SumAggregator

Instance Constructors

new SumAggregator(commitInterval: Duration, keyRangeStart: K, statsReceiver: StatsReceiver, stateStoreName: String, timerStoreName: String, windowSize: Duration, allowedLateness: Duration, queryableAfterClose: Duration, windowStart: (Time, K, V) ⇒ Long, countToAggregate: (K, V) ⇒ Int, emitOnClose: Boolean = true, maxActionsPerTimer: Int = 25000)

Type Members

implicit class RichIterator[T] extends AnyRef

Definition Classes
IteratorImplicits
implicit class RichKeyIntValueStore[SK] extends AnyRef

Definition Classes
StateStoreImplicits
implicit class RichKeyValueIterator[K, V] extends AnyRef

Definition Classes
IteratorImplicits
implicit class RichLong extends AnyRef

Definition Classes
ProcessorContextLogging

Value Members

final def !=(arg0: Any): Boolean

Definition Classes
AnyRef → Any
final def ##(): Int

Definition Classes
AnyRef → Any
final def ==(arg0: Any): Boolean

Definition Classes
AnyRef → Any
final def addEventTimeTimer(time: Time, metadata: TimerMetadata, key: WindowStartTime): Unit

Attributes
protected
Definition Classes
FinatraTransformer
final def addProcessingTimeTimer(duration: Duration): Unit

Attributes
protected
Definition Classes
FinatraTransformer
final def asInstanceOf[T0]: T0

Definition Classes
Any
def clone(): AnyRef

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( ... )
final def close(): Unit

Definition Classes
FinatraTransformer → Transformer
final def debug(message: ⇒ Any): Unit

Attributes
protected[this]
Definition Classes
ProcessorContextLogging
final def deleteOrRetainTimer(iterator: KeyValueIterator[TimeWindowed[K], _], onDeleteTimer: ⇒ Unit = () => ()): TimerResult[TimeWindowed[K]]

Attributes
protected
Definition Classes
FinatraTransformer
final def eq(arg0: AnyRef): Boolean

Definition Classes
AnyRef
def equals(arg0: Any): Boolean

Definition Classes
AnyRef → Any
final def error(message: ⇒ Any): Unit

Attributes
protected[this]
Definition Classes
ProcessorContextLogging
def finalize(): Unit

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( classOf[java.lang.Throwable] )
final def forward(key: TimeWindowed[K], value: WindowedValue[Int], timestamp: Long): Unit

Attributes
protected
Definition Classes
FinatraTransformer
final def forward(key: TimeWindowed[K], value: WindowedValue[Int]): Unit

Attributes
protected
Definition Classes
FinatraTransformer
final def getClass(): Class[_]

Definition Classes
AnyRef → Any
final def getKeyValueStore[KK, VV](name: String)(implicit arg0: ClassTag[KK]): FinatraKeyValueStore[KK, VV]

Attributes
protected
Definition Classes
FinatraTransformer
def hashCode(): Int

Definition Classes
AnyRef → Any
final def info(message: ⇒ Any): Unit

Attributes
protected[this]
Definition Classes
ProcessorContextLogging
final def init(processorContext: ProcessorContext): Unit

Definition Classes
FinatraTransformer → Transformer
final def isInstanceOf[T0]: Boolean

Definition Classes
Any
final def ne(arg0: AnyRef): Boolean

Definition Classes
AnyRef
final def notify(): Unit

Definition Classes
AnyRef
final def notifyAll(): Unit

Definition Classes
AnyRef
def onClose(): Unit

Attributes
protected
Definition Classes
OnClose
def onEventTimer(time: Time, timerMetadata: TimerMetadata, windowStartMs: WindowStartTime, cursor: Option[TimeWindowed[K]]): TimerResult[TimeWindowed[K]]

Callback for when an Event timer is ready for processing
Callback for when an Event timer is ready for processing
returns
TimerResult indicating if this timer should be retained or deleted

Definition Classes
SumAggregator → FinatraTransformer
def onInit(): Unit

Attributes
protected
Definition Classes
OnInit
def onMessage(time: Time, key: K, value: V): Unit

Definition Classes
SumAggregator → FinatraTransformer
def onProcessingTimer(time: TimerTime): Unit

Attributes
protected
Definition Classes
FinatraTransformer
def processorContext: ProcessorContext

Attributes
protected
Definition Classes
FinatraTransformer → ProcessorContextLogging
final def synchronized[T0](arg0: ⇒ T0): T0

Definition Classes
AnyRef
final def taskIdStr: String

Attributes
protected
Definition Classes
ProcessorContextLogging
final def timeStr: String

