Example usage for javax.servlet.http HttpServletRequest getRequestDispatcher

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest 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:controller.servlet.PostServlet.java

private void addTopic(HttpServletRequest request, HttpServletResponse response, Post post)
        throws ServletException, IOException {
    PostDAOService postService = PostDAO.getInstance();
    if (postService.insertPost(post)) {
        response.sendRedirect("attach?action=load&id=" + post.getPostID());
    } else {//from w w w  .j a  v a 2s. c  om
        request.setAttribute(Constants.CURRENT_POST, post);
        request.setAttribute(Constants.MSG_RESULT, "Li");
        request.setAttribute(Constants.PAGE, "new-topic");
        request.getRequestDispatcher(Constants.URL_HOME).forward(request, response);
    }
}

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

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    EntityManager em = (EntityManager) request.getSession().getAttribute("em");

    Clock clk = (Clock) (request.getSession().getAttribute("clock"));

    List<Term> terms = Term.getFutureTerms(em, Instant.now(clk));
    List<Exam> exams = terms.stream().flatMap(term -> term.getExams().stream())
            .filter(exam -> exam.getStatus() == ExamStatus.PENDING).collect(Collectors.toList());

    request.setAttribute("exams", exams);

    RequestDispatcher rd = request.getRequestDispatcher("/student/make-apmt.jsp");
    rd.forward(request, response);//from   ww w.j a  v  a 2s  .c om
}

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From source file:com.juicioenlinea.application.servlets.particular.DemandaServlet.java

private void form(HttpServletRequest request, HttpServletResponse response) {
    try {/* ww w  .  ja  v a 2  s . c o m*/
        request.getRequestDispatcher("crearDemanda.jsp").forward(request, response);
    } catch (ServletException | IOException ex) {
        Logger.getLogger(DemandaServlet.class.getName()).log(Level.SEVERE, null, ex);
    }
}

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From source file:jeeves.config.springutil.JeevesAccessDeniedHandler.java

@Override
public void handle(HttpServletRequest request, HttpServletResponse response,
        AccessDeniedException accessDeniedException) throws IOException, ServletException {
    if (!response.isCommitted()) {
        if (matcher != null && matcher.matches(request)) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN, accessDeniedException.getMessage());
        }//from  w w  w .  j a v a2 s.  c  om
        if (_errorPage != null) {
            request.setAttribute(WebAttributes.ACCESS_DENIED_403, accessDeniedException);
            response.setStatus(HttpServletResponse.SC_FORBIDDEN);
            final String referer = _escaper.escape(request.getRequestURI());
            RequestDispatcher dispatcher = request.getRequestDispatcher(_errorPage + "?referer=" + referer);
            dispatcher.forward(request, response);
        } else {
            response.sendError(HttpServletResponse.SC_FORBIDDEN, accessDeniedException.getMessage());
        }
    }
}

---

From source file:at.ac.univie.isc.asio.insight.ExplorerPageRedirectFilter.java

@Override
protected void doFilterInternal(final HttpServletRequest request, final HttpServletResponse response,
        final FilterChain chain) throws ServletException, IOException {
    final String redirect = template.findRedirectTarget(request);
    final String original = request.getRequestURI();

    if (redirect == null) { // skip redirect
        log.debug(Scope.REQUEST.marker(), "not an explorer request ({}) - skip redirecting", original);
        chain.doFilter(request, response);
        return;//from w ww  . j a  v a  2s .c o  m
    }

    assert redirect.startsWith("/") : "redirect target is not an absolute path";
    final RequestDispatcher dispatcher = request.getRequestDispatcher(redirect);
    if (dispatcher == null) { // redirect cannot be handled
        final String message = Pretty.format("no handler for request to <%s> (redirected from <%s>) found",
                redirect, original);
        log.debug(Scope.REQUEST.marker(), message);
        if (!response.isCommitted()) {
            response.sendError(HttpServletResponse.SC_NOT_FOUND, message);
        }
        return;
    }

    log.debug(Scope.REQUEST.marker(), "redirect request from {} to {}", original, redirect);
    dispatcher.forward(request, response);
}

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From source file:com.gst.infrastructure.security.service.CustomAuthenticationFailureHandler.java

/**
 * Performs the redirect or forward to the {@code defaultFailureUrl} if set,
 * otherwise returns a 401 error code./*ww w. j av a2 s.c o  m*/
 * <p>
 * If redirecting or forwarding, {@code saveException} will be called to
 * cache the exception for use in the target view.
 */
@Override
public void onAuthenticationFailure(final HttpServletRequest request, final HttpServletResponse response,
        final AuthenticationException exception) throws IOException, ServletException {

    if (this.defaultFailureUrl == null) {
        this.logger.debug("No failure URL set, sending 401 Unauthorized error");

        response.sendError(HttpServletResponse.SC_UNAUTHORIZED,
                "Authentication Failed: " + exception.getMessage());
    } else {
        saveException(request, exception);

        if (this.forwardToDestination) {
            this.logger.debug("Forwarding to " + this.defaultFailureUrl);

            request.getRequestDispatcher(this.defaultFailureUrl).forward(request, response);
        } else {
            this.logger.debug("Redirecting to " + this.defaultFailureUrl);

            final String oauthToken = request.getParameter("oauth_token");
            request.setAttribute("oauth_token", oauthToken);
            final String url = this.defaultFailureUrl + "?oauth_token=" + oauthToken;
            this.redirectStrategy.sendRedirect(request, response, url);
        }
    }
}

