Package org.apache.flink.datastream.api.function

Interface ApplyPartitionFunction<OUT>

All Superinterfaces:
org.apache.flink.api.common.functions.Function, Serializable
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface @Experimental public interface ApplyPartitionFunction<OUT> extends org.apache.flink.api.common.functions.Function
A function to be applied to all partitions .

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    apply(Collector<OUT> collector, PartitionedContext<OUT> ctx)
    The actual method to be applied to each partition.

  • Method Details

    • apply

      void apply(Collector<OUT> collector, PartitionedContext<OUT> ctx) throws Exception
      The actual method to be applied to each partition.
      Parameters:
      collector - to output data.
      ctx - runtime context in which this function is executed.
      Throws:
      Exception