Package org.apache.flink.connector.base.source.reader

Interface RecordEvaluator<T>

All Superinterfaces:
Serializable
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@PublicEvolving @FunctionalInterface public interface RecordEvaluator<T> extends Serializable
An interface that evaluates whether a de-serialized record should trigger certain control-flow operations (e.g. end of stream).

  • Method Summary

    Modifier and Type
    Method
    Description
    boolean
    isEndOfStream(T record)
    Determines whether a record should trigger the end of stream for its split.

  • Method Details

    • isEndOfStream

      boolean isEndOfStream(T record)
      Determines whether a record should trigger the end of stream for its split. The given record wouldn't be emitted from the source if the returned result is true.
      Parameters:
      record - a de-serialized record from the split.
      Returns:
      a boolean indicating whether the split has reached end of stream.