Example usage for javax.servlet.http HttpServletResponse addHeader

Introduction

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

Prototype

public void addHeader(String name, String value);

Source Link

Document

Adds a response header with the given name and value.

Usage

From source file:com.netflix.conductor.server.JerseyModule.java

@Provides
@Singleton/*from   w  ww.j  av a  2  s . c  om*/
public Filter apiOriginFilter() {
    return new Filter() {

        @Override
        public void init(FilterConfig filterConfig) throws ServletException {
        }

        @Override
        public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
                throws IOException, ServletException {
            HttpServletResponse res = (HttpServletResponse) response;
            if (!res.containsHeader("Access-Control-Allow-Origin")) {
                res.setHeader("Access-Control-Allow-Origin", "*");
            }
            res.addHeader("Access-Control-Allow-Methods", "GET, POST, DELETE, PUT");
            res.addHeader("Access-Control-Allow-Headers", "Content-Type, api_key, Authorization");

            chain.doFilter(request, response);
        }

        @Override
        public void destroy() {
        }

    };
}

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From source file:gov.nih.nci.caarray.web.filter.CacheControlFilter.java

/**
 * {@inheritDoc}/* www . j a v  a2 s . co m*/
 */
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
        throws IOException, ServletException {

    if (!(response instanceof HttpServletResponse)) {
        chain.doFilter(request, response);
        return;
    }

    HttpServletRequest httpRequest = (HttpServletRequest) request;
    HttpServletResponse httpResponse = (HttpServletResponse) response;
    if (StringUtils.substringAfterLast(httpRequest.getRequestURI(), ".").equals(DYNAMIC_URL_EXTENSION)) {
        if (!request.isSecure()) { // workaround for IE files bug http://support.microsoft.com/kb/812935
            httpResponse.addHeader("Cache-control", "no-cache");
            httpResponse.addHeader("Pragma", "no-cache");
        }
        httpResponse.addIntHeader("Expires", 0);
    }
    chain.doFilter(request, response);
}

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From source file:net.yacy.http.ProxyHandler.java

private void convertHeaderToJetty(HttpResponse in, HttpServletResponse out) {
    for (Header h : in.getAllHeaders()) {
        out.addHeader(h.getName(), h.getValue());
    }// w w w .  j a v  a  2s . co  m
}

---

From source file:com.googlecode.jsonplugin.JSONUtil.java

public static void writeJSONToResponse(SerializationParams serializationParams) throws IOException {
    StringBuilder stringBuilder = new StringBuilder();
    if (TextUtils.stringSet(serializationParams.getSerializedJSON()))
        stringBuilder.append(serializationParams.getSerializedJSON());

    if (TextUtils.stringSet(serializationParams.getWrapPrefix()))
        stringBuilder.insert(0, serializationParams.getWrapPrefix());
    else if (serializationParams.isWrapWithComments()) {
        stringBuilder.insert(0, "/* ");
        stringBuilder.append(" */");
    } else if (serializationParams.isPrefix())
        stringBuilder.insert(0, "{}&& ");

    if (TextUtils.stringSet(serializationParams.getWrapSuffix()))
        stringBuilder.append(serializationParams.getWrapSuffix());

    String json = stringBuilder.toString();

    if (log.isDebugEnabled()) {
        log.debug("[JSON]" + json);
    }/*  w  w  w  .  ja  va 2s.  c  o m*/

    HttpServletResponse response = serializationParams.getResponse();

    //status or error code
    if (serializationParams.getStatusCode() > 0)
        response.setStatus(serializationParams.getStatusCode());
    else if (serializationParams.getErrorCode() > 0)
        response.sendError(serializationParams.getErrorCode());

