Example usage for javax.servlet ServletOutputStream write

Introduction

In this page you can find the example usage for javax.servlet ServletOutputStream write.

Prototype

public abstract void write(int b) throws IOException;

Source Link

Document

Writes the specified byte to this output stream.

Usage

From source file:org.apache.stratos.logging.view.ui.LogViewerClient.java

public void downloadArchivedLogFiles(String logFile, HttpServletResponse response, String domain,
        String serverKey) throws Exception {
    try {//  w w  w.j a v a  2 s  . c o  m
        logFile = logFile.replace(".gz", "");
        ServletOutputStream outputStream = response.getOutputStream();
        response.setContentType("application/txt");
        response.setHeader("Content-Disposition", "attachment;filename=" + logFile.replaceAll("\\s", "_"));
        DataHandler data = stub.downloadArchivedLogFiles(logFile, domain, serverKey);
        InputStream fileToDownload = data.getInputStream();
        int c;
        while ((c = fileToDownload.read()) != -1) {
            outputStream.write(c);
        }
        outputStream.flush();
        outputStream.flush();
    } catch (Exception e) {
        String msg = "Error occurred while getting logger data. Backend service may be unavailable";
        log.error(msg, e);
        throw e;
    }
}

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From source file:com.ikon.servlet.admin.LanguageServlet.java

/**
 * Show language flag icon//from   w w  w .  ja  v a 2 s.  co  m
 */
private void flag(String userId, HttpServletRequest request, HttpServletResponse response)
        throws DatabaseException, IOException {
    log.debug("flag({}, {}, {})", new Object[] { userId, request, response });
    String lgId = WebUtils.getString(request, "lg_id");
    ServletOutputStream out = response.getOutputStream();
    Language language = LanguageDAO.findByPk(lgId);
    byte[] img = SecureStore.b64Decode(new String(language.getImageContent()));

    response.setContentType(language.getImageMime());
    response.setContentLength(img.length);
    out.write(img);
    out.flush();
    log.debug("flag: void");
}

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From source file:au.org.ala.biocache.web.MapController.java

/**
 * This method creates and renders a density map for a species.
 * /*  w  ww  .j  ava2  s  .c o m*/
 * @throws Exception
 */
@RequestMapping(value = { "/density/map", "/occurrences/static" }, method = RequestMethod.GET)
public @ResponseBody void speciesDensityMap(SpatialSearchRequestParams requestParams,
        @RequestParam(value = "forceRefresh", required = false, defaultValue = "false") boolean forceRefresh,
        @RequestParam(value = "forcePointsDisplay", required = false, defaultValue = "false") boolean forcePointsDisplay,
        @RequestParam(value = "pointColour", required = false, defaultValue = "0000ff") String pointColour,
        @RequestParam(value = "colourByFq", required = false, defaultValue = "") String colourByFqCSV,
        @RequestParam(value = "colours", required = false, defaultValue = "") String coloursCSV,
        @RequestParam(value = "pointHeatMapThreshold", required = false, defaultValue = "500") Integer pointHeatMapThreshold,
        @RequestParam(value = "opacity", required = false, defaultValue = "1.0") Float opacity,
        HttpServletRequest request, HttpServletResponse response) throws Exception {

    response.setContentType("image/png");
    File outputDir = new File(heatmapOutputDir);
    if (!outputDir.exists()) {
        FileUtils.forceMkdir(outputDir);
    }

    //output heatmap path
    String outputHMFile = getOutputFile(request);

    String[] facetValues = null;
    String[] facetColours = null;
    if (StringUtils.trimToNull(colourByFqCSV) != null && StringUtils.trimToNull(coloursCSV) != null) {
        facetValues = colourByFqCSV.split(",");
        facetColours = coloursCSV.split(",");
        if (facetValues.length == 0 || facetValues.length != facetColours.length) {
            throw new IllegalArgumentException(
                    String.format("Mismatch in facet values and colours. Values: %d, Colours: %d",
                            facetValues.length, facetColours.length));
        }
    }

    //Does file exist on disk?
    File f = new File(outputDir + "/" + outputHMFile);

    if (!f.isFile() || !f.exists() || forceRefresh) {
        logger.debug("Regenerating heatmap image");
        //If not, generate
        generateStaticHeatmapImages(requestParams, false, forcePointsDisplay, pointHeatMapThreshold,
                pointColour, facetValues, facetColours, opacity, request);
    } else {
        logger.debug("Heatmap file already exists on disk, sending file back to user");
    }

    try {
        //read file off disk and send back to user
        File file = new File(outputDir + "/" + outputHMFile);
        BufferedImage img = ImageIO.read(file);
        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
        ImageIO.write(img, "png", outputStream);
        ServletOutputStream outStream = response.getOutputStream();
        outStream.write(outputStream.toByteArray());
        outStream.flush();
        outStream.close();

