Class MaybeFromCallable<T>

java.lang.Object
io.reactivex.rxjava3.core.Maybe<T>
io.reactivex.rxjava3.internal.operators.maybe.MaybeFromCallable<T>
Type Parameters:
T - the value type
All Implemented Interfaces:
MaybeSource<T>, Supplier<T>

public final class MaybeFromCallable<T> extends Maybe<T> implements Supplier<T>
Executes a callable and signals its value as success or signals an exception.
  • Field Details

    • callable

      final Callable<? extends T> callable
  • Constructor Details

    • MaybeFromCallable

      public MaybeFromCallable(Callable<? extends T> callable)
  • Method Details

    • subscribeActual

      protected void subscribeActual(MaybeObserver<? super T> observer)
      Description copied from class: Maybe
      Implement this method in subclasses to handle the incoming MaybeObservers.

      There is no need to call any of the plugin hooks on the current Maybe instance or the MaybeObserver; all hooks and basic safeguards have been applied by Maybe.subscribe(MaybeObserver) before this method gets called.

      Specified by:
      subscribeActual in class Maybe<T>
      Parameters:
      observer - the MaybeObserver to handle, not null
    • get

      public T get() throws Exception
      Description copied from interface: Supplier
      Produces a value or throws an exception.
      Specified by:
      get in interface Supplier<T>
      Returns:
      the value produced
      Throws:
      Exception