Example usage for javax.servlet RequestDispatcher 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:com.bdnc.ecommercebdnc.command.CadastraProduto.java

@Override
public void execute(HttpServletRequest request, HttpServletResponse response) {

    boolean isMultipart = ServletFileUpload.isMultipartContent(request);
    if (isMultipart) {
        FileItemFactory factory = new DiskFileItemFactory();
        ServletFileUpload upload = new ServletFileUpload(factory);
        List<FileItem> items = null;
        try {/*ww w  . j  a va2  s. c o  m*/
            items = (List<FileItem>) upload.parseRequest(request);

            Produto produto = new Produto();
            produto.setFoto(items.get(0).get());
            produto.setDescricao(items.get(1).getString("UTF-8"));
            produto.setValor(Double.parseDouble(items.get(2).getString("UTF-8")));

            LojaService lojaService = new LojaService();
            lojaService.salvarProduto(produto);

            request.getSession().setAttribute("produtos", lojaService.listarProdutos());

            RequestDispatcher dispather = request.getRequestDispatcher("cadastroproduto.jsp");
            dispather.forward(request, response);
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
}

From source file:org.acegisecurity.ui.AccessDeniedHandlerImpl.java

public void handle(ServletRequest request, ServletResponse response,
        AccessDeniedException accessDeniedException) throws IOException, ServletException {
    if (errorPage != null) {
        // Put exception into request scope (perhaps of use to a view)
        ((HttpServletRequest) request).setAttribute(ACEGI_SECURITY_ACCESS_DENIED_EXCEPTION_KEY,
                accessDeniedException);/* ww  w .  ja v  a2  s  . c  o m*/

        // Perform RequestDispatcher "forward"
        RequestDispatcher rd = request.getRequestDispatcher(errorPage);
        rd.forward(request, response);
    }

    if (!response.isCommitted()) {
        // Send 403 (we do this after response has been written)
        ((HttpServletResponse) response).sendError(HttpServletResponse.SC_FORBIDDEN,
                accessDeniedException.getMessage());
    }
}

From source file:CheckFilter.java

private void reject(ServletRequest request, ServletResponse response) throws IOException, ServletException {

    request.setAttribute("errorMsg", "Please make sure to provide a valid value for all of the text fields.");

    Enumeration params = request.getParameterNames();
    String paramN = null;//  w  w w  .  j  a v  a  2s.c o m

    while (params.hasMoreElements()) {

        paramN = (String) params.nextElement();

        request.setAttribute(paramN, request.getParameter(paramN));

    }

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

}

From source file:com.bxf.hradmin.security.AccessDeniedHandler.java

@Override
public void handle(HttpServletRequest request, HttpServletResponse response,
        AccessDeniedException accessDeniedException) throws IOException, ServletException {

    request.setAttribute("defaultRedirectUrl", defaultRedirectUrl);
    request.setAttribute("timeToRedirect", timeToRedirect);

    RequestDispatcher dispatcher = request.getRequestDispatcher(errorPage);
    dispatcher.forward(request, response);
    return;/*from ww w .  j a  v a2s . c o m*/
}

From source file:de.highbyte_le.weberknecht.security.filters.LoginPageForwardFilter.java

@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    if (logger.isDebugEnabled())
        logger.debug("doFilter() - start");

    boolean forward = true;

    if (!(request instanceof HttpServletRequest) || !(response instanceof HttpServletResponse)) {
        logger.error("servlet request is no HTTP servlet request");
    } else {//from   w  ww.j a  v a  2  s  .co  m
        HttpSession session = ((HttpServletRequest) request).getSession();

        UserAuthentication userAuthentication = (UserAuthentication) session.getAttribute("user_auth");
        if (userAuthentication != null && userAuthentication.isAuthenticated())
            forward = false;
    }

    if (forward) {
        request.setAttribute("de.highbyte_le.weberknecht.login.status", "failed");

        logger.debug("doFilter() - forward to login page");
        RequestDispatcher rd = request.getRequestDispatcher(loginPage);
        rd.forward(request, response);
    } else {
        logger.debug("doFilter() - Continue with filter chain");
        chain.doFilter(request, response);
    }
}

From source file:com.ci6225.marketzone.servlet.seller.ViewProductListServlet.java

/**
 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
 * response)/*from  www .  ja va 2  s  . c  o  m*/
 */
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    try {
        User user = (User) request.getSession().getAttribute("user");
        List<Product> productList = productBean.getProductList(user.getUserId());
        request.setAttribute("productList", productList);
        RequestDispatcher rd = request.getRequestDispatcher("./jsp/seller/product_list.jsp");
        rd.forward(request, response);
    } catch (Exception e) {
        e.printStackTrace();
        response.sendRedirect("./");
    }

}

From source file:com.ci6225.marketzone.servlet.seller.ViewProductDetailServlet.java

/**
 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
 * response)/*from   ww  w .  j  a v  a2  s .com*/
 */
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    try {
        int productId = Integer.parseInt(request.getParameter("productId"));
        Product product = productBean.getProduct(productId);
        request.setAttribute("product", product);
        RequestDispatcher rd = request.getRequestDispatcher("./jsp/seller/update_product.jsp");
        rd.forward(request, response);
    } catch (Exception e) {
        e.printStackTrace();
        response.sendRedirect("./");
    }

}

From source file:br.com.suricattus.surispring.spring.security.controller.FormLoginController.java

public void login() throws IOException, ServletException {

    if (!StringUtils.hasText(getParameter("j_username")) || !StringUtils.hasText(getParameter("j_password"))) {
        addMsgErro("javax.faces.loginFailed");
        return;/*from   w  w  w . java  2 s .  c  o  m*/
    }

    RequestDispatcher dispatcher = getRequest().getRequestDispatcher("/j_spring_security_check");
    dispatcher.forward(getRequest(), getResponse());
    FacesContext.getCurrentInstance().responseComplete();
}

From source file:com.gigglinggnus.controllers.AdminClockController.java

/**
 *
 * @param request servlet request//from   w  ww.  j  a  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 {
    EntityManager em = (EntityManager) request.getSession().getAttribute("em");

    String strTime = request.getParameter("systemTime");
    LocalDateTime ldTime = LocalDateTime.parse(strTime);
    Instant instant = ldTime.atZone(ZoneId.systemDefault()).toInstant();

    Clock clk = Clock.fixed(instant, ZoneId.systemDefault());

    request.getSession().setAttribute("clock", clk);

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

From source file:com.gigglinggnus.controllers.AdminClockController.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    RequestDispatcher rd = request.getRequestDispatcher("/admin/set-clock.jsp");
    rd.forward(request, response);
}