org.apache.flink.iteration.operator

接口 OperatorWrapper<T,R>

所有超级接口:

Serializable

所有已知实现类:

AllRoundOperatorWrapper, PerRoundOperatorWrapper

public interface OperatorWrapper<T,R>
extends Serializable

Wrappers for the given operator factory.

方法概要

限定符和类型	方法和说明
Class<? extends org.apache.flink.streaming.api.operators.StreamOperator>	getStreamOperatorClass(ClassLoader classLoader, org.apache.flink.streaming.api.operators.StreamOperatorFactory<T> operatorFactory)
org.apache.flink.api.common.typeinfo.TypeInformation<R>	getWrappedTypeInfo(org.apache.flink.api.common.typeinfo.TypeInformation<T> typeInfo)
org.apache.flink.streaming.api.operators.StreamOperator<R>	wrap(org.apache.flink.streaming.api.operators.StreamOperatorParameters<R> operatorParameters, org.apache.flink.streaming.api.operators.StreamOperatorFactory<T> operatorFactory)
<KEY> org.apache.flink.api.java.functions.KeySelector<R,KEY>	wrapKeySelector(org.apache.flink.api.java.functions.KeySelector<T,KEY> keySelector)
org.apache.flink.util.OutputTag<R>	wrapOutputTag(org.apache.flink.util.OutputTag<T> outputTag)
org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<R>	wrapStreamPartitioner(org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<T> streamPartitioner)

方法详细资料

wrap

org.apache.flink.streaming.api.operators.StreamOperator<R> wrap(org.apache.flink.streaming.api.operators.StreamOperatorParameters<R> operatorParameters,
                                                                org.apache.flink.streaming.api.operators.StreamOperatorFactory<T> operatorFactory)

getStreamOperatorClass

Class<? extends org.apache.flink.streaming.api.operators.StreamOperator> getStreamOperatorClass(ClassLoader classLoader,
                                                                                                org.apache.flink.streaming.api.operators.StreamOperatorFactory<T> operatorFactory)

wrapKeySelector

<KEY> org.apache.flink.api.java.functions.KeySelector<R,KEY> wrapKeySelector(org.apache.flink.api.java.functions.KeySelector<T,KEY> keySelector)

wrapStreamPartitioner

org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<R> wrapStreamPartitioner(org.apache.flink.streaming.runtime.partitioner.StreamPartitioner<T> streamPartitioner)

wrapOutputTag

org.apache.flink.util.OutputTag<R> wrapOutputTag(org.apache.flink.util.OutputTag<T> outputTag)

getWrappedTypeInfo

org.apache.flink.api.common.typeinfo.TypeInformation<R> getWrappedTypeInfo(org.apache.flink.api.common.typeinfo.TypeInformation<T> typeInfo)