Example usage for javax.servlet.http HttpServletResponse getOutputStream

List of usage examples for javax.servlet.http HttpServletResponse getOutputStream

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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:de.knurt.fam.service.pdf.handler.FamServicePDFHandler.java

@RequestMapping(value = "/generated.pdf", method = RequestMethod.POST)
public final ModelAndView generatePDF(HttpServletResponse response, HttpServletRequest request) {
    ServletOutputStream output = null;//w ww  .  j a  v a2 s .com
    FileInputStream input = null;
    try {
        File file2write = new HttpServletRequest2File().process(request);
        input = new FileInputStream(file2write);
        output = response.getOutputStream();

        response.setContentType("application/pdf;charset=UTF-8");
        response.setHeader("Content-Disposition", "attachment; filename=" + file2write.getName());

        int nob = IOUtils.copy(input, output);
        if (nob < 1) {
            Logger.getRootLogger().fatal("201204231353");
        }
    } catch (IOException ex) {
        Logger.getRootLogger().fatal("201105301032");
    } finally {
        IOUtils.closeQuietly(input);
        IOUtils.closeQuietly(output);
    }
    return null;
}

From source file:com.asual.summer.sample.web.TechnologyController.java

@RequestMapping("/image/{value}")
public void image(@PathVariable("value") String value, HttpServletResponse response) throws IOException {
    Image image = Technology.findImage(value);
    if (image != null) {
        response.setContentLength(image.getBytes().length);
        response.setContentType(image.getContentType());
        response.getOutputStream().write(image.getBytes());
    } else {//  ww  w  .j a va  2s .  c  o  m
        response.setStatus(HttpServletResponse.SC_NOT_FOUND);
    }
    response.getOutputStream().flush();
    response.getOutputStream().close();
}

From source file:org.ednovo.gooru.controller.ScreenshotController.java

/**
 * Get and check parameters// www .  j a  v  a2  s  . c o  m
 * 
 * @param sourceUrl
 *            (URL should be encoded)
 * @param width
 * @param height
 * @param request
 * @param response
 * @throws Exception
 */

@RequestMapping(method = RequestMethod.GET, value = "/snapshot/generate/{width}/{height}")
public void getScreenshot(@PathVariable(value = "width") int width, @PathVariable(value = "height") int height,
        @RequestParam(value = "SourceUrl", required = true) String sourceUrl, HttpServletRequest request,
        HttpServletResponse response) throws Exception {

    sourceUrl = URLDecoder.decode(sourceUrl, ENCODE_FORMAT);
    if (checkUrl(sourceUrl)) {
        response.setStatus(400);
        response.getWriter().append(INVALID_URL);
        return;
    } else {
        response.getOutputStream().write(getWebDriverUtil().generateScreenshot(sourceUrl, width, height));
    }

}

From source file:com.ewcms.publication.filter.render.TemplateSourceRender.java

/**
 * ?//from  w  ww . ja v a 2s  .  c om
 * 
 * @param response
 * @param uri   ?
 * @return
 * @throws IOException
 */
protected boolean output(HttpServletResponse response, Long siteId, String uri) throws IOException {
    TemplateSource source = templateSourcePublishDao.findByUri(siteId, uri);
    if (source == null) {
        logger.debug("TemplateSource is not exist,uri is {}", uri);
        return false;
    }
    IOUtils.write(source.getContent(), response.getOutputStream());
    response.flushBuffer();
    return true;
}

From source file:com.expressflow.servlets.ExecProcessServlet.java

public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
    UserService userService = UserServiceFactory.getUserService();
    User user = userService.getCurrentUser();
    if (user != null) {
        performRequest(request, response);
        try {/*from   w  ww . j a  v a 2  s. c om*/
            response.getOutputStream().println(new JSONObject().put("result", "success").toString());
        } catch (JSONException e) {
            // TODO Auto-generated catch block
            e.printStackTrace(System.err);
        }
    } else {
        response.sendRedirect(response.encodeRedirectURL(userService.createLoginURL(request.getRequestURI())));
    }
}

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

/**
 * ?response??????com???//from  w w w . j  a  v  a  2s  . c  om
 *
 * @param contentType
 * @param attachFile
 * @throws IOException
 */
public static void write(String contentType, byte[] attachFile) throws RuntimeException {
    try {
        HttpServletResponse resp = ActionContext.getResp();
        resp.setContentType(contentType);
        ServletOutputStream outputStream = resp.getOutputStream();
        outputStream.write(attachFile);
        outputStream.flush();
        //            outputStream.close();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

