code: public void init(FieldTable table, String strStartDateTimeField, String strEndDateTimeField, String strDescriptionField, String strStatusField)
      {
          super.init(table);
          m_strStartDateTimeField = strStartDateTimeField;
          m_strEndDateTimeField = strEndDateTimeField; 
          m_strDescriptionField = strDescriptionField;
          m_strStatusField = strStatusField;
      }
docs: Constructor.