Example usage for javax.servlet ServletOutputStream flush

List of usage examples for javax.servlet ServletOutputStream flush

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Introduction

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

Prototype

public void flush() throws IOException

Source Link

Document

Flushes this output stream and forces any buffered output bytes to be written out.

Usage

From source file:com.seer.datacruncher.spring.SchemasReadController.java

public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    HttpSession session = request.getSession();
    UserEntity user = (UserEntity) session.getAttribute("user");
    if (user == null) {
        return null;
    }// ww w  .  j  av a 2s. c o  m
    String start = request.getParameter("start");
    String limit = request.getParameter("limit");

    if (start == null || limit == null) {
        start = "-1";
        limit = "-1";
    }
    ObjectMapper mapper = new ObjectMapper();
    long appId = -1;
    String appIds = request.getParameter("appIds");
    String paramIdSchemaType = null;
    List<String> idSchemaTypeList = null;
    int idSchemaType = -1;

    if (appIds != null && (appIds.trim().length() == 0 || appIds.equals("-1"))) {
        appIds = null;
    }

    if (request.getParameter("idSchemaType") != null) {
        idSchemaType = -1;
        paramIdSchemaType = request.getParameter("idSchemaType");
        if ((paramIdSchemaType.indexOf(",", 0)) < 0) {
            // 1 condition
            idSchemaType = Integer.parseInt(request.getParameter("idSchemaType"));
        } else {
            //more condition
            idSchemaTypeList = Arrays.asList(StringUtils.splitPreserveAllTokens(paramIdSchemaType, ","));
        }
    }
    String strAppId = request.getParameter("appId");
    if (strAppId != null && !strAppId.trim().isEmpty()) {
        appId = Integer.valueOf(strAppId);
        if (appId == 0)
            appId = -1;
    }
    mapper.setDateFormat(new SimpleDateFormat("yyyy-MM-dd"));
    ServletOutputStream out = null;
    response.setContentType("application/json");
    out = response.getOutputStream();
    ReadList readList = null;

    if (user.getIdRole() == Roles.ADMINISTRATOR.getDbCode()) {
        if (idSchemaTypeList != null) {
            readList = schemasDao.readBySchemaTypeId(Integer.parseInt(start), Integer.parseInt(limit),
                    idSchemaTypeList, appIds);
        } else {
            readList = schemasDao.readBySchemaTypeId(Integer.parseInt(start), Integer.parseInt(limit),
                    idSchemaType, appIds);
        }
    } else {
        readList = schemasDao.read(Integer.parseInt(start), Integer.parseInt(limit), user.getIdUser());
    }

    //FIXME: Check with Mario

    @SuppressWarnings("unchecked")
    List<SchemaEntity> SchemaEntities = (List<SchemaEntity>) readList.getResults();
    if (SchemaEntities != null && SchemaEntities.size() > 0) {
        for (SchemaEntity schemaEntity : SchemaEntities) {
            ReadList readTriggersList = schemaTriggerStatusDao.findByIdSchema(schemaEntity.getIdSchema());
            if (CollectionUtils.isNotEmpty(readTriggersList.getResults())) {
                SchemaTriggerStatusEntity schemaTriggerStatusEntity = (SchemaTriggerStatusEntity) readTriggersList
                        .getResults().get(0);
                schemaEntity.setSchemaEvents(schemaTriggerStatusEntity);
            }
        }
    }

    out.write(mapper.writeValueAsBytes(readList));
    out.flush();
    out.close();
    return null;
}

From source file:org.openmrs.module.pmtct.util.FileExporter.java

/**
 * Auto generated method comment//w  ww  .  ja v a  2  s  .co m
 * 
 * @param request
 * @param response
 * @param patientList
 * @param filename
 * @param title
 * @throws Exception
 */
public void exportInfantsTestToCSVFile(HttpServletRequest request, HttpServletResponse response,
        List<Object> patientList, String filename, String title) throws Exception {
    ServletOutputStream outputStream = null;
    try {
        outputStream = response.getOutputStream();
        Patient p;
        Patient mother;
        PatientService ps = Context.getPatientService();

