| Package | Description |
|---|---|
| org.apache.flink.streaming.api.datastream | |
| org.apache.flink.streaming.api.functions | |
| org.apache.flink.streaming.api.functions.timestamps | |
| org.apache.flink.streaming.runtime.operators |
This package contains the operators that perform the stream transformations.
|
| Modifier and Type | Method and Description |
|---|---|
SingleOutputStreamOperator<T> |
DataStream.assignTimestampsAndWatermarks(AssignerWithPeriodicWatermarks<T> timestampAndWatermarkAssigner)
Assigns timestamps to the elements in the data stream and periodically creates
watermarks to signal event time progress.
|
| Modifier and Type | Class and Description |
|---|---|
class |
IngestionTimeExtractor<T>
A timestamp assigner that assigns timestamps based on the machine's wall clock.
|
| Modifier and Type | Class and Description |
|---|---|
class |
AscendingTimestampExtractor<T>
A timestamp assigner and watermark generator for streams where timestamps are monotonously
ascending.
|
class |
BoundedOutOfOrdernessTimestampExtractor<T>
This is a
AssignerWithPeriodicWatermarks used to emit Watermarks that lag behind the element with
the maximum timestamp (in event time) seen so far by a fixed amount of time, t_late. |
| Constructor and Description |
|---|
TimestampsAndPeriodicWatermarksOperator(AssignerWithPeriodicWatermarks<T> assigner) |
Copyright © 2014–2020 The Apache Software Foundation. All rights reserved.