public void generateReport(
      Program selProgram, List<OrganisationUnit> orgUnitList, Date sDate, Date eDate)
      throws Exception {
    String raFolderName = reportService.getRAFolderName();
    SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd");
    String query = "";
    int rowStart = 3;
    int colStart = 1;
    int rowCount = rowStart;
    int colCount = colStart;

    // String outputReportPath = System.getenv( "DHIS2_HOME" ) + File.separator + raFolderName +
    // File.separator + "output" + File.separator + UUID.randomUUID().toString() + ".xls";

    String outputReportPath =
        System.getenv("DHIS2_HOME") + File.separator + Configuration_IN.DEFAULT_TEMPFOLDER;
    File newdir = new File(outputReportPath);
    if (!newdir.exists()) {
      newdir.mkdirs();
    }
    outputReportPath += File.separator + UUID.randomUUID().toString() + ".xls";

    WritableWorkbook outputReportWorkbook = Workbook.createWorkbook(new File(outputReportPath));
    WritableSheet sheet0 = outputReportWorkbook.createSheet(selProgram.getName(), 0);

    try {
      List<PatientIdentifierType> patientIdentifierTypes =
          new ArrayList<PatientIdentifierType>(
              patientIdentifierTypeService.getAllPatientIdentifierTypes());
      Collections.sort(patientIdentifierTypes, new PatientIdentifierTypeComparator());

      List<PatientAttribute> patientAttributes =
          new ArrayList<PatientAttribute>(patientAttributeService.getAllPatientAttributes());
      Collections.sort(patientAttributes, new PatientAttributeComparator());

      List<ProgramStage> programStages = new ArrayList<ProgramStage>(selProgram.getProgramStages());
      Collections.sort(programStages, new ProgramStageOrderComparator());

      Map<ProgramStage, List<DataElement>> programStageDataElementMap =
          new HashMap<ProgramStage, List<DataElement>>();
      for (ProgramStage programStage : programStages) {
        List<ProgramStageDataElement> programStageDataElements =
            new ArrayList<ProgramStageDataElement>(programStage.getProgramStageDataElements());

        List<DataElement> dataElements = new ArrayList<DataElement>();
        for (ProgramStageDataElement programStageDataElement : programStageDataElements) {
          dataElements.add(programStageDataElement.getDataElement());
        }

        Collections.sort(dataElements, new IdentifiableObjectNameComparator());
        programStageDataElementMap.put(programStage, dataElements);
      }

      // Printing Header Information
      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "OrgUnit Hierarchy", getCellFormat1()));
      colCount++;
      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "OrgUnit", getCellFormat1()));
      colCount++;
      for (PatientIdentifierType patientIdentifierType : patientIdentifierTypes) {
        sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
        sheet0.addCell(
            new Label(colCount, rowCount - 1, patientIdentifierType.getName(), getCellFormat1()));
        colCount++;
      }

      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Benificiary ID", getCellFormat1()));
      colCount++;

      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Benificiary Name", getCellFormat1()));
      colCount++;
      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Gender", getCellFormat1()));
      colCount++;
      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Age", getCellFormat1()));
      colCount++;
      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Data of Birth", getCellFormat1()));
      colCount++;
      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Blood Group", getCellFormat1()));
      colCount++;
      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Registration Date", getCellFormat1()));
      colCount++;

      for (PatientAttribute patientAttribute : patientAttributes) {
        sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
        sheet0.addCell(
            new Label(colCount, rowCount - 1, patientAttribute.getName(), getCellFormat1()));
        colCount++;
      }

      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Incident Date", getCellFormat1()));
      colCount++;

      sheet0.mergeCells(colCount, rowCount - 1, colCount, rowCount);
      sheet0.addCell(new Label(colCount, rowCount - 1, "Enrollment Date", getCellFormat1()));
      colCount++;
      for (ProgramStage programStage : programStages) {
        List<DataElement> dataElementList =
            new ArrayList<DataElement>(programStageDataElementMap.get(programStage));
        sheet0.mergeCells(
            colCount, rowCount - 1, colCount + dataElementList.size() + 1, rowCount - 1);
        sheet0.addCell(new Label(colCount, rowCount - 1, programStage.getName(), getCellFormat1()));

