Module io.helidon.faulttolerance
Package io.helidon.faulttolerance

Interface FtHandlerTyped<T>

Type Parameters:
T - type of future result
All Known Subinterfaces:
Fallback<T>
public interface FtHandlerTyped<T>
A typed fault tolerance handler, to allow combination of multiple handlers without losing type information.

  • Method Details

    • invoke

      Single<T> invoke(Supplier<? extends CompletionStage<T>> supplier)
      Invoke this fault tolerance handler on a supplier of a CompletionStage, such as a Single.
      Parameters:
      supplier - that provides the initial value for processing; depending on handler type, the supplier may be called multiple times
      Returns:
      a new single that can be consumed that will carry out the fault tolerance in the background, may have a different error states than the original result obtained from supplier

    • invokeMulti

      Multi<T> invokeMulti(Supplier<? extends Flow.Publisher<T>> supplier)
      Invoke this fault tolerance handler on a supplier of a Flow.Publisher, such as a Multi.
      Parameters:
      supplier - that provides the initial value for processing; depending on handler type, the supplier may be called multiple times
      Returns:
      a new multi that can be consumed that will carry out the fault tolerance in the background, may have a different error states than the original result obtained from supplier