Example usage for javax.servlet.http HttpServletResponse getOutputStream

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

  1. HOME
  2. Java
  3. javax
  4. javax.servlet.http.*
  5. HttpServletResponse
  6. getOutputStream

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:org.openmrs.module.omodexport.util.OmodExportUtil.java

/**
 * Utility method for exporting a module with its dependencies
 * //from ww w  . j ava  2 s  .c om
 * @param module -The module to export. It will be exported with all its dependencies and
 *            compressed in a file called "modules.zip"
 * @param response
 * @throws IOException
 */
public static void exportModuleWithDependecies(Module module, HttpServletResponse response) throws IOException {
    List<File> files = new ArrayList<File>();
    List<String> dependecies = module.getRequiredModules();
    for (String name : dependecies) {
        Module m = ModuleFactory.getModuleByPackage(name);
        files.add(m.getFile());
    }
    files.add(module.getFile());

    response.setContentType("application/zip");
    response.setHeader("Content-Disposition", "attachment; filename=\"modules.ZIP\"");

    ZipOutputStream out = new ZipOutputStream(response.getOutputStream());

    zipFiles(files, out);
}

From source file:com.iyonger.apm.web.util.FileDownloadUtils.java

/**
 * Download the given file to the given {@link HttpServletResponse}.
 *
 * @param response {@link HttpServletResponse}
 * @param file     file path/*from  w w  w .ja v  a  2  s  .  c  om*/
 * @return true if succeeded
 */
public static boolean downloadFile(HttpServletResponse response, File file) {
    if (file == null || !file.exists()) {
        return false;
    }
    boolean result = true;
    response.reset();
    response.addHeader("Content-Disposition", "attachment;filename=" + file.getName());
    response.setContentType("application/octet-stream");
    response.addHeader("Content-Length", "" + file.length());
    InputStream fis = null;
    byte[] buffer = new byte[FILE_DOWNLOAD_BUFFER_SIZE];
    OutputStream toClient = null;
    try {
        fis = new BufferedInputStream(new FileInputStream(file));
        toClient = new BufferedOutputStream(response.getOutputStream());
        int readLength;
        while (((readLength = fis.read(buffer)) != -1)) {
            toClient.write(buffer, 0, readLength);
        }
        toClient.flush();
    } catch (FileNotFoundException e) {
        LOGGER.error("file not found:" + file.getAbsolutePath(), e);
        result = false;
    } catch (IOException e) {
        LOGGER.error("read file error:" + file.getAbsolutePath(), e);
        result = false;
    } finally {
        IOUtils.closeQuietly(fis);
        IOUtils.closeQuietly(toClient);
    }
    return result;
}

From source file:com.invbf.sistemagestionmercadeo.reportes.ReportCreator.java

public static void generadorPreorden(Solicitudentregalotesmaestro elemento) {
    try {/*from  ww  w .ja  v  a2 s .co m*/
        ActaREciboCustodiaBonosCajaBean elementoReporte = new ActaREciboCustodiaBonosCajaBean();
        elementoReporte.setActnumber(elemento.getId().toString());
        elementoReporte.setBonosPorDenominacionEntregars(new ArrayList<ListaBonosPorDenominacionEntregar>());
        List<bonosnoincluidos> bonosnoincluidos = new ArrayList<bonosnoincluidos>();
        for (Solicitudentregalote sel : elemento.getSolicitudentregaloteList()) {
            ListaBonosPorDenominacionEntregar lbde = new ListaBonosPorDenominacionEntregar();
            lbde.setCantidad(sel.getCantidad().toString());
            lbde.setDenominacion(getAsString(sel.getLotesBonosid().getDenominacion().getValor() + " "));

