Till Rohrmann tillrohrmann
tillrohrmann
/ gist:dda90b8b0e67e379a8dfee967fbd9af1
Created
March 26, 2020 15:52
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| package org.stsffap; | |
| import org.apache.flink.api.common.functions.ReduceFunction; | |
| import org.apache.flink.api.common.state.MapState; | |
| import org.apache.flink.api.common.state.MapStateDescriptor; | |
| import org.apache.flink.api.common.state.ReducingState; | |
| import org.apache.flink.api.common.state.ReducingStateDescriptor; | |
| import org.apache.flink.api.java.functions.KeySelector; | |
| import org.apache.flink.streaming.api.TimeCharacteristic; | |
| import org.apache.flink.streaming.api.datastream.DataStream; |
tillrohrmann
/ Special trigger logic
Created
February 18, 2020 13:47
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| package org.stsffap; | |
| import org.apache.flink.api.common.functions.ReduceFunction; | |
| import org.apache.flink.api.common.state.ReducingState; | |
| import org.apache.flink.api.common.state.ReducingStateDescriptor; | |
| import org.apache.flink.api.common.state.ValueState; | |
| import org.apache.flink.api.common.state.ValueStateDescriptor; | |
| import org.apache.flink.api.java.functions.KeySelector; | |
| import org.apache.flink.streaming.api.datastream.DataStream; | |
| import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; |
tillrohrmann
/ CEP example
Created
April 19, 2016 15:33
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| package stsffap; | |
| import org.apache.flink.api.common.functions.FilterFunction; | |
| import org.apache.flink.api.common.functions.FoldFunction; | |
| import org.apache.flink.api.common.functions.RichFlatMapFunction; | |
| import org.apache.flink.api.common.restartstrategy.RestartStrategies; | |
| import org.apache.flink.api.java.tuple.Tuple5; | |
| import org.apache.flink.api.java.tuple.Tuple6; | |
| import org.apache.flink.cep.CEP; |
tillrohrmann
/ Three way join with Flink
Created
April 19, 2016 09:53
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| package org.stsffap; | |
| import org.apache.flink.api.common.functions.JoinFunction; | |
| import org.apache.flink.api.common.functions.MapFunction; | |
| import org.apache.flink.api.java.functions.KeySelector; | |
| import org.apache.flink.api.java.tuple.Tuple2; | |
| import org.apache.flink.streaming.api.TimeCharacteristic; | |
| import org.apache.flink.streaming.api.datastream.DataStream; | |
| import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; | |
| import org.apache.flink.streaming.api.functions.AssignerWithPunctuatedWatermarks; |