code: public void init(Record record, String fieldNameToCheck, String strToCompare, String strSeekSign, Converter pconvFlag, boolean bDontFilterIfNullCompare, BaseField fldToCheck, BaseField fldToCompare)
      {
          super.init(record);
          this.setMasterSlaveFlag(FileListener.RUN_IN_SLAVE);   // This runs on the slave (if there is a slave)
  
          this.fieldNameToCheck = fieldNameToCheck;
          m_fldToCheck = fldToCheck;
          m_fldToCompare = fldToCompare;
          m_strSeekSign = strSeekSign;
          m_convFlag = pconvFlag;
          m_bDontFilterIfNullCompare = bDontFilterIfNullCompare;
          m_strToCompare = strToCompare;
  
          if ((m_strSeekSign == null) || (m_strSeekSign.length() == 0))
              m_strSeekSign = DBConstants.EQUALS;        // Default comparison
      }
docs: Constructor.
  @param fsToCheck The field sequence in this record to compare (see m_fldToCheck).
  @param fldToCheck The field in this record to compare.
  @param szstrSeekSign The comparison sign.
  @param pconvFlag If this field is non-null and the state is false, don't do this comparison.
  @param pfldToCompare The field to compare the target field to.
  @param strToCompare The string to compare the target field to.
  @param bValidOnNull Is this record valid if the compare field is null?