Event Sourcing

EventStoreProperties

• Configuration class: EventStoreProperties
• Prefix: wow.eventsourcing.store

Name	Data Type	Description	Default Value
storage	EventStoreStorage	EventStoreStorage	mongo

YAML Configuration Example

wow:
  eventsourcing:
    store:
      storage: mongo

EventStoreStorage

enum class EventStoreStorage {
    MONGO,
    REDIS,
    R2DBC,
    IN_MEMORY,
    DELAY
    ;
}

SnapshotProperties

• Configuration class: SnapshotProperties
• Prefix: wow.eventsourcing.snapshot

Name	Data Type	Description	Default Value
enabled	Boolean	Whether to enable	true
strategy	Strategy	Snapshot strategy	all
version-offset	Int	Version offset	5
storage	SnapshotStorage	Snapshot storage	mongo

wow:
  eventsourcing:
    snapshot:
      enabled: true
      strategy: all
      storage: mongo

Strategy

enum class Strategy {
    ALL,
    VERSION_OFFSET,
    ;
}

SnapshotStorage

enum class SnapshotStorage {
    MONGO,
    REDIS,
    R2DBC,
    ELASTICSEARCH,
    IN_MEMORY,
    DELAY
    ;
}

StateProperties

• Configuration class: StateProperties
• Prefix: wow.eventsourcing.state

Name	Data Type	Description	Default Value
bus	BusProperties	BusProperties

YAML Configuration Example

wow:
  eventsourcing:
    state:
      bus:
        type: kafka
        local-first:
          enabled: true