Interface ChangeStreamPublisher<TResult>
- Type Parameters:
TResult
- The type of the result.
- All Superinterfaces:
Publisher<ChangeStreamDocument<TResult>>
Iterable for change streams.
- Since:
- 1.6
- Since server release
- 3.6
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Method Summary
Modifier and TypeMethodDescriptionbatchSize
(int batchSize) Sets the number of documents to return per batch.Sets the collation optionsfirst()
Helper to return a publisher limited to the first result.fullDocument
(FullDocument fullDocument) Sets the fullDocument value.maxAwaitTime
(long maxAwaitTime, TimeUnit timeUnit) Sets the maximum await execution time on the server for this operation.resumeAfter
(BsonDocument resumeToken) Sets the logical starting point for the new change stream.startAfter
(BsonDocument startAfter) Similar toresumeAfter
, this option takes a resume token and starts a new change stream returning the first notification after the token.startAtOperationTime
(BsonTimestamp startAtOperationTime) The change stream will only provide changes that occurred after the specified timestamp.<TDocument>
Publisher<TDocument>withDocumentClass
(Class<TDocument> clazz) Returns aMongoIterable
containing the results of the change stream based on the document class provided.
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Method Details
-
fullDocument
Sets the fullDocument value.- Parameters:
fullDocument
- the fullDocument- Returns:
- this
-
resumeAfter
Sets the logical starting point for the new change stream.- Parameters:
resumeToken
- the resume token- Returns:
- this
-
startAtOperationTime
The change stream will only provide changes that occurred after the specified timestamp.Any command run against the server will return an operation time that can be used here.
The default value is an operation time obtained from the server before the change stream was created.
- Parameters:
startAtOperationTime
- the start at operation time- Returns:
- this
- Since:
- 1.9
- MongoDB documentation
- reference/method/db.runCommand/
- Since server release
- 4.0
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startAfter
Similar toresumeAfter
, this option takes a resume token and starts a new change stream returning the first notification after the token.This will allow users to watch collections that have been dropped and recreated or newly renamed collections without missing any notifications.
Note: The server will report an error if both
startAfter
andresumeAfter
are specified.- Parameters:
startAfter
- the startAfter resumeToken- Returns:
- this
- Since:
- 1.12
- MongoDB documentation
- changeStreams/#change-stream-start-after
- Since server release
- 4.2
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maxAwaitTime
Sets the maximum await execution time on the server for this operation.- Parameters:
maxAwaitTime
- the max await time. A zero value will be ignored, and indicates that the driver should respect the server's default valuetimeUnit
- the time unit, which may not be null- Returns:
- this
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collation
Sets the collation optionsA null value represents the server default.
- Parameters:
collation
- the collation options to use- Returns:
- this
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withDocumentClass
Returns aMongoIterable
containing the results of the change stream based on the document class provided.- Type Parameters:
TDocument
- the result type- Parameters:
clazz
- the class to use for the raw result.- Returns:
- the new Mongo Iterable
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batchSize
Sets the number of documents to return per batch.Overrides the
Subscription.request(long)
value for setting the batch size, allowing for fine-grained control over the underlying cursor.- Parameters:
batchSize
- the batch size- Returns:
- this
- Since:
- 1.8
- MongoDB documentation
- Batch Size
-
first
Publisher<ChangeStreamDocument<TResult>> first()Helper to return a publisher limited to the first result.- Returns:
- a Publisher which will contain a single item.
- Since:
- 1.8
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