类的使用
org.apache.flink.streaming.runtime.operators.windowing.WindowOperator

使用WindowOperator的程序包

程序包	说明
org.apache.flink.streaming.runtime.operators.windowing	This package contains the operators that implement the various window operations on data streams.

org.apache.flink.streaming.runtime.operators.windowing中WindowOperator的使用

org.apache.flink.streaming.runtime.operators.windowing中WindowOperator的子类

限定符和类型	类和说明
class	EvictingWindowOperator<K,IN,OUT,W extends Window> A WindowOperator that also allows an Evictor to be used.

返回WindowOperator的org.apache.flink.streaming.runtime.operators.windowing中的方法

限定符和类型	方法和说明
<ACC,V,R> WindowOperator<K,T,?,R,W>	WindowOperatorBuilder.aggregate(org.apache.flink.api.common.functions.AggregateFunction<T,ACC,V> aggregateFunction, ProcessWindowFunction<V,R,K,W> windowFunction, org.apache.flink.api.common.typeinfo.TypeInformation<ACC> accumulatorType)
<ACC,V,R> WindowOperator<K,T,?,R,W>	WindowOperatorBuilder.aggregate(org.apache.flink.api.common.functions.AggregateFunction<T,ACC,V> aggregateFunction, WindowFunction<V,R,K,W> windowFunction, org.apache.flink.api.common.typeinfo.TypeInformation<ACC> accumulatorType)
<R> WindowOperator<K,T,?,R,W>	WindowOperatorBuilder.apply(WindowFunction<T,R,K,W> function)
<R> WindowOperator<K,T,?,R,W>	WindowOperatorBuilder.process(ProcessWindowFunction<T,R,K,W> function)
<R> WindowOperator<K,T,?,R,W>	WindowOperatorBuilder.reduce(org.apache.flink.api.common.functions.ReduceFunction<T> reduceFunction, ProcessWindowFunction<T,R,K,W> function)
<R> WindowOperator<K,T,?,R,W>	WindowOperatorBuilder.reduce(org.apache.flink.api.common.functions.ReduceFunction<T> reduceFunction, WindowFunction<T,R,K,W> function)