public void renew(long extension) throws LeaseDeniedException, UnknownLeaseException {
  _leaseRenewed=true;
  _leaseRenewedExtension=extension;
  str.setLease(extension);
  ParticipantHandle[] phs=parthandles();
  if (phs == null)   return;
  for (  ParticipantHandle ph : phs) {
    renewParticipantLease(ph,extension);
  }
}

public void renew ( long extension ) throws LeaseDeniedException , UnknownLeaseException { _leaseRenewed = true ; _leaseRenewedExtension = extension ; str . setLease ( extension ) ; ParticipantHandle [ ] phs = parthandles ( ) ; if ( phs == null ) return ; for ( ParticipantHandle ph : phs ) { renewParticipantLease ( ph , extension ) ; } }
sends renew event to all transaction participants
