예제 #1
0
  @Override
  public void saveAllMembersAndSubsystems(Collection<Member> members) {
    LocalDateTime now = LocalDateTime.now();
    // process members
    Map<MemberId, Member> unprocessedOldMembers = new HashMap<>();
    StreamSupport.stream(memberRepository.findAll().spliterator(), false)
        .forEach(member -> unprocessedOldMembers.put(member.createKey(), member));

    for (Member member : members) {
      Member oldMember = unprocessedOldMembers.get(member.createKey());
      if (oldMember == null) {
        // brand new item
        member.getStatusInfo().setTimestampsForNew(now);
        for (Subsystem subsystem : member.getAllSubsystems()) {
          subsystem.getStatusInfo().setTimestampsForNew(now);
          subsystem.setMember(member);
        }
        member = memberRepository.save(member);
      } else {
        handleOldMember(now, member, oldMember);

        member = memberRepository.save(oldMember);
      }
      unprocessedOldMembers.remove(member.createKey());
    }
    // now unprocessedOldMembers should all be removed (either already removed, or will be now)
    removeUnprocessedOldMembers(now, unprocessedOldMembers);
  }
예제 #2
0
 private void handleOldMember(LocalDateTime now, Member member, Member oldMember) {
   oldMember.updateWithDataFrom(member, now);
   // process subsystems for the old member
   Map<SubsystemId, Subsystem> unprocessedOldSubsystems = new HashMap<>();
   for (Subsystem subsystem : oldMember.getAllSubsystems()) {
     unprocessedOldSubsystems.put(subsystem.createKey(), subsystem);
   }
   for (Subsystem subsystem : member.getAllSubsystems()) {
     Subsystem oldSubsystem = unprocessedOldSubsystems.get(subsystem.createKey());
     if (oldSubsystem == null) {
       // brand new item, add it
       subsystem.getStatusInfo().setTimestampsForNew(now);
       subsystem.setMember(oldMember);
       oldMember.getAllSubsystems().add(subsystem);
     } else {
       oldSubsystem.getStatusInfo().setTimestampsForFetched(now);
     }
     unprocessedOldSubsystems.remove(subsystem.createKey());
   }
   // remaining old subsystems - that were not included in member.subsystems -
   // are removed (if not already)
   for (Subsystem oldToRemove : unprocessedOldSubsystems.values()) {
     StatusInfo status = oldToRemove.getStatusInfo();
     if (!status.isRemoved()) {
       status.setTimestampsForRemoved(now);
     }
   }
 }