/**
  * Perform Match
  *
  * @param bs bank statement
  * @return Message
  */
 private String match(MBankStatement bs) {
   if (m_matchers == null || bs == null) return "--";
   log.fine("match - " + bs);
   int count = 0;
   MBankStatementLine[] lines = bs.getLines(false);
   for (MBankStatementLine element : lines) {
     if (element.getC_Payment_ID() == 0) {
       match(element);
       count++;
     }
   }
   return String.valueOf(count);
 } //	match
  /**
   * Perform Match
   *
   * @param bsl bank statement line
   * @return Message
   */
  private String match(MBankStatementLine bsl) {
    if (m_matchers == null || bsl == null || bsl.getC_Payment_ID() != 0) return "--";

    log.fine("match - " + bsl);
    BankStatementMatchInfo info = null;
    for (MBankStatementMatcher element : m_matchers) {
      if (element.isMatcherValid()) {
        info = element.getMatcher().findMatch(bsl);
        if (info != null && info.isMatched()) {
          if (info.getC_Payment_ID() > 0) bsl.setC_Payment_ID(info.getC_Payment_ID());
          if (info.getC_Invoice_ID() > 0) bsl.setC_Invoice_ID(info.getC_Invoice_ID());
          if (info.getC_BPartner_ID() > 0) bsl.setC_BPartner_ID(info.getC_BPartner_ID());
          bsl.save();
          return "OK";
        }
      }
    } //	for all matchers
    return "--";
  } //	match