程序包org.apache.flink.streaming.api.functions的分层结构

程序包分层结构:

• 所有程序包

类分层结构

• java.lang.Object
  • org.apache.flink.api.common.functions.AbstractRichFunction (implements org.apache.flink.api.common.functions.RichFunction, java.io.Serializable)
    • org.apache.flink.streaming.api.functions.KeyedProcessFunction<K,I,O>
    • org.apache.flink.streaming.api.functions.ProcessFunction<I,O>
  • org.apache.flink.streaming.api.functions.timestamps.AscendingTimestampExtractor<T> (implements org.apache.flink.streaming.api.functions.AssignerWithPeriodicWatermarks<T>)
    • org.apache.flink.streaming.api.functions.AscendingTimestampExtractor<T>
  • org.apache.flink.streaming.api.functions.IngestionTimeExtractor<T> (implements org.apache.flink.streaming.api.functions.AssignerWithPeriodicWatermarks<T>)
  • org.apache.flink.streaming.api.functions.KeyedProcessFunction.Context
    • org.apache.flink.streaming.api.functions.KeyedProcessFunction.OnTimerContext
  • org.apache.flink.streaming.api.functions.ProcessFunction.Context
    • org.apache.flink.streaming.api.functions.ProcessFunction.OnTimerContext

接口分层结构

• java.io.Serializable
  • org.apache.flink.api.common.functions.Function
    • org.apache.flink.streaming.api.functions.TimestampAssigner<T>
      • org.apache.flink.streaming.api.functions.AssignerWithPeriodicWatermarks<T>
      • org.apache.flink.streaming.api.functions.AssignerWithPunctuatedWatermarks<T>
    • org.apache.flink.streaming.api.functions.TimestampExtractor<T>