    } catch (Exception e) {
        logger.error("Unable to write image.", e);
    }
}

---

From source file:com.globalsight.everest.webapp.pagehandler.projects.workflows.JobControlCompletedHandler.java

/**
 * Invokes this EntryPageHandler object//from   ww  w  .j  a  va2  s.co m
 * <p>
 * @param p_ageDescriptor the description of the page to be produced.
 * @param p_request original request sent from the browser.
 * @param p_response original response object.
 * @param p_context the Servlet context.
 */
public void myInvokePageHandler(WebPageDescriptor p_thePageDescriptor, HttpServletRequest p_request,
        HttpServletResponse p_response, ServletContext p_context)
        throws ServletException, IOException, RemoteException, EnvoyServletException {
    HttpSession session = p_request.getSession(false);
    SessionManager sessionMgr = (SessionManager) session.getAttribute(SESSION_MANAGER);

    if (p_request.getParameter("action") != null
            && "checkDownloadQAReport".equals(p_request.getParameter("action"))) {
        ServletOutputStream out = p_response.getOutputStream();
        String jobIds = p_request.getParameter("jobIds");
        boolean checkQA = checkQAReport(sessionMgr, jobIds);
        String download = "";
        if (checkQA) {
            download = "success";
        } else {
            download = "fail";
        }
        Map<String, Object> returnValue = new HashMap();
        returnValue.put("download", download);
        out.write((JsonUtil.toObjectJson(returnValue)).getBytes("UTF-8"));
        return;
    } else if (p_request.getParameter("action") != null
            && "downloadQAReport".equals(p_request.getParameter("action"))) {
        Set<Long> jobIdSet = (Set<Long>) sessionMgr.getAttribute("jobIdSet");
        Set<File> exportFilesSet = (Set<File>) sessionMgr.getAttribute("exportFilesSet");
        Set<String> localesSet = (Set<String>) sessionMgr.getAttribute("localesSet");
        long companyId = (Long) sessionMgr.getAttribute("companyId");
        WorkflowHandlerHelper.zippedFolder(p_request, p_response, companyId, jobIdSet, exportFilesSet,
                localesSet);
        sessionMgr.removeElement("jobIdSet");
        sessionMgr.removeElement("exportFilesSet");
        sessionMgr.removeElement("localesSet");
        return;
    }

    boolean stateMarch = false;
    if (Job.LOCALIZED.equals((String) sessionMgr.getMyjobsAttribute("lastState")))
        stateMarch = true;
    setJobSearchFilters(sessionMgr, p_request, stateMarch);

    m_exportBean = new NavigationBean(EXPORT_BEAN, p_thePageDescriptor.getPageName());
    HashMap beanMap = invokeJobControlPage(p_thePageDescriptor, p_request, LOCALIZED_BEAN);
    p_request.setAttribute("searchType", p_request.getParameter("searchType"));
    p_request.setAttribute("action", p_request.getParameter("action"));
    performAppropriateOperation(p_request);

    sessionMgr.setMyjobsAttribute("lastState", Job.LOCALIZED);
    JobVoLocalizedSearcher searcher = new JobVoLocalizedSearcher();
    searcher.setJobVos(p_request);

    p_request.setAttribute(EXPORT_URL_PARAM, m_exportBean.getPageURL());
    p_request.setAttribute(JOB_ID, JOB_ID);
    p_request.setAttribute(JOB_LIST_START_PARAM, p_request.getParameter(JOB_LIST_START_PARAM));
    p_request.setAttribute(PAGING_SCRIPTLET,
            getPagingText(p_request, ((NavigationBean) beanMap.get(BASE_BEAN)).getPageURL(), Job.LOCALIZED));
    // Set the EXPORT_INIT_PARAM in the sessionMgr so we can bring
    // the user back here after they Export
    sessionMgr.setAttribute(JobManagementHandler.EXPORT_INIT_PARAM, BASE_BEAN);

    sessionMgr.setAttribute("destinationPage", "localized");
    //clear the session for download job from joblist page
    sessionMgr.setAttribute(DownloadFileHandler.DOWNLOAD_JOB_LOCALES, null);
    sessionMgr.setAttribute(DownloadFileHandler.DESKTOP_FOLDER, null);
    setJobProjectsLocales(sessionMgr, session);

