Examples with ServletOutputStream javax.servlet.ServletOutputStream used on opensource projects

Example 96 with ServletOutputStream

use of javax.servlet.ServletOutputStream in project async-http-client by AsyncHttpClient.

the class NonAsciiContentLengthTest method setUpGlobal.

@BeforeClass(alwaysRun = true)
public void setUpGlobal() throws Exception {
    server = new Server();
    ServerConnector connector = addHttpConnector(server);
    server.setHandler(new AbstractHandler() {

        public void handle(String target, Request baseRequest, HttpServletRequest request, HttpServletResponse response) throws IOException {
            // Can only handle bodies of up to 1024 bytes.
            int MAX_BODY_SIZE = 1024;
            byte[] b = new byte[MAX_BODY_SIZE];
            int offset = 0;
            int numBytesRead;
            try (ServletInputStream is = request.getInputStream()) {
                while ((numBytesRead = is.read(b, offset, MAX_BODY_SIZE - offset)) != -1) {
                    offset += numBytesRead;
                }
            }
            assertEquals(request.getContentLength(), offset);
            response.setStatus(200);
            response.setCharacterEncoding(request.getCharacterEncoding());
            response.setContentLength(request.getContentLength());
            try (ServletOutputStream os = response.getOutputStream()) {
                os.write(b, 0, offset);
            }
        }
    });
    server.start();
    port1 = connector.getLocalPort();
}

Example 97 with ServletOutputStream

use of javax.servlet.ServletOutputStream in project bamboobsc by billchen198318.

the class JReportUtils method fillReportToResponse.

public static void fillReportToResponse(String reportId, Map<String, Object> paramMap, HttpServletResponse response) throws ServiceException, Exception {
    if (StringUtils.isBlank(reportId)) {
        throw new java.lang.IllegalArgumentException("error, reportId is blank");
    }
    TbSysJreport sysJreport = new TbSysJreport();
    sysJreport.setReportId(reportId);
    DefaultResult<TbSysJreport> result = sysJreportService.findEntityByUK(sysJreport);
    if (result.getValue() == null) {
        throw new ServiceException(result.getSystemMessage().getValue());
    }
    sysJreport = result.getValue();
    String jasperFileFullPath = Constants.getDeployJasperReportDir() + "/" + sysJreport.getReportId() + "/" + sysJreport.getReportId() + ".jasper";
    File jasperFile = new File(jasperFileFullPath);
    if (!jasperFile.exists()) {
        jasperFile = null;
        throw new Exception("error, Files are missing : " + jasperFileFullPath);
    }
    InputStream reportSource = new FileInputStream(jasperFile);
    Connection conn = null;
    try {
        conn = DataUtils.getConnection();
        ServletOutputStream ouputStream = response.getOutputStream();
        JasperPrint jasperPrint = JasperFillManager.fillReport(reportSource, paramMap, conn);
        response.setContentType("application/pdf");
        response.setHeader("Content-disposition", "inline; filename=" + sysJreport.getReportId() + ".pdf");
        JRPdfExporter jrPdfExporter = new JRPdfExporter();
        jrPdfExporter.setExporterInput(new SimpleExporterInput(jasperPrint));
        jrPdfExporter.setExporterOutput(new SimpleOutputStreamExporterOutput(ouputStream));
        SimplePdfExporterConfiguration configuration = new SimplePdfExporterConfiguration();
        jrPdfExporter.setConfiguration(configuration);
        configuration.setOwnerPassword(Constants.getEncryptorKey1());
        jrPdfExporter.exportReport();
        ouputStream.flush();
        ouputStream.close();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        DataUtils.doReleaseConnection(conn);
        if (null != reportSource) {
            try {
                reportSource.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        reportSource = null;
        jasperFile = null;
    }
}

Example 98 with ServletOutputStream

use of javax.servlet.ServletOutputStream in project opennms by OpenNMS.

the class MonkeyServlet method doGet.

@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    // super.doGet(req, resp);
    String responseText = "You are reading this from a servlet!\n";
    ServletOutputStream os = resp.getOutputStream();
    os.print(responseText);
    os.close();
    resp.setContentType("text/plain");
    resp.setContentLength(responseText.length());
}

Example 99 with ServletOutputStream

use of javax.servlet.ServletOutputStream in project Lucee by lucee.

the class CFMLWriterImpl method getOutputStream.

private OutputStream getOutputStream(boolean allowCompression) throws IOException {
    if (allowCompression) {
        String encodings = ReqRspUtil.getHeader(request, "Accept-Encoding", "");
        if (encodings.indexOf("gzip") != -1) {
            boolean inline = HttpServletResponseWrap.get();
            if (!inline) {
                ServletOutputStream os = response.getOutputStream();
                response.setHeader("Content-Encoding", "gzip");
                return new GZIPOutputStream(os);
            }
        }
    }
    return response.getOutputStream();
}

Example 100 with ServletOutputStream

use of javax.servlet.ServletOutputStream in project alf.io by alfio-event.

the class EventApiController method downloadSponsorScanExport.

@RequestMapping("/events/{eventName}/sponsor-scan/export.csv")
public void downloadSponsorScanExport(@PathVariable("eventName") String eventName, HttpServletResponse response, Principal principal) throws IOException {
    Event event = loadEvent(eventName, principal);
    List<TicketFieldConfiguration> fields = ticketFieldRepository.findAdditionalFieldsForEvent(event.getId());
    response.setContentType("text/csv;charset=UTF-8");
    response.setHeader("Content-Disposition", "attachment; filename=" + eventName + "-sponsor-scan.csv");
    try (ServletOutputStream out = response.getOutputStream();
        CSVWriter writer = new CSVWriter(new OutputStreamWriter(out))) {
        for (int marker : BOM_MARKERS) {
            out.write(marker);
        }
        List<String> header = new ArrayList<>();
        header.add("Username");
        header.add("Timestamp");
        header.add("Full name");
        header.add("Email");
        header.addAll(fields.stream().map(TicketFieldConfiguration::getName).collect(toList()));
        writer.writeNext(header.toArray(new String[header.size()]));
        userManager.findAllEnabledUsers(principal.getName()).stream().map(u -> Pair.of(u, userManager.getUserRole(u))).filter(p -> p.getRight() == Role.SPONSOR).flatMap(p -> sponsorScanRepository.loadSponsorData(event.getId(), p.getKey().getId(), SponsorScanRepository.DEFAULT_TIMESTAMP).stream().map(v -> Pair.of(v, ticketFieldRepository.findAllValuesForTicketId(v.getTicket().getId())))).map(p -> {
            DetailedScanData data = p.getLeft();
            Map<String, String> descriptions = p.getRight();
            return Pair.of(data, fields.stream().map(x -> descriptions.getOrDefault(x.getName(), "")).collect(toList()));
        }).map(p -> {
            List<String> line = new ArrayList<>();
            Ticket ticket = p.getLeft().getTicket();
            SponsorScan sponsorScan = p.getLeft().getSponsorScan();
            line.add(userManager.findUser(sponsorScan.getUserId()).getUsername());
            line.add(sponsorScan.getTimestamp().toString());
            line.add(ticket.getFullName());
            line.add(ticket.getEmail());
            line.addAll(p.getRight());
            return line.toArray(new String[line.size()]);
        }).forEachOrdered(writer::writeNext);
        writer.flush();
        out.flush();
    }
}