Example usage for javax.servlet.http HttpServletResponse setHeader

List of usage examples for javax.servlet.http HttpServletResponse setHeader

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Introduction

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

Prototype

public void setHeader(String name, String value);

Source Link

Document

Sets a response header with the given name and value.

Usage

From source file:org.nsesa.editor.gwt.an.amendments.server.service.HtmlExportService.java

@Override
public void export(final AmendmentContainerDTO object, final HttpServletResponse response) throws IOException {
    response.setContentType("text/html; charset=UTF-8");
    response.setHeader("Content-Disposition",
            "attachment;filename=" + object.getAmendmentContainerID() + ".html");
    response.setCharacterEncoding("UTF8");

    final String content = object.getBody();
    final InputSource inputSource;
    inputSource = new InputSource(new StringReader(content));

    try {//from ww w.  j  ava  2 s  .com
        final NodeModel model = NodeModel.parse(inputSource);
        final Configuration configuration = new Configuration();
        configuration.setDefaultEncoding("UTF-8");
        configuration.setDirectoryForTemplateLoading(template.getFile().getParentFile());
        final StringWriter sw = new StringWriter();
        Map<String, Object> root = new HashMap<String, Object>();
        root.put("amendment", model);
        root.put("editorUrl", editorUrl);
        configuration.getTemplate(template.getFile().getName()).process(root, sw);
        byte[] bytes = sw.toString().getBytes("utf-8");
        IOUtils.copy(new ByteArrayInputStream(bytes), response.getOutputStream());
        response.setContentLength(bytes.length);
        response.flushBuffer();

    } catch (IOException e) {
        throw new RuntimeException("Could not read file.", e);
    } catch (SAXException e) {
        throw new RuntimeException("Could not parse file.", e);
    } catch (ParserConfigurationException e) {
        throw new RuntimeException("Could not parse file.", e);
    } catch (TemplateException e) {
        throw new RuntimeException("Could not load template.", e);
    }
}

From source file:org.openmrs.module.clinicalsummary.web.controller.evaluator.EvaluatePatientController.java

/**
 * Attach the file to the servlet response body
 *
 * @param response the response/*from  w w w .ja  v a2 s.  c  o m*/
 * @param file     the file
 * @throws Exception
 */
private void attachAndPurgeFile(final HttpServletResponse response, final File file) throws Exception {
    response.setHeader("Content-Disposition", "attachment; filename=" + file.getName());
    response.setContentType(MimeConstants.MIME_PDF);
    response.setContentLength((int) file.length());

    FileCopyUtils.copy(new FileInputStream(file), response.getOutputStream());

    if (!file.delete()) {
        log.info("Deleting temporary file failed!");
    }
}

From source file:org.codice.ddf.security.servlet.logout.LocalLogoutServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setHeader("Cache-Control", "no-cache, no-store");
    response.setHeader("Pragma", "no-cache");
    response.setContentType("text/html");

    URIBuilder redirectUrlBuilder = null;
    List<NameValuePair> params = new ArrayList<>();

    try {/*from  w  w w  . j a v a  2  s. com*/
        redirectUrlBuilder = new URIBuilder("/logout/logout-response.html");

        HttpSession session = request.getSession();
        if (session != null) {
            SecurityTokenHolder savedToken = (SecurityTokenHolder) session
                    .getAttribute(SecurityConstants.SAML_ASSERTION);
            if (savedToken != null) {
                Subject subject = ThreadContext.getSubject();
                boolean hasSecurityAuditRole = Arrays
                        .stream(System.getProperty("security.audit.roles").split(","))
                        .anyMatch(subject::hasRole);
                if (hasSecurityAuditRole) {
                    SecurityLogger.audit("Subject with admin privileges has logged out", subject);
                }

                savedToken.removeAll();
            }
            session.invalidate();
            deleteJSessionId(response);
        }

        //Check for pki
        if (request.getAttribute("javax.servlet.request.X509Certificate") != null
                && ((X509Certificate[]) request
                        .getAttribute("javax.servlet.request.X509Certificate")).length > 0) {
            params.add(new BasicNameValuePair("msg", "Please close your browser to finish logging out"));
        }

