Example usage for javax.servlet.http HttpServletResponse setHeader

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:com.megacasting_ppe.web.ServletLoadOffreView.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//w  ww  . jav  a  2 s  . c  o  m
 *
 * @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 {
    response.setContentType("application/json");
    response.setHeader("Cache-Control", "no-cache");
    HttpSession session = request.getSession();

    JSONObject global = (JSONObject) session.getAttribute("offres_lib");

    Candidat candidat = (Candidat) session.getAttribute("CandidatObject");
    String connecterOk = (String) session.getAttribute("Connecter");

    if (candidat != null && connecterOk != null) {

        JSONObject infoAuth = new JSONObject();

        infoAuth.put("Nom", candidat.getNom());
        infoAuth.put("Prenom", candidat.getPrenom());
        infoAuth.put("connecter", connecterOk);

        global.put("infoauth", infoAuth);

    } else {

        JSONObject infoAuth = new JSONObject();
        infoAuth.put("connecter", "false");

        global.put("infoauth", infoAuth);
    }

    try (PrintWriter out = response.getWriter()) {
        out.println(global.toString());
    }

}

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From source file:it.eng.spagobi.kpi.service.KpiXmlExporterAction.java

/**
 * This action is called by the user who wants to export the result of a Kpi in XML
 * // ww w  . ja v  a 2  s  .c om
 */

public void service(SourceBean serviceRequest, SourceBean serviceResponse) throws Exception {

    File tmpFile = null;
    logger.debug("IN");
    HttpServletRequest httpRequest = getHttpRequest();
    HttpSession session = httpRequest.getSession();

    this.freezeHttpResponse();

    try {
        // get KPI result
        List<KpiResourceBlock> listKpiBlocks = (List<KpiResourceBlock>) session.getAttribute("KPI_BLOCK");
        String title = (String) session.getAttribute("TITLE");
        String subtitle = (String) session.getAttribute("SUBTITLE");
        if (title == null)
            title = "";
        if (subtitle == null)
            subtitle = "";

        // recover BiObject Name
        Object idObject = serviceRequest.getAttribute(SpagoBIConstants.OBJECT_ID);
        if (idObject == null) {
            logger.error("Document id not found");
            return;
        }

        Integer id = Integer.valueOf(idObject.toString());
        BIObject document = DAOFactory.getBIObjectDAO().loadBIObjectById(id);
        String docName = document.getName();

        //Recover user Id
        HashedMap parameters = new HashedMap();
        String userId = null;
        Object userIdO = serviceRequest.getAttribute("user_id");
        if (userIdO != null)
            userId = userIdO.toString();

        it.eng.spagobi.engines.exporters.KpiExporter exporter = new KpiExporter();
        tmpFile = exporter.getKpiExportXML(listKpiBlocks, document, userId);

        String outputType = "XML";

        String mimeType = "text/xml";

        logger.debug("Report exported succesfully");

        HttpServletResponse response = getHttpResponse();
        response.setContentType(mimeType);
        response.setHeader("Content-Disposition", "filename=\"report." + outputType + "\";");
        response.setContentLength((int) tmpFile.length());

        BufferedInputStream in = new BufferedInputStream(new FileInputStream(tmpFile));
        int b = -1;
        while ((b = in.read()) != -1) {
            response.getOutputStream().write(b);
        }
        response.getOutputStream().flush();
        in.close();
        logger.debug("OUT");

    } catch (Throwable e) {
        logger.error("An exception has occured", e);
        throw new Exception(e);
    } finally {

        tmpFile.delete();

    }
}

---

From source file:org.vbossica.springbox.metrics.HealthCheckController.java

@RequestMapping(value = "/metrics/healthcheck", method = RequestMethod.GET)
public void process(
        @RequestParam(value = "pretty", required = false, defaultValue = "true") boolean prettyPrint,
        HttpServletResponse resp) throws IOException {
    SortedMap<String, HealthCheck.Result> results = registry.runHealthChecks();
    resp.setContentType("application/json");
    resp.setHeader("Cache-Control", "must-revalidate,no-cache,no-store");
    if (results.isEmpty()) {
        resp.setStatus(SC_NOT_IMPLEMENTED);
    } else {//ww w . j a v a2  s . co m
        resp.setStatus(isAllHealthy(results) ? SC_OK : SC_INTERNAL_SERVER_ERROR);
    }

    OutputStream output = resp.getOutputStream();
    try {
        (prettyPrint ? mapper.writerWithDefaultPrettyPrinter() : mapper.writer()).writeValue(output, results);
    } finally {
        output.close();
    }
}

---

From source file:com.ecyrd.jspwiki.dav.WikiDavServlet.java

@Override
protected void doOptions(HttpServletRequest req, HttpServletResponse res) {
    log.debug("DAV doOptions for path " + req.getPathInfo());

    res.setHeader("DAV", "1"); // We support only Class 1
    res.setHeader("Allow", "GET, PUT, POST, OPTIONS, PROPFIND, PROPPATCH, MOVE, COPY, DELETE");
    res.setStatus(HttpServletResponse.SC_OK);
}