        response.setContentType("text/plain");
        response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + "\"");
        outputStream.println("" + title);
        outputStream.println("Number of Patients: " + patientList.size());
        outputStream.println();
        outputStream.println("No. ,Identifier, Names, Mother's Names, Gender, Birthdate, Scheduled Visit");
        outputStream.println();

        int ids = 0;

        for (Object patient : patientList) {
            Object[] o = (Object[]) patient;

            p = ps.getPatient(Integer.parseInt(o[0].toString()));
            mother = pmtctTag.getChildMother(p.getPatientId());

            ids += 1;
            outputStream.println(ids + "," + p.getActiveIdentifiers().get(0).getIdentifier() + ","
                    + p.getPersonName() + "," + mother.getPersonName() + "," + p.getGender() + ","
                    + sdf.format(p.getBirthdate()) + "," + sdf.format(o[4]));
        }

        outputStream.flush();
    } catch (Exception e) {
        log.error(e.getMessage());
    } finally {
        if (null != outputStream)
            outputStream.close();
    }
}

From source file:com.carfinance.module.common.controller.DocumentDownloadController.java

/**
 * ????Excel/*from   w ww. j a  va2 s  .c  om*/
 * @param model
 * @param request
 * @param response
 */
@RequestMapping(value = "/cashierstatement", method = RequestMethod.GET)
public void cashierStatement(Model model, HttpServletRequest request, HttpServletResponse response) {
    String contrace_id_str = request.getParameter("contrace_id");

    String contrace_no = "";
    String customer_name = "";
    String customer_no = "";
    String daily_available_km = "";
    String contrace_type = "";

    VehicleContraceInfo vehicleContraceInfo = this.vehicleServiceManageService
            .getVehicleContraceInfoById(Long.valueOf(contrace_id_str));
    if (vehicleContraceInfo != null) {
        contrace_no = vehicleContraceInfo.getContrace_no();
        customer_name = vehicleContraceInfo.getCustomer_name();
        daily_available_km = vehicleContraceInfo.getDaily_available_km() + "";
    } else {
        PropertyContraceInfo propertyContraceInfo = this.vehicleServiceManageService
                .getPropertyContraceInfoById(Long.valueOf(contrace_id_str));
        if (propertyContraceInfo != null) {
            contrace_no = propertyContraceInfo.getContrace_no();
            customer_name = propertyContraceInfo.getCustomer_name();
            contrace_type = "?";
        }
    }

    List<VehicleContraceVehsInfo> vehicleContraceVehsInfoList = this.vehicleServiceManageService
            .getVehicleContraceVehsListByContraceId(Long.valueOf(contrace_id_str));

    //1.ContentType
    response.setContentType("multipart/form-data");
    //2.????(??a.pdf)
    response.setHeader("Content-Disposition", "attachment;fileName=" + contrace_no + ".xls");

    // webbookExcel
    HSSFWorkbook wb = new HSSFWorkbook();

    for (VehicleContraceVehsInfo v : vehicleContraceVehsInfoList) {
        // webbooksheet,Excelsheet
        HSSFSheet sheet = wb.createSheet(v.getLicense_plate());
        // sheet0,??poiExcel?short
        HSSFRow row = sheet.createRow((int) 0);
        // ? 
        HSSFCellStyle style = wb.createCellStyle();
        style.setAlignment(HSSFCellStyle.ALIGN_CENTER); // ?

        HSSFCell cell = row.createCell((short) 0);
        cell.setCellValue("??");
        cell.setCellStyle(style);
        cell = row.createCell((short) 1);
        cell.setCellValue("?");
        cell.setCellStyle(style);
        cell = row.createCell((short) 2);
        cell.setCellValue("");
        cell.setCellStyle(style);
        cell = row.createCell((short) 3);
        cell.setCellValue("?");
        cell.setCellStyle(style);
        cell = row.createCell((short) 4);
        cell.setCellValue("");
        cell.setCellStyle(style);

        row = sheet.createRow(1);
        row.createCell((short) 0).setCellValue(customer_name);
        row.createCell((short) 1).setCellValue(customer_no);
        row.createCell((short) 2).setCellValue(contrace_type);
        row.createCell((short) 3).setCellValue("");
        row.createCell((short) 4).setCellValue("");

