);
    }
}

From source file:org.jpublish.util.PathDispatcherManager.java

/**
 * This method is damn tricky./*from  w  w  w.  j av a 2  s .  com*/
 * Ask Anthony how we can re-process the input supplied by our
 * new "slave": the Servlet which just proccessed the request ;)
 * <p/>
 * We can therefore to "influence" the output by using Velocity or Actions...
 * todo... check this f@#$ gizmo
 * <p/>
 * BufferedReader br = new BufferedReader( new InputStreamReader(request.getInputStream() ) );
 * String data = br.readLine();
 * ...todo: eat this data
 * if(br !=null) br.close();
 * apparently is working but is weird :)) I hope is not a mistake
 *
 * @param request
 * @param response
 * @param dispatcherName
 * @throws IOException
 * @throws ServletException
 */
public void include(HttpServletRequest request, HttpServletResponse response, String dispatcherName)
        throws IOException, ServletException {

    if (dispatcherName != null) {
        RequestDispatcher rd = siteContext.getServletContext().getNamedDispatcher(dispatcherName);
        rd.include(request, response);
        // unfinished....
    }
}

From source file:org.seasar.s2click.filter.UrlPatternFilter.java

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    HttpServletRequest req = HttpServletRequest.class.cast(request);

    String requestUri = req.getRequestURI();
    String context = req.getContextPath();
    String queryString = req.getQueryString();

    String requestPath = requestUri.substring(context.length());
    if (StringUtils.isNotEmpty(queryString)) {
        requestPath = requestPath + "?" + queryString;
    }/*w  w  w  . j av  a  2  s  . co m*/
    if (logger.isDebugEnabled()) {
        logger.debug("UrlRewriteFilter???");
        logger.debug("" + requestPath);
    }

    // ?????????
    if (excludePattern != null) {
        Matcher matcher = excludePattern.matcher(requestPath);
        if (matcher.matches()) {
            if (logger.isDebugEnabled()) {
                logger.debug(
                        "?????UrlRewriteFilter?????");
            }
            chain.doFilter(request, response);
            return;
        }
    }

    // HOT deploy??????ClickApp??
    S2Container container = SingletonS2ContainerFactory.getContainer();

    if (SmartDeployUtil.isHotdeployMode(container) && request.getAttribute(HOTDEPLOY_INIT_KEY) == null) {
        if (logger.isDebugEnabled()) {
            logger.debug("UrlRewriteFilter?Click??????");
        }

        request.setAttribute(HOTDEPLOY_INIT_KEY, "initialize");
        RequestDispatcher dispatcher = request.getRequestDispatcher("/init.htm");
        dispatcher.include(request, response);
    }

    for (UrlRewriteInfo info : UrlPatternManager.getAll()) {
        Matcher matcher = info.pattern.matcher(requestPath);
        if (matcher.matches()) {
            StringBuilder realPath = new StringBuilder();
            realPath.append(info.realPath);
            for (int i = 0; i < info.parameters.length; i++) {
                if (i == 0) {
                    realPath.append("?");
                } else {
                    realPath.append("&");
                }
                realPath.append(info.parameters[i]);
                realPath.append("=");
                realPath.append(matcher.group(i + 1));
            }

            if (logger.isDebugEnabled()) {
                logger.debug(realPath.toString() + "????");
            }

            RequestDispatcher dispatcher = request.getRequestDispatcher(realPath.toString());
            dispatcher.forward(request, response);
            return;
        }
    }

    chain.doFilter(request, response);
}

From source file:classes.newsserv.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*www  . ja v  a 2 s .  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, FileUploadException {
    response.setContentType("text/html;charset=UTF-8");
    PrintWriter out = response.getWriter();

    // Apache Commons-Fileupload library classes
    DiskFileItemFactory factory = new DiskFileItemFactory();
    ServletFileUpload sfu = new ServletFileUpload(factory);

    if (!ServletFileUpload.isMultipartContent(request)) {
        System.out.println("sorry. No file uploaded");
        return;
    }

    try {// parse request
        List items = sfu.parseRequest(request);
        FileItem title = (FileItem) items.get(0);
        String t = title.getString();
        //System.out.println("t=" + t);
        FileItem news = (FileItem) items.get(1);
        String n = news.getString();

        FileItem date = (FileItem) items.get(2);
        String d = date.getString();

        FileItem time = (FileItem) items.get(3);
        String ti = time.getString();

        FileItem btn = (FileItem) items.get(5);
        String button = btn.getString();

        // get uploaded file
        FileItem file = (FileItem) items.get(4);

        if (button.equals("add")) {
            adminclass x = new adminclass();
            if (x.insertnews(t, n, d, ti, file)) {