From source file:com.pm.myshop.controller.FilesController.java

@RequestMapping("/pictures/{thumb}/{fileName}")
@ResponseBody//from   w w  w  .  ja  v  a2s . c  o  m
public void viewFiles(@PathVariable("fileName") String fileName, @PathVariable("thumb") String thumb,
        HttpServletRequest request, HttpServletResponse response) throws IOException {
    try {

        String path = request.getRealPath("/");

        response.setContentType("image/jpeg");

        InputStream inputStream = new FileInputStream(path + "../../files/" + thumb + "/" + fileName + ".jpg");
        IOUtils.copy(inputStream, response.getOutputStream());
        response.flushBuffer();

    } catch (IOException ex) {
        System.out.println(ex.getMessage());
        response.getWriter().print("File Not Found");
    }

}

From source file:net.sf.appstatus.web.pages.StatusPage.java

public void doGetHTML(StatusWebHandler webHandler, HttpServletRequest req, HttpServletResponse resp)
        throws UnsupportedEncodingException, IOException {

    setup(resp, "text/html");
    ServletOutputStream os = resp.getOutputStream();

    Map<String, String> valuesMap = new HashMap<String, String>();
    List<ICheckResult> results = webHandler.getAppStatus().checkAll(req.getLocale());
    Collections.sort(results);//w w w.j a v  a  2 s  . c  o m
    boolean statusOk = true;
    int statusCode = 200;
    for (ICheckResult r : results) {
        if (r.getCode() != ICheckResult.OK && r.isFatal()) {
            resp.setStatus(500);
            statusCode = 500;
            statusOk = false;
            break;
        }
    }

    valuesMap.put("statusOk", String.valueOf(statusOk));
    valuesMap.put("statusCode", String.valueOf(statusCode));

    // STATUS TABLE
    StrBuilder sbStatusTable = new StrBuilder();
    if (HtmlUtils.generateBeginTable(sbStatusTable, results.size())) {

        HtmlUtils.generateHeaders(sbStatusTable, "", "Group", "Name", "Description", "Code", "Resolution");

        for (ICheckResult r : results) {
            HtmlUtils.generateRow(sbStatusTable, getStatus(r), r.getGroup(), r.getProbeName(),
                    r.getDescription(), String.valueOf(r.getCode()), r.getResolutionSteps());
        }
        HtmlUtils.generateEndTable(sbStatusTable, results.size());
    }
    valuesMap.put("statusTable", sbStatusTable.toString());

    // PROPERTIES TABLE
    StrBuilder sbPropertiesTable = new StrBuilder();
    Map<String, Map<String, String>> properties = webHandler.getAppStatus().getProperties();
    if (HtmlUtils.generateBeginTable(sbPropertiesTable, properties.size())) {

        HtmlUtils.generateHeaders(sbPropertiesTable, "", "Group", "Name", "Value");

        for (Entry<String, Map<String, String>> cat : properties.entrySet()) {
            String category = cat.getKey();

            for (Entry<String, String> r : cat.getValue().entrySet()) {
                HtmlUtils.generateRow(sbPropertiesTable, Resources.STATUS_PROP, category, r.getKey(),
                        r.getValue());
            }

        }
        HtmlUtils.generateEndTable(sbPropertiesTable, properties.size());
    }
    valuesMap.put("propertiesTable", sbPropertiesTable.toString());
    String content = HtmlUtils.applyLayout(valuesMap, PAGECONTENTLAYOUT);

    valuesMap.clear();
    valuesMap.put("content", content);
    os.write(getPage(webHandler, valuesMap).getBytes(ENCODING));
}

From source file:BaselinePlotGenerator.java

public void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    OutputStream out = response.getOutputStream();
    NssBaseline nssBaseline = new NssBaseline();
    String filename = "";
    try {// w ww .j  av  a  2  s .c om

        filename = request.getParameter("filename");
        nssBaseline.openFile(filename);
        nssBaseline.readAllData();

        JFreeChart chart = null;
        chart = createChart(filename, nssBaseline);
        if (chart != null) {
            response.setContentType("image/png");
            ChartUtilities.writeChartAsPNG(out, chart, 660, 400);
        }
    } catch (Exception e) {
        System.err.println("BaselinePlotGenerator: " + e + " for file: " + filename);
    } finally {
        out.close();
        nssBaseline.closeFile();
    }
}

From source file:org.fenixedu.spaces.ui.SpaceSearchController.java

@RequestMapping(value = "/photo/{spacePhoto}", method = RequestMethod.GET)
public void spacePhotoRender(@PathVariable SpacePhoto spacePhoto, HttpServletResponse response)
        throws IOException, UnavailableException {

    response.setContentType("image/jpeg");
    try (OutputStream outputStream = response.getOutputStream()) {
        outputStream.write(spacePhoto.getContent());
    }//from   w  w w.j  av a  2  s.c o m
}