        //Check for basic
        Enumeration authHeaders = request.getHeaders(javax.ws.rs.core.HttpHeaders.AUTHORIZATION);
        while (authHeaders.hasMoreElements()) {
            if (((String) authHeaders.nextElement()).contains("Basic")) {
                params.add(new BasicNameValuePair("msg", "Please close your browser to finish logging out"));
                break;
            }
        }
        redirectUrlBuilder.addParameters(params);
        response.sendRedirect(redirectUrlBuilder.build().toString());
    } catch (URISyntaxException e) {
        LOGGER.debug("Invalid URI", e);
    }
}

From source file:apm.common.servlet.ValidateCodeServlet.java

private void createImage(HttpServletRequest request, HttpServletResponse response) throws IOException {

    response.setHeader("Pragma", "no-cache");
    response.setHeader("Cache-Control", "no-cache");
    response.setDateHeader("Expires", 0);
    response.setContentType("image/jpeg");

    /*/*from   w ww  .  j a va 2 s  . c  om*/
     * ??
     */
    String width = request.getParameter("width");
    String height = request.getParameter("height");
    if (StringUtils.isNumeric(width) && StringUtils.isNumeric(height)) {
        w = NumberUtils.toInt(width);
        h = NumberUtils.toInt(height);
    }

    BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
    Graphics g = image.getGraphics();

    /*
     * ?
     */
    createBackground(g);

    /*
     * ?
     */
    String s = createCharacter(g);
    request.getSession().setAttribute(VALIDATE_CODE, s);

    g.dispose();
    OutputStream out = response.getOutputStream();
    ImageIO.write(image, "JPEG", out);
    out.close();

}

From source file:de.iew.raspimotion.controllers.MotionJpegController.java

public void sendCachingHeaders(HttpServletResponse response) {
    response.setHeader("Cache-Control",
            "no-store, no-cache, must-revalidate, pre-check=0, post-check=0, max-age=0");
    response.setHeader("Pragma", "no-cache");
    response.setHeader("Expires", "Mon, 3 Jan 2000 12:34:56 GMT");
}

From source file:org.shredzone.cilla.plugin.sitemap.SitemapView.java

/**
 * Renders a sitemap of all pages.//from w w  w. j  a va  2 s  .c o m
 */
@View(pattern = "/sitemap.xml.gz", name = "sitemap")
public void sitemapView(HttpServletRequest req, HttpServletResponse resp) throws ViewException {
    try {
        resp.setContentType("text/xml");
        resp.setHeader("Content-Encoding", "gzip");

        try (GZIPOutputStream go = new GZIPOutputStream(resp.getOutputStream())) {
            SitemapWriter writer = new SitemapWriter(go);

            writer.writeHeader();
            writeHome(writer);
            writePages(writer);
            writer.writeFooter();
            writer.flush();

            go.finish();
        }
    } catch (IOException ex) {
        throw new ViewException(ex);
    }
}

