trait ChangeStreamOps[P <: SerializationPack] extends AnyRef
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Type Members
- sealed trait WatchBuilder[T] extends AnyRef
A builder for the
watchcollection helper, which allows to consume the collection's ChangeStream.
Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def ##: Int
- Definition Classes
- AnyRef → Any
- def +(other: String): String
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] toany2stringadd[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] toArrowAssoc[ChangeStreamOps[P]] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
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- @inline()
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- protected[lang]
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- @throws(classOf[java.lang.CloneNotSupportedException]) @native()
- def ensuring(cond: (ChangeStreamOps[P]) => Boolean, msg: => Any): ChangeStreamOps[P]
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] toEnsuring[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] toEnsuring[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] toEnsuring[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] toEnsuring[ChangeStreamOps[P]] performed by method Ensuring in scala.Predef.
- Definition Classes
- Ensuring
- final def eq(arg0: AnyRef): Boolean
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- def finalize(): Unit
- Attributes
- protected[lang]
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- @throws(classOf[java.lang.Throwable])
- def formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] toStringFormat[ChangeStreamOps[P]] performed by method StringFormat in scala.Predef.
- Definition Classes
- StringFormat
- Annotations
- @inline()
- final def getClass(): Class[_ <: AnyRef]
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- def hashCode(): Int
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- def toString(): String
- Definition Classes
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- final def wait(): Unit
- Definition Classes
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- @throws(classOf[java.lang.InterruptedException])
- 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
Deprecated Value Members
- def →[B](y: B): (ChangeStreamOps[P], B)
- Implicit
- This member is added by an implicit conversion from ChangeStreamOps[P] toArrowAssoc[ChangeStreamOps[P]] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
- Annotations
- @deprecated
- Deprecated
(Since version 2.13.0) Use
->instead. If you still wish to display it as one character, consider using a font with programming ligatures such as Fira Code.