        row = sheet.createRow(2);
        HSSFCell cell2 = row.createCell((short) 0);
        cell2.setCellValue("?");
        cell2.setCellStyle(style);
        cell2 = row.createCell((short) 1);
        cell2.setCellValue("??");
        cell2.setCellStyle(style);
        cell2 = row.createCell((short) 2);
        cell2.setCellValue("");
        cell2.setCellStyle(style);
        cell2 = row.createCell((short) 3);
        cell2.setCellValue("");
        cell2.setCellStyle(style);
        cell2 = row.createCell((short) 4);
        cell2.setCellValue("??");
        cell2.setCellStyle(style);

        row = sheet.createRow(3);
        row.createCell((short) 0).setCellValue(v.getKm());
        row.createCell((short) 1).setCellValue(v.getOil_percent());
        long over_km = (v.getReturn_km() - v.getKm()) > 0 ? (v.getReturn_km() - v.getKm()) : 0;
        row.createCell((short) 2).setCellValue(over_km);
        row.createCell((short) 3).setCellValue("");
        row.createCell((short) 4).setCellValue("");

        row = sheet.createRow(4);
        HSSFCell cell4 = row.createCell((short) 0);
        cell4.setCellValue("");
        cell4.setCellStyle(style);
        cell4 = row.createCell((short) 1);
        cell4.setCellValue("?");
        cell4.setCellStyle(style);
        cell4 = row.createCell((short) 2);
        cell4.setCellValue("");
        cell4.setCellStyle(style);
        cell4 = row.createCell((short) 3);
        cell4.setCellValue("");
        cell4.setCellStyle(style);
        cell4 = row.createCell((short) 4);
        cell4.setCellValue("");
        cell4.setCellStyle(style);

        row = sheet.createRow(5);
        row.createCell((short) 0).setCellValue(v.getReturn_km());
        row.createCell((short) 1).setCellValue(v.getRevert_oil_percent());
        long over_oil = (v.getOil_percent() - v.getRevert_oil_percent()) > 0
                ? (v.getOil_percent() - v.getRevert_oil_percent())
                : 0;
        row.createCell((short) 2).setCellValue(over_oil);
        row.createCell((short) 3).setCellValue("");
        row.createCell((short) 4).setCellValue(v.getActually_price());
    }

    // ?
    try {

        String path = appProps.get("contrace.over.download.path") + contrace_no + ".xls";
        FileOutputStream fout = new FileOutputStream(path);
        wb.write(fout);
        fout.close();

        ServletOutputStream out;
        //File(?download.pdf)
        File file = new File(path);

        try {
            FileInputStream inputStream = new FileInputStream(file);
            //3.response?ServletOutputStream(out)
            out = response.getOutputStream();
            int b = 0;
            byte[] buffer = new byte[512];
            while (b != -1) {
                b = inputStream.read(buffer);
                //4.?(out)
                out.write(buffer, 0, b);
            }
            inputStream.close();
            out.close();
            out.flush();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }

}

From source file:ch.ralscha.extdirectspring.controller.RouterController.java

@SuppressWarnings("resource")
public void writeJsonResponse(HttpServletResponse response, Object responseObject, Class<?> jsonView,
        boolean streamResponse, boolean isMultipart) throws IOException {

    ObjectMapper objectMapper = this.configurationService.getJsonHandler().getMapper();

    if (isMultipart) {
        response.setContentType(RouterController.TEXT_HTML.toString());
        response.setCharacterEncoding(RouterController.TEXT_HTML.getCharset().name());

        ByteArrayOutputStream bos = new ByteArrayOutputStream(1024);
        bos.write("<html><body><textarea>".getBytes(ExtDirectSpringUtil.UTF8_CHARSET));

        String responseJson;/*  w w  w .  j  a v a2 s  . co  m*/
        if (jsonView == null) {
            responseJson = objectMapper.writeValueAsString(responseObject);
        } else {
            responseJson = objectMapper.writerWithView(jsonView).writeValueAsString(responseObject);
        }

        responseJson = responseJson.replace("&quot;", "\\&quot;");
        bos.write(responseJson.getBytes(ExtDirectSpringUtil.UTF8_CHARSET));

