/** Business logic to execute. */
  public VOResponse deleteCharges(ArrayList list, String serverLanguageId, String username)
      throws Throwable {
    Statement stmt = null;
    Connection conn = null;
    try {
      if (this.conn == null) conn = getConn();
      else conn = this.conn;
      stmt = conn.createStatement();

      ChargeVO vo = null;
      for (int i = 0; i < list.size(); i++) {
        // logically delete the record in SAL06...
        vo = (ChargeVO) list.get(i);
        stmt.execute(
            "update SAL06_CHARGES set ENABLED='N' where COMPANY_CODE_SYS01='"
                + vo.getCompanyCodeSys01SAL06()
                + "' and CHARGE_CODE='"
                + vo.getChargeCodeSAL06()
                + "'");
      }

      return new VOResponse(new Boolean(true));
    } catch (Throwable ex) {
      Logger.error(
          username,
          this.getClass().getName(),
          "executeCommand",
          "Error while deleting existing charges",
          ex);
      try {
        if (this.conn == null && conn != null)
          // rollback only local connection
          conn.rollback();
      } catch (Exception ex3) {
      }

      throw new Exception(ex.getMessage());
    } finally {
      try {
        stmt.close();
      } catch (Exception exx) {
      }
      try {
        if (this.conn == null && conn != null) {
          // close only local connection
          conn.commit();
          conn.close();
        }

      } catch (Exception exx) {
      }
    }
  }
  /** Business logic to execute. */
  public VOListResponse loadCharges(
      GridParams gridParams,
      String serverLanguageId,
      String username,
      ArrayList companiesList,
      ArrayList customizedFields)
      throws Throwable {
    PreparedStatement pstmt = null;
    Connection conn = null;
    try {
      if (this.conn == null) conn = getConn();
      else conn = this.conn;

      // retrieve companies list...
      String companies =
          (String)
              gridParams
                  .getOtherGridParams()
                  .get(ApplicationConsts.COMPANY_CODE_SYS01); // used in lookup grid...
      if (companies == null) {
        companies = "";
        for (int i = 0; i < companiesList.size(); i++)
          companies += "'" + companiesList.get(i).toString() + "',";
        companies = companies.substring(0, companies.length() - 1);
      } else companies = "'" + companies + "'";

      String sql =
          "select SAL06_CHARGES.COMPANY_CODE_SYS01,SAL06_CHARGES.CHARGE_CODE,SAL06_CHARGES.PROGRESSIVE_SYS10,"
              + "SYS10_TRANSLATIONS.DESCRIPTION,SAL06_CHARGES.VALUE,SAL06_CHARGES.PERC,SAL06_CHARGES.VAT_CODE_REG01,"
              + "SAL06_CHARGES.CURRENCY_CODE_REG03,SAL06_CHARGES.ENABLED"
              + " from SAL06_CHARGES,SYS10_TRANSLATIONS where "
              + "SAL06_CHARGES.PROGRESSIVE_SYS10=SYS10_TRANSLATIONS.PROGRESSIVE and "
              + "SYS10_TRANSLATIONS.LANGUAGE_CODE=? and "
              + "SAL06_CHARGES.ENABLED='Y' and "
              + "SAL06_CHARGES.COMPANY_CODE_SYS01 in ("
              + companies
              + ")";

      Map attribute2dbField = new HashMap();
      attribute2dbField.put("companyCodeSys01SAL06", "SAL06_CHARGES.COMPANY_CODE_SYS01");
      attribute2dbField.put("chargeCodeSAL06", "SAL06_CHARGES.CHARGE_CODE");
      attribute2dbField.put("descriptionSYS10", "SYS10_TRANSLATIONS.DESCRIPTION");
      attribute2dbField.put("progressiveSys10SAL06", "SAL06_CHARGES.PROGRESSIVE_SYS10");
      attribute2dbField.put("valueSAL06", "SAL06_CHARGES.VALUE");
      attribute2dbField.put("percSAL06", "SAL06_CHARGES.PERC");
      attribute2dbField.put("vatCodeReg01SAL06", "SAL06_CHARGES.VAT_CODE_REG01");
      attribute2dbField.put("currencyCodeReg03SAL06", "SAL06_CHARGES.CURRENCY_CODE_REG03");
      attribute2dbField.put("enabledSAL06", "SAL06_CHARGES.ENABLED");

