func (qs *QuadStore) Horizon() graph.PrimaryKey {
var horizon int64
err := qs.db.QueryRow("SELECT horizon FROM quads ORDER BY horizon DESC LIMIT 1;").Scan(&horizon)
if err != nil {
glog.Errorf("Couldn't execute horizon: %v", err)
return graph.NewSequentialKey(0)
}
return graph.NewSequentialKey(horizon)
}
func (qs *QuadStore) Horizon() graph.PrimaryKey {
var log MongoLogEntry
err := qs.db.C("log").Find(nil).Sort("-LogID").One(&log)
if err != nil {
if err == mgo.ErrNotFound {
return graph.NewSequentialKey(0)
}
glog.Errorf("Could not get Horizon from Mongo: %v", err)
}
return graph.NewSequentialKey(log.LogID)
}
func (qs *store) Horizon() graph.PrimaryKey { return graph.NewSequentialKey(0) }
func (qs *QuadStore) Horizon() graph.PrimaryKey {
return graph.NewSequentialKey(qs.log[len(qs.log)-1].ID)
}
func (qs *QuadStore) Horizon() graph.PrimaryKey {
return graph.NewSequentialKey(qs.horizon)
}
func (qs *QuadStore) Horizon() graph.PrimaryKey {
qs.logmu.RLock()
id := qs.log[len(qs.log)-1].ID
qs.logmu.RUnlock()
return graph.NewSequentialKey(id)
}