        String frameDomain = this.configurationService.getConfiguration().getFrameDomain();
        String frameDomainScript = "";
        if (frameDomain != null) {
            frameDomainScript = String
                    .format(this.configurationService.getConfiguration().getFrameDomainScript(), frameDomain);
        }
        bos.write(("</textarea>" + frameDomainScript + "</body></html>")
                .getBytes(ExtDirectSpringUtil.UTF8_CHARSET));

        response.setContentLength(bos.size());
        FileCopyUtils.copy(bos.toByteArray(), response.getOutputStream());
    } else {

        response.setContentType(APPLICATION_JSON.toString());
        response.setCharacterEncoding(APPLICATION_JSON.getCharset().name());

        ServletOutputStream outputStream = response.getOutputStream();

        if (!streamResponse) {
            ByteArrayOutputStream bos = new ByteArrayOutputStream(1024);
            JsonGenerator jsonGenerator = objectMapper.getFactory().createGenerator(bos, JsonEncoding.UTF8);

            if (jsonView == null) {
                objectMapper.writeValue(jsonGenerator, responseObject);
            } else {
                objectMapper.writerWithView(jsonView).writeValue(jsonGenerator, responseObject);
            }

            response.setContentLength(bos.size());
            outputStream.write(bos.toByteArray());
            jsonGenerator.close();
        } else {
            JsonGenerator jsonGenerator = objectMapper.getFactory().createGenerator(outputStream,
                    JsonEncoding.UTF8);
            if (jsonView == null) {
                objectMapper.writeValue(jsonGenerator, responseObject);
            } else {
                objectMapper.writerWithView(jsonView).writeValue(jsonGenerator, responseObject);
            }
            jsonGenerator.close();
        }

        outputStream.flush();
    }
}

From source file:net.sourceforge.fenixedu.presentationTier.backBeans.teacher.evaluation.EvaluationManagementBackingBean.java

private void exportToXls(String filename) throws IOException, FenixServiceException {
    this.getResponse().setContentType("application/vnd.ms-excel");
    this.getResponse().setHeader("Content-disposition", "attachment; filename=" + filename + ".xls");
    ServletOutputStream outputStream = this.getResponse().getOutputStream();

    String spreadSheetName = BundleUtil.getString(Bundle.APPLICATION, "title.enrolments");
    List<Object> headers = getStudentsEnroledListHeaders();
    Spreadsheet spreadsheet = new Spreadsheet(spreadSheetName, headers);

    reportInfo(spreadsheet);/*from w ww. j  ava2s.c o  m*/

    spreadsheet.exportToXLSSheet(outputStream);
    outputStream.flush();
    this.getResponse().flushBuffer();
    FacesContext.getCurrentInstance().responseComplete();
}

From source file:com.carfinance.module.common.controller.DocumentDownloadController.java

/**
 * ??/*w  w  w.j  a v a 2 s. co  m*/
 * @param model
 * @param request
 * @param response
 */
@RequestMapping(value = "/pdfhunchecontrace", method = RequestMethod.GET)
public void pdfHuncheContrace(Model model, HttpServletRequest request, HttpServletResponse response) {
    String contrace_id_str = request.getParameter("contrace_id");

    String org_id = "";
    String contrace_no = "";
    String customer_name = "";
    String vehicle_id = "";
    String daily_available_km = "";

    VehicleContraceInfo vehicleContraceInfo = this.vehicleServiceManageService
            .getVehicleContraceInfoById(Long.valueOf(contrace_id_str));
    if (vehicleContraceInfo != null) {
        org_id = String.valueOf(vehicleContraceInfo.getOrg_id());
        contrace_no = vehicleContraceInfo.getContrace_no();
        customer_name = vehicleContraceInfo.getCustomer_name();
        daily_available_km = vehicleContraceInfo.getDaily_available_km() + "";
    } else {
        PropertyContraceInfo propertyContraceInfo = this.vehicleServiceManageService
                .getPropertyContraceInfoById(Long.valueOf(contrace_id_str));
        if (propertyContraceInfo != null) {
            org_id = String.valueOf(propertyContraceInfo.getOrg_id());
            contrace_no = propertyContraceInfo.getContrace_no();
            customer_name = propertyContraceInfo.getCustomer_name();
        }
    }

