Flows

Abstract Value Members

abstract val collection: C

The target collection

Concrete Value Members

final def !=(arg0: Any): Boolean

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

Definition Classes
AnyRef → Any
def +(other: String): String

Implicit information
This member is added by an implicit conversion from Flows[P, C] to any2stringadd[Flows[P, C]] performed by method any2stringadd in scala.Predef.
Definition Classes
any2stringadd
def ->[B](y: B): (Flows[P, C], B)

Implicit information
This member is added by an implicit conversion from Flows[P, C] to ArrowAssoc[Flows[P, C]] performed by method ArrowAssoc in scala.Predef.
Definition Classes
ArrowAssoc
Annotations
@inline()
final def ==(arg0: Any): Boolean

Definition Classes
AnyRef → Any
final def asInstanceOf[T0]: T0

Definition Classes
Any
def clone(): AnyRef

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( ... )
def ensuring(cond: (Flows[P, C]) ⇒ Boolean, msg: ⇒ Any): Flows[P, C]

Implicit information
This member is added by an implicit conversion from Flows[P, C] to Ensuring[Flows[P, C]] performed by method Ensuring in scala.Predef.
Definition Classes
Ensuring
def ensuring(cond: (Flows[P, C]) ⇒ Boolean): Flows[P, C]

Implicit information
This member is added by an implicit conversion from Flows[P, C] to Ensuring[Flows[P, C]] performed by method Ensuring in scala.Predef.
Definition Classes
Ensuring
def ensuring(cond: Boolean, msg: ⇒ Any): Flows[P, C]

Implicit information
This member is added by an implicit conversion from Flows[P, C] to Ensuring[Flows[P, C]] performed by method Ensuring in scala.Predef.
Definition Classes
Ensuring
def ensuring(cond: Boolean): Flows[P, C]

Implicit information
This member is added by an implicit conversion from Flows[P, C] to Ensuring[Flows[P, C]] performed by method Ensuring in scala.Predef.
Definition Classes
Ensuring
final def eq(arg0: AnyRef): Boolean

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

Definition Classes
AnyRef → Any
def finalize(): Unit

Attributes
protected[java.lang]
Definition Classes
AnyRef
Annotations
@throws( classOf[java.lang.Throwable] )
def formatted(fmtstr: String): String

Implicit information
This member is added by an implicit conversion from Flows[P, C] to StringFormat[Flows[P, C]] performed by method StringFormat in scala.Predef.
Definition Classes
StringFormat
Annotations
@inline()
final def getClass(): Class[_]

Definition Classes
AnyRef → Any
def hashCode(): Int

Definition Classes
AnyRef → Any

def insertMany[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(implicit w: P.Writer[T]): Flow[Iterable[T], C.MultiBulkWriteResult, NotUsed]

Prepares a flow to orderedly insert batches in the specified collection.

parallelism

the write parallelism

writeConcern

an optional write concern (if None the default one is used)

bypassDocumentValidation

if true bypass the document validation

import akka.NotUsed
import akka.stream.Materializer
import akka.stream.scaladsl.{ Flow, Sink, Source }
import reactivemongo.api.bson.BSONDocument
import reactivemongo.api.bson.collection.BSONCollection
import reactivemongo.akkastream.Flows
def insert(
  coll: BSONCollection,
  src: => Source[BSONDocument, NotUsed]
)(implicit m: Materializer) = {
  val flow: Flow[
    Iterable[BSONDocument],
    coll.MultiBulkWriteResult,
    NotUsed
  ] = Flows(coll).insertMany[BSONDocument](parallelism = 1)
  val batchSrc: Source[Iterable[BSONDocument], NotUsed] = src.grouped(128)
  batchSrc.via(flow).runWith(Sink.fold(0) { (c, res) => c + res.n })
}

def insertManyUnordered[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(implicit w: P.Writer[T]): Flow[Iterable[T], C.MultiBulkWriteResult, NotUsed]

Prepares a flow to unorderedly insert batches in the specified collection.

parallelism

the write parallelism

writeConcern

an optional write concern (if None the default one is used)

bypassDocumentValidation

if true bypass the document validation

import akka.NotUsed
import akka.stream.Materializer
import akka.stream.scaladsl.{ Sink, Source }
import reactivemongo.api.bson.BSONDocumentWriter
import reactivemongo.api.bson.collection.BSONCollection
import reactivemongo.akkastream.Flows
def insertUnordered[T](
  coll: BSONCollection,
  src: => Source[T, NotUsed]
)(implicit m: Materializer, w: BSONDocumentWriter[T]) = {
  val batchSrc: Source[Iterable[T], NotUsed] = src.grouped(128)
  val builder = Flows(coll)
  batchSrc.via(builder.insertManyUnordered[T](parallelism = 10)).
    runWith(Sink.fold(0) { (c, res) => c + res.n })
}

def insertOne[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(implicit w: P.Writer[T]): Flow[T, WriteResult, NotUsed]

Prepares a flow to orderedly insert documents in the specified collection.

parallelism

the write parallelism

writeConcern

an optional write concern (if None the default one is used)

bypassDocumentValidation

if true bypass the document validation

import akka.NotUsed
import akka.stream.Materializer
import akka.stream.scaladsl.{ Sink, Source }
import reactivemongo.api.bson.BSONDocument
import reactivemongo.api.bson.collection.BSONCollection
import reactivemongo.akkastream.Flows
def insert(
  coll: BSONCollection,
  src: => Source[BSONDocument, NotUsed]
)(implicit m: Materializer) = {
  val flow = Flows(coll).insertOne[BSONDocument](parallelism = 1)
  src.via(flow).runWith(Sink.fold(0) { (c, res) => c + res.n })
}

def insertOneUnordered[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(implicit w: P.Writer[T]): Flow[T, WriteResult, NotUsed]

Prepares a flow to orderedly insert documents in the specified collection.

parallelism

the write parallelism

writeConcern

an optional write concern (if None the default one is used)

bypassDocumentValidation

if true bypass the document validation

import akka.NotUsed
import akka.stream.Materializer
import akka.stream.scaladsl.{ Sink, Source }
import reactivemongo.api.bson.BSONDocument
import reactivemongo.api.bson.collection.BSONCollection
import reactivemongo.akkastream.Flows
def insert(
  coll: BSONCollection,
  src: => Source[BSONDocument, NotUsed]
)(implicit m: Materializer) = {
  val flow = Flows(coll).insertOneUnordered[BSONDocument](parallelism = 10)
  src.via(flow).runWith(Sink.fold(0) { (c, res) => c + res.n })
}

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

Definition Classes
AnyRef
def toString(): String

Definition Classes
AnyRef → Any
def updateMany[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(element: (C.UpdateBuilder, T) ⇒ Future[C.UpdateElement]): Flow[Iterable[T], C.MultiBulkWriteResult, NotUsed]

Prepares a flow to orderedly update batches in the specified collection.
Prepares a flow to orderedly update batches in the specified collection.
parallelism
the write parallelism
writeConcern
an optional write concern (if None the default one is used)
bypassDocumentValidation
if true bypass the document validation
element
the function to prepare each update element from a T value
See also
reactivemongo.api.collections.GenericCollection.UpdateBuilder.element
import akka.NotUsed import akka.stream.scaladsl.Flow import reactivemongo.api.bson.BSONDocument import reactivemongo.api.bson.collection.BSONCollection import reactivemongo.akkastream.Flows def myUpdateFlow(coll: BSONCollection): Flow[ Iterable[(String, BSONDocument)], coll.MultiBulkWriteResult, NotUsed ] = Flows(coll).updateMany[(String, BSONDocument)](parallelism = 2) { case (upBuilder, (idStr, doc)) => upBuilder.element( q = BSONDocument("_id" -> idStr), u = doc, multi = false, upsert = true) }

def updateManyUnordered[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(element: (C.UpdateBuilder, T) ⇒ Future[C.UpdateElement]): Flow[Iterable[T], C.MultiBulkWriteResult, NotUsed]

Prepares a flow to orderedly update batches in the specified collection.

parallelism: the write parallelism
writeConcern: an optional write concern (if None the default one is used)
bypassDocumentValidation: if true bypass the document validation
element: the function to prepare each update element from a T value

import scala.concurrent.Future
import akka.NotUsed
import akka.stream.Materializer
import akka.stream.scaladsl.{ Source, Sink }
import reactivemongo.api.bson.BSONDocument
import reactivemongo.api.bson.collection.BSONCollection
import reactivemongo.akkastream.Flows
def myUpdate(
  coll: BSONCollection,
  src: Source[(String, BSONDocument), NotUsed]
)(implicit m: Materializer): Future[Int] = {
  import scala.language.existentials // required for 'flow' val bellow
  val flow = Flows(coll).
    updateManyUnordered[(String, BSONDocument)](parallelism = 2) {
      case (upBuilder, (idStr, doc)) => upBuilder.element(
        q = BSONDocument("_id" -> idStr), u = doc,
        multi = false, upsert = true)
      }
  src.grouped(10). // batching 10 per 10 updates
    via(flow).runWith(Sink.fold(0) { _ + _.n })
}

def updateOne[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(element: (C.UpdateBuilder, T) ⇒ Future[C.UpdateElement]): Flow[T, C.UpdateWriteResult, NotUsed]

Prepares a flow to orderedly update documents in the specified collection.
Prepares a flow to orderedly update documents in the specified collection.
parallelism
the write parallelism
writeConcern
an optional write concern (if None the default one is used)
bypassDocumentValidation
if true bypass the document validation
element
the function to prepare each update element from a T value
Annotations
@silent()
See also
reactivemongo.api.collections.GenericCollection.UpdateBuilder.element
import akka.NotUsed import akka.stream.scaladsl.Flow import reactivemongo.api.bson.BSONDocument import reactivemongo.api.bson.collection.BSONCollection import reactivemongo.akkastream.Flows def myUpdateFlow(coll: BSONCollection): Flow[ (String, BSONDocument), coll.UpdateWriteResult, NotUsed ] = Flows(coll).updateOne[(String, BSONDocument)](parallelism = 1) { case (upBuilder, (idStr, doc)) => upBuilder.element( q = BSONDocument("_id" -> idStr), u = doc, multi = false, upsert = true) }

def updateOneUnordered[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(element: (C.UpdateBuilder, T) ⇒ Future[C.UpdateElement]): Flow[T, C.UpdateWriteResult, NotUsed]

Prepares a flow to orderedly update batches in the specified collection.

parallelism: the write parallelism
writeConcern: an optional write concern (if None the default one is used)
bypassDocumentValidation: if true bypass the document validation
element: the function to prepare each update element from a T value

Annotations

@silent()

import scala.concurrent.Future
import akka.NotUsed
import akka.stream.Materializer
import akka.stream.scaladsl.{ Source, Sink }
import reactivemongo.api.bson.BSONDocument
import reactivemongo.api.bson.collection.BSONCollection
import reactivemongo.akkastream.Flows
def myUpdate(
  coll: BSONCollection,
  src: Source[(String, BSONDocument), NotUsed]
)(implicit m: Materializer): Future[Int] = {
  import scala.language.existentials // required for 'flow' val bellow
  val flow = Flows(coll).
    updateOneUnordered[(String, BSONDocument)](parallelism = 10) {
      case (upBuilder, (idStr, doc)) => upBuilder.element(
        q = BSONDocument("_id" -> idStr), u = doc,
        multi = false, upsert = true)
      }
  src.via(flow).runWith(Sink.fold(0) { _ + _.n })
}

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( ... )
def →[B](y: B): (Flows[P, C], B)

Implicit information
This member is added by an implicit conversion from Flows[P, C] to ArrowAssoc[Flows[P, C]] performed by method ArrowAssoc in scala.Predef.
Definition Classes
ArrowAssoc

Related Docs: object Flows | package akkastream

sealed trait Flows[P <: SerializationPack, C <: GenericCollection[P]] extends AnyRef

Abstract Value Members

abstract val collection: C

Concrete Value Members

final def !=(arg0: Any): Boolean

final def ##(): Int

def +(other: String): String

def ->[B](y: B): (Flows[P, C], B)

final def ==(arg0: Any): Boolean

final def asInstanceOf[T0]: T0

def clone(): AnyRef

def ensuring(cond: (Flows[P, C]) ⇒ Boolean, msg: ⇒ Any): Flows[P, C]

def ensuring(cond: (Flows[P, C]) ⇒ Boolean): Flows[P, C]

def ensuring(cond: Boolean, msg: ⇒ Any): Flows[P, C]

def ensuring(cond: Boolean): Flows[P, C]

final def eq(arg0: AnyRef): Boolean

def equals(arg0: Any): Boolean

def finalize(): Unit

def formatted(fmtstr: String): String

final def getClass(): Class[_]

def hashCode(): Int

def insertMany[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(implicit w: P.Writer[T]): Flow[Iterable[T], C.MultiBulkWriteResult, NotUsed]

def insertManyUnordered[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(implicit w: P.Writer[T]): Flow[Iterable[T], C.MultiBulkWriteResult, NotUsed]

def insertOne[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(implicit w: P.Writer[T]): Flow[T, WriteResult, NotUsed]

def insertOneUnordered[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(implicit w: P.Writer[T]): Flow[T, WriteResult, NotUsed]

final def isInstanceOf[T0]: Boolean

final def ne(arg0: AnyRef): Boolean

final def notify(): Unit

final def notifyAll(): Unit

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

def toString(): String

def updateMany[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(element: (C.UpdateBuilder, T) ⇒ Future[C.UpdateElement]): Flow[Iterable[T], C.MultiBulkWriteResult, NotUsed]

def updateManyUnordered[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(element: (C.UpdateBuilder, T) ⇒ Future[C.UpdateElement]): Flow[Iterable[T], C.MultiBulkWriteResult, NotUsed]

def updateOne[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(element: (C.UpdateBuilder, T) ⇒ Future[C.UpdateElement]): Flow[T, C.UpdateWriteResult, NotUsed]

def updateOneUnordered[T](parallelism: Int, writeConcern: Option[WriteConcern] = None, bypassDocumentValidation: Boolean = false)(element: (C.UpdateBuilder, T) ⇒ Future[C.UpdateElement]): Flow[T, C.UpdateWriteResult, NotUsed]

final def wait(): Unit

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

final def wait(arg0: Long): Unit

def →[B](y: B): (Flows[P, C], B)

Inherited from AnyRef

Inherited from Any

Inherited by implicit conversion any2stringadd from Flows[P, C] to any2stringadd[Flows[P, C]]

Inherited by implicit conversion StringFormat from Flows[P, C] to StringFormat[Flows[P, C]]

Inherited by implicit conversion Ensuring from Flows[P, C] to Ensuring[Flows[P, C]]

Inherited by implicit conversion ArrowAssoc from Flows[P, C] to ArrowAssoc[Flows[P, C]]

Ungrouped