Example usage for javax.servlet.http HttpServletResponse setContentType

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletResponse setContentType.

Prototype


public void setContentType(String type);

Source Link

Document

Sets the content type of the response being sent to the client, if the response has not been committed yet.

Usage

From source file:com.tvst.api.servlet.HomeServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods./*from  ww  w  .  j a v  a  2  s  .  c  o  m*/
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("application/json;charset=UTF-8");
    try (PrintWriter out = response.getWriter()) {
        JSONObject object = new JSONObject();
        object.put(JSONKey.status.toString(), 1);
        object.put(JSONKey.server_time.toString(), System.currentTimeMillis());
        out.println(object.toString());
    }
}

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

/**
 * Send the PDF to the http response//from  w  ww  . j ava  2s . co  m
 * @param is the stream containing the PDF
 * @param pdfName the name of the PDF
 * @param response the HttpServletResponse to which the PDF will be written
 * @throws IOException
 */
private void sendPdf(InputStream is, String pdfName, HttpServletResponse response) throws IOException {
    response.setContentType("application/pdf");
    response.setHeader("Content-Disposition", "attachment; filename=\"" + pdfName + "\"");

    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:controllers.CarOptionValueController.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=options.xls");
    carOptionValueService.getXls().write(response.getOutputStream());
}

From source file:fr.putnami.pwt.plugin.ajaxbot.controller.SiteMapController.java

@RequestMapping(value = "/sitemap.txt", method = RequestMethod.GET)
public void welcomePage(HttpServletResponse response) {
    try {/*from   w  w  w  .ja  va2 s  . c om*/
        InputStream is = new FileInputStream(sitemap);
        response.setContentType("text/plain");
        response.setContentLength((int) sitemap.length());
        IOUtils.copy(is, response.getOutputStream());
        response.flushBuffer();
    } catch (IOException ex) {
        throw new RuntimeException("IOError writing file to output stream", ex);
    }
}

From source file:org.nsesa.editor.gwt.an.amendments.server.service.HtmlExportService.java

@Override
public void export(final AmendmentContainerDTO object, final HttpServletResponse response) throws IOException {
    response.setContentType("text/html; charset=UTF-8");
    response.setHeader("Content-Disposition",
            "attachment;filename=" + object.getAmendmentContainerID() + ".html");
    response.setCharacterEncoding("UTF8");

    final String content = object.getBody();
    final InputSource inputSource;
    inputSource = new InputSource(new StringReader(content));

    try {/*from   w w w.  j a  va2  s . c  o m*/
        final NodeModel model = NodeModel.parse(inputSource);
        final Configuration configuration = new Configuration();
        configuration.setDefaultEncoding("UTF-8");
        configuration.setDirectoryForTemplateLoading(template.getFile().getParentFile());
        final StringWriter sw = new StringWriter();
        Map<String, Object> root = new HashMap<String, Object>();
        root.put("amendment", model);
        root.put("editorUrl", editorUrl);
        configuration.getTemplate(template.getFile().getName()).process(root, sw);
        byte[] bytes = sw.toString().getBytes("utf-8");
        IOUtils.copy(new ByteArrayInputStream(bytes), response.getOutputStream());
        response.setContentLength(bytes.length);
        response.flushBuffer();

    } catch (IOException e) {
        throw new RuntimeException("Could not read file.", e);
    } catch (SAXException e) {
        throw new RuntimeException("Could not parse file.", e);
    } catch (ParserConfigurationException e) {
        throw new RuntimeException("Could not parse file.", e);
    } catch (TemplateException e) {
        throw new RuntimeException("Could not load template.", e);
    }
}

From source file:com.yunmel.syncretic.utils.io.IOUtils.java

/**
 * (??)// ww  w  .  jav a  2 s  .c  o m
 * 
 * @param response
 * @param is ?
 * @param realName ??
 */
public static void downloadFile(HttpServletResponse response, InputStream is, String realName) {
    BufferedInputStream bis = null;
    BufferedOutputStream bos = null;
    try {
        response.setContentType("text/html;charset=UTF-8");
        // request.setCharacterEncoding("UTF-8");
        long fileLength = is.available();

        response.setContentType("application/octet-stream");
        realName = new String(realName.getBytes("GBK"), "ISO8859-1");
        response.setHeader("Content-disposition", "attachment; filename=" + realName);
        response.setHeader("Content-Length", String.valueOf(fileLength));
        bis = new BufferedInputStream(is);
        bos = new BufferedOutputStream(response.getOutputStream());
        byte[] buff = new byte[2048];
        int bytesRead;
        while (-1 != (bytesRead = bis.read(buff, 0, buff.length))) {
            bos.write(buff, 0, bytesRead);
        }
    } catch (Exception e) {
        // e.printStackTrace();//???
    } finally {
        try {
            bos.close();
            bis.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:de.knurt.fam.core.model.config.CronjobActionController.java

private ModelAndView pseudoResponse(HttpServletResponse rs) {
    PrintWriter pw = null;/*from   w  ww .  ja v  a  2 s  . co  m*/
    try {
        rs.setContentType("text/plain;charset=UTF-8");
        pw = rs.getWriter();
        IOUtils.write("done", pw);
    } catch (IOException ex) {
        FamLog.exception(ex, 200911182012l);
    } finally {
        IOUtils.closeQuietly(pw);
    }
    return null;
}

From source file:MyServlet.java

public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    try {//from   www  .  j a v  a  2s . c  o m
        res.setContentType("text/plain; charset=UTF-8");
        PrintWriter out = res.getWriter();

        String charset = req.getParameter("charset");

        String text = req.getParameter("text");

        BufferedReader reader = new BufferedReader(
                new InputStreamReader(new StringBufferInputStream(text), charset));
        text = reader.readLine();

        out.println("Received charset: " + charset);
        out.println("Received text: " + text);
        out.println("Received text (escaped): " + toUnicodeEscapeString(text));
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:org.craftercms.core.util.spring.mvc.GsonView.java

@Override
protected void prepareResponse(HttpServletRequest request, HttpServletResponse response) {
    response.setContentType(getContentType());
    response.setCharacterEncoding(DEFAULT_CHARACTER_ENCODING);
    if (disableCaching) {
        HttpServletUtils.disableCaching(response);
    }//from  w w w . ja  va  2s . co m
}

From source file:Counter.java

public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    HttpSession session = req.getSession(true);
    resp.setContentType("text/html");
    PrintWriter out = resp.getWriter();
    int count = 1;
    Integer i = (Integer) session.getAttribute(COUNTER_KEY);
    if (i != null) {
        count = i.intValue() + 1;/* ww w .  ja  va  2  s.c o m*/
    }
    session.setAttribute(COUNTER_KEY, new Integer(count));
    out.println("<html>");
    out.println("<head>");
    out.println("<title>Session Counter</title>");
    out.println("</head>");
    out.println("<body>");
    out.println("Your session ID is <b>" + session.getId());
    out.println("</b> and you have hit this page <b>" + count + "</b> time(s) during this browser session");

    out.println("<form method=GET action=\"" + req.getRequestURI() + "\">");
    out.println("<input type=submit " + "value=\"Hit page again\">");
    out.println("</form>");
    out.println("</body>");
    out.println("</html>");
    out.flush();
}