@Override
public void delete(Long id) {
// delete associated entries from TEAM and TEAM_PERSON tables, but not from the PERSON table
Team team = get(id);
if (team == null) return;
for (Person p : team.getMembers()) {
teamPersonDao.delete(new TeamPerson(team.getId(), p.getId()));
}
teamDao.delete(team.getId());
}
@Override
public Team save(final Team team) {
long id;
if (team.getId() == null) {
id = insertWithTxCallback(team);
} else {
id = update(team);
}
return get(id);
}
public Team insertWithTxHandle(final Team team) {
// in this case we use an explicit handle, and attach the dao's to the same handle (connection)
try (Handle handle = jdbiHelper.getTxHandle()) {
handle.begin();
TeamDao teamDao = handle.attach(TeamDao.class);
TeamPersonDao teamPersonDao =
handle.attach(TeamPersonDao.class); // team->person mapping table
long teamId;
if (team.getPointOfContact() != null) {
teamId = teamDao.insertWithPoC(team);
} else {
teamId = teamDao.insertWithoutPoC(team);
}
for (Person p : team.getMembers()) {
// update the team->person mapping table
teamPersonDao.insert(new TeamPerson(teamId, p.getId()));
}
// add test code for checking that TX is handled correctly
checkIfTxShouldBeRolledBack(team);
handle.commit();
return get(teamId);
}
}
private void getTeamMembers(Team team, TeamPersonDao teamPersonDao, PersonDao personDao) {
List<TeamPerson> teamPersonList = teamPersonDao.findByTeamId(team.getId());
for (TeamPerson tp : teamPersonList) {
team.addMember(personDao.get(tp.getPersonId()));
}
}
static void checkIfTxShouldBeRolledBack(Team team) {
if (team.getName().equals("FAIL")) {
throw new IllegalStateException("Name of team was FAIL");
}
}