            if (sel.getLotesBonosid().getTipoBono().getNombre().equals("PROMOCIONAL")) {
                lbde.setSaladejuego(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbreCiudad() + " "
                        + sel.getLotesBonosid().getTipoBono().getNombre());
                lbde.setDel(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbreCiudad() + "-"
                        + sel.getDesde());
                lbde.setAl(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbreCiudad() + "-"
                        + sel.getHasta());
            } else {
                lbde.setSaladejuego(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbrenopromo()
                        + " " + sel.getLotesBonosid().getTipoBono().getNombre());
                lbde.setDel(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbrenopromo() + "-"
                        + sel.getDesde());
                lbde.setAl(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbrenopromo() + "-"
                        + sel.getHasta());
            }
            elementoReporte.getBonosPorDenominacionEntregars().add(lbde);
            String bonosnoincluidosString = "Bono " + sel.getLotesBonosid().getTipoBono().getNombre() + " "
                    + " / " + sel.getLotesBonosid().getDenominacion().getValor() + " / Faltantes: ";
            if (sel.getBononoincluidoList().isEmpty()) {
                for (Bononoincluido bonosnoincluido : sel.getBononoincluidoList()) {
                    bonosnoincluidosString += " " + bonosnoincluido.getConsecutivo();
                }

                bonosnoincluidos.add(new bonosnoincluidos(bonosnoincluidosString));
            }
        }

        ExternalContext externalContext = FacesContext.getCurrentInstance().getExternalContext();
        InputStream input = externalContext
                .getResourceAsStream("/resources/reportes/OrdenProduccionLoteBono.jasper");
        InputStream subreport = externalContext
                .getResourceAsStream("/resources/reportes/ReciboCustodiaBonosCaja_detalle.jasper");
        InputStream logotexas = externalContext.getResourceAsStream("/resources/reportes/LogoTLCNegro-01.jpeg");
        InputStream logomasters = externalContext.getResourceAsStream("/resources/reportes/IBFLogo01jpeg.jpeg");
        InputStream logoibf = externalContext.getResourceAsStream("/resources/reportes/LogoMRCNegro.jpeg");
        ImageIcon tlc = new ImageIcon(IOUtils.toByteArray(logotexas));
        ImageIcon mrc = new ImageIcon(IOUtils.toByteArray(logomasters));
        ImageIcon ibf = new ImageIcon(IOUtils.toByteArray(logoibf));
        elementoReporte.setIbf(ibf.getImage());
        elementoReporte.setMrc(mrc.getImage());
        elementoReporte.setTlc(tlc.getImage());
        elementoReporte.setBonosnoincluidos(bonosnoincluidos);
        List<ActaREciboCustodiaBonosCajaBean> lista = new ArrayList<ActaREciboCustodiaBonosCajaBean>();
        lista.add(elementoReporte);
        JRBeanCollectionDataSource beanColDataSource = new JRBeanCollectionDataSource(lista);
        JasperReport jasperMasterReport = (JasperReport) JRLoader.loadObject(input);
        JasperReport jasperSubReport = (JasperReport) JRLoader.loadObject(subreport);
        elementoReporte.setSubreportParameter(jasperSubReport);
        Map<String, Object> parameters = new HashMap<String, Object>();
        parameters.put("actnumber", lista.get(0).getActnumber());
        parameters.put("tlc", lista.get(0).getTlc());
        parameters.put("ibf", lista.get(0).getIbf());
        parameters.put("mrc", lista.get(0).getMrc());
        parameters.put("subreportParameter", jasperSubReport);

        JasperPrint jasperPrint = JasperFillManager.fillReport(jasperMasterReport, parameters,
                beanColDataSource);
        HttpServletResponse httpServletResponse = (HttpServletResponse) FacesContext.getCurrentInstance()
                .getExternalContext().getResponse();
        httpServletResponse.addHeader("Content-disposition",
                "attachment; filename=OrdenProduccionLotesBonos" + elemento.getId() + ".pdf");
        ServletOutputStream servletOutputStream = httpServletResponse.getOutputStream();
        JasperExportManager.exportReportToPdfStream(jasperPrint, servletOutputStream);
    } catch (JRException ex) {
        Logger.getLogger(GeneradorSolicitudLotesBonos.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(GeneradorSolicitudLotesBonos.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:com.eryansky.common.web.utils.DownloadUtils.java

/**
 * /*from w  ww . ja v a2s  . co m*/
 * @param request
 * @param response
 * @param inputStream ?
 * @param displayName ??
 * @throws IOException
 */
public static void download(HttpServletRequest request, HttpServletResponse response, InputStream inputStream,
        String displayName) throws IOException {
    response.reset();
    WebUtils.setNoCacheHeader(response);

    response.setContentType("application/x-download");
    response.setContentLength((int) inputStream.available());