    List<VehicleContraceVehsInfo> vehicleContraceVehsInfoList = this.vehicleServiceManageService
            .getVehicleContraceVehsListByContraceId(Long.valueOf(contrace_id_str));

    //1.ContentType
    response.setContentType("multipart/form-data");
    //2.????(??a.pdf)
    response.setHeader("Content-Disposition", "attachment;fileName=" + contrace_no + ".pdf");

    Document pdfDoc = new Document(PageSize.A4, 50, 50, 50, 50);
    // ?? pdf ?
    try {
        BaseFont bfChinese = BaseFont.createFont("STSongStd-Light", "UniGB-UCS2-H", false);

        Font bold_fontChinese = new Font(bfChinese, 18, Font.BOLD, BaseColor.BLACK);
        Font normal_fontChinese = new Font(bfChinese, 12, Font.NORMAL, BaseColor.BLACK);
        Font normal_desc_fontChinese = new Font(bfChinese, 6, Font.NORMAL, BaseColor.BLACK);

        FileOutputStream pdfFile = new FileOutputStream(
                new File(appProps.get("hunche.contrace.download.path") + contrace_no + ".pdf"));
        // pdf ?
        Paragraph paragraph1 = new Paragraph("???", bold_fontChinese);
        paragraph1.setAlignment(Element.ALIGN_CENTER);

        Paragraph paragraph2 = new Paragraph(
                "???", normal_fontChinese);
        Paragraph paragraph3 = new Paragraph("" + customer_name + " (",
                normal_fontChinese);
        Paragraph paragraph4 = new Paragraph(
                "?????________________???",
                normal_fontChinese);
        Paragraph paragraph5 = new Paragraph("??????",
                normal_fontChinese);
        // table
        PdfPTable table = new PdfPTable(4);
        table.setWidthPercentage(100);
        table.setHorizontalAlignment(PdfPTable.ALIGN_LEFT);
        PdfPCell cell = new PdfPCell();
        cell.setHorizontalAlignment(PdfPCell.ALIGN_CENTER);
        // 
        cell.setPhrase(new Paragraph("?", normal_fontChinese));
        table.addCell(cell);
        cell.setPhrase(new Paragraph("", normal_fontChinese));
        table.addCell(cell);
        cell.setPhrase(new Paragraph("?/", normal_fontChinese));
        table.addCell(cell);
        cell.setPhrase(new Paragraph("?", normal_fontChinese));
        table.addCell(cell);
        // ?
        for (VehicleContraceVehsInfo v : vehicleContraceVehsInfoList) {

            PdfPCell newcell = new PdfPCell();
            newcell.setHorizontalAlignment(PdfPCell.ALIGN_CENTER);
            newcell.setPhrase(new Paragraph("1", normal_fontChinese));
            table.addCell(newcell);
            newcell.setPhrase(new Paragraph(v.getModel(), normal_fontChinese));
            table.addCell(newcell);
            newcell.setPhrase(new Paragraph(v.getDaily_price() + "", normal_fontChinese));
            table.addCell(newcell);
            newcell.setPhrase(new Paragraph(daily_available_km, normal_fontChinese));
            table.addCell(newcell);
        }

        Paragraph paragraph6 = new Paragraph(
                "??_________________________________________________________________",
                normal_fontChinese);
        Paragraph paragraph7 = new Paragraph(
                "____________________________?______",
                normal_fontChinese);
        Paragraph paragraph8 = new Paragraph("????", normal_fontChinese);
        Paragraph paragraph9 = new Paragraph(
                "???________________________???________________________",
                normal_fontChinese);
        Paragraph paragraph10 = new Paragraph("?", normal_fontChinese);
        Paragraph paragraph11 = new Paragraph(
                "???????????????",
                normal_fontChinese);
        Paragraph paragraph12 = new Paragraph("?", normal_fontChinese);
        Paragraph paragraph13 = new Paragraph(
                "??????????????",
                normal_fontChinese);
        Paragraph paragraph14 = new Paragraph(
                "?????????",
                normal_fontChinese);
        Paragraph paragraph15 = new Paragraph("?????",
                normal_fontChinese);
        Paragraph paragraph16 = new Paragraph(
                "(/)                                       (/)",
                normal_fontChinese);
        Paragraph paragraph17 = new Paragraph(
                "                                                      ??", normal_fontChinese);
        Paragraph paragraph18 = new Paragraph(
                "??                                               ??  ",
                normal_fontChinese);
        Paragraph paragraph19 = new Paragraph(
                "                                                      201          ",
                normal_fontChinese);

