Uses of Interface
org.apache.flink.api.common.functions.Function

Packages that use Function

Package	Description
org.apache.flink.api.common.functions
org.apache.flink.api.common.watermark
org.apache.flink.api.java.functions

Uses of Function in org.apache.flink.api.common.functions

Subinterfaces of Function in org.apache.flink.api.common.functions

Modifier and Type	Interface	Description
interface	AggregateFunction<IN,ACC,OUT>	The AggregateFunction is a flexible aggregation function, characterized by the following features: The aggregates may use different types for input values, intermediate aggregates, and result type, to support a wide range of aggregation types.
interface	ReduceFunction<T>	Base interface for Reduce functions.

Uses of Function in org.apache.flink.api.common.watermark

Subinterfaces of Function in org.apache.flink.api.common.watermark

Modifier and Type	Interface	Description
interface	WatermarkCombinationFunction	The WatermarkCombinationFunction defines the watermark's comparison/combination semantics among multiple input channels.

Classes in org.apache.flink.api.common.watermark that implement Function

Modifier and Type	Class	Description
static class	WatermarkCombinationFunction.BoolWatermarkCombinationFunction	The WatermarkCombinationFunction.BoolWatermarkCombinationFunction enum defines the combination semantics for boolean watermarks.
static class	WatermarkCombinationFunction.NumericWatermarkCombinationFunction	The WatermarkCombinationFunction.NumericWatermarkCombinationFunction enum defines the combination semantics for numeric watermarks.

Uses of Function in org.apache.flink.api.java.functions

Subinterfaces of Function in org.apache.flink.api.java.functions

Modifier and Type	Interface	Description
interface	KeySelector<IN,KEY>	The KeySelector allows to use deterministic objects for operations such as reduce, reduceGroup, join, coGroup, etc.