Package com.hivemq.extension.sdk.api.services.general

Interface IterationCallback<T>

Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface
public interface IterationCallback<T>
A callback that can be passed to methods in extension stores (e.g. SubscriptionStore) to lazily iterate over a potentially large result set.
Since:
4.2.0, CE 2020.1

  • Method Summary

    Modifier and Type Method Description
    void iterate​(@NotNull IterationContext context, T value)
    This method is called for every result that is part of the iteration.

  • Method Details

    • iterate

      void iterate​(@NotNull IterationContext context, @NotNull T value)
      This method is called for every result that is part of the iteration.
      Parameters:
      context - An IterationContext that allows for interaction with the overlaying iteration mechanism.
      value - The value for this single iteration.
      Since:
      4.2.0, CE 2020.1