Example usage for javax.servlet.http HttpServletResponse sendError

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletResponse sendError.

Prototype

public void sendError(int sc) throws IOException;

Source Link

Document

Sends an error response to the client using the specified status code and clears the buffer.

Usage

From source file:info.magnolia.cms.security.SecurityFilter.java

/**
 * Checks access from Listener / Authenticator / AccessLock.
 * @param req HttpServletRequest as received by the service method
 * @param res HttpServletResponse as received by the service method
 * @return boolean <code>true</code> if access to the resource is allowed
 * @throws IOException can be thrown when the servlet is unable to write to the response stream
 *///from   w w w .  j  av a 2s .c o m
protected boolean isAllowed(HttpServletRequest req, HttpServletResponse res) throws IOException {
    if (Lock.isSystemLocked()) {
        res.sendError(HttpServletResponse.SC_SERVICE_UNAVAILABLE);
        return false;
    } else if (Authenticator.isAuthenticated(req)) {
        return true;
    } else if (SecureURI.isUnsecure(Path.getURI(req)))
        return true;
    else if (SecureURI.isProtected(Path.getURI(req))) {
        return authenticate(req, res);
    } else if (!Listener.isAllowed(req)) {
        res.sendError(HttpServletResponse.SC_FORBIDDEN);
        return false;
    }
    return true;
}

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From source file:ru.mystamps.web.controller.CollectionController.java

@GetMapping(Url.INFO_COLLECTION_PAGE)
public String showInfoBySlug(@PathVariable("slug") String slug, Model model, Locale userLocale,
        HttpServletResponse response) throws IOException {

    if (slug == null) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
        return null;
    }//from   ww w.  j  av  a 2 s.co m

    CollectionInfoDto collection = collectionService.findBySlug(slug);
    if (collection == null) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
        return null;
    }

    String owner = collection.getOwnerName();
    model.addAttribute("ownerName", owner);

    Integer collectionId = collection.getId();
    String lang = LocaleUtils.getLanguageOrNull(userLocale);
    List<SeriesInfoDto> seriesOfCollection = seriesService.findByCollectionId(collectionId, lang);
    model.addAttribute("seriesOfCollection", seriesOfCollection);

    if (seriesOfCollection.iterator().hasNext()) {
        long categoryCounter = categoryService.countCategoriesOf(collectionId);
        long countryCounter = countryService.countCountriesOf(collectionId);
        long seriesCounter = seriesService.countSeriesOf(collectionId);
        long stampsCounter = seriesService.countStampsOf(collectionId);

        List<Object[]> categoriesStat = categoryService.getStatisticsOf(collectionId, lang);
        List<Object[]> countriesStat = getCountriesStatistics(collectionId, lang);

        model.addAttribute("categoryCounter", categoryCounter);
        model.addAttribute("countryCounter", countryCounter);
        model.addAttribute("seriesCounter", seriesCounter);
        model.addAttribute("stampsCounter", stampsCounter);

        model.addAttribute("statOfCollectionByCategories", categoriesStat);
        model.addAttribute("statOfCollectionByCountries", countriesStat);
    }

    return "collection/info";
}

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From source file:com.capstone.giveout.controllers.UsersController.java

@RequestMapping(value = Routes.USERS_IMAGE_PATH, method = RequestMethod.GET)
public @ResponseBody void getImage(@PathVariable("id") long id, @PathVariable("size") String size,
        HttpServletResponse response) throws IOException {
    User user = users.findOne(id);/* w ww .j av  a2  s.co  m*/
    if (user == null) {
        response.sendError(HttpStatus.NOT_FOUND.value());
        return;
    }

    try {
        ImageFileManager.get(USERS_ROOT_PATH).copyImage(user.getId(), size, response.getOutputStream());
    } catch (FileNotFoundException e) {
        response.sendError(HttpStatus.NOT_FOUND.value());
    }
}

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From source file:org.shredzone.commons.gravatar.GravatarCacheServlet.java

@Override
protected void doService(HttpServletRequest req, HttpServletResponse resp) throws Exception {
    Matcher m = HASH_PATTERN.matcher(req.getPathInfo());
    if (!m.matches()) {
        resp.sendError(HttpServletResponse.SC_NOT_FOUND);
        return;//ww  w  .j a v  a  2s .  co m
    }

    String hash = m.group(1);

    GravatarService gs = getWebApplicationContext().getBean("gravatarService", GravatarService.class);
    File gravatarFile = gs.fetchGravatar(hash);

    long modifiedSinceTs = -1;
    try {
        modifiedSinceTs = req.getDateHeader("If-Modified-Since");
    } catch (IllegalArgumentException ex) {
        // As stated in RFC2616 Sec. 14.25, an invalid date will just be ignored.
    }

    if (modifiedSinceTs >= 0 && (modifiedSinceTs / 1000L) == (gravatarFile.lastModified() / 1000L)) {
        // The image has not been modified since last request
        resp.sendError(HttpServletResponse.SC_NOT_MODIFIED);
        return;
    }

    long size = gravatarFile.length();
    if (size > 0 && size <= Integer.MAX_VALUE) {
        // Cast to int is safe
        resp.setContentLength((int) size);
    }

    resp.setContentType("image/png");
    resp.setDateHeader("Date", System.currentTimeMillis());
    resp.setDateHeader("Last-Modified", gravatarFile.lastModified());

    try (InputStream in = new FileInputStream(gravatarFile)) {
        FileCopyUtils.copy(in, resp.getOutputStream());
    }
}