        //  Document ?File  PdfWriter ?
        PdfWriter.getInstance(pdfDoc, pdfFile);
        pdfDoc.open(); //  Document 

        // ??
        pdfDoc.add(paragraph1);
        pdfDoc.add(new Chunk("\n\n"));
        pdfDoc.add(paragraph2);
        pdfDoc.add(paragraph3);
        pdfDoc.add(paragraph4);
        pdfDoc.add(paragraph5);
        pdfDoc.add(table);
        pdfDoc.add(paragraph6);
        pdfDoc.add(paragraph7);
        pdfDoc.add(paragraph8);
        pdfDoc.add(paragraph9);
        pdfDoc.add(paragraph10);
        pdfDoc.add(paragraph11);
        pdfDoc.add(paragraph12);
        pdfDoc.add(paragraph13);
        pdfDoc.add(paragraph14);
        pdfDoc.add(paragraph15);
        pdfDoc.add(paragraph16);
        pdfDoc.add(paragraph17);
        pdfDoc.add(paragraph18);
        pdfDoc.add(paragraph19);

        pdfDoc.close();

        ServletOutputStream out;
        //File(?download.pdf)
        File file = new File(appProps.get("hunche.contrace.download.path") + contrace_no + ".pdf");

        try {
            FileInputStream inputStream = new FileInputStream(file);
            //3.response?ServletOutputStream(out)
            out = response.getOutputStream();
            int b = 0;
            byte[] buffer = new byte[512];
            while (b != -1) {
                b = inputStream.read(buffer);
                //4.?(out)
                out.write(buffer, 0, b);
            }
            inputStream.close();
            out.close();
            out.flush();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:org.etudes.tool.melete.ExportMeleteModules.java

/**
 * writes the zip file to browser/*w w  w  .  j  a  v a2 s.co  m*/
 *
 * @param file -
 *            zip file to download
 * @throws Exception
 */
private void download(File file) throws Exception {
    FileInputStream fis = null;
    ServletOutputStream out = null;
    try {
        String disposition = "attachment; filename=\"" + file.getName() + "\"";
        fis = new FileInputStream(file);

        FacesContext cxt = FacesContext.getCurrentInstance();
        ExternalContext context = cxt.getExternalContext();
        HttpServletResponse response = (HttpServletResponse) context.getResponse();
        response.setContentType("application/zip"); // application/zip
        response.addHeader("Content-Disposition", disposition);
        // Contributed by Diego for ME-233
        response.setHeader("Pragma", "public");
        response.setHeader("Cache-Control", "public, post-check=0, must-revalidate, pre-check=0");

        out = response.getOutputStream();

        int len;
        byte buf[] = new byte[102400];
        while ((len = fis.read(buf)) > 0) {
            out.write(buf, 0, len);
        }

        out.flush();
    } catch (IOException e) {
        throw e;
    } finally {
        try {
            if (out != null)
                out.close();
        } catch (IOException e1) {
        }

        try {
            if (fis != null)
                fis.close();
        } catch (IOException e2) {
        }
    }
}

From source file:org.akaza.openclinica.control.core.SecureController.java

License:asdf

public void dowloadFile(File f, String contentType) throws Exception {

    response.setHeader("Content-disposition", "attachment; filename=\"" + f.getName() + "\";");
    response.setContentType("text/xml");
    response.setHeader("Pragma", "public");

    ServletOutputStream op = response.getOutputStream();

