public boolean release(DTM dtm,boolean shouldHardDelete){
  if (m_rtfdtm_stack != null && m_rtfdtm_stack.contains(dtm)) {
    return false;
  }
  return m_dtmManager.release(dtm,shouldHardDelete);
}

public boolean release ( DTM dtm , boolean shouldHardDelete ) { if ( m_rtfdtm_stack != null && m_rtfdtm_stack . contains ( dtm ) ) { return false ; } return m_dtmManager . release ( dtm , shouldHardDelete ) ; }
release a dtm either to a lru pool , or completely remove reference . dtms without system ids are always hard deleted . state : experimental .