From source file:fi.vm.sade.osoitepalvelu.kooste.mvc.SeachController.java

/**
 * Produces the excel for previously stored search parameters. A downloadId may only be used once and
 * only by the same user that has stored the parameters for that id. Results for any given downloadId may be
 * removed if downloadId has not been used instantly after storeExcelParameters call.
 *
 * @throws fi.vm.sade.osoitepalvelu.kooste.service.search.TooFewSearchConditionsForOrganisaatiosException
 * @throws fi.vm.sade.osoitepalvelu.kooste.service.search.TooFewSearchConditionsForHenkilosException
 * @throws fi.vm.sade.osoitepalvelu.kooste.service.search.TooFewSearchConditionsForKoulutusException
 * @throws fi.vm.sade.osoitepalvelu.kooste.service.search.OrganisaatioTyyppiMissingForOrganisaatiosException
 * @see #storeExcelParameters(fi.vm.sade.osoitepalvelu.kooste.mvc.dto.FilteredSearchParametersDto)
 * There might be a better way around. Done this way so that we can avoid too long GET-request and redirect
 * browser to the download action without the need to store data on disk/db.
 *
 * @param downlaodId id returned form a prepare.excel.do call (associated with stored parameters)
 * @param lang the language to use/*from  w  w  w . ja  v a2s .c o  m*/
 * @return the Excel presentation
 * @throws NotFoundException if downloadId did not exist or already used.
 */
@ApiOperation("Palauttaa Excel-tiedoston hakutuloksista aiemman prepare.excel.do-operaatiokutsun palauttaman"
        + " tunnisteen perusteella.")
@ApiResponse(code = HttpStatus.SC_NOT_FOUND, message = "Hakua ei lytynyt downlaodId:ll.")
@RequestMapping(value = "excel.do", method = RequestMethod.GET)
public View downloadExcel(@RequestParam("downloadId") String downlaodId, @RequestParam("lang") String lang)
        throws NotFoundException, TooFewSearchConditionsForOrganisaatiosException,
        TooFewSearchConditionsForHenkilosException, TooFewSearchConditionsForKoulutusException,
        OrganisaatioTyyppiMissingForOrganisaatiosException {
    String storeKey = resultTransformerService.getLoggeInUserOid() + "@" + downlaodId;
    FilteredSearchParametersDto searchParameters = storedParameters.get(storeKey);
    if (searchParameters == null) {
        throw new NotFoundException("Excel not found for download with key = " + downlaodId);
    }
    this.storedParameters.remove(storeKey); // <- not really REST here :/
    searchParameters.getSearchTerms().setLocale(parseLocale(lang));
    CamelRequestContext context = new DefaultCamelRequestContext();
    SearchResultsDto results = searchService.find(searchParameters.getSearchTerms(), context);
    SearchResultPresentation presentation = new SearchResultPresentationByAddressFieldsDto(
            searchParameters.getSearchTerms(), searchParameters.getNonIncludedOrganisaatioOids());
    final SearchResultsPresentationDto searchResults = resultTransformerService.transformToResultRows(results,
            presentation, context, searchParameters.getSearchTerms().getSearchType());
    return new AbstractExcelView() {
        @Override
        protected void buildExcelDocument(Map<String, Object> model, HSSFWorkbook workbook,
                HttpServletRequest request, HttpServletResponse response) {
            response.setHeader("Content-Disposition", "attachment;filename=\"osoitteet.xls\"");
            searchExcelService.produceExcel(workbook, searchResults);
        }
    };
}

From source file:org.osiam.resources.controller.GroupController.java

private void setLocation(HttpServletRequest request, HttpServletResponse response) {
    String requestUrl = request.getRequestURL().toString();
    response.setHeader("Location", requestUrl);
}

From source file:com.jfinal.weixin.sdk.jfinal.MsgInterceptor.java

public void writeText(HttpServletResponse response, String text) {
    response.setContentType("text/x-json;charset=utf-8");
    response.setHeader("Cache-Control", "no-store, max-age=0, no-cache, must-revalidate");
    response.addHeader("Cache-Control", "post-check=0, pre-check=0");
    response.setHeader("Pragma", "no-cache");
    try {//w  ww.j  ava 2s  . c  o m
        PrintWriter out = response.getWriter();
        out.write(text);
        out.close();
    } catch (IOException e) {
        logger.error("error write json data", e);
    }
}

From source file:mobi.jenkinsci.server.core.servlet.HttpRequestDispatcherServlet.java

private void setResponseHeaders(final HttpServletResponse resp, final AbstractNode responseTree) {
    if (!responseTree.isCacheable()) {
        resp.setHeader("Cache-Control", "no-cache");
    }/*  ww w  . ja v  a2  s .c  o m*/
    final String eTag = responseTree.getETag();
    if (eTag != null) {
        resp.setHeader("ETag", eTag);
    }
    if (responseTree.getHttpCharacterEncoding() != null) {
        resp.setCharacterEncoding(responseTree.getHttpCharacterEncoding());
    }
}