public void assertMember(final UUID serviceId){
  m_triggers.add(new QuorumEventInvariant(QuorumEventEnum.MEMBER_REMOVE,serviceId));
  assertMembership(m_quorum.getMembers(),serviceId);
}

public void assertMember ( final UUID serviceId ) { m_triggers . add ( new QuorumEventInvariant ( QuorumEventEnum . MEMBER_REMOVE , serviceId ) ) ; assertMembership ( m_quorum . getMembers ( ) , serviceId ) ; }
establish an invariant that the specified service is a member of the quorum .