                RequestDispatcher regd = request.getRequestDispatcher("news.jsp");
                regd.include(request, response);
            }
        }

        else if (button.equals("Select")) {//System.out.println("aval");
            adminclass x = new adminclass();

            ArrayList al = new ArrayList();
            id = Long.parseLong(request.getParameter("txt_id"));

            al = x.searchnews(id);
            request.setAttribute("data", al);
            // out.println("Record Searched");
            //            id=Long.parseLong(al.get(0).toString());
            //System.out.println(id);
            RequestDispatcher regd = request.getRequestDispatcher("news.jsp");
            regd.include(request, response);
        } else if (button.equals("update")) {
            adminclass x = new adminclass();

            if (x.updatenews(id, t, n, d, ti)) {
                RequestDispatcher regd = request.getRequestDispatcher("news.jsp");
                regd.include(request, response);
            }
        }
    } finally {
        out.close();
    }
}

From source file:com.krawler.esp.servlets.ProfileImageServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    // Get the absolute path of the image
    ServletContext sc = getServletContext();
    String uri = req.getRequestURI();
    String servletBase = req.getServletPath();
    if (!StringUtil.isNullOrEmpty(req.getParameter("flag"))) {
        try {//  ww  w . j  ava  2s. co m
            // TODO: Fix hardcoded url
            if (!StringUtil.isNullOrEmpty(req.getParameter("trackid"))) {
                String url = "/remoteapi.jsp?action=100&data={\"iscommit\":true}&trackid="
                        + req.getParameter("trackid");
                RequestDispatcher rd = req.getRequestDispatcher(url);
                rd.include(req, resp);
            }
            String fileName = StorageHandler.GetProfileImgStorePath() + "blankImage.png";
            File file = new File(fileName);
            if (file.exists()) {
                FileInputStream in = new FileInputStream(file);
                OutputStream out = resp.getOutputStream();

                // Copy the contents of the file to the output stream
                byte[] buf = new byte[4096];
                int count = 0;
                while ((count = in.read(buf)) >= 0) {
                    out.write(buf, 0, count);
                }
                in.close();
                out.close();
            }
        } catch (Exception e) {
            logger.warn(e.getMessage(), e);
        }
    } else {
        boolean Companyflag = (req.getParameter("company") != null) ? true : false;
        String imagePath = defaultImgPath;
        String requestedFileName = "";
        if (Companyflag) {
            imagePath = defaultCompanyImgPath;
            String companyId = null;
            try {
                companyId = sessionHandlerImpl.getCompanyid(req);
            } catch (Exception ee) {
                logger.warn(ee.getMessage(), ee);
            }
            if (StringUtil.isNullOrEmpty(companyId)) {
                String domain = URLUtil.getDomainName(req);
                if (!StringUtil.isNullOrEmpty(domain)) {
                    //@@@
                    //                        companyId = sessionHandlerImpl.getCompanyid(domain);
                    requestedFileName = "/original_" + companyId + ".png";
                } else {
                    requestedFileName = "logo.gif";
                }
            } else {
                requestedFileName = "/" + companyId + ".png";
            }
        } else {
            requestedFileName = uri.substring(uri.lastIndexOf(servletBase) + servletBase.length());
        }
        String fileName = null;

        fileName = StorageHandler.GetProfileImgStorePath() + requestedFileName;
        // Get the MIME type of the image
        String mimeType = sc.getMimeType(fileName);
        if (mimeType == null) {
            sc.log("Could not get MIME type of " + fileName);
            resp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
            return;
        }

        // Set content type
        resp.setContentType(mimeType);

        // Set content size
        File file = new File(fileName);
        if (!file.exists()) {
            if (fileName.contains("_100.")) {
                file = new File(fileName.replaceAll("_100.", "."));
            }
            if (!file.exists()) {
                file = new File(sc.getRealPath(imagePath));
            }
        }

        resp.setContentLength((int) file.length());

        // Open the file and output streams
        FileInputStream in = new FileInputStream(file);
        OutputStream out = resp.getOutputStream();

        // Copy the contents of the file to the output stream
        byte[] buf = new byte[4096];
        int count = 0;
        while ((count = in.read(buf)) >= 0) {
            out.write(buf, 0, count);
        }
        in.close();
        out.close();
    }
}

