Example usage for javax.servlet ServletOutputStream close

Introduction

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

Prototype

public void close() throws IOException 

Source Link

Document

Closes this output stream and releases any system resources associated with this stream.

Usage

From source file:org.fenixedu.parking.ui.Action.externalServices.ExportParkingData.java

@Override
public ActionForward execute(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request,
        HttpServletResponse response) throws Exception {

    final String password = request.getParameter("password");
    final String username = request.getParameter("username");
    checkPermissions(username, password);

    ParkingDataReportFile parkingDataReportFile = getLastParkingDataReportJob();
    if (parkingDataReportFile != null && parkingDataReportFile.getFile() != null) {
        final byte[] data = parkingDataReportFile.getFile().getContent();
        response.setContentLength(data.length);
        response.setContentType("application/vnd.ms-access");
        response.setHeader("Content-disposition",
                "attachment; filename=" + parkingDataReportFile.getFilename());
        final ServletOutputStream outputStream = response.getOutputStream();
        outputStream.write(data);/*from  w w w .  j  a v  a2 s.c om*/
        outputStream.flush();
        outputStream.close();
    }
    return null;
}

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From source file:com.geminimobile.web.DownloadCSVController.java

@Override
protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response)
        throws Exception {
    String msisdn = (String) request.getParameter("msisdn");
    String startTime = (String) request.getParameter("starttime");
    String endTime = (String) request.getParameter("endtime");
    String market = (String) request.getParameter("market");
    String type = (String) request.getParameter("type");

    Date toDate = SearchCommand.m_sdf.parse(endTime);
    //String maxTimestamp = Long.toString(toDate.getTime());

    Date fromDate = SearchCommand.m_sdf.parse(startTime);
    //String minTimestamp = Long.toString(fromDate.getTime());

    CDRDataAccess cdrAccess = new CDRDataAccess();
    Vector<CDREntry> cdrs = cdrAccess.getCDRsByMSISDN(msisdn, fromDate.getTime(), toDate.getTime(), market,
            type, 100000); // 100,000 entries max

    //Vector<CDREntry> cdrs = (Vector<CDREntry>) request.getSession().getAttribute("cdrResults");

    StringBuffer sb = new StringBuffer();

    // Write column headers 
    sb.append("Date/Time,Market,Type,MSISDN,MO IP address,MT IP Address,Sender Domain,Recipient Domain\n");

    for (CDREntry entry : cdrs) {
        sb.append(entry.getDisplayTimestamp() + "," + entry.getMarket() + "," + entry.getType() + ","
                + entry.getMsisdn() + "," + entry.getMoIPAddress() + "," + entry.getMtIPAddress() + ","
                + entry.getSenderDomain() + "," + entry.getRecipientDomain() + "\n");
    }/*from ww w.  j  a  va 2  s. c  o m*/

    String csvString = sb.toString();

    response.setBufferSize(sb.length());
    response.setContentLength(sb.length());

    response.setContentType("text/plain; charset=UTF-8");
    //response.setContentType( "text/csv" );
    //response.setContentType("application/ms-excel");
    //response.setHeader("Content-disposition", "attachment;filename=cdrResults.csv");
    response.setHeader("Content-Disposition", "attachment; filename=" + "cdrResults.csv" + ";");
    ServletOutputStream os = response.getOutputStream();

    os.write(csvString.getBytes());

    os.flush();
    os.close();

    return null;
}

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From source file:Bean.liquidacionBean.java

public void exportarPDF(String liqventa) throws JRException, NamingException, SQLException, IOException {
    dbManager conn = new dbManager();
    Connection con = null;//from  w  w  w.j  a v a  2 s  .  com
    con = conn.getConnection();
    Map<String, Object> parametros = new HashMap<String, Object>();
    if (StringUtils.isNotBlank(liqventa)) {
        parametros.put("liqventa", liqventa);
        System.out.println(liqventa);
        File jasper = new File("D:/reporte/liquidacion.jasper");
        JasperPrint jasperPrint = JasperFillManager.fillReport(jasper.getPath(), parametros, con);
        HttpServletResponse response = (HttpServletResponse) FacesContext.getCurrentInstance()
                .getExternalContext().getResponse();
        response.addHeader("Content-disposition", "attachment; filename=Liquidacin" + liqventa + ".pdf");
        ServletOutputStream stream = response.getOutputStream();
        JasperExportManager.exportReportToPdfStream(jasperPrint, stream);
        stream.flush();
        stream.close();
        FacesContext.getCurrentInstance().responseComplete();
    } else {
        FacesContext.getCurrentInstance().addMessage(null,
                new FacesMessage(FacesMessage.SEVERITY_INFO, "Error", "Generar Crdito."));
    }
}