    //        String displayFilename = displayName.substring(displayName.lastIndexOf("_") + 1);
    //        displayFilename = displayFilename.replace(" ", "_");
    WebUtils.setDownloadableHeader(request, response, displayName);
    BufferedInputStream is = null;
    OutputStream os = null;
    try {

        os = response.getOutputStream();
        is = new BufferedInputStream(inputStream);
        IOUtils.copy(is, os);
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        IOUtils.closeQuietly(is);
    }
}

From source file:com.invbf.sistemagestionmercadeo.reportes.ReportCreator.java

public static void generadorEntregaBonosCaja(Solicitudentregalotesmaestro elemento) {
    try {/*from   w w  w  .  ja v  a2  s.  c  o m*/
        ActaREciboCustodiaBonosCajaBean elementoReporte = new ActaREciboCustodiaBonosCajaBean();
        elementoReporte.setActnumber(elemento.getId().toString());
        elementoReporte.setBonosPorDenominacionEntregars(new ArrayList<ListaBonosPorDenominacionEntregar>());
        List<bonosnoincluidos> bonosnoincluidos = new ArrayList<bonosnoincluidos>();
        for (Solicitudentregalote sel : elemento.getSolicitudentregaloteList()) {
            ListaBonosPorDenominacionEntregar lbde = new ListaBonosPorDenominacionEntregar();
            lbde.setCantidad(sel.getCantidad().toString());
            lbde.setDenominacion(getAsString(sel.getLotesBonosid().getDenominacion().getValor() + " "));

            if (sel.getLotesBonosid().getTipoBono().getNombre().equals("PROMOCIONAL")) {
                lbde.setSaladejuego(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbreCiudad() + " "
                        + sel.getLotesBonosid().getTipoBono().getNombre());
                lbde.setDel(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbreCiudad() + "-"
                        + sel.getDesde());
                lbde.setAl(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbreCiudad() + "-"
                        + sel.getHasta());
            } else {
                lbde.setSaladejuego(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbrenopromo()
                        + " " + sel.getLotesBonosid().getTipoBono().getNombre());
                lbde.setDel(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbrenopromo() + "-"
                        + sel.getDesde());
                lbde.setAl(sel.getLotesBonosid().getIdCasino().getCasinodetalle().getAbrenopromo() + "-"
                        + sel.getHasta());
            }
            elementoReporte.getBonosPorDenominacionEntregars().add(lbde);
            String bonosnoincluidosString = "Bono " + sel.getLotesBonosid().getTipoBono().getNombre() + " "
                    + " / " + sel.getLotesBonosid().getDenominacion().getValor() + " / Faltantes: ";
            if (sel.getBononoincluidoList().isEmpty()) {
                for (Bononoincluido bonosnoincluido : sel.getBononoincluidoList()) {
                    bonosnoincluidosString += " " + bonosnoincluido.getConsecutivo();
                }

                bonosnoincluidos.add(new bonosnoincluidos(bonosnoincluidosString));
            }
        }

