Example usage for javax.servlet.http HttpServletResponse getOutputStream

Introduction

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

Prototype

public ServletOutputStream getOutputStream() throws IOException;

Source Link

Document

Returns a ServletOutputStream suitable for writing binary data in the response.

Usage

From source file:eu.europa.ejusticeportal.dss.controller.action.SigningAction.java

private void writeResponse(final PortalFacade portal, final HttpServletRequest request,
        final HttpServletResponse response) {
    try {/*ww w .  ja v  a  2  s . co  m*/
        response.setContentType("application/json");
        final OutputStream os = response.getOutputStream();
        final Object reqObject = getRequestObject(request);
        final Object resObject = getResponseObject(portal, request, reqObject);
        final DataWrapper w = new DataWrapper(getResponseString(resObject));
        final Gson gson = new Gson();
        os.write(gson.toJson(w).getBytes("UTF-8"));
        os.close();
    } catch (IOException e) {
        LOGGER.error("Error writeResponse", e);
        throw new SigningException(e);
    }
}

From source file:com.sivalabs.jcart.admin.web.controllers.ProductController.java

@GetMapping(value = "/products/images/{productId}")
public void showProductImage(@PathVariable String productId, HttpServletRequest request,
        HttpServletResponse response) {
    try {//from  w w w  .  j  a  v  a  2 s.c  o m
        FileSystemResource file = new FileSystemResource(IMAGES_DIR + productId + ".jpg");
        response.setContentType("image/jpg");
        copy(file.getInputStream(), response.getOutputStream());
        response.flushBuffer();
    } catch (IOException e) {
        log.error(e.getMessage(), e);
    }
}

From source file:istata.web.HtmlController.java

@RequestMapping("/graph")
public void graph(HttpServletResponse response) throws IOException {
    response.setContentType("image/png");

    stataService.saveCmd("/graph");
    File f = stataService.graph();

    InputStream in = new FileInputStream(f);
    IOUtils.copy(in, response.getOutputStream());
}

From source file:org.red5.server.net.servlet.StatisticsServlet.java

/** {@inheritDoc} */
@Override//from   w w  w . j ava 2s  .com
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    // Process request with XML-RPC server
    byte[] result = server.execute(request.getInputStream());
    response.setContentType("text/xml");
    response.setContentLength(result.length);
    OutputStream out = response.getOutputStream();
    out.write(result);
    out.close();
}

From source file:com.adito.extensions.actions.GetApplicationFileAction.java

private void sendFile(InputStream in, long length, HttpServletResponse response) throws IOException {
    Util.noCache(response);/* w  w  w  .ja v  a2  s  .co m*/

    response.setHeader("Content-type", "application/octet-stream");
    response.setContentLength((int) length);
    try {

        Util.copy(in, response.getOutputStream());

    } catch (IOException ex) {
    } finally {
        Util.closeStream(in);
        Util.closeStream(response.getOutputStream());
    }

}

From source file:com.controlj.green.istat.web.BookmarkServlet.java

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    //System.out.println("Area Servlet called at:"+new Date());

    resp.setHeader("Expires", "Wed, 01 Jan 2003 12:00:00 GMT");
    resp.setHeader("Cache-Control", "no-cache");
    ServletOutputStream out = resp.getOutputStream();
    try {//ww w. jav  a 2 s .  c om
        writeLocations(out, req.getParameterValues("bookmarks"), req);
    } catch (Exception e) {
        Logging.LOGGER.println("Unexpected exception:");
        e.printStackTrace(Logging.LOGGER);

        throw new ServletException(e);
    }
    /*
    out.println("[");
    out.println("{ display:'Main Conf Room', id:'mainconf'},");
    out.println("{ display:'Board Room', id:'boardroom'},");
    out.println("{ display:'Room 235', id:'room235'}");
    out.println("]");
    */
}

From source file:fr.esiea.windmeal.controller.provider.ProviderCtrl.java

@Secured("ROLE_USER")
@RequestMapping(value = "user/{ownerId}", method = RequestMethod.GET, produces = "application/json")
@ResponseBody/*from w ww .  j a  va 2s . c o  m*/
public void getAll(@PathVariable String ownerId, HttpServletResponse servletResponse)
        throws ServiceException, DaoException, IOException {

    LOGGER.info("[Controller] Querying FoodProvider list from the user " + ownerId);
    this.objectMapper = new ObjectMapper();
    objectMapper.writerWithView(FoodProvider.Views.LightView.class)
            .writeValue(servletResponse.getOutputStream(), providerService.getAllProviderFromUser(ownerId));
}

From source file:ke.co.tawi.babblesms.server.servlet.export.excel.inbox.ExportExcel.java

/**    
 *
 * @param request/*  ww w . j  a va  2  s  . c  o m*/
 * @param response
 * @throws ServletException, IOException
 * @throws java.io.IOException
 */
@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    out = response.getOutputStream();
    response.setContentType("application/vnd.ms-excel");
    response.setHeader("Cache-Control", "cache, must-revalidate");
    response.setHeader("Pragma", "public");

    HttpSession session = request.getSession(false);

    int CurrentPage;
    List<IncomingLog> clog = new ArrayList<>();

    String dd = request.getParameter("ExportPageExcel");
    String AllPages = request.getParameter("ExportAllExcel");

    if (dd == null) {
        CurrentPage = 1;
    } else {
        CurrentPage = Integer.parseInt(dd);
    }

    pageno = (CurrentPage - 1) * PAGE_SIZE;

    String sessionEmail = (String) session.getAttribute(SessionConstants.ACCOUNT_SIGN_IN_KEY);
    Element element = accountsCache.get(sessionEmail);
    account = (Account) element.getObjectValue();

    String fileName = new StringBuffer(account.getUsername()).append(" ").append(SPREADSHEET_NAME).toString();

    response.setHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\"");

    clog = getListDetails(CurrentPage, AllPages);
    createExcelSheets(clog);
}

From source file:org.energyos.espi.datacustodian.web.api.ApplicationInformationRESTController.java

@RequestMapping(value = Routes.ROOT_APPLICATION_INFORMATION_COLLECTION, method = RequestMethod.GET, produces = "application/atom+xml")
@ResponseBody/*from  www.ja va 2 s  . c o  m*/
public void index(HttpServletResponse response, @RequestParam Map<String, String> params)
        throws IOException, FeedException {

    response.setContentType(MediaType.APPLICATION_ATOM_XML_VALUE);
    exportService.exportApplicationInformations(response.getOutputStream(), new ExportFilter(params));
}

From source file:com.curl.orb.servlet.DefaultInstanceManagementFilter.java

protected void setFailedResponse(HttpServletResponse response, Throwable exception) {
    response.setContentType("application/octet-stream;charset=UTF-8");
    OutputStream ostream = null;/*from www .j a va 2s  .co m*/
    try {
        ostream = response.getOutputStream();
        serializer.serialize(new InstanceManagementResponse(new ExceptionContent(exception)), null, ostream);
        response.setStatus(200);
        log.info(exception.getMessage(), exception);
    } catch (InstanceManagementException e) {
        response.setStatus(500);
        log.debug(e.getMessage(), e);
    } catch (SerializerException e) {
        response.setStatus(500);
        log.debug(e.getMessage(), e);
    } catch (IOException e) {
        response.setStatus(500);
        log.debug(e.getMessage(), e);
    } finally {
        if (ostream != null) {
            try {
                ostream.close();
            } catch (IOException e) {
                // ignored
            }
        }
    }
}