org.apache.flink.streaming.api.collector.selector

接口 OutputSelector<OUT>

类型参数:

OUT - Type parameter of the split values.

所有超级接口:

Serializable

@PublicEvolving
public interface OutputSelector<OUT>
extends Serializable

Interface for defining an OutputSelector for a SplitStream using the SingleOutputStreamOperator.split(org.apache.flink.streaming.api.collector.selector.OutputSelector<T>) call. Every output object of a SplitStream will run through this operator to select outputs.

方法概要

限定符和类型	方法和说明
Iterable<String>	select(OUT value) Method for selecting output names for the emitted objects when using the SingleOutputStreamOperator.split(org.apache.flink.streaming.api.collector.selector.OutputSelector<T>) method.

方法详细资料

select

Iterable<String> select(OUT value)

Method for selecting output names for the emitted objects when using the SingleOutputStreamOperator.split(org.apache.flink.streaming.api.collector.selector.OutputSelector<T>) method. The values will be emitted only to output names which are contained in the returned iterable.

参数:

value - Output object for which the output selection should be made.