        ExternalContext externalContext = FacesContext.getCurrentInstance().getExternalContext();
        InputStream input = externalContext
                .getResourceAsStream("/resources/reportes/ReciboCustodiaBonosCaja.jasper");
        InputStream subreport = externalContext
                .getResourceAsStream("/resources/reportes/ReciboCustodiaBonosCaja_detalle.jasper");
        InputStream bonosno = externalContext
                .getResourceAsStream("/resources/reportes/ReciboCustodiaBonosCaja_bonosnoincluidos.jasper");
        InputStream logotexas = externalContext.getResourceAsStream("/resources/reportes/LogoTLCNegro-01.jpeg");
        InputStream logomasters = externalContext.getResourceAsStream("/resources/reportes/IBFLogo01jpeg.jpeg");
        InputStream logoibf = externalContext.getResourceAsStream("/resources/reportes/LogoMRCNegro.jpeg");
        ImageIcon tlc = new ImageIcon(IOUtils.toByteArray(logotexas));
        ImageIcon mrc = new ImageIcon(IOUtils.toByteArray(logomasters));
        ImageIcon ibf = new ImageIcon(IOUtils.toByteArray(logoibf));
        elementoReporte.setIbf(ibf.getImage());
        elementoReporte.setMrc(mrc.getImage());
        elementoReporte.setTlc(tlc.getImage());
        elementoReporte.setBonosnoincluidos(bonosnoincluidos);
        List<ActaREciboCustodiaBonosCajaBean> lista = new ArrayList<ActaREciboCustodiaBonosCajaBean>();
        lista.add(elementoReporte);
        JRBeanCollectionDataSource beanColDataSource = new JRBeanCollectionDataSource(lista);
        JasperReport jasperMasterReport = (JasperReport) JRLoader.loadObject(input);
        JasperReport jasperSubReport = (JasperReport) JRLoader.loadObject(subreport);
        JasperReport bonosnoReport = (JasperReport) JRLoader.loadObject(bonosno);
        elementoReporte.setSubreportParameter(jasperSubReport);
        elementoReporte.setBonosno(bonosnoReport);
        Map<String, Object> parameters = new HashMap<String, Object>();
        parameters.put("actnumber", lista.get(0).getActnumber());
        parameters.put("tlc", lista.get(0).getTlc());
        parameters.put("ibf", lista.get(0).getIbf());
        parameters.put("mrc", lista.get(0).getMrc());
        parameters.put("subreportParameter", jasperSubReport);
        parameters.put("bonosno", bonosnoReport);

        JasperPrint jasperPrint = JasperFillManager.fillReport(jasperMasterReport, parameters,
                beanColDataSource);
        HttpServletResponse httpServletResponse = (HttpServletResponse) FacesContext.getCurrentInstance()
                .getExternalContext().getResponse();
        httpServletResponse.addHeader("Content-disposition",
                "attachment; filename=ActaReciboCustodiaBonosCaja" + elemento.getId() + ".pdf");
        ServletOutputStream servletOutputStream = httpServletResponse.getOutputStream();
        JasperExportManager.exportReportToPdfStream(jasperPrint, servletOutputStream);
    } catch (JRException ex) {
        Logger.getLogger(GeneradorSolicitudLotesBonos.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(GeneradorSolicitudLotesBonos.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:com.discovery.darchrow.http.ResponseUtil.java

/**
 * Down load data./*w ww . j  ava2  s .  com*/
 *
 * @param saveFileName
 *            the save file name
 * @param inputStream
 *            the input stream
 * @param contentLength
 *            the content length
 * @param request
 *            the request
 * @param response
 *            the response
 * @throws UncheckedIOException
 *             the unchecked io exception
 */
private static void downLoadData(String saveFileName, InputStream inputStream, Number contentLength,
        HttpServletRequest request, HttpServletResponse response) throws UncheckedIOException {
    Date beginDate = new Date();

    if (log.isInfoEnabled()) {
        log.info("begin download~~,saveFileName:[{}],contentLength:[{}]", saveFileName,
                FileUtil.formatSize(contentLength.longValue()));
    }
    try {
        OutputStream outputStream = response.getOutputStream();

        //? 
        //inputStream.read(buffer);
        //outputStream = new BufferedOutputStream(response.getOutputStream());
        //outputStream.write(buffer);

        IOWriteUtil.write(inputStream, outputStream);
        if (log.isInfoEnabled()) {
            Date endDate = new Date();
            log.info("end download,saveFileName:[{}],contentLength:[{}],time use:[{}]", saveFileName,
                    FileUtil.formatSize(contentLength.longValue()),
                    DateExtensionUtil.getIntervalForView(beginDate, endDate));
        }
    } catch (IOException e) {
        /*
         * ?  ClientAbortException  ????? 
         * ?? ??
         * ???????
         * ? KILL? ?? ClientAbortException
         */
        //ClientAbortException:  java.net.SocketException: Connection reset by peer: socket write error
        final String exceptionName = e.getClass().getName();

        if (StringUtil.isContain(exceptionName, "ClientAbortException")
                || StringUtil.isContain(e.getMessage(), "ClientAbortException")) {
            log.warn(
                    "[ClientAbortException],maybe user use Thunder soft or abort client soft download,exceptionName:[{}],exception message:[{}] ,request User-Agent:[{}]",
                    exceptionName, e.getMessage(), RequestUtil.getHeaderUserAgent(request));
        } else {
            log.error("[download exception],exception name: " + exceptionName, e);
            throw new UncheckedIOException(e);
        }
    }
}