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From source file:de.highbyte_le.weberknecht.request.view.WebActionProcessor.java

protected void processJsp(HttpServletRequest request, HttpServletResponse response, View view,
        Map<String, Object> modelMap, Object action) throws ServletException, IOException {
    if (log.isDebugEnabled())
        log.debug("processJsp() - forward the request to the given view: " + view.getJspFileName());

    //add models to request
    if (modelMap != null) {
        ModelHelper modelHelper = new ModelHelper(request, servletContext);
        for (Entry<String, Object> e : modelMap.entrySet()) {
            modelHelper.set(e.getKey(), e.getValue());
        }/*from  w w w  . jav a 2s  .  co  m*/
    }

    //forward the request to the given view
    RequestDispatcher dispatcher = request.getRequestDispatcher("/WEB-INF/jsp/" + view.getJspFileName());
    dispatcher.forward(request, response);
}

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From source file:com.wibidata.shopping.servlet.SignInServlet.java

@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {

    request.setCharacterEncoding("UTF-8");

    final Kiji kiji = (Kiji) getServletContext().getAttribute(KijiContextListener.KIJI_ATTRIBUTE);

    final String login = request.getParameter("login");
    final String password = request.getParameter("password");

    if (null == login || login.isEmpty() || null == password || password.isEmpty()) {
        request.setAttribute("login", login);
        request.setAttribute("password", password);
        request.setAttribute("error", "All fields are required.");
        request.getRequestDispatcher("/WEB-INF/view/SignIn.jsp").forward(request, response);
        return;//w  ww  .ja  v a 2 s.  com
    }

    final KijiTable userTable = kiji.openTable("kiji_shopping_user");
    final EntityId entityId = userTable.getEntityId(login);
    final KijiTableReader reader = userTable.openTableReader();
    try {
        // Authenticate the user.
        KijiDataRequestBuilder drBuilder = KijiDataRequest.builder();
        drBuilder.newColumnsDef().add("info", "password").add("info", "name");
        KijiDataRequest dataRequest = drBuilder.build();

        KijiRowData row = reader.get(entityId, dataRequest);
        if (!row.containsColumn("info", "password")
                || !BCrypt.checkpw(password, row.getMostRecentValue("info", "password").toString())) {
            request.setAttribute("login", login);
            request.setAttribute("error", "Invalid login or password.");
            request.getRequestDispatcher("/WEB-INF/view/SignIn.jsp").forward(request, response);
            return;
        }
        request.setAttribute("name", row.getMostRecentValue("info", "name").toString());
    } catch (KijiDataRequestException e) {
        throw new IOException(e);
    } finally {
        IOUtils.closeQuietly(reader);
        ResourceUtils.releaseOrLog(userTable);
    }

    // Set the login cookie for the user.
    request.getSession().setAttribute("login", login);
    request.getRequestDispatcher("/WEB-INF/view/SignedIn.jsp").forward(request, response);
}

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

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    EntityManager em = (EntityManager) request.getSession().getAttribute("em");

    Clock clk = (Clock) (request.getSession().getAttribute("clock"));

    List<Term> terms = Term.getFutureTerms(em, Instant.now(clk));
    List<Exam> exams = terms.stream().flatMap(term -> term.getExams().stream())
            .filter(exam -> exam.getStatus() == ExamStatus.PENDING).collect(Collectors.toList());

    request.setAttribute("exams", exams);

    RequestDispatcher rd = request.getRequestDispatcher("/admin/make-apmt.jsp");
    rd.forward(request, response);//from   w  w  w.ja v  a 2 s  .co m
}

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From source file:com.krawler.svnwebclient.authorization.impl.CredentialsManager.java

protected void forceCredentialsRequest(HttpServletRequest request, HttpServletResponse response) {
    request.getSession().setAttribute(CredentialsManager.CREDENTIALS, null);
    request.getSession().setAttribute(SystemInitializing.ID, null);
    try {/* w w w.j  a  v a2s  . co  m*/
        if (ConfigurationProvider.getInstance().isBasicAuth()) {
            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
            response.setHeader("WWW-Authenticate",
                    "BASIC realm=\"" + ConfigurationProvider.getInstance().getBasicRealm() + "\"");
            response.sendError(401);
        } else {
            RequestDispatcher dispatcher = request.getRequestDispatcher(Links.LOGIN);
            dispatcher.forward(request, response);
        }
    } catch (Exception e) {
        Logger.getLogger(this.getClass()).error(e, e);
    }
}

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