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:pt.ist.fenix.ui.struts.action.externalServices.ExternalInterfaceDispatchAction.java

protected void writeJSONObject(HttpServletResponse response, final JSONObject jsonObject) throws IOException {
    response.setContentType("application/json; charset=utf-8");
    final ServletOutputStream outputStream = response.getOutputStream();
    outputStream.write(jsonObject.toJSONString().getBytes());
    outputStream.close();/*from ww  w .  ja v  a  2s .  c o  m*/
}

From source file:net.sf.appstatus.demo.batch.LaunchClassicBatchSampleServlet.java

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

    // launch the batch
    ExecutorService executorService = Executors.newCachedThreadPool();

    BatchSample batch = (BatchSample) WebApplicationContextUtils
            .getRequiredWebApplicationContext(getServletContext()).getBean("batch");
    executorService.execute(batch);/*  www.  ja  va2 s  .c  o  m*/

    BatchSample2 batch2 = (BatchSample2) WebApplicationContextUtils
            .getRequiredWebApplicationContext(getServletContext()).getBean("batch2");
    executorService.execute(batch2);

    ServletOutputStream os = resp.getOutputStream();

    os.write("<html><head".getBytes(ENCODING));
    os.write("<body>".getBytes(ENCODING));
    os.write("<h1>Ok</h1>".getBytes(ENCODING));
    os.write("</body></html>".getBytes(ENCODING));
}

From source file:be.fedict.eid.dss.sp.servlet.DownloadServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    LOG.debug("doGet");
    HttpSession httpSession = request.getSession();
    byte[] document = (byte[]) httpSession.getAttribute("document");

    response.setHeader("Cache-Control", "no-cache, no-store, must-revalidate, max-age=-1"); // http 1.1
    if (!request.getScheme().equals("https")) {
        // else the download fails in IE
        response.setHeader("Pragma", "no-cache"); // http 1.0
    } else {//w ww  .  j a v  a 2s.c o m
        response.setHeader("Pragma", "public");
    }
    response.setDateHeader("Expires", -1);
    response.setContentLength(document.length);

    String contentType = (String) httpSession.getAttribute("ContentType");
    LOG.debug("content-type: " + contentType);
    response.setContentType(contentType);
    response.setContentLength(document.length);
    ServletOutputStream out = response.getOutputStream();
    out.write(document);
    out.flush();
}

From source file:net.jadler.stubbing.server.jetty.StubHandler.java

private void writeResponseBody(final byte[] body, final HttpServletResponse response) throws IOException {
    if (body.length > 0) {
        final ServletOutputStream os = response.getOutputStream();
        os.write(body);
    }/*w w  w. j a v  a  2  s  . com*/
}

From source file:be.fedict.eid.dss.portal.DownloadServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    LOG.debug("doGet");
    HttpSession httpSession = request.getSession();
    byte[] document = (byte[]) httpSession.getAttribute(this.documentSessionAttribute);

    response.setHeader("Cache-Control", "no-cache, no-store, must-revalidate, max-age=-1"); // http 1.1
    if (false == request.getScheme().equals("https")) {
        // else the download fails in IE
        response.setHeader("Pragma", "no-cache"); // http 1.0
    } else {// w  w  w  . j  a v  a2  s  .  c  om
        response.setHeader("Pragma", "public");
    }
    response.setDateHeader("Expires", -1);
    response.setContentLength(document.length);

    String contentType = (String) httpSession.getAttribute(this.contentTypeSessionAttribute);
    LOG.debug("content-type: " + contentType);
    response.setContentType(contentType);
    response.setContentLength(document.length);
    ServletOutputStream out = response.getOutputStream();
    out.write(document);
    out.flush();
}

From source file:be.fedict.eid.applet.service.PdfServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    LOG.debug("doGet");

    HttpSession httpSession = request.getSession();
    EIdData eIdData = (EIdData) httpSession.getAttribute("eid");

    byte[] document;
    try {//w w  w  .  j a  v  a2  s.co m
        document = this.pdfGenerator.generatePdf(eIdData);
    } catch (DocumentException e) {
        throw new ServletException("PDF generator error: " + e.getMessage(), e);
    }

    response.setHeader("Expires", "0");
    response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
    response.setHeader("Pragma", "public");

    response.setContentType("application/pdf");
    response.setContentLength(document.length);
    ServletOutputStream out = response.getOutputStream();
    out.write(document);
    out.flush();
}

From source file:it.jugpadova.controllers.JCaptchaController.java

@RequestMapping
public void image(HttpServletRequest req, HttpServletResponse res) throws IOException {
    byte[] captchaChallengeAsJpeg = null;
    // the output stream to render the captcha image as jpeg into
    ByteArrayOutputStream jpegOutputStream = new ByteArrayOutputStream();

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

    // call the ImageCaptchaService getChallenge method
    BufferedImage challenge = captchaService.getImageChallengeForID(captchaId, req.getLocale());

    // a jpeg encoder
    JPEGImageEncoder jpegEncoder = JPEGCodec.createJPEGEncoder(jpegOutputStream);
    jpegEncoder.encode(challenge);/*from   www .  java 2  s .  c  o  m*/

    captchaChallengeAsJpeg = jpegOutputStream.toByteArray();

    // flush it in the res
    res.setHeader("Cache-Control", "no-store");
    res.setHeader("Pragma", "no-cache");
    res.setDateHeader("Expires", 0);
    res.setContentType("image/jpeg");
    ServletOutputStream resOutputStream = res.getOutputStream();
    resOutputStream.write(captchaChallengeAsJpeg);
    resOutputStream.flush();
    resOutputStream.close();
}

From source file:be.fedict.eid.applet.service.VcardServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    LOG.debug("doGet");

    HttpSession httpSession = request.getSession();
    EIdData eIdData = (EIdData) httpSession.getAttribute("eid");

    byte[] document;
    try {/*ww  w  .ja v  a 2s .  co  m*/
        document = this.vcardGenerator.generateVcard(eIdData);
    } catch (IOException e) {
        throw new ServletException("vCard generator error: " + e.getMessage(), e);
    }

    response.setHeader("Expires", "0");
    response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
    response.setHeader("Pragma", "public");

    response.setContentType(VcardLight.MIME_TYPE);
    response.setContentLength(document.length);
    ServletOutputStream out = response.getOutputStream();
    out.write(document);
    out.flush();
}

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);//  w ww  .  ja  v  a  2s  .  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:q4.java

/**
 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
 * response)/* w  w w . j a va 2 s  . c o  m*/
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    HTableInterface table;
    StringBuilder sb = new StringBuilder();
    sb.append(TEAM);
    table = connection.getTable(tableName);
    int m = Integer.parseInt(request.getParameter("m"));
    int n = Integer.parseInt(request.getParameter("n"));

    byte[] location = Bytes.toBytes(request.getParameter("location").hashCode());
    byte[] date = Bytes.toBytes(Integer.parseInt(request.getParameter("date").replace("-", "")));
    try {
        ArrayList<Row> batchJob = new ArrayList<>();
        for (int i = m; i <= n; i++) {
            batchJob.add(new Get(Bytes.add(location, date, Bytes.toBytes(i))));
        }
        Object[] result = table.batch(batchJob);
        for (Object r : result) {
            if (r instanceof Result) {
                if (((Result) r).value() != null) {
                    //System.out.println(new String(((Result)r).value()));
                    sb.append(StringEscapeUtils.unescapeJson(new String(((Result) r).value()))).append("\n");
                }
            }
        }
    } catch (InterruptedException ex) {
    }

    ServletOutputStream out = response.getOutputStream();
    out.write(sb.toString().getBytes());
}