From source file:org.gwtportlets.portlet.server.WebAppContentDataProvider.java

public void refresh(WebAppContentPortlet.Factory f, PageRequest req) {
    if (f.path == null || f.path.length() == 0) {
        f.html = null;/*from  w  w  w  .j a  va 2  s.  c o m*/
    } else {
        HttpServletRequest servletRequest = req.getServletRequest();
        String path = f.path.startsWith("/") ? f.path : "/" + f.path;
        RequestDispatcher rd = servletRequest.getRequestDispatcher(path);
        BufferedResponse res = new BufferedResponse(req.getServletResponse());
        try {
            rd.include(servletRequest, res);
            res.getWriter().flush();
            f.html = new String(res.toByteArray(), res.getCharacterEncoding());
        } catch (Exception e) {
            log.error("Error including '" + path + "': " + e, e);
            f.html = "Error including '" + path + "'<br>(see server log for details)";
        }
    }
}

From source file:com.openedit.generators.FilterGenerator.java

public void generate(WebPageRequest inContext, Page inPage, Output inOut) throws OpenEditException {
    HttpServletRequest httpRequest = inContext.getRequest();
    HttpServletResponse httpResponse = inContext.getResponse();
    Page page = (Page) inContext.getPageValue("page");

    //load the standard context objects
    httpRequest.setAttribute("context", inContext);
    httpRequest.setAttribute("pages", inContext.getPageStreamer());
    httpRequest.setAttribute("content", inContext.getContentPage());

    /* I commented this out since it conflics with existing JSP pages. Blojsom has its own "page" variable, get stuff from the context
     for (Iterator iter = inContext.getPageMap().entrySet().iterator(); iter.hasNext();)
     {//from w w  w  . j a  v  a 2  s.  co m
     Map.Entry entry = (Map.Entry) iter.next();
     String key = (String) entry.getKey();
     httpRequest.setAttribute(key, inContext.getPageValue(key));
     }
     */

    DecoratedServletResponse response = new DecoratedServletResponse(httpResponse,
            new DecoratedServletOutputStream(inOut));

    DecoratedServletRequest newrequest = new DecoratedServletRequest(httpRequest);

    String requestPath = page.getContentItem().getActualPath();
    newrequest.setrequestURI(requestPath);
    try {
        inOut.getWriter().flush();
        //URLUtilities urls = (URLUtilities)inContext.getPageValue(PageRequestKeys.URL_UTILITIES);
        if (requestPath.endsWith(".jsp")) {
            //A dispatcherallow us to use the base directory and draft modes
            RequestDispatcher jspDispatcher = httpRequest.getRequestDispatcher(requestPath);
            jspDispatcher.include(newrequest, response); //This only applies for jsp pages.
        } else {
            FilterChain chain = (FilterChain) httpRequest.getAttribute("servletchain");
            chain.doFilter(newrequest, response); //This will capture output to our existing output class
        }
        inOut.getWriter().flush();
    } catch (ServletException ex) {
        throw new OpenEditException(ex);
    } catch (IOException ex) {
        throw new OpenEditException(ex);
    }
}

From source file:org.eclipse.orion.server.authentication.form.servlets.LoginServlet.java

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

    if (req.getParameter("login") == null && FormAuthHelper.getAuthenticatedUser(req) != null) {
        FormAuthHelper.writeLoginResponse(FormAuthHelper.getAuthenticatedUser(req), resp);
        return;/*from  ww w .  j a  v a 2  s  . c  o m*/
    }

    try {
        if (FormAuthHelper.performAuthentication(req, resp)) {
            if (req.getParameter("redirect") != null && !req.getParameter("redirect").equals("")) { //$NON-NLS-1$
                resp.sendRedirect(req.getParameter("redirect"));
            } else {
                resp.flushBuffer();
            }
        } else {
            // redirection from
            // FormAuthenticationService.setNotAuthenticated
            String versionString = req.getHeader("Orion-Version"); //$NON-NLS-1$
            Version version = versionString == null ? null : new Version(versionString);

            // TODO: This is a workaround for calls
            // that does not include the WebEclipse version header
            String xRequestedWith = req.getHeader("X-Requested-With"); //$NON-NLS-1$

            String invalidLoginError = "Invalid user or password";

            if (version == null && !"XMLHttpRequest".equals(xRequestedWith)) { //$NON-NLS-1$
                RequestDispatcher rd = req.getRequestDispatcher(
                        "/loginform?error=" + new String(Base64.encode(invalidLoginError.getBytes()))); //$NON-NLS-1$
                rd.include(req, resp);
            } else {
                PrintWriter writer = resp.getWriter();
                JSONObject jsonError = new JSONObject();
                try {
                    jsonError.put("error", invalidLoginError); //$NON-NLS-1$
                    writer.print(jsonError);
                    resp.setContentType("application/json"); //$NON-NLS-1$
                } catch (JSONException e) {/* ignore */
                }
                resp.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
            }
            resp.flushBuffer();
        }
    } catch (UnsupportedUserStoreException e) {
        LogHelper.log(e);
        resp.sendError(HttpServletResponse.SC_UNAUTHORIZED, e.getMessage());
    }