From source file:com.mtt.myapp.common.util.FileDownloadUtil.java

/**
 * Provide file download from the given file path.
 * @param response {@link javax.servlet.http.HttpServletResponse}
 * @param desFile file path//from   w  ww .  java 2 s.  c  o m
 * @return true if succeeded
 */
public static boolean downloadFile(HttpServletResponse response, File desFile) {
    if (desFile == null || !desFile.exists()) {
        return false;
    }
    boolean result = true;
    response.reset();
    response.addHeader("Content-Disposition", "attachment;filename=" + desFile.getName());
    response.setContentType("application/octet-stream");
    response.addHeader("Content-Length", "" + desFile.length());
    InputStream fis = null;
    byte[] buffer = new byte[FILE_DOWNLOAD_BUFFER_SIZE];
    OutputStream toClient = null;
    try {
        fis = new BufferedInputStream(new FileInputStream(desFile));
        toClient = new BufferedOutputStream(response.getOutputStream());
        int readLength;
        while (((readLength = fis.read(buffer)) != -1)) {
            toClient.write(buffer, 0, readLength);
        }
        toClient.flush();
    } catch (FileNotFoundException e) {
        LOGGER.error("file not found:" + desFile.getAbsolutePath(), e);
        result = false;
    } catch (IOException e) {
        LOGGER.error("read file error:" + desFile.getAbsolutePath(), e);
        result = false;
    } finally {
        IOUtils.closeQuietly(fis);
        IOUtils.closeQuietly(toClient);
    }
    return result;
}

From source file:ee.ria.xroad.common.request.DummyCentralServiceHandler.java

private static void sendErrorResponse(HttpServletResponse response, String faultCode, String faultString,
        String faultActor, String faultDetail) throws IOException {
    String soapMessageXml = SoapFault.createFaultXml(faultCode, faultString, faultActor, faultDetail);

    String encoding = StandardCharsets.UTF_8.name();
    byte[] messageBytes = soapMessageXml.getBytes(encoding);

    response.setStatus(HttpServletResponse.SC_OK);
    response.setContentType(MimeTypes.TEXT_XML);
    response.setContentLength(messageBytes.length);
    response.setHeader("SOAPAction", "");
    response.setCharacterEncoding(encoding);
    response.getOutputStream().write(messageBytes);
}

From source file:ch.ralscha.extdirectspring.util.ExtDirectSpringUtil.java

/**
 * Checks etag and sends back HTTP status 304 if not modified. If modified sets
 * content type and content length, adds cache headers (
 * {@link #addCacheHeaders(HttpServletResponse, String, Integer)}), writes the data
 * into the {@link HttpServletResponse#getOutputStream()} and flushes it.
 *
 * @param request the HTTP servlet request
 * @param response the HTTP servlet response
 * @param data the response data//from w ww . j  av a  2 s.  c o  m
 * @param contentType the content type of the data (i.e.
 * "application/javascript;charset=UTF-8")
 * @throws IOException
 */
public static void handleCacheableResponse(HttpServletRequest request, HttpServletResponse response,
        byte[] data, String contentType) throws IOException {
    String ifNoneMatch = request.getHeader("If-None-Match");
    String etag = "\"0" + DigestUtils.md5DigestAsHex(data) + "\"";

    if (etag.equals(ifNoneMatch)) {
        response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
        return;
    }

    response.setContentType(contentType);
    response.setContentLength(data.length);

    addCacheHeaders(response, etag, 6);

    @SuppressWarnings("resource")
    ServletOutputStream out = response.getOutputStream();
    out.write(data);
    out.flush();
}

From source file:com.xqdev.jam.MLJAM.java

private static void sendBinaryResponse(HttpServletResponse res, byte[] bytes) throws IOException {
    res.setContentType("application/binary-encoded");
    OutputStream out = res.getOutputStream(); // care to handle errors later?
    out.write(bytes);/*from   w w w .j  a va2s  .  c  o m*/
    out.flush();
}