      ArrayList values = new ArrayList();
      values.add(serverLanguageId);

      // read from SAL06 table...
      Response res =
          CustomizeQueryUtil.getQuery(
              conn,
              new UserSessionParameters(username),
              sql,
              values,
              attribute2dbField,
              ChargeVO.class,
              "Y",
              "N",
              null,
              gridParams,
              50,
              true,
              customizedFields);
      if (res.isError()) throw new Exception(res.getErrorMessage());

      java.util.List list = ((VOListResponse) res).getRows();
      ChargeVO vo = null;
      sql =
          "select SYS10_TRANSLATIONS.DESCRIPTION,REG01_VATS.VALUE,REG01_VATS.DEDUCTIBLE "
              + "from SYS10_TRANSLATIONS,REG01_VATS where "
              + "REG01_VATS.PROGRESSIVE_SYS10=SYS10_TRANSLATIONS.PROGRESSIVE and "
              + "SYS10_TRANSLATIONS.LANGUAGE_CODE=? and "
              + "REG01_VATS.VAT_CODE=?";
      pstmt = conn.prepareStatement(sql);
      ResultSet rset = null;
      for (int i = 0; i < list.size(); i++) {
        vo = (ChargeVO) list.get(i);
        if (vo.getVatCodeReg01SAL06() != null) {
          // retrieve vat data from REG01...
          pstmt.setString(1, serverLanguageId);
          pstmt.setString(2, vo.getVatCodeReg01SAL06());
          rset = pstmt.executeQuery();
          if (rset.next()) {
            vo.setVatDescriptionSYS10(rset.getString(1));
            vo.setVatValueREG01(rset.getBigDecimal(2));
            vo.setVatDeductibleREG01(rset.getBigDecimal(3));
          }
          rset.close();
        }
      }

      Response answer = res;
      if (answer.isError()) throw new Exception(answer.getErrorMessage());
      else return (VOListResponse) answer;
    } catch (Throwable ex) {
      Logger.error(
          username,
          this.getClass().getName(),
          "executeCommand",
          "Error while fetching charges list",
          ex);
      throw new Exception(ex.getMessage());
    } finally {
      try {
        pstmt.close();
      } catch (Exception exx) {
      }
      try {
        if (this.conn == null && conn != null) {
          // close only local connection
          conn.commit();
          conn.close();
        }

      } catch (Exception exx) {
      }
    }
  }
  /** Business logic to execute. */
  public VOListResponse insertCharges(
      ArrayList list, String serverLanguageId, String username, ArrayList customizedFields)
      throws Throwable {
    Connection conn = null;
    try {
      if (this.conn == null) conn = getConn();
      else conn = this.conn;
      ChargeVO vo = null;

      Map attribute2dbField = new HashMap();
      attribute2dbField.put("companyCodeSys01SAL06", "COMPANY_CODE_SYS01");
      attribute2dbField.put("chargeCodeSAL06", "CHARGE_CODE");
      attribute2dbField.put("chargeCodeSAL06", "CHARGE_CODE");
      attribute2dbField.put("progressiveSys10SAL06", "PROGRESSIVE_SYS10");
      attribute2dbField.put("valueSAL06", "VALUE");
      attribute2dbField.put("percSAL06", "PERC");
      attribute2dbField.put("vatCodeReg01SAL06", "VAT_CODE_REG01");
      attribute2dbField.put("currencyCodeReg03SAL06", "CURRENCY_CODE_REG03");
      attribute2dbField.put("enabledSAL06", "ENABLED");

      BigDecimal progressiveSYS10 = null;
      Response res = null;
      for (int i = 0; i < list.size(); i++) {
        vo = (ChargeVO) list.get(i);
        vo.setEnabledSAL06("Y");