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From source file:com.appdynamics.cloudfoundry.appdservicebroker.BrokerApiVersionFilter.java

@Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
        FilterChain filterChain) throws IOException, ServletException {

    String header = request.getHeader(HEADER);
    if (header == null) {
        response.sendError(HttpServletResponse.SC_PRECONDITION_FAILED);
        return;//from   www . jav a 2 s . c o m
    }

    Integer[] parsed = parse(header);
    Version version = Version.forIntegers(parsed[0], parsed[1]);
    if (!version.satisfies(VALID_VERSIONS)) {
        response.sendError(HttpServletResponse.SC_PRECONDITION_FAILED);
        return;
    }

    filterChain.doFilter(request, response);
}

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From source file:com.tasktop.c2c.server.web.proxy.AjpProxy.java

@Override
protected void proxy(String targetUrl, HttpServletRequest request, HttpServletResponse response)
        throws IOException {
    Matcher matcher = targetUrlPattern.matcher(targetUrl);
    if (!matcher.matches()) {
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        throw new IllegalStateException();
    }/* ww w.  j av a  2  s  .c  om*/
    String uri = matcher.group(3);
    int query = uri.indexOf('?');
    if (query != -1) {
        uri = uri.substring(0, query);
    }
    final String requestUri = uri;
    request = new HttpServletRequestWrapper(request) {
        public String getRequestURI() {
            return requestUri;
        }
    };

    AjpProtocol ajpProtocol = new AjpProtocol();
    ajpProtocol.setSocketPool(socketPool);
    ajpProtocol.setProxyHost(matcher.group(1));
    String portPart = matcher.group(2);
    ajpProtocol.setProxyPort(portPart == null ? 8009 : Integer.parseInt(portPart));
    ajpProtocol.setHeaderFilter(headerFilter);

    ajpProtocol.forward(request, response);
}

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From source file:com.hypersocket.ui.RedirectHandler.java

@Override
public void handleHttpRequest(HttpServletRequest request, HttpServletResponse response,
        HttpResponseProcessor responseProcessor) throws IOException {

    response.setHeader(HttpHeaders.LOCATION, server.resolvePath(server.getUserInterfacePath()));
    response.sendError(HttpStatus.SC_MOVED_TEMPORARILY);
    responseProcessor.sendResponse(request, response, false);

}

---

From source file:com.skilrock.lms.embedded.roleMgmt.common.PrivsInterceptor.java

/**
 * Handles a rejection by sending a 403 HTTP error
 * /*from  w ww .  j  a v  a2s.  co  m*/
 * @param invocation
 *            The invocation
 * @return The result code
 * @throws Exception
 */
protected String handleRejection(ActionInvocation invocation, HttpServletResponse response) throws Exception {
    response.sendError(HttpServletResponse.SC_FORBIDDEN);
    return null;
}

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From source file:jp.co.opentone.bsol.framework.web.filter.FeedAuthenticationFilter.java

public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {
    HttpServletRequest req = (HttpServletRequest) request;
    HttpServletResponse res = (HttpServletResponse) response;

    AuthUser u = authenticate(req, res);
    if (u == null) {
        res.sendError(HttpServletResponse.SC_FORBIDDEN);
        return;//  ww w  .j  a  v  a 2  s .  c  o m
    }
    storeAuthenticateUser(req, res, u);
    chain.doFilter(request, response);
}

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From source file:net.incrementalism.tooter.ProfileServlet.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    User currentUser = getCurrentUser(request);
    if (currentUser == null) {
        response.sendError(HttpServletResponse.SC_FORBIDDEN);
        return;/* w ww  . ja va2 s.  c  o  m*/
    }

    if (request.getParameter("toot") != null) {
        String tootText = request.getParameter("tootText");
        if (isBlank(tootText)) {
            request.setAttribute("error", "'Toot' must not be empty.");
        } else {
            toot(currentUser, tootText);
        }
    } else if (request.getParameter("follow") != null) {
        String followUserName = request.getParameter("followUserName");
        if (isBlank(followUserName)) {
            request.setAttribute("error", "'Follow' must not be empty.");
        } else {
            try {
                addFollower(followUserName, currentUser.getUserName());
            } catch (UserNotFoundException e) {
                request.setAttribute("error", "User '" + e.getUserName() + "' does not exist.");
            }
        }
    }
    displayProfile(currentUser, request, response);
}

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