    //content type
    if (serializationParams.isSmd())
        response.setContentType("application/json-rpc;charset=" + serializationParams.getEncoding());
    else
        response.setContentType(
                serializationParams.getContentType() + ";charset=" + serializationParams.getEncoding());

    if (serializationParams.isNoCache()) {
        response.setHeader("Cache-Control", "no-cache");
        response.setHeader("Expires", "0");
        response.setHeader("Pragma", "No-cache");
    }

    if (serializationParams.isGzip()) {
        response.addHeader("Content-Encoding", "gzip");
        GZIPOutputStream out = null;
        InputStream in = null;
        try {
            out = new GZIPOutputStream(response.getOutputStream());
            in = new ByteArrayInputStream(json.getBytes());
            byte[] buf = new byte[1024];
            int len;
            while ((len = in.read(buf)) > 0) {
                out.write(buf, 0, len);
            }
        } finally {
            if (in != null)
                in.close();
            if (out != null) {
                out.finish();
                out.close();
            }
        }

    } else {
        response.setContentLength(json.getBytes(serializationParams.getEncoding()).length);
        PrintWriter out = response.getWriter();
        out.print(json);
    }
}

---

From source file:org.energyos.espi.thirdparty.web.BatchRESTController.java

@RequestMapping(value = Routes.BATCH_DOWNLOAD_MY_DATA_COLLECTION, method = RequestMethod.GET, produces = "application/atom+xml")
@ResponseBody/* w w w  .j av a 2s.  c  om*/
public void download_collection(HttpServletResponse response, @PathVariable Long retailCustomerId,
        @RequestParam Map<String, String> params) throws IOException, FeedException {

    response.setContentType(MediaType.APPLICATION_ATOM_XML_VALUE);
    response.addHeader("Content-Disposition", "attachment; filename=GreenButtonDownload.xml");
    try {
        // TODO -- need authorization hook
        exportService.exportUsagePointsFull(0L, retailCustomerId, response.getOutputStream(),
                new ExportFilter(params));

    } catch (Exception e) {
        response.setStatus(HttpServletResponse.SC_BAD_REQUEST);
    }

}

---

From source file:application.controllers.admin.EditEmotion.java

/**
 * lay du lieu truc tiep tu views list emotions de hien thi
 *
 * @param request//from   w  w w.  j  a  v a2 s .com
 * @param response
 * @throws ServletException
 * @throws IOException
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setCharacterEncoding("UTF-8");
    response.addHeader("Content-Type", "text/html");
    View layout = new View("Index.xtm");
    View view = new View("admin", "EditEmotion.xtm");

    TemplateDataDictionary listEmotionView = view.addSection("listEmotion");
    //get list emotion in group
    String groupId = request.getParameter("groupId");
    List<EmotionPOJO> listEmotionInGroup = (List<EmotionPOJO>) Memcached.get("listEmotionInGroup" + groupId);
    List<GroupEmotionPOJO> listGroupEmotion = (List<GroupEmotionPOJO>) Memcached.get("listGroupEmotion");

    //get id from href location 
    int indexEmotionSelected = Integer.parseInt(request.getParameter("id"));
    emotionSelected = listEmotionInGroup.get(indexEmotionSelected);
    //show image khong co trong database de add
    TemplateDataDictionary emotionItem = listEmotionView.addSection("emotionItem");
    emotionItem.setVariable("imageId", Integer.toString(1));
    emotionItem.setVariable("imageLink", listEmotionInGroup.get(indexEmotionSelected).linkImage);
    emotionItem.setVariable("descriptionEmotion", listEmotionInGroup.get(indexEmotionSelected).description);
    for (int i = 0; i < listGroupEmotion.size(); i++) {
        TemplateDataDictionary emotionSelect = emotionItem.addSection("emotionSelect");
        emotionSelect.setVariable("groupEmotionId", Integer.toString(listGroupEmotion.get(i).id));
        emotionSelect.setVariable("groupEmotionName", listGroupEmotion.get(i).name);

    }
    //Tao view
    String content = view.render();
    layout.setVariable("content", content);
    //Tao view
    String resourceHost = "";
    resourceHost += Registry.get("Host");
    resourceHost = resourceHost + "/resources";
    layout.setVariable("hostResource", resourceHost);
    String mainView = layout.render();
    response.getWriter().write(mainView);

