io.prediction.data.store.java

LJavaEventStore

object LJavaEventStore

This Java-friendly object provides a set of operation to access Event Store without going through Spark's parallelization

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def find(appName: String, entityType: Option[String], entityId: Option[String], channelName: Option[String], eventNames: Option[List[String]], targetEntityType: Option[Option[String]], targetEntityId: Option[Option[String]], startTime: Option[DateTime], untilTime: Option[DateTime], limit: Option[Integer], timeout: Duration): List[Event]

Reads events generically.
Reads events generically. If entityType or entityId is not specified, it results in table scan.
appName
return events of this app
entityType
return events of this entityType
- None means no restriction on entityType
- Some(x) means entityType should match x.
entityId
return events of this entityId
- None means no restriction on entityId
- Some(x) means entityId should match x.
channelName
return events of this channel (default channel if it's None)
eventNames
return events with any of these event names.
targetEntityType
return events of this targetEntityType:
- None means no restriction on targetEntityType
- Some(None) means no targetEntityType for this event
- Some(Some(x)) means targetEntityType should match x.
targetEntityId
return events of this targetEntityId
- None means no restriction on targetEntityId
- Some(None) means no targetEntityId for this event
- Some(Some(x)) means targetEntityId should match x.
startTime
return events with eventTime >= startTime
untilTime
return events with eventTime < untilTime
limit
Limit number of events. Get all events if None or Some(-1)
returns
java.util.List[Event]
def findByEntity(appName: String, entityType: String, entityId: String, channelName: Option[String], eventNames: Option[List[String]], targetEntityType: Option[Option[String]], targetEntityId: Option[Option[String]], startTime: Option[DateTime], untilTime: Option[DateTime], limit: Option[Integer], latest: Boolean, timeout: Duration): List[Event]

Reads events of the specified entity.
Reads events of the specified entity. May use this in Algorithm's predict() or Serving logic to have fast event store access.
appName
return events of this app
entityType
return events of this entityType
entityId
return events of this entityId
channelName
return events of this channel (default channel if it's None)
eventNames
return events with any of these event names.
targetEntityType
return events of this targetEntityType:
- None means no restriction on targetEntityType
- Some(None) means no targetEntityType for this event
- Some(Some(x)) means targetEntityType should match x.
targetEntityId
return events of this targetEntityId
- None means no restriction on targetEntityId
- Some(None) means no targetEntityId for this event
- Some(Some(x)) means targetEntityId should match x.
startTime
return events with eventTime >= startTime
untilTime
return events with eventTime < untilTime
limit
Limit number of events. Get all events if None or Some(-1)
latest
Return latest event first
returns
java.util.List[Event]
final def getClass(): Class[_]

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final def wait(arg0: Long): Unit

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