@Override
  public ReportDesign getReportDesign() {
    ReportDesign design = new ReportDesign();
    design.setName("MOH 361A Register Design");
    design.setReportDefinition(this.getReportDefinition());
    design.setRendererType(ExcelTemplateRenderer.class);

    Properties props = new Properties();
    props.put("repeatingSections", "sheet:2,row:4,dataset:allPatients");

    design.setProperties(props);

    ReportDesignResource resource = new ReportDesignResource();
    resource.setName("template.xls");
    InputStream is =
        OpenmrsClassLoader.getInstance()
            .getResourceAsStream("templates/MOH361AReportTemplate_0_2.xls");

    if (is == null) throw new APIException("Could not find report template.");

    try {
      resource.setContents(IOUtils.toByteArray(is));
    } catch (IOException ex) {
      throw new APIException("Could not create report design for MOH 361A Register.", ex);
    }

    IOUtils.closeQuietly(is);
    design.addResource(resource);

    return design;
  }
  @RequestMapping(method = RequestMethod.POST)
  public void process(
      final @RequestParam(required = false, value = "cohort") Integer cohortId,
      final @RequestParam(required = true, value = "template") MultipartFile template,
      final HttpServletResponse response)
      throws IOException, EvaluationException {

    EvaluationContext context = new EvaluationContext();
    context.addParameterValue("currentDate", new Date());
    if (cohortId != null) {
      context.setBaseCohort(Context.getCohortService().getCohort(cohortId));
    }

    PatientDataSetDefinition definition = new PatientDataSetDefinition();

    definition.addColumn(
        "id", new PatientIdDataDefinition(), StringUtils.EMPTY, new ObjectFormatter());

    ListConverter listConverter = new ListConverter();
    listConverter.setMaxNumberOfItems(1);

    PatientIdentifierDataDefinition preferredIdentifier = new PatientIdentifierDataDefinition();
    preferredIdentifier.addType(Context.getPatientService().getPatientIdentifierType(1));
    definition.addColumn("identifier", preferredIdentifier, StringUtils.EMPTY, listConverter);

    definition.addColumn(
        "name",
        new PreferredNameDataDefinition(),
        StringUtils.EMPTY,
        new ObjectFormatter("{familyName}, {givenName}"));

    AgeDataDefinition ageOnDate = new AgeDataDefinition();
    ageOnDate.addParameter(new Parameter("effectiveDate", "effective date", Date.class));
    definition.addColumn("age", ageOnDate, "effectiveDate=${currentDate}", new AgeConverter());

    definition.addColumn(
        "birthdate",
        new BirthdateDataDefinition(),
        StringUtils.EMPTY,
        new BirthdateConverter("dd-MMM-yyyy"));
    definition.addColumn(
        "gender", new GenderDataDefinition(), StringUtils.EMPTY, new ObjectFormatter());

    ReportDefinition reportDefinition = new ReportDefinition();
    reportDefinition.setName("Test Report");
    reportDefinition.addDataSetDefinition("PatientDataSetDefinition", definition, null);

    final ReportDesign design = new ReportDesign();
    design.setName("Test Report Design With Excel Template Renderer");
    design.setReportDefinition(reportDefinition);
    design.setRendererType(ExcelTemplateRenderer.class);

    Properties properties = new Properties();
    properties.put("repeatingSections", "sheet:1,dataset:PatientDataSetDefinition");
    design.setProperties(properties);

    ReportDesignResource resource = new ReportDesignResource();
    resource.setName("excel-template.xls");
    InputStream inputStream = template.getInputStream();
    resource.setContents(IOUtils.toByteArray(inputStream));
    IOUtils.closeQuietly(inputStream);
    design.addResource(resource);

    ExcelTemplateRenderer renderer =
        new ExcelTemplateRenderer() {
          public ReportDesign getDesign(String argument) {
            return design;
          }
        };

    ReportDefinitionService rs = Context.getService(ReportDefinitionService.class);
    ReportData data = rs.evaluate(reportDefinition, context);

    CsvReportRenderer csvReportRenderer = new CsvReportRenderer();
    csvReportRenderer.render(data, "output:csv", System.out);

    File file = File.createTempFile("excel", "summary");
    BufferedOutputStream bufferedOutputStream =
        new BufferedOutputStream(new FileOutputStream(file));
    renderer.render(data, "output:xls", bufferedOutputStream);
    bufferedOutputStream.close();

    response.setHeader("Content-Disposition", "attachment; filename=patient-summary.xls");
    response.setContentType("application/vnd.ms-excel");
    response.setContentLength((int) file.length());

    FileCopyUtils.copy(new FileInputStream(file), response.getOutputStream());
    if (file.delete()) log.info("Temporary file deleted!");
  }