---

From source file:net.sourceforge.fenixedu.presentationTier.Action.externalServices.ISTConnectDA.java

private void writeJSONObject(HttpServletResponse response, final JSONArray jsonObject) throws IOException {
    final ServletOutputStream outputStream = response.getOutputStream();
    outputStream.write(jsonObject.toJSONString().getBytes());
    outputStream.close();
}

---

From source file:com.us.servlet.AuthCode.java

protected void service(HttpServletRequest request, HttpServletResponse response) {
    final CodeAuth bean = AppHelper.CODE_AUTH;
    int width = NumberUtils.toInt(request.getParameter("width"), bean.getWidth());
    int height = NumberUtils.toInt(request.getParameter("height"), bean.getHeight());
    int x = width / (bean.getLength() + 1);
    int codeY = height - 4;
    int fontHeight = height - 2;
    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_4BYTE_ABGR);
    Graphics2D graphics = image.createGraphics();
    graphics.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    if (StringUtil.hasText(request.getParameter("bgcolor"))) {
        graphics.setBackground(ColorHelper.hex2RGB(request.getParameter("bgcolor")));
    }//from   w  w  w .  j  a v  a  2s . c  o  m
    graphics.fillRect(0, 0, width, height);
    graphics.setFont(new Font(bean.getFont(), Font.BOLD, fontHeight));
    graphics.drawRect(0, 0, width - 1, height - 1);
    // 
    if (bean.isBreakLine()) {
        for (int i = 0; i < 15; i++) {
            int x1 = RandomUtils.nextInt(width);
            int y1 = RandomUtils.nextInt(height);
            int x2 = RandomUtils.nextInt(12);
            int y2 = RandomUtils.nextInt(12);
            graphics.drawLine(x1, y1, x + x2, y1 + y2);
        }
    }
    char[] CHARSET_AREA = null;
    if (bean.getType().charAt(0) == '1') {
        CHARSET_AREA = ArrayUtils.addAll(CHARSET_AREA, BIG_LETTERS);
    }
    if (bean.getType().charAt(1) == '1') {
        CHARSET_AREA = ArrayUtils.addAll(CHARSET_AREA, SMALL_LETTER);
    }
    if (bean.getType().charAt(2) == '1') {
        CHARSET_AREA = ArrayUtils.addAll(CHARSET_AREA, NUMBERS);
    }
    StringBuilder randomCode = new StringBuilder();
    for (int i = 0; i < bean.getLength(); i++) {
        String rand = String.valueOf(CHARSET_AREA[RandomUtils.nextInt(CHARSET_AREA.length)]);
        graphics.setColor(ColorHelper.color(RandomUtils.nextInt(255), RandomUtils.nextInt(255),
                RandomUtils.nextInt(255)));
        graphics.drawString(rand, (i + 1) * x, codeY);
        randomCode.append(rand);
    }
    HttpSession session = request.getSession();
    session.setAttribute(bean.getSessionKey(), randomCode.toString());
    // ?
    response.setHeader("Pragma", "no-cache");
    response.setHeader("Cache-Control", "no-cache");
    response.setDateHeader("Expires", 0);
    response.setContentType("image/png");
    try {
        // Servlet?
        ServletOutputStream sos = response.getOutputStream();
        ImageIO.write(image, "png", sos);
        sos.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:de.knurt.fam.template.controller.letter.LetterGeneratorShowLetter.java

private void processIntern(HttpServletResponse response, PostMethod post, String customid) {
    //  forward response got
    //  force "save as" in browser
    String downloadFilename = this.df.format(new Date()) + "-" + customid + ".pdf";
    response.setHeader("Content-Disposition", "attachment; filename=" + downloadFilename);
    //  it is a pdf
    response.setContentType("application/pdf");
    try {/*from   www .j a v a2  s  . com*/
        ServletOutputStream ouputStream = response.getOutputStream();
        ouputStream.write(post.getResponseBody());
        ouputStream.flush();
        ouputStream.close();
    } catch (IOException e) {
        FamLog.exception(e, 201106131408l);
    }
}

---

From source file:com.octo.captcha.module.acegi.JCaptchaImageController.java

public ModelAndView handleRequest(HttpServletRequest httpServletRequest, HttpServletResponse response)
        throws Exception {
    byte[] captchaChallengeAsJpeg = null;

    ByteArrayOutputStream jpegOutputStream = new ByteArrayOutputStream();

    //get the session id that will identify the generated captcha.
    //the same id must be used to validate the response, the session id is a good candidate!
    String captchaId = httpServletRequest.getSession().getId();

