trait ChangeStreamOps[P <: SerializationPack] extends AnyRef
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sealed
trait
WatchBuilder[T] extends AnyRef
A builder for the
watch
collection helper, which allows to consume the collection's ChangeStream.
Value Members
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final
def
!=(arg0: Any): Boolean
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final
def
##(): Int
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def
+(other: String): String
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] to any2stringadd[ChangeStreamOps[P]] performed by method any2stringadd in scala.Predef.
- Definition Classes
- any2stringadd
-
def
->[B](y: B): (ChangeStreamOps[P], B)
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] to ArrowAssoc[ChangeStreamOps[P]] performed by method ArrowAssoc in scala.Predef.
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final
def
==(arg0: Any): Boolean
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def
asInstanceOf[T0]: T0
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def
clone(): AnyRef
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def
ensuring(cond: (ChangeStreamOps[P]) ⇒ Boolean, msg: ⇒ Any): ChangeStreamOps[P]
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] to Ensuring[ChangeStreamOps[P]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: (ChangeStreamOps[P]) ⇒ Boolean): ChangeStreamOps[P]
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] to Ensuring[ChangeStreamOps[P]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: Boolean, msg: ⇒ Any): ChangeStreamOps[P]
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] to Ensuring[ChangeStreamOps[P]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
-
def
ensuring(cond: Boolean): ChangeStreamOps[P]
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] to Ensuring[ChangeStreamOps[P]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
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final
def
eq(arg0: AnyRef): Boolean
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def
equals(arg0: Any): Boolean
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def
finalize(): Unit
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def
formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] to StringFormat[ChangeStreamOps[P]] performed by method StringFormat in scala.Predef.
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- StringFormat
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- @inline()
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final
def
getClass(): Class[_]
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def
hashCode(): Int
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final
def
isInstanceOf[T0]: Boolean
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final
def
ne(arg0: AnyRef): Boolean
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final
def
notify(): Unit
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final
def
notifyAll(): Unit
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def
synchronized[T0](arg0: ⇒ T0): T0
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def
toString(): String
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final
def
wait(): Unit
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final
def
wait(arg0: Long, arg1: Int): Unit
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final
def
wait(arg0: Long): Unit
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final
def
watch[T](offset: Option[Offset] = None, pipeline: List[GenericCollection.PipelineOperator] = Nil, maxTime: Option[FiniteDuration] = None, fullDocumentStrategy: Option[FullDocumentStrategy] = None)(implicit reader: P.Reader[T]): GenericCollection.WatchBuilder[T]
EXPERIMENTAL: Prepares a builder for watching the change stream of this collection.
EXPERIMENTAL: Prepares a builder for watching the change stream of this collection.
Note: The target mongo instance MUST be a replica-set (even in the case of a single node deployement).
import reactivemongo.api.Cursor import reactivemongo.api.bson.BSONDocument import reactivemongo.api.bson.collection.BSONCollection def events(coll: BSONCollection): Cursor[BSONDocument] = coll.watch[BSONDocument]().cursor
- T
the type into which Change Events are deserialized
- offset
the change stream offset
- pipeline
The sequence of aggregation stages to apply on events in the stream (see MongoDB documentation for a list of valid stages for a change stream).
- fullDocumentStrategy
if set to UpdateLookup, every update change event will be joined with the current version of the relevant document.
- reader
the reader of the resulting change events
- Since
MongoDB 3.6
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def
→[B](y: B): (ChangeStreamOps[P], B)
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] to ArrowAssoc[ChangeStreamOps[P]] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc