AccumulatorV2APISparkImpl

abstract def copy(): AccumulatorV2API[IN, OUT]

Creates a new copy of this accumulator.

abstract def merge(other: AccumulatorV2API[IN, OUT]): Unit

Merges another same-type accumulator into this one and update its state, i.e.

final def !=(arg0: Any): Boolean

final def ##(): Int

final def ==(arg0: Any): Boolean

def add(v: IN): Unit

Takes the inputs and accumulates.

final def asInstanceOf[T0]: T0

def clone(): AnyRef

def copyAndReset(): AccumulatorV2API[IN, OUT]

Creates a new copy of this accumulator, which is zero value.

final def eq(arg0: AnyRef): Boolean

def equals(arg0: Any): Boolean

def finalize(): Unit

final def getClass(): Class[_]

def hashCode(): Int

def id: Long

Returns the id of this accumulator, can only be called after registration.

final def isInstanceOf[T0]: Boolean

def isRegistered: Boolean

Returns true if this accumulator has been registered.

def isZero: Boolean

Returns if this accumulator is zero value or not.

def name: Option[String]

Returns the name of this accumulator, can only be called after registration.

final def ne(arg0: AnyRef): Boolean

final def notify(): Unit

final def notifyAll(): Unit

def reset(): Unit

Resets this accumulator, which is zero value.

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

def toString(): String

def value: OUT

Defines the current value of this accumulator

final def wait(): Unit

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

final def wait(arg0: Long): Unit