Attributes
protected
Definition Classes
ProcessorContextLogging
final val timersStore: FinatraKeyValueStore[Timer[WindowStartTime], Array[Byte]]

Attributes
protected[com.twitter.finatra]
Definition Classes
FinatraTransformer
def toString(): String

Definition Classes
AnyRef → Any
final def trace(message: ⇒ Any): Unit

Attributes
protected[this]
Definition Classes
ProcessorContextLogging
final def transform(k: K, v: V): (TimeWindowed[K], WindowedValue[Int])

Definition Classes
FinatraTransformer → Transformer
final def wait(): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
final def wait(arg0: Long, arg1: Int): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
final def wait(arg0: Long): Unit

Definition Classes
AnyRef
Annotations
@throws( ... )
final def warn(message: ⇒ Any): Unit

Attributes
protected[this]
Definition Classes
ProcessorContextLogging
final def watermark: Long

Attributes
protected
Definition Classes
FinatraTransformer

Deprecated Value Members

def logger: Logger

Attributes
protected
Definition Classes
ProcessorContextLogging
Annotations
@deprecated
Deprecated
Use error, warn, info, debug, or trace methods directly

Related Doc: package transformer

class SumAggregator[K, V] extends FinatraTransformer[K, V, TimeWindowed[K], WindowStartTime, TimeWindowed[K], WindowedValue[Int]]

Instance Constructors

Type Members

implicit class RichIterator[T] extends AnyRef

implicit class RichKeyIntValueStore[SK] extends AnyRef

implicit class RichKeyValueIterator[K, V] extends AnyRef

implicit class RichLong extends AnyRef

Value Members

final def !=(arg0: Any): Boolean

final def ##(): Int

final def ==(arg0: Any): Boolean

final def addEventTimeTimer(time: Time, metadata: TimerMetadata, key: WindowStartTime): Unit

final def addProcessingTimeTimer(duration: Duration): Unit

final def asInstanceOf[T0]: T0

def clone(): AnyRef

final def close(): Unit

final def debug(message: ⇒ Any): Unit

final def deleteOrRetainTimer(iterator: KeyValueIterator[TimeWindowed[K], _], onDeleteTimer: ⇒ Unit = () => ()): TimerResult[TimeWindowed[K]]

final def eq(arg0: AnyRef): Boolean

def equals(arg0: Any): Boolean

final def error(message: ⇒ Any): Unit

def finalize(): Unit

final def forward(key: TimeWindowed[K], value: WindowedValue[Int], timestamp: Long): Unit

final def forward(key: TimeWindowed[K], value: WindowedValue[Int]): Unit

final def getClass(): Class[_]

final def getKeyValueStore[KK, VV](name: String)(implicit arg0: ClassTag[KK]): FinatraKeyValueStore[KK, VV]

def hashCode(): Int

final def info(message: ⇒ Any): Unit

final def init(processorContext: ProcessorContext): Unit

final def isInstanceOf[T0]: Boolean

final def ne(arg0: AnyRef): Boolean

final def notify(): Unit

final def notifyAll(): Unit

def onClose(): Unit

def onEventTimer(time: Time, timerMetadata: TimerMetadata, windowStartMs: WindowStartTime, cursor: Option[TimeWindowed[K]]): TimerResult[TimeWindowed[K]]

def onInit(): Unit

def onMessage(time: Time, key: K, value: V): Unit

def onProcessingTimer(time: TimerTime): Unit

def processorContext: ProcessorContext

final def synchronized[T0](arg0: ⇒ T0): T0

final def taskIdStr: String

final def timeStr: String

final val timersStore: FinatraKeyValueStore[Timer[WindowStartTime], Array[Byte]]

def toString(): String

final def trace(message: ⇒ Any): Unit

final def transform(k: K, v: V): (TimeWindowed[K], WindowedValue[Int])

final def wait(): Unit

final def wait(arg0: Long, arg1: Int): Unit

final def wait(arg0: Long): Unit

final def warn(message: ⇒ Any): Unit

final def watermark: Long

Deprecated Value Members

def logger: Logger

Inherited from FinatraTransformer[K, V, TimeWindowed[K], WindowStartTime, TimeWindowed[K], WindowedValue[Int]]

Inherited from IteratorImplicits

Inherited from StateStoreImplicits

Inherited from ProcessorContextLogging

Inherited from OnClose

Inherited from OnInit

Inherited from Transformer[K, V, (TimeWindowed[K], WindowedValue[Int])]

Inherited from AnyRef

Inherited from Any

Ungrouped