    // turn on cache.  do both.  "pragma" for the older browsers.
    p_response.setHeader("Pragma", "yes-cache"); //HTTP 1.0
    p_response.setHeader("Cache-Control", "yes-cache"); //HTTP 1.1
    p_response.addHeader("Cache-Control", "yes-store"); // tell proxy not to cache
    try {
        Company company = ServerProxy.getJobHandler()
                .getCompanyById(CompanyWrapper.getCurrentCompanyIdAsLong());
        p_request.setAttribute("company", company);
    } catch (Exception e) {
        e.printStackTrace();
    }
    // forward to the jsp page.
    RequestDispatcher dispatcher = p_context.getRequestDispatcher(p_thePageDescriptor.getJspURL());
    dispatcher.forward(p_request, p_response);
}

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From source file:mx.com.quadrum.contratos.controller.busquedas.DescargarArchivos.java

@ResponseBody
@RequestMapping(value = "descargarArchivos/{idContrato}", method = RequestMethod.GET)
public void descargarArchivos(@PathVariable("idContrato") Integer idContrato, HttpSession session,
        HttpServletRequest request, HttpServletResponse response) {
    if (session.getAttribute(USUARIO) == null && session.getAttribute(CLIENTE) == null) {
        return;/* w  ww.ja v a2 s. c  o m*/
    }

    response.setContentType("application/zip");
    Usuario usuario = (Usuario) session.getAttribute(USUARIO);
    Contrato contrato = contratoService.buscarPorId(idContrato);
    response.setHeader("Content-Disposition", "attachment; filename=\"" + contrato.getNombre() + ".zip\"");
    ServletOutputStream sos;
    String pathFiles = USUARIOS + usuario.getMail() + "/" + contrato.getNombre();

    try {
        ZipFile folder = new ZipFile(pathFiles + "/" + contrato.getNombre() + ".zip");

        ZipParameters parameters = new ZipParameters();
        parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE); // set compression method to deflate compression
        parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL);
        folder.addFolder(pathFiles, parameters);
        sos = response.getOutputStream();
        File zipFile = new File(pathFiles + "/" + contrato.getNombre() + ".zip");
        sos.write(convierteArchivoToArregloBytes(zipFile));
        sos.flush();
        zipFile.delete();
    } catch (IOException ex) {
        Logger.getLogger(DescargarArchivos.class.getName()).log(Level.SEVERE, null, ex);
    } catch (ZipException ex) {
        Logger.getLogger(DescargarArchivos.class.getName()).log(Level.SEVERE, null, ex);
    }

}

---

From source file:nu.mine.kino.jenkins.plugins.projectmanagement.ProjectSummaryAction.java

private void openFile(StaplerRequest req, StaplerResponse res, String filePath)
        throws FileNotFoundException, IOException {

    System.out.println(filePath);
    System.out.println(req.getContextPath());

    System.out.println(owner.getRootDir());
    File file = new File(owner.getRootDir(), filePath);
    FileInputStream in = null;// w  ww. j a  v a2  s.c  om
    ServletOutputStream out = res.getOutputStream();
    try {
        in = new FileInputStream(file);
        int i;
        while ((i = in.read()) != -1) {
            out.write(i);
        }
    } finally {
        out.close();
        in.close();
    }
}

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From source file:net.sf.jsog.spring.JsogViewTest.java

@Test
public void testRenderMergedOutputModelBean() throws Exception {

    // Setup/*from w w w  .  j a  v a 2s .c o  m*/
    String encoding = "ISO-8859-1"; // Default encoding
    JSOG expected = JSOG.object("bean", JSOG.object().put("foo", "foovalue").put("bar", "barvalue"));
    MediaType contentType = MediaType.APPLICATION_JSON;

    // Setup the model
    Map<String, Object> model = new HashMap<String, Object>();
    model.put("bean", new TestBean());

    // Setup the output stream
    ServletOutputStream sos = createMock(ServletOutputStream.class);
    expect(response.getOutputStream()).andReturn(sos);

    Capture<byte[]> out = new Capture<byte[]>();
    sos.write(capture(out));
    expectLastCall();

    sos.flush();
    expectLastCall();

    sos.close();
    expectLastCall();

    response.setContentType(contentType.toString());
    expectLastCall();

    response.setCharacterEncoding(encoding);
    expectLastCall();

    response.setContentLength(expected.toString().getBytes(encoding).length);
    expectLastCall();

    expect(request.getParameter("callback")).andReturn(null);

    // Execution
    replay(request, response, sos);

    instance.renderMergedOutputModel(model, request, response);

    // Verification
    verify(request, response, sos);
    assertTrue(out.hasCaptured());

    // Parse the resulting value
    JSOG actual = JSOG.parse(new String(out.getValue(), encoding));
    assertEquals(actual, expected);
}

