Package org.apache.flink.streaming.api.functions.async

Interface AsyncRetryPredicate<OUT>

@PublicEvolving public interface AsyncRetryPredicate<OUT>
Interface encapsulates an asynchronous retry predicate.

  • Method Summary

    Modifier and Type
    Method
    Description
    Optional<Predicate<Throwable>>
    exceptionPredicate()
    An Optional Java that defines a condition on asyncFunction's exception which will trigger a later reattempt operation, will be called before user's ResultFuture#completeExceptionally.
    Optional<Predicate<Collection<OUT>>>
    resultPredicate()
    An Optional Java that defines a condition on asyncFunction's future result which will trigger a later reattempt operation, will be called before user's ResultFuture#complete.

  • Method Details

    • resultPredicate

      Optional<Predicate<Collection<OUT>>> resultPredicate()
      An Optional Java that defines a condition on asyncFunction's future result which will trigger a later reattempt operation, will be called before user's ResultFuture#complete.
      Returns:
      predicate on result of Collection

    • exceptionPredicate

      Optional<Predicate<Throwable>> exceptionPredicate()
      An Optional Java that defines a condition on asyncFunction's exception which will trigger a later reattempt operation, will be called before user's ResultFuture#completeExceptionally.
      Returns:
      predicate on Throwable exception