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:info.magnolia.rendering.engine.RenderingFilter.java

/**
 * Send data as is.//from   w ww. j a va 2s .  c  o m
 * @param is Input stream for the resource
 * @param response HttpServletResponse as received by the service method
 * @throws IOException standard servlet exception
 */
private void sendUnCompressed(InputStream is, HttpServletResponse response) throws IOException {
    ServletOutputStream os = response.getOutputStream();
    byte[] buffer = new byte[8192];
    int read;
    while ((read = is.read(buffer)) > 0) {
        os.write(buffer, 0, read);
    }
    os.flush();
    IOUtils.closeQuietly(os);
}

From source file:org.fusesource.restygwt.server.complex.DTOImplementationServlet.java

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    DTOImplementation impl = new DTOImplementation();
    impl.setName("implementation");

    resp.setContentType("application/json");
    ObjectMapper om = new ObjectMapper();
    try {//from   w ww .  j  a va2s .  c  om
        om.writeValue(resp.getOutputStream(), impl);
    } catch (Exception e) {
        throw new ServletException(e);
    }
}

From source file:com.zhenhappy.ems.action.user.VisaAction.java

@RequestMapping(value = "/visa/visaZhengjian", method = RequestMethod.GET)
public void visaPage(@RequestParam("vid") Integer vid, @RequestParam("type") Integer type,
        HttpServletResponse response) {
    try {//www.j  a v  a2s.  c om
        TVisa image = visaService.queryByVid(vid);
        if (image != null) {
            OutputStream outputStream = response.getOutputStream();
            File img = null;
            if (type.intValue() == 1) {
                img = new File(image.getPassportPage());
            } else {
                img = new File(image.getBusinessLicense());
            }
            if (!img.exists()) {
                return;
            }
            FileUtils.copyFile(img, outputStream);
            outputStream.close();
            outputStream.flush();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:gov.nih.nci.caintegrator.web.action.StudyLogoResult.java

/**
 * {@inheritDoc}/*from www . j  a va  2 s .c  o  m*/
 */
public void execute(ActionInvocation invocation) throws IOException {
    StudyLogo studyLogo = SessionHelper.getInstance().getDisplayableUserWorkspace().getStudyLogo();
    HttpServletResponse response = ServletActionContext.getResponse();
    HttpServletRequest request = ServletActionContext.getRequest();
    String imagePath = "";
    imagePath = retrieveImagePath(request, response, studyLogo);
    OutputStream outputStream = response.getOutputStream();
    File imageFile = new File(imagePath);
    FileInputStream inputStream = new FileInputStream(imageFile);
    IOUtils.copy(inputStream, outputStream);
    outputStream.close();
}

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

/**
 * Writes the PDF document to the browser
 * @param sf the container//from www .ja va 2s .  c o m
 * @param response the response
 * @throws IOException 
 */
private void writeRaw(SignedForm sf, HttpServletResponse response) throws IOException {

    InputStream is = new ByteArrayInputStream(sf.getDocument());
    ServletOutputStream outs = null;
    try {
        outs = response.getOutputStream();
        int r = 0;
        byte[] chunk = new byte[8192];
        while ((r = is.read(chunk)) != -1) {
            outs.write(chunk, 0, r);
        }
        outs.flush();
    } finally {
        IOUtils.closeQuietly(outs);
    }

}

From source file:com.googlesource.gerrit.plugins.lfs.fs.LfsFsContentServlet.java

private void getObject(HttpServletRequest req, HttpServletResponse rsp, Optional<AnyLongObjectId> obj)
        throws IOException {
    if (obj.isPresent()) {
        AsyncContext context = req.startAsync();
        context.setTimeout(timeout);/*from   ww w .j a v  a 2 s .c o m*/
        rsp.getOutputStream().setWriteListener(new ObjectDownloadListener(repository, context, rsp, obj.get()));
    }
}