---

From source file:com.googlesource.gerrit.plugins.gitblit.auth.GerritAuthenticationFilter.java

public boolean filterBasicAuth(HttpServletRequest request, HttpServletResponse response, String hdr)
        throws IOException, UnsupportedEncodingException {
    if (!hdr.startsWith(LIT_BASIC)) {
        response.setHeader("WWW-Authenticate", "Basic realm=\"Gerrit Code Review\"");
        response.sendError(SC_UNAUTHORIZED);
        return false;
    }//www.  ja va 2  s  . c  o m

    final byte[] decoded = new Base64().decode(hdr.substring(LIT_BASIC.length()).getBytes());
    String encoding = request.getCharacterEncoding();
    if (encoding == null) {
        encoding = "UTF-8";
    }
    String usernamePassword = new String(decoded, encoding);
    int splitPos = usernamePassword.indexOf(':');
    if (splitPos < 1) {
        response.setHeader("WWW-Authenticate", "Basic realm=\"Gerrit Code Review\"");
        response.sendError(SC_UNAUTHORIZED);
        return false;
    }
    request.setAttribute("gerrit-username", usernamePassword.substring(0, splitPos));
    request.setAttribute("gerrit-password", usernamePassword.substring(splitPos + 1));

    return true;
}

---

From source file:edu.mayo.cts2.framework.plugin.service.lexevs.bulk.AbstractBulkDownloadController.java

/**
 * Sets the headers.//from   w  w w. ja  va 2s  . c  o m
 *
 * @param response the response
 * @param filename the filename
 */
protected void setHeaders(HttpServletResponse response, String filename) {
    String headerKey = "Content-Disposition";
    String headerValue = String.format("attachment; filename=\"%s\"", filename);
    response.setHeader(headerKey, headerValue);
    response.setContentType("text/plain; charset=utf-8");
}

---

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

@Override
public void export(AmendmentContainerDTO object, HttpServletResponse response) throws IOException {

    response.setContentType("application/vnd.openxmlformats-officedocument.wordprocessingml.document");
    response.setHeader("Content-Disposition",
            "attachment;filename=" + object.getAmendmentContainerID() + ".docx");
    response.setCharacterEncoding("UTF8");

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

    try {/*from  w w  w  . j a  va 2  s . c o m*/

        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);
        configuration.getTemplate(template.getFile().getName()).process(root, sw);
        byte[] bytes = sw.toString().getBytes("utf-8");
        IOUtils.copy(new ByteArrayInputStream(bytes), response.getOutputStream());
        response.setContentLength(sw.toString().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:technology.tikal.ventas.service.pedimento.PedimentoBatchService.java

@RequestMapping(method = RequestMethod.POST)
@ResponseStatus(HttpStatus.CREATED)//from  w  w  w . j  av  a  2 s  .  c  o  m
public void crear(@PathVariable final Long pedidoId, @Valid @RequestBody final Pedimento request,
        final BindingResult result, final HttpServletRequest httpRequest,
        final HttpServletResponse httpResponse) {
    if (result.hasErrors()) {
        throw new NotValidException(result);
    }
    Pedimento nuevo = pedimentoController.crear(pedidoId, request);
    httpResponse.setHeader("Location", httpRequest.getRequestURI() + "/" + nuevo.getId());
}

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From source file:be.fedict.eid.applet.service.PhotoServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    LOG.debug("doGet");
    response.setContentType("image/jpg");
    response.setHeader("Cache-Control", "no-cache, no-store, must-revalidate, max-age=-1"); // http 1.1
    response.setHeader("Pragma", "no-cache, no-store"); // http 1.0
    response.setDateHeader("Expires", -1);
    ServletOutputStream out = response.getOutputStream();
    HttpSession session = request.getSession();
    byte[] photoData = (byte[]) session.getAttribute(IdentityDataMessageHandler.PHOTO_SESSION_ATTRIBUTE);
    if (null != photoData) {
        BufferedImage photo = ImageIO.read(new ByteArrayInputStream(photoData));
        if (null == photo) {
            /*//from w ww . ja  v a  2s.  c  o m
             * In this case we render a photo containing some error message.
             */
            photo = new BufferedImage(140, 200, BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics = (Graphics2D) photo.getGraphics();
            RenderingHints renderingHints = new RenderingHints(RenderingHints.KEY_TEXT_ANTIALIASING,
                    RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
            graphics.setRenderingHints(renderingHints);
            graphics.setColor(Color.WHITE);
            graphics.fillRect(1, 1, 140 - 1 - 1, 200 - 1 - 1);
            graphics.setColor(Color.RED);
            graphics.setFont(new Font("Dialog", Font.BOLD, 20));
            graphics.drawString("Photo Error", 0, 200 / 2);
            graphics.dispose();
            ImageIO.write(photo, "jpg", out);
        } else {
            out.write(photoData);
        }
    }
    out.close();
}

---

From source file:com.googlesource.gerrit.plugins.gitblit.auth.GerritAuthFilter.java

public boolean filterBasicAuth(HttpServletRequest request, HttpServletResponse response, String hdr)
        throws IOException, UnsupportedEncodingException {
    if (!hdr.startsWith(LIT_BASIC)) {
        response.setHeader("WWW-Authenticate", "Basic realm=\"Gerrit Code Review\"");
        response.sendError(SC_UNAUTHORIZED);
        return false;
    }//from  www  .j a  v  a 2s  .co m

    final byte[] decoded = new Base64().decode(hdr.substring(LIT_BASIC.length()).getBytes());
    String usernamePassword = new String(decoded,
            Objects.firstNonNull(request.getCharacterEncoding(), "UTF-8"));
    int splitPos = usernamePassword.indexOf(':');
    if (splitPos < 1) {
        response.setHeader("WWW-Authenticate", "Basic realm=\"Gerrit Code Review\"");
        response.sendError(SC_UNAUTHORIZED);
        return false;
    }
    request.setAttribute("gerrit-username", usernamePassword.substring(0, splitPos));
    request.setAttribute("gerrit-password", usernamePassword.substring(splitPos + 1));

    return true;
}

---

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