Package org.apache.flink.table.runtime.operators.deduplicate

Class DeduplicateFunctionBase<T,K,IN,OUT>

java.lang.Object
org.apache.flink.api.common.functions.AbstractRichFunction
org.apache.flink.streaming.api.functions.KeyedProcessFunction<K,IN,OUT>
org.apache.flink.table.runtime.operators.deduplicate.DeduplicateFunctionBase<T,K,IN,OUT>
Type Parameters:
T - Type of the value in the state.
K - Type of the key.
IN - Type of the input elements.
OUT - Type of the returned elements.
All Implemented Interfaces:
Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction
Direct Known Subclasses:
AsyncStateRowTimeDeduplicateFunction, ProcTimeDeduplicateKeepFirstRowFunction, ProcTimeDeduplicateKeepLastRowFunction, RowTimeDeduplicateFunction
public abstract class DeduplicateFunctionBase<T,K,IN,OUT> extends org.apache.flink.streaming.api.functions.KeyedProcessFunction<K,IN,OUT>
Base class for deduplicate function.
See Also:

  • Nested Class Summary

    Nested classes/interfaces inherited from class org.apache.flink.streaming.api.functions.KeyedProcessFunction

    org.apache.flink.streaming.api.functions.KeyedProcessFunction.Context, org.apache.flink.streaming.api.functions.KeyedProcessFunction.OnTimerContext

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected final org.apache.flink.api.common.typeutils.TypeSerializer<OUT>
    serializer
     
    protected final long
    stateRetentionTime
     
    protected final org.apache.flink.api.common.typeinfo.TypeInformation<T>
    typeInfo
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    DeduplicateFunctionBase(org.apache.flink.api.common.typeinfo.TypeInformation<T> typeInfo, org.apache.flink.api.common.typeutils.TypeSerializer<OUT> serializer, long stateRetentionTime)
     

  • Method Summary

    Methods inherited from class org.apache.flink.streaming.api.functions.KeyedProcessFunction

    onTimer, processElement

    Methods inherited from class org.apache.flink.api.common.functions.AbstractRichFunction

    close, getIterationRuntimeContext, getRuntimeContext, open, setRuntimeContext

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Field Details

    • typeInfo

      protected final org.apache.flink.api.common.typeinfo.TypeInformation<T> typeInfo

    • stateRetentionTime

      protected final long stateRetentionTime

    • serializer

      protected final org.apache.flink.api.common.typeutils.TypeSerializer<OUT> serializer

  • Constructor Details

    • DeduplicateFunctionBase

      public DeduplicateFunctionBase(org.apache.flink.api.common.typeinfo.TypeInformation<T> typeInfo, org.apache.flink.api.common.typeutils.TypeSerializer<OUT> serializer, long stateRetentionTime)