}

From source file:Servlets.ServletPelicula.java

private void cargarPelicula(HttpServletRequest request, HttpServletResponse response)
        throws FileUploadException, Exception {
    FileItemFactory file_factory = new DiskFileItemFactory();
    ServletFileUpload servlet_up = new ServletFileUpload(file_factory);
    List items = servlet_up.parseRequest(request);
    String urlImg = "";
    String mirar = "";
    Hashtable datosPelicula = new Hashtable();
    for (int i = 0; i < items.size(); i++) {
        FileItem item = (FileItem) items.get(i);
        if (!item.isFormField()) {
            urlImg = item.getName();//from w w w. ja va  2 s .co m
            if (!urlImg.equals("")) {
                String dir = getServletContext().getRealPath("/");
                String dir2 = dir.replaceAll("web", "img");
                String dir3 = dir2.replaceAll("build", "web");
                File fileFoto = new File(dir3, item.getName());
                item.write(fileFoto);
            }
        } else {
            //if(item.getFieldName().equals("chkestado"))
            mirar += " " + item.getFieldName();
            datosPelicula.put(item.getFieldName(),
                    new String(item.getString().getBytes("iso-8859-1"), "UTF-8"));
        }
    }
    if (urlImg.equals("")) {
        urlImg = (String) datosPelicula.get("imgdefecto");
    }
    if (mirar != " ") {
        mirar += " ";
    }
    Pelicula nueva = new Pelicula(datosPelicula.get("nombre").toString(),
            datosPelicula.get("director").toString(),
            Integer.parseInt(datosPelicula.get("duracion").toString()),
            datosPelicula.get("descripcion").toString(), true, urlImg);
    String estado = (String) datosPelicula.get("chbestado");
    boolean disponible = false;
    if (estado != null) {
        disponible = true;
        nueva.setEstado(disponible);
    }
    String mod = (String) datosPelicula.get("Modifica");
    if (mod == null) {
        ctrlPelicula.altaPelicula(nueva);
    } else {
        int id = Integer.parseInt((String) datosPelicula.get("Modifica"));
        nueva.setIdPelicula(id);
        ctrlPelicula.modificapelicula(nueva);
    }
    RequestDispatcher aux = request.getRequestDispatcher("/abmPelicula.jsp");
    aux.include(request, response);
}

From source file:servlet.login.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//w  w  w  .j  a  va 2  s  .  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, SQLException, ClassNotFoundException {
    response.setContentType("text/html;charset=UTF-8");
    try (PrintWriter out = response.getWriter()) {
        /* TODO output your page here. You may use following sample code. */

        out.println("<!DOCTYPE html>");
        out.println("<html>");
        out.println("<head>");
        out.println("<title> Desarrollo</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("</body>");
        out.println("</html>");

        String U, P;

        U = request.getParameter("email");
        P = DigestUtils.sha1Hex(request.getParameter("pass"));

        DAO_usuario consultar = new DAO_usuario();
        Conexion con = new Conexion();
        if (!con.conectar()) {
            response.setContentType("text/html");

            out.println("<script type=\"text/javascript\">");
            out.println("alert('[ERROR] Al conectar');");

            out.println("</script>");

            out.println("<script type=\"text/javascript\">");
            out.println("window.location=\"iniciar_sesion.jsp\";");

            out.println("</script>");

        } else {

            if (!consultar.Usuario_Correcto(U, P)) {
                response.setContentType("text/html");
                out.println("<script type=\"text/javascript\">");
                out.println("alert('[ERROR] Al iniciar sesion.');");

                out.println("</script>");

                out.println("<script type=\"text/javascript\">");
                out.println("window.location=\"iniciar_sesion.jsp\";");

                out.println("</script>");

            } else {

                /*
                 ResultSet usuario;
                         
                 usuario =  consultar.Select_Usuario(U, P);
                         
                 String sexo,nickname;
                 sexo = usuario.getString("sexo");
                 nickname = usuario.getString("usuario");
                 int tipo_usuario = usuario.getInt("tipo_usuario");
                 */

                HttpSession mysesion = request.getSession();
                ServletContext ctx = getServletContext();

                mysesion.setAttribute("U", U);
                mysesion.setAttribute("P", P);
                /*
                mysesion.setAttribute("sexo",sexo);
                mysesion.setAttribute("tipo_usuario",tipo_usuario);
                mysesion.setAttribute("nickname",nickname);
                */
                RequestDispatcher dispatcher = ctx.getRequestDispatcher("/desarrollo.jsp");

                dispatcher.include(request, response);

            }
        }
    }
}