@SuppressWarnings({"unchecked"})
private void logIn(HttpServletRequest req, HttpServletResponse resp, PersistenceManager pm)
throws IOException {
LogIn loginMsg = LogIn.parseFrom(req.getInputStream());
SqlCloudSession session = lookupCloudSessionById(loginMsg.getSessionId(), pm);
if (session == null) {
setResponse(resp, 403, "not authenticated");
return;
}
DbInvocation invocation = recordInvocation(pm, loginMsg, session);
recordSession(pm, session, invocation);
resp.setStatus(200);
}
private DbInvocation recordInvocation(
PersistenceManager pm, LogIn loginMsg, SqlCloudSession session) {
DbInvocation invocation = persistenceHelper.createDbInvocation();
invocation.setWho(session.getUser());
invocation.setStartTime(loginMsg.getAnalysisTimestamp());
Transaction tx = pm.currentTransaction();
tx.begin();
try {
invocation = pm.makePersistent(invocation);
tx.commit();
} finally {
if (tx.isActive()) {
tx.rollback();
}
}
return invocation;
}
