@Override
 public int delete(AbstractBean ab) {
   CompanyBean companyBean = (CompanyBean) ab;
   String query = "delete from tbl_crm_company where companyId = ?;";
   try {
     preparedStatement = DBUtility.connection.prepareStatement(query);
     preparedStatement.setInt(1, companyBean.getCompanyId());
   } catch (SQLException e) {
     ZLog.err("VNC CRM for Zimbra", "Error in delete operation in CompanyHelper", e);
   }
   operationStatus = dbu.delete(preparedStatement);
   return operationStatus;
 }
 @Override
 public int update(AbstractBean ab) {
   CompanyBean companyBean = (CompanyBean) ab;
   String query =
       "update tbl_crm_company set companyName = ?, companyAddress = ?, companyPhone = ?, companyFax = ?, companyEmail = ?, status = ?, writeBy = ?, writeDate = ? where companyId = ?;";
   try {
     preparedStatement = DBUtility.connection.prepareStatement(query);
     preparedStatement.setString(1, companyBean.getCompanyName());
     preparedStatement.setString(2, companyBean.getCompanyAddress());
     preparedStatement.setString(3, companyBean.getCompanyPhone());
     preparedStatement.setString(4, companyBean.getCompanyFax());
     preparedStatement.setString(5, companyBean.getCompanyEmail());
     preparedStatement.setBoolean(6, companyBean.isStatus());
     preparedStatement.setString(7, companyBean.getWriteBy());
     preparedStatement.setTimestamp(8, new Timestamp(System.currentTimeMillis()));
     preparedStatement.setInt(9, companyBean.getCompanyId());
   } catch (SQLException e) {
     ZLog.err("VNC CRM for Zimbra", "Error in update operation in CompanyHelper", e);
   }
   operationStatus = dbu.update(preparedStatement);
   return operationStatus;
 }
 @Override
 public int add(AbstractBean ab) {
   CompanyBean companyBean = (CompanyBean) ab;
   String query = "insert into tbl_crm_company values (?,?,?,?,?,?,?,?,?,?,?);";
   try {
     preparedStatement = DBUtility.connection.prepareStatement(query);
     preparedStatement.setInt(1, companyBean.getCompanyId());
     preparedStatement.setString(2, companyBean.getCompanyName());
     preparedStatement.setString(3, companyBean.getCompanyAddress());
     preparedStatement.setString(4, companyBean.getCompanyPhone());
     preparedStatement.setString(5, companyBean.getCompanyFax());
     preparedStatement.setString(6, companyBean.getCompanyEmail());
     preparedStatement.setBoolean(7, companyBean.isStatus());
     preparedStatement.setString(8, companyBean.getCreateBy());
     preparedStatement.setTimestamp(9, new Timestamp(System.currentTimeMillis()));
     preparedStatement.setString(10, companyBean.getWriteBy());
     preparedStatement.setTimestamp(11, new Timestamp(System.currentTimeMillis()));
   } catch (SQLException e) {
     ZLog.err("VNC CRM for Zimbra", "Error in insert operation in CompanyHelper", e);
   }
   operationStatus = dbu.insert(preparedStatement);
   return operationStatus;
 }