        sheet0.addCell(new Label(colCount, rowCount, "Due Date", getCellFormat1()));
        colCount++;
        sheet0.addCell(new Label(colCount, rowCount, "Execution Date", getCellFormat1()));
        colCount++;

        for (DataElement dataElement : dataElementList) {
          sheet0.addCell(
              new Label(
                  colCount,
                  rowCount,
                  dataElement.getName() + "--" + dataElement.getType(),
                  getCellFormat1()));
          colCount++;
        }
      }

      rowCount++;

      for (OrganisationUnit orgUnit : orgUnitList) {
        if (sDate != null && eDate != null) {
          query =
              "SELECT patient.patientid, programinstance.programinstanceid,programinstance.dateofincident,programinstance.enrollmentdate FROM programinstance INNER JOIN patient "
                  + " ON programinstance.patientid = patient.patientid "
                  + " WHERE patient.organisationunitid = "
                  + orgUnit.getId()
                  + " AND programinstance.programid = "
                  + selProgram.getId()
                  + " AND patient.registrationdate >= '"
                  + startDate
                  + "'"
                  + " AND patient.registrationdate <= '"
                  + endDate
                  + "' "
                  + " AND enddate IS NULL";
        } else {
          query =
              "SELECT patient.patientid, programinstance.programinstanceid,programinstance.dateofincident,programinstance.enrollmentdate FROM programinstance INNER JOIN patient "
                  + " ON programinstance.patientid = patient.patientid "
                  + " WHERE patient.organisationunitid = "
                  + orgUnit.getId()
                  + " AND programinstance.programid = "
                  + selProgram.getId()
                  + " AND enddate IS NULL";
        }

        SqlRowSet sqlResultSet = jdbcTemplate.queryForRowSet(query);

        if (sqlResultSet != null) {
          int count = 1;
          String orgUnitBranch = "";
          sqlResultSet.beforeFirst();
          while (sqlResultSet.next()) {
            colCount = colStart;

            if (orgUnit.getParent() != null) {
              orgUnitBranch = getOrgunitBranch(orgUnit.getParent());
            } else {
              orgUnitBranch = " ";
            }

            sheet0.addCell(new Label(colCount, rowCount, orgUnitBranch, getCellFormat2()));
            colCount++;
            sheet0.addCell(new Label(colCount, rowCount, orgUnit.getName(), getCellFormat2()));
            colCount++;

            int patientId = sqlResultSet.getInt(1);
            int programInstanceId = sqlResultSet.getInt(2);
            Date dateOfIncident = sqlResultSet.getDate(3);
            Date dateOfEnrollment = sqlResultSet.getDate(4);

            Patient patient = patientService.getPatient(patientId);

            // Patient Identifier Details
            for (PatientIdentifierType patientIdentifierType : patientIdentifierTypes) {
              query =
                  "SELECT identifier from patientidentifier WHERE patientidentifiertypeid = "
                      + patientIdentifierType.getId()
                      + " AND patientid = "
                      + patient.getId();

              SqlRowSet sqlResultSet1 = jdbcTemplate.queryForRowSet(query);
              if (sqlResultSet1 != null && sqlResultSet1.next()) {
                String value = sqlResultSet1.getString(1);
                if (value != null && !value.trim().equalsIgnoreCase("")) {
                  sheet0.addCell(new Label(colCount, rowCount, value, getCellFormat2()));
                } else {
                  sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat2()));
                }
              } else {
                sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat2()));
              }

              colCount++;
            }

            // Patient Properties

            sheet0.addCell(
                new Label(colCount, rowCount, patient.getId().toString(), getCellFormat2()));
            colCount++;
            sheet0.addCell(new Label(colCount, rowCount, patient.getFullName(), getCellFormat2()));
            colCount++;
            sheet0.addCell(
                new Label(colCount, rowCount, patient.getTextGender(), getCellFormat2()));
            colCount++;
            sheet0.addCell(new Label(colCount, rowCount, patient.getAge(), getCellFormat2()));
            colCount++;
            sheet0.addCell(
                new Label(
                    colCount,
                    rowCount,
                    simpleDateFormat.format(patient.getBirthDate()),
                    getCellFormat2()));
            colCount++;
            /**
             * TODO BloodGroup is removed from Patient Object, so need to change this accordingly
             */
            sheet0.addCell(
                new Label(colCount, rowCount, "" /*patient.getBloodGroup()*/, getCellFormat2()));
            colCount++;
            sheet0.addCell(
                new Label(
                    colCount,
                    rowCount,
                    simpleDateFormat.format(patient.getRegistrationDate()),
                    getCellFormat2()));
            colCount++;