From source file:com.nsano.uat.Imtservlet.java

/**
 *
 * @param request//from  w w  w .j a  v  a 2 s .  c  o  m
 * @param response
 * @throws ServletException , IOException
 */
@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    OutputStream out = response.getOutputStream();

    response.setContentType("text/plain;charset=UTF-8");
    response.setDateHeader("Expires", new Date().getTime()); // Expiration
    // date
    response.setDateHeader("Date", new Date().getTime()); // Date and time
    try {
        // that the
        // message was
        // sent
        out.write(moneytransfer(request).getBytes());
    } catch (JSONException ex) {
        Logger.getLogger(IMTCredit.class.getName()).log(Level.SEVERE, null, ex);
    } catch (NoSuchAlgorithmException ex) {
        Logger.getLogger(Imtservlet.class.getName()).log(Level.SEVERE, null, ex);
    }
    out.flush();
    out.close();
}

From source file:com.nominanuda.springmvc.StaticViewResolver.java

public View resolveViewName(String viewName, Locale locale) throws Exception {
    URL url = resolve(viewName, locale);
    if (url == null) {
        return null;
    } else {//ww  w.  j a va 2s  .  c o  m
        if (cache) {
            View cv = findCachedView(url);
            if (cv != null) {
                return cv;
            }
        }
        final byte[] barr = io.readAndClose(url.openStream());
        View v = new View() {
            public void render(Map<String, ?> model, HttpServletRequest request, HttpServletResponse response)
                    throws Exception {
                response.setContentLength(barr.length);
                response.setContentType(contentType);
                OutputStream os = response.getOutputStream();
                os.write(barr);
                os.flush();
            }

            public String getContentType() {
                return contentType;
            }
        };
        if (cache) {
            storeCachedView(url, v);
        }
        return v;
    }
}

From source file:com.indeed.imhotep.web.TokenizeController.java

@RequestMapping("/tokenize")
@ResponseBody/*from   w ww  . ja  v  a 2  s  . c o m*/
protected void handleTokenize(@RequestParam("q") String query, HttpServletResponse resp) throws IOException {

    resp.setHeader("Access-Control-Allow-Origin", "*");
    try {
        final List<Token> tokens = TerminalParser.LEXER.parse(query);
        final ServletOutputStream outputStream = resp.getOutputStream();
        resp.setContentType(MediaType.APPLICATION_JSON_VALUE);
        final ObjectMapper mapper = new ObjectMapper();
        mapper.configure(SerializationConfig.Feature.INDENT_OUTPUT, true);
        final ObjectNode jsonRoot = mapper.createObjectNode();
        final ArrayNode tokenArrayNode = jsonRoot.arrayNode();
        jsonRoot.put("tokens", tokenArrayNode);
        for (Token token : tokens) {
            final ObjectNode tokenNode = tokenArrayNode.objectNode();
            final String text = token.value() instanceof Tokens.Fragment
                    ? ((Tokens.Fragment) token.value()).text()
                    : (String) token.value();
            final String tag = token.value() instanceof Tokens.Fragment
                    ? ((Tokens.Fragment) token.value()).tag().toString()
                    : "STRING";

            tokenNode.put("text", text);
            tokenNode.put("index", token.index());
            tokenNode.put("length", token.length());
            tokenNode.put("tag", tag);
            tokenArrayNode.add(tokenNode);
        }

        mapper.writeValue(outputStream, jsonRoot);
        outputStream.close();

    } catch (Throwable e) {
        QueryServlet.handleError(resp, true, e, false, false);
    }
}

From source file:controllers.ColorGroupController.java

@RequestMapping("/getXls")
public void getXls(Map<String, Object> model, HttpServletResponse response) throws Exception {
    response.setContentType("application/octet-stream");
    response.setHeader("Content-Disposition", "attachment; filename=ColorGroup.xls");
    colorGroupService.getXls().write(response.getOutputStream());
}