类的使用
org.apache.flink.streaming.api.functions.KeyedProcessFunction

使用KeyedProcessFunction的程序包

程序包	说明
org.apache.flink.streaming.api.datastream
org.apache.flink.streaming.api.operators

org.apache.flink.streaming.api.datastream中KeyedProcessFunction的使用

参数类型为KeyedProcessFunction的org.apache.flink.streaming.api.datastream中的方法

限定符和类型	方法和说明
<R> SingleOutputStreamOperator<R>	KeyedStream.process(KeyedProcessFunction<KEY,T,R> keyedProcessFunction) Applies the given KeyedProcessFunction on the input stream, thereby creating a transformed output stream.
<R> SingleOutputStreamOperator<R>	KeyedStream.process(KeyedProcessFunction<KEY,T,R> keyedProcessFunction, org.apache.flink.api.common.typeinfo.TypeInformation<R> outputType) Applies the given KeyedProcessFunction on the input stream, thereby creating a transformed output stream.

org.apache.flink.streaming.api.operators中KeyedProcessFunction的使用

参数类型为KeyedProcessFunction的org.apache.flink.streaming.api.operators中的构造器

构造器和说明
KeyedProcessOperator(KeyedProcessFunction<K,IN,OUT> function)