            // Patient Attribute Values
            for (PatientAttribute patientAttribute : patientAttributes) {
              query =
                  "SELECT value from patientattributevalue WHERE patientid = "
                      + patient.getId()
                      + " AND patientattributeid = "
                      + patientAttribute.getId();

              SqlRowSet sqlResultSet1 = jdbcTemplate.queryForRowSet(query);
              if (sqlResultSet1 != null && sqlResultSet1.next()) {
                String value = sqlResultSet1.getString(1);
                if (value != null && !value.trim().equalsIgnoreCase("")) {
                  sheet0.addCell(new Label(colCount, rowCount, value, getCellFormat2()));
                } else {
                  sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat2()));
                }
              } else {
                sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat2()));
              }

              colCount++;
            }

            // Program Enrollment Details
            sheet0.addCell(
                new Label(
                    colCount, rowCount, simpleDateFormat.format(dateOfIncident), getCellFormat2()));
            colCount++;
            sheet0.addCell(
                new Label(
                    colCount,
                    rowCount,
                    simpleDateFormat.format(dateOfEnrollment),
                    getCellFormat2()));
            colCount++;

            // ProgramStage Values
            for (ProgramStage programStage : programStages) {
              query =
                  "SELECT programstageinstanceid,duedate,executiondate from programstageinstance "
                      + " WHERE programinstanceid = "
                      + programInstanceId
                      + " AND programstageid = "
                      + programStage.getId();

              SqlRowSet sqlResultSet2 = jdbcTemplate.queryForRowSet(query);
              Integer programStageInstanceId = 0;
              if (sqlResultSet2 != null && sqlResultSet2.next()) {
                programStageInstanceId = sqlResultSet2.getInt(1);

                // ProgramStage DueDate and Execution Date
                Date dueDate = sqlResultSet2.getDate(2);
                Date exeDate = sqlResultSet2.getDate(3);

                if (dueDate != null) {
                  String dueDateStr = simpleDateFormat.format(dueDate);
                  sheet0.addCell(new Label(colCount, rowCount, dueDateStr, getCellFormat3()));
                } else {
                  sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat3()));
                }
                colCount++;

                if (exeDate != null) {
                  String exeDateStr = simpleDateFormat.format(exeDate);
                  sheet0.addCell(new Label(colCount, rowCount, exeDateStr, getCellFormat3()));
                } else {
                  sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat3()));
                }

                colCount++;
              } else {
                sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat3()));
                colCount++;
                sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat3()));
                colCount++;
              }

              for (DataElement dataElement : programStageDataElementMap.get(programStage)) {
                query =
                    "SELECT value from patientdatavalue WHERE programstageinstanceid = "
                        + programStageInstanceId
                        + " AND dataelementid = "
                        + dataElement.getId();
                // " AND organisationunitid = " + orgUnit.getId();

                SqlRowSet sqlResultSet3 = jdbcTemplate.queryForRowSet(query);

                if (sqlResultSet3 != null && sqlResultSet3.next()) {
                  String value = sqlResultSet3.getString(1);

                  if (dataElement.getType().equalsIgnoreCase(DataElement.VALUE_TYPE_BOOL)) {
                    if (value.equalsIgnoreCase("false")) value = "No";
                    else value = "Yes";
                  }

                  if (value != null && !value.trim().equalsIgnoreCase("")) {
                    sheet0.addCell(new Label(colCount, rowCount, value, getCellFormat2()));
                  } else {
                    sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat2()));
                  }
                } else {
                  sheet0.addCell(new Label(colCount, rowCount, "-", getCellFormat2()));
                }

                colCount++;
              }
            }

            rowCount++;
          }
        }
      }
    } catch (Exception e) {
      System.out.println("Exception: " + e.getMessage());
      e.printStackTrace();
    }

    outputReportWorkbook.write();
    outputReportWorkbook.close();
    fileName = selProgram.getName() + ".xls";
    File outputReportFile = new File(outputReportPath);
    inputStream = new BufferedInputStream(new FileInputStream(outputReportFile));
    outputReportFile.deleteOnExit();
  }