---

From source file:net.sf.jsog.spring.JsogViewTest.java

@Test
public void testRenderMergedOutputModelCustomContentType() throws Exception {

    // Setup/*from   w  w  w  .j  a va  2  s  .  c  om*/
    String encoding = "ISO-8859-1"; // Default encoding
    JSOG expected = new JSOG("foobar");
    MediaType contentType = MediaType.TEXT_PLAIN;
    instance.setOutputContentType(contentType);

    // Setup the model
    Map<String, Object> model = new HashMap<String, Object>();
    model.put("JSOG", expected);

    // Setup the output stream
    ServletOutputStream sos = createMock(ServletOutputStream.class);
    expect(response.getOutputStream()).andReturn(sos);

    Capture<byte[]> out = new Capture<byte[]>();
    sos.write(capture(out));
    expectLastCall();

    sos.flush();
    expectLastCall();

    sos.close();
    expectLastCall();

    response.setContentType(contentType.toString());
    expectLastCall();

    response.setCharacterEncoding(encoding);
    expectLastCall();

    response.setContentLength(expected.toString().getBytes(encoding).length);
    expectLastCall();

    expect(request.getParameter("callback")).andReturn(null);

    // Execution
    replay(request, response, sos);

    instance.renderMergedOutputModel(model, request, response);

    // Verification
    verify(request, response, sos);
    assertTrue(out.hasCaptured());

    // Parse the resulting value
    JSOG actual = JSOG.parse(new String(out.getValue(), encoding));
    assertEquals(actual, expected);
}

---

From source file:net.sf.jsog.spring.JsogViewTest.java

@Test
public void testRenderMergedOutputModel() throws Exception {

    // TODO: Make this test more robust

    // Setup//from   w w  w . ja v  a2s .  c om
    String encoding = "ISO-8859-1"; // Default encoding
    JSOG expected = new JSOG("foobar");
    MediaType contentType = MediaType.APPLICATION_JSON;

    // Setup the model
    Map<String, Object> model = new HashMap<String, Object>();
    model.put("JSOG", expected);

    // Setup the output stream
    ServletOutputStream sos = createMock(ServletOutputStream.class);
    expect(response.getOutputStream()).andReturn(sos);

    Capture<byte[]> out = new Capture<byte[]>();
    sos.write(capture(out));
    expectLastCall();

    sos.flush();
    expectLastCall();

    sos.close();
    expectLastCall();

    response.setContentType(contentType.toString());
    expectLastCall();

    response.setCharacterEncoding(encoding);
    expectLastCall();

    response.setContentLength(expected.toString().getBytes(encoding).length);
    expectLastCall();

    expect(request.getParameter("callback")).andReturn(null);

    // Execution
    replay(request, response, sos);

    instance.renderMergedOutputModel(model, request, response);

    // Verification
    verify(request, response, sos);
    assertTrue(out.hasCaptured());

    // Parse the resulting value
    JSOG actual = JSOG.parse(new String(out.getValue(), encoding));
    assertEquals(actual, expected);
}

---

From source file:net.sf.jsog.spring.JsogViewTest.java

@Test
public void testRenderMergedOutputModelCustomEncodingString() throws Exception {

    // TODO: Make this test more robust

    // Setup/*from  ww  w.  j a  va  2s  .  c o  m*/
    String encoding = "UTF-8";
    JSOG expected = new JSOG("foobar");
    MediaType contentType = MediaType.APPLICATION_JSON;

    // Setup the model
    Map<String, Object> model = new HashMap<String, Object>();
    model.put("JSOG", expected);

    // Setup the output stream
    ServletOutputStream sos = createMock(ServletOutputStream.class);
    expect(response.getOutputStream()).andReturn(sos);

    Capture<byte[]> out = new Capture<byte[]>();
    sos.write(capture(out));
    expectLastCall();

    sos.flush();
    expectLastCall();

    sos.close();
    expectLastCall();

    response.setContentType(contentType.toString());
    expectLastCall();

    response.setCharacterEncoding(encoding);
    expectLastCall();

    response.setContentLength(expected.toString().getBytes(encoding).length);
    expectLastCall();

    expect(request.getParameter("callback")).andReturn(null);

    // Execution
    replay(request, response, sos);
    instance.setEncoding(encoding);
    instance.renderMergedOutputModel(model, request, response);

    // Verification
    verify(request, response, sos);
    assertTrue(out.hasCaptured());

    // Parse the resulting value
    JSOG actual = JSOG.parse(new String(out.getValue(), encoding));
    assertEquals(actual, expected);
}

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