}

---

From source file:agk.chatbot.web.MainServlet.java

/**
 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
 *      response)/* w  w  w.  j  a va 2 s.  c o m*/
 */
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    int status = 200;
    String result = "";
    JSONObject json = new JSONObject();
    response.addHeader("Content-Type", "application/json");

    if (initialised) {
        if (request.getHeader("Content-Type").startsWith("application/x-www-form-urlencoded")) {
            String chat = request.getParameter("c");
            if (chat.length() == 0 || chat.length() > 140) {
                status = 400;
                result = "Bad request. Invalid chat message.";
            } else {
                try {
                    CBRQuery query = bot.strToQuery(chat);
                    bot.cycle(query);
                    ChatResponse resp = bot.getLastResponse();
                    status = 200;
                    result = resp.getText().toString();
                } catch (ExecutionException e) {
                    status = 500;
                    result = "An error occurred.";
                    e.printStackTrace();
                }
            }
        } else {
            status = 400;
            result = "Bad request. Requires Content-Type: application/x-www-form-urlencoded";
        }
    } else {
        status = 503;
        result = "Bot is still initialising.";
    }

    try {
        json.put("status", 400);
        json.put("result", result);
    } catch (JSONException e) {
        status = 500;
        e.printStackTrace();
    }
    response.setStatus(status);
    response.getWriter().print(json.toString());
}

---

From source file:com.sammyun.controller.console.CommonController.java

/**
 * ??/* www .j a  v  a  2  s.com*/
 */
@RequestMapping("/unauthorized")
public String unauthorized(HttpServletRequest request, HttpServletResponse response) {
    String requestType = request.getHeader("X-Requested-With");
    if (requestType != null && requestType.equalsIgnoreCase("XMLHttpRequest")) {
        response.addHeader("loginStatus", "unauthorized");
        try {
            response.sendError(HttpServletResponse.SC_FORBIDDEN);
        } catch (IOException e) {
            e.printStackTrace();
        }
        return null;
    }
    return "/console/common/unauthorized";
}

---

From source file:org.atlasapi.application.SourceRequestsController.java

@RequestMapping(value = "/4/sources/{sid}/requests", method = RequestMethod.POST)
public void storeSourceRequest(HttpServletRequest request, HttpServletResponse response,
        @PathVariable String sid, @RequestParam String appId, @RequestParam String appUrl,
        @RequestParam String reason, @RequestParam String usageType, @RequestParam String licenseAccepted)
        throws IOException {

    response.addHeader("Access-Control-Allow-Origin", "*");
    try {//  w  ww . j av a2 s  .  co  m
        Optional<Publisher> source = sourceIdCodec.decode(sid);
        if (!source.isPresent()) {
            throw new NotFoundException(null);
        }
        Id applicationId = Id.valueOf(idCodec.decode(appId));
        UsageType usageTypeRequested = UsageType.valueOf(usageType.toUpperCase());
        User user = userFetcher.userFor(request).get();
        sourceRequestManager.createOrUpdateRequest(source.get(), usageTypeRequested, applicationId, appUrl,
                user.getEmail(), reason, Boolean.valueOf(licenseAccepted));
    } catch (Exception e) {
        ErrorSummary summary = ErrorSummary.forException(e);
        new ErrorResultWriter().write(summary, null, request, response);
    }
}

---

From source file:ca.uhn.fhir.rest.server.servlet.ServletRestfulResponse.java

@Override
public Writer getResponseWriter(int theStatusCode, String theStatusMessage, String theContentType,
        String theCharset, boolean theRespondGzip) throws UnsupportedEncodingException, IOException {
    addHeaders();/*from  ww  w .j a v a 2s .  com*/
    HttpServletResponse theHttpResponse = getRequestDetails().getServletResponse();
    theHttpResponse.setCharacterEncoding(theCharset);
    theHttpResponse.setStatus(theStatusCode);
    theHttpResponse.setContentType(theContentType);
    if (theRespondGzip) {
        theHttpResponse.addHeader(Constants.HEADER_CONTENT_ENCODING, Constants.ENCODING_GZIP);
        return new OutputStreamWriter(new GZIPOutputStream(theHttpResponse.getOutputStream()),
                Constants.CHARSET_NAME_UTF8);
    } else {
        return theHttpResponse.getWriter();
    }
}

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