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:cats.twitter.webapp.controller.mvc.CORSFilter.java

@Override
protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
        FilterChain filterChain) throws ServletException, IOException {
    if (request.getHeader("Access-Control-Request-Method") != null && "OPTIONS".equals(request.getMethod())) {
        // CORS "pre-flight" request
        response.addHeader("Access-Control-Allow-Origin", "*");
        response.addHeader("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE");
        response.addHeader("Access-Control-Allow-Headers", "Content-Type");
        response.addHeader("Access-Control-Max-Age", "1800");//30 min
    }//from  w  ww  .  j  a v  a 2 s.  c o m
    filterChain.doFilter(request, response);
}

From source file:com.ace.erp.filter.jcaptcha.JCaptchaFilter.java

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

    response.setDateHeader("Expires", 0L);
    response.setHeader("Cache-Control", "no-store, no-cache, must-revalidate");
    response.addHeader("Cache-Control", "post-check=0, pre-check=0");
    response.setHeader("Pragma", "no-cache");
    response.setContentType("image/jpeg");

    ServletOutputStream out = response.getOutputStream();

    try {/*from  ww w . jav  a2  s . c o m*/
        String id = request.getSession(true).getId();
        //String id = request.getRequestedSessionId();
        BufferedImage bi = JCaptcha.captchaService.getImageChallengeForID(id);

        ImageIO.write(bi, "jpg", out);
        out.flush();
    } finally {
        out.close();
    }
}

From source file:com.founder.fix.fixflow.explorer.util.ResultUtils.java

/**
 * ?Header./*w w  w .java  2s  .  co m*/
 */
public void setDisableCacheHeader(HttpServletResponse response) {
    // Http 1.0 header
    response.setDateHeader("Expires", 1L);
    response.addHeader("Pragma", "no-cache");
    // Http 1.1 header
    response.setHeader("Cache-Control", "no-cache, no-store, max-age=0");
}

From source file:com.hzc.framework.ssh.controller.WebUtil.java

/**
 * //w w  w.  ja  va2s.  c o m
 *
 * @param attachFile 
 * @param fileName   ????
 * @throws IOException
 */
public static void write(byte[] attachFile, String fileName) throws RuntimeException {
    try {
        HttpServletResponse resp = ActionContext.getResp();
        resp.addHeader("Content-Disposition", "attachment; filename=" + fileName);
        ServletOutputStream outputStream = resp.getOutputStream();
        outputStream.write(attachFile);
        outputStream.flush();
        //            outputStream.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:cn.featherfly.web.spring.servlet.view.json.ObjectJacksonJsonView.java

@Override
protected void prepareResponse(HttpServletRequest request, HttpServletResponse response) {
    setResponseContentType(request, response);
    response.setCharacterEncoding(this.getEncoding().getJavaName());
    if (cacheExpires > 0) {
        response.addHeader("Cache-Control", "max-age=" + cacheExpires);
    } else {/*from www.  j ava2 s .c  o m*/
        response.addHeader("Pragma", "no-cache");
        response.addHeader("Cache-Control", "no-cache, no-store, max-age=0");
        response.addDateHeader("Expires", 1L);
    }
}

From source file:com.hzc.framework.ssh.controller.WebUtil.java

/**
 * ?response?/*from ww w  . j a va2  s .  c  o  m*/
 * ???10mdownloadCall
 *
 * @param attachFile
 * @throws IOException
 */
public static void download(byte[] attachFile, String fileName) throws RuntimeException {
    try {
        HttpServletResponse resp = ActionContext.getResp();
        resp.addHeader("Content-Disposition",
                "attachment;filename=" + new String(fileName.getBytes("utf-8"), "ISO-8859-1"));
        resp.addHeader("Content-Length", "" + attachFile.length);
        //            resp.setContentType("application/octet-stream");
        ServletOutputStream outputStream = resp.getOutputStream();
        outputStream.write(attachFile);
        outputStream.flush();
        //            outputStream.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:com.hzc.framework.ssh.controller.WebUtil.java

/**
 * ?response/* www.j  av  a2 s.  c  om*/
 * ???10mdownloadCall
 *
 * @param file
 * @throws IOException
 */
public static void download(File file, String fileName) throws RuntimeException {
    try {
        HttpServletResponse resp = ActionContext.getResp();
        resp.addHeader("Content-Disposition",
                "attachment;filename=" + new String(fileName.getBytes("utf-8"), "ISO-8859-1"));
        //            resp.addHeader("Content-Length", "" + attachFile.length);
        //            resp.setContentType("application/octet-stream");
        ServletOutputStream outputStream = resp.getOutputStream();
        outputStream.write(IOUtils.toByteArray(new FileInputStream(file)));
        outputStream.flush();
        //            outputStream.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:org.energyos.espi.datacustodian.web.customer.CustomerDownloadMyDataController.java

@RequestMapping(value = Routes.RETAIL_CUSTOMER_DOWNLOAD_MY_DATA_COLLECTION, method = RequestMethod.GET)
public void downloadMyDataCollection(HttpServletResponse response, @PathVariable Long retailCustomerId,
        @RequestParam Map<String, String> params) throws IOException, FeedException {

    response.setContentType(MediaType.TEXT_HTML_VALUE);
    response.addHeader("Content-Disposition", "attachment; filename=GreenButtonDownload.xml");
    try {//from   www .j  av  a  2 s  . c  om
        // 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:org.openwms.tms.api.TransportationController.java

@PostMapping
@ResponseStatus(HttpStatus.CREATED)/*from   ww w. j  av  a2  s  .c o  m*/
public void createTO(@RequestBody CreateTransportOrderVO vo, HttpServletRequest req, HttpServletResponse resp) {
    validatePriority(vo);
    TransportOrder to = service.create(vo.getBarcode(), vo.getTarget(),
            PriorityLevel.valueOf(vo.getPriority()));
    resp.addHeader(HttpHeaders.LOCATION, getCreatedResourceURI(req, to.getPersistentKey()));
}

From source file:org.fcrepo.http.api.ContentExposingResource.java

/**
 * Add ETag and Last-Modified cache control headers to the response
 * @param servletResponse the servlet response
 * @param resource the fedora resource//from  w  w w.  ja  v  a  2s.c  o m
 * @param session the session
 */
protected static void addCacheControlHeaders(final HttpServletResponse servletResponse,
        final FedoraResource resource, final Session session) {

    final String txId = TransactionServiceImpl.getCurrentTransactionId(session);
    if (txId != null) {
        // Do not add caching headers if in a transaction
        return;
    }

    final FedoraResource mutableResource = resource instanceof NonRdfSourceDescription
            ? ((NonRdfSourceDescription) resource).getDescribedResource()
            : resource;
    final EntityTag etag = new EntityTag(mutableResource.getEtagValue());
    final Date date = mutableResource.getLastModifiedDate();

    if (!etag.getValue().isEmpty()) {
        servletResponse.addHeader("ETag", etag.toString());
    }

    if (date != null) {
        servletResponse.addDateHeader("Last-Modified", date.getTime());
    }
}