Develop the Business Service Tier

@RunWith( SpringJUnit4ClassRunner.class )
@ContextConfiguration( locations = { "classpath:context.xml"} )
@TransactionConfiguration( defaultRollback = true )
@Transactional
public class MemberMemberServiceImplTest {

	@Autowired
	private MemberService memberService;
	
	@Autowired
	private MemberMemberService memberMemberService;
	
	@Test
	public void testFindAll() {
		Assert.assertEquals(0L, memberMemberService.findAll().size());
	}
}

@Service
@Transactional
public class MemberMemberServiceImpl implements MemberMemberService {

	@Autowired
	private MemberDao memberDao;
	
	@Autowired
	private MemberMapper memberMapper;
	
	@Autowired
	private MemberMemberDao memberMemberDao;	
	
	@Override
	public List<MemberMemberDto> findAll() {
		List<MemberMemberDto> memberMemberDtos = new ArrayList<MemberMemberDto>();
		List<Member> memberList = memberMemberDao.getAll();
		for(Member member : memberList) {			
			MemberDto memberDto = memberMapper.mapEntityToDto(member);			
			Set<Member> members1 = member.getMembers1();
			for(Member member2 : members1) {
				MemberMemberDto memberMemberDto = new MemberMemberDto();
				memberMemberDto.setMemberId1(memberDto);
				MemberDto memberDto2 = memberMapper.mapEntityToDto(member2);
				memberMemberDto.setMemberId2(memberDto2);
				memberMemberDtos.add(memberMemberDto);
			}			
		}
		return memberMemberDtos;
	}
}