        // insert record in SYS10...
        progressiveSYS10 =
            TranslationUtils.insertTranslations(
                vo.getDescriptionSYS10(), vo.getCompanyCodeSys01SAL06(), conn);
        vo.setProgressiveSys10SAL06(progressiveSYS10);

        // insert into SAL06...
        res =
            CustomizeQueryUtil.insertTable(
                conn,
                new UserSessionParameters(username),
                vo,
                "SAL06_CHARGES",
                attribute2dbField,
                "Y",
                "N",
                null,
                true,
                customizedFields);
        if (res.isError()) {
          throw new Exception(res.getErrorMessage());
        }
      }

      return new VOListResponse(list, false, list.size());
    } catch (Throwable ex) {
      Logger.error(
          username,
          this.getClass().getName(),
          "executeCommand",
          "Error while inserting new charges",
          ex);
      try {
        if (this.conn == null && conn != null)
          // rollback only local connection
          conn.rollback();
      } catch (Exception ex3) {
      }

      throw new Exception(ex.getMessage());
    } finally {
      try {
        if (this.conn == null && conn != null) {
          // close only local connection
          conn.commit();
          conn.close();
        }

      } catch (Exception exx) {
      }
    }
  }
  /** Business logic to execute. */
  public VOListResponse updateCharges(
      ArrayList oldVOs,
      ArrayList newVOs,
      String serverLanguageId,
      String username,
      ArrayList customizedFields)
      throws Throwable {
    Connection conn = null;
    try {
      if (this.conn == null) conn = getConn();
      else conn = this.conn;

      ChargeVO oldVO = null;
      ChargeVO newVO = null;
      Response res = null;

      for (int i = 0; i < oldVOs.size(); i++) {
        oldVO = (ChargeVO) oldVOs.get(i);
        newVO = (ChargeVO) newVOs.get(i);

        // update SYS10 table...
        TranslationUtils.updateTranslation(
            oldVO.getDescriptionSYS10(),
            newVO.getDescriptionSYS10(),
            newVO.getProgressiveSys10SAL06(),
            serverLanguageId,
            conn);

        HashSet pkAttrs = new HashSet();
        pkAttrs.add("companyCodeSys01SAL06");
        pkAttrs.add("chargeCodeSAL06");

        HashMap attr2dbFields = new HashMap();
        attr2dbFields.put("companyCodeSys01SAL06", "COMPANY_CODE_SYS01");
        attr2dbFields.put("chargeCodeSAL06", "CHARGE_CODE");
        attr2dbFields.put("progressiveSys10SAL06", "PROGRESSIVE_SYS10");
        attr2dbFields.put("valueSAL06", "VALUE");
        attr2dbFields.put("percSAL06", "PERC");
        attr2dbFields.put("vatCodeReg01SAL06", "VAT_CODE_REG01");
        attr2dbFields.put("currencyCodeReg03SAL06", "CURRENCY_CODE_REG03");

        res =
            new CustomizeQueryUtil()
                .updateTable(
                    conn,
                    new UserSessionParameters(username),
                    pkAttrs,
                    oldVO,
                    newVO,
                    "SAL06_CHARGES",
                    attr2dbFields,
                    "Y",
                    "N",
                    null,
                    true,
                    customizedFields);
        if (res.isError()) {
          throw new Exception(res.getErrorMessage());
        }
      }

      return new VOListResponse(newVOs, false, newVOs.size());
    } catch (Throwable ex) {
      Logger.error(
          username,
          this.getClass().getName(),
          "executeCommand",
          "Error while updating existing charges",
          ex);
      try {
        if (this.conn == null && conn != null)
          // rollback only local connection
          conn.rollback();
      } catch (Exception ex3) {
      }

      throw new Exception(ex.getMessage());
    } finally {
      try {
        if (this.conn == null && conn != null) {
          // close only local connection
          conn.commit();
          conn.close();
        }

      } catch (Exception exx) {
      }
    }
  }