| 193 | } |
| 194 | |
| 195 | func (b *BrokerType) persistEvent(event WaveEvent) { |
| 196 | if event.Persist <= 0 { |
| 197 | return |
| 198 | } |
| 199 | numPersist := event.Persist |
| 200 | if numPersist > MaxPersist { |
| 201 | numPersist = MaxPersist |
| 202 | } |
| 203 | scopeMap := make(map[string]bool) |
| 204 | for _, scope := range event.Scopes { |
| 205 | scopeMap[scope] = true |
| 206 | } |
| 207 | scopeMap[""] = true |
| 208 | b.Lock.Lock() |
| 209 | defer b.Lock.Unlock() |
| 210 | for scope := range scopeMap { |
| 211 | key := persistKey{Event: event.Event, Scope: scope} |
| 212 | pe := b.PersistMap[key] |
| 213 | if pe == nil { |
| 214 | pe = &persistEventWrap{ |
| 215 | Events: make([]*WaveEvent, 0, numPersist), |
| 216 | } |
| 217 | b.PersistMap[key] = pe |
| 218 | } |
| 219 | pe.Events = append(pe.Events, &event) |
| 220 | if len(pe.Events) > numPersist { |
| 221 | pe.Events = pe.Events[len(pe.Events)-numPersist:] |
| 222 | } |
| 223 | } |
| 224 | } |
| 225 | |
| 226 | func (b *BrokerType) Publish(event WaveEvent) { |
| 227 | // log.Printf("BrokerType.Publish: %v\n", event) |