    BufferedImage challenge = imageCaptchaService.getImageChallengeForID(captchaId,
            httpServletRequest.getLocale());

    JPEGImageEncoder jpegEncoder = JPEGCodec.createJPEGEncoder(jpegOutputStream);
    jpegEncoder.encode(challenge);/*from  w w w  .jav  a 2 s  . c o m*/

    captchaChallengeAsJpeg = jpegOutputStream.toByteArray();

    // configure cache  directives
    response.setHeader("Cache-Control", "no-store");
    response.setHeader("Pragma", "no-cache");
    response.setDateHeader("Expires", 0);
    //flush content in the response
    response.setContentType("image/jpeg");
    ServletOutputStream responseOutputStream = response.getOutputStream();
    responseOutputStream.write(captchaChallengeAsJpeg);
    responseOutputStream.flush();
    responseOutputStream.close();
    return null;
}

---

From source file:com.octo.captcha.module.acegi.JCaptchaSoundController.java

public ModelAndView handleRequest(HttpServletRequest httpServletRequest, HttpServletResponse response)
        throws Exception {
    byte[] captchaChallengeAsWav = null;

    ByteArrayOutputStream wavOutputStream = new ByteArrayOutputStream();

    //get the session id that will identify the generated captcha.
    //the same id must be used to validate the response, the session id is a good candidate!
    String captchaId = httpServletRequest.getSession().getId();

    AudioInputStream challenge = soundCaptchaService.getSoundChallengeForID(captchaId,
            httpServletRequest.getLocale());

    // a jpeg encoder
    AudioInputStream stream = (AudioInputStream) challenge;

    // call the ImageCaptchaService method to retrieve a captcha
    AudioSystem.write(stream, AudioFileFormat.Type.WAVE, wavOutputStream);

    captchaChallengeAsWav = wavOutputStream.toByteArray();

    // configure cache  directives
    response.setHeader("Cache-Control", "no-store");
    response.setHeader("Pragma", "no-cache");
    response.setDateHeader("Expires", 0);
    //flush content in the response
    response.setContentType("audio/x-wav");
    ServletOutputStream responseOutputStream = response.getOutputStream();
    responseOutputStream.write(captchaChallengeAsWav);
    responseOutputStream.flush();//from   w  w  w. j  a v a  2s  . c  o m
    responseOutputStream.close();
    return null;
}

---

From source file:org.chimi.s4s.controller.FileDownloadController.java

private void sendFile(boolean imageInline, FileSource source, HttpServletRequest request,
        HttpServletResponse response) throws IOException {
    response.setContentType(source.getMimeType());
    cacheStrategy.setCacheOption(source, response);
    response.setHeader("Content-Disposition", (imageInline ? "inline" : "attachment") + "; filename=\""
            + getHeaderFileName(source.getFileName(), request) + "\";");
    response.setContentLength((int) source.getLength());

    ServletOutputStream out = response.getOutputStream();
    source.write(out);//from  w  w  w  .j  a  v  a  2  s  .  c  om

    out.flush();
    out.close();
}

---

From source file:com.tapas.evidence.fe.controller.CaptchaController.java

@RequestMapping("/captcha.jpg")
public void showForm(HttpServletRequest request, HttpServletResponse response) throws Exception {
    byte[] captchaChallengeAsJpeg = null;
    // the output stream to render the captcha image as jpeg into
    ByteArrayOutputStream jpegOutputStream = new ByteArrayOutputStream();
    try {//from w  ww. j  av a 2s . c  om
        // get the session id that will identify the generated captcha.
        // the same id must be used to validate the response, the session id is a good candidate!

        String captchaId = request.getSession().getId();
        BufferedImage challenge = captchaService.getImageChallengeForID(captchaId, request.getLocale());

        ImageIO.write(challenge, CAPTCHA_IMAGE_FORMAT, jpegOutputStream);
    } catch (IllegalArgumentException e) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND);
        return;
    } catch (CaptchaServiceException e) {
        response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
        return;
    }

    captchaChallengeAsJpeg = jpegOutputStream.toByteArray();

    // flush it in the response
    response.setHeader("Cache-Control", "no-store");
    response.setHeader("Pragma", "no-cache");
    response.setDateHeader("Expires", 0);
    response.setContentType("image/" + CAPTCHA_IMAGE_FORMAT);

    ServletOutputStream responseOutputStream = response.getOutputStream();
    responseOutputStream.write(captchaChallengeAsJpeg);
    responseOutputStream.flush();
    responseOutputStream.close();
}

---

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