    DataInputStream in = null;/*w  w w.j  a va  2  s.c  om*/
    try {
        response.setContentType("text/xml");
        response.setHeader("Pragma", "public");
        response.setContentLength((int) f.length());

        byte[] bbuf = new byte[(int) f.length()];
        in = new DataInputStream(new FileInputStream(f));
        int length;
        while (in != null && (length = in.read(bbuf)) != -1) {
            op.write(bbuf, 0, length);
        }

        in.close();
        op.flush();
        op.close();
    } catch (Exception ee) {
        ee.printStackTrace();
    } finally {
        if (in != null) {
            in.close();
        }
        if (op != null) {
            op.close();
        }
    }
}

From source file:com.brick.customer.service.Customer.java

public void exportCustomerInfo(Context context) {
    CustomerInfoExcel cie = new CustomerInfoExcel();
    try {/*  w w  w  .  j  av a2 s . c  o  m*/
        context.getResponse().setContentType("application/vnd.ms-excel;charset=GB2312");
        context.response.setHeader("Content-Disposition",
                "attachment;filename=" + new String(("?.xls").getBytes("GBK"), "ISO-8859-1"));
        List<HashMap<String, Object>> cusInfo = (List<HashMap<String, Object>>) DataAccessor
                .query("customer.getCustomerInfoList", null, DataAccessor.RS_TYPE.LIST);

        ServletOutputStream out = context.getResponse().getOutputStream();
        context.contextMap.put("sheetName", "?");
        Map<String, Object> map = new HashMap<String, Object>();
        map.put("cusInfo", cusInfo);
        cie.createReport(map, context).write(out);
        out.flush();
        out.close();

    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:org.kuali.kfs.module.tem.document.web.struts.TravelActionBase.java

/**
 *
 * @param request/*from w  w w.j a v a2s  .  co m*/
 * @param response
 * @param reportFile
 * @param fileName
 * @throws IOException
 */
@SuppressWarnings("rawtypes")
protected void displayPDF(HttpServletRequest request, HttpServletResponse response, File reportFile,
        StringBuilder fileName) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    String contentDisposition = "";
    try {
        ArrayList master = new ArrayList();
        PdfCopy writer = null;

        // create a reader for the document
        String reportName = reportFile.getAbsolutePath();
        PdfReader reader = new PdfReader(reportName);
        reader.consolidateNamedDestinations();

        // retrieve the total number of pages
        int n = reader.getNumberOfPages();
        List bookmarks = SimpleBookmark.getBookmark(reader);
        if (bookmarks != null) {
            master.addAll(bookmarks);
        }

        // step 1: create a document-object
        com.lowagie.text.Document pdfDoc = new com.lowagie.text.Document(reader.getPageSizeWithRotation(1));
        // step 2: create a writer that listens to the document
        writer = new PdfCopy(pdfDoc, baos);
        // step 3: open the document
        pdfDoc.open();
        // step 4: add content
        PdfImportedPage page;
        for (int i = 0; i < n;) {
            ++i;
            page = writer.getImportedPage(reader, i);
            writer.addPage(page);
        }
        writer.freeReader(reader);
        if (!master.isEmpty()) {
            writer.setOutlines(master);
        }
        // step 5: we close the document
        pdfDoc.close();

        StringBuffer sbContentDispValue = new StringBuffer();
        String useJavascript = request.getParameter("useJavascript");
        if (useJavascript == null || useJavascript.equalsIgnoreCase("false")) {
            sbContentDispValue.append("attachment");
        } else {
            sbContentDispValue.append("inline");
        }
        sbContentDispValue.append("; filename=");
        sbContentDispValue.append(fileName);

        contentDisposition = sbContentDispValue.toString();
    } catch (Exception e) {
        e.printStackTrace();
    }

    response.setContentType("application/pdf");
    response.setHeader("Content-Disposition", contentDisposition);
    response.setHeader("Expires", "0");
    response.setHeader("Cache-Control", "must-revalidate, post-check=0, pre-check=0");
    response.setHeader("Pragma", "public");
    response.setContentLength(baos.size());

    // write to output
    ServletOutputStream sos;
    sos = response.getOutputStream();
    baos.writeTo(sos);
    sos.flush();
    sos.close();
}