Package io.micronaut.data.repository.reactive

Interface RxJavaCrudRepository<E,​ID>

  • Type Parameters:
    E - The entity type
    ID - The ID type
    All Superinterfaces:
    GenericRepository<E,​ID>
    public interface RxJavaCrudRepository<E,​ID>
extends GenericRepository<E,​ID>
    Interface for CRUD using RxJava 2.
    Since:
    1.0.0

    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      io.reactivex.Single<java.lang.Long> count()
      Returns the number of entities available.
      io.reactivex.Completable delete​(E entity)
      Deletes a given entity.
      io.reactivex.Completable deleteAll()
      Deletes all entities managed by the repository.
      io.reactivex.Completable deleteAll​(@NotNull java.lang.Iterable<? extends E> entities)
      Deletes the given entities.
      io.reactivex.Completable deleteById​(ID id)
      Deletes the entity with the given id.
      io.reactivex.Single<java.lang.Boolean> existsById​(ID id)
      Returns whether an entity with the given id exists.
      io.reactivex.Flowable<E> findAll()
      Returns all instances of the type.
      io.reactivex.Maybe<E> findById​(ID id)
      Retrieves an entity by its id.
      <S extends E>
      io.reactivex.Single<S>      		 save​(S entity)
      Saves the given valid entity, returning a possibly new entity representing the saved state.
      <S extends E>
      io.reactivex.Flowable<S>      		 saveAll​(@Valid @NotNull java.lang.Iterable<S> entities)
      Saves all given entities, possibly returning new instances representing the saved state.
      <S extends E>
      io.reactivex.Single<S>      		 update​(S entity)
      This method issues an explicit update for the given entity.
      <S extends E>
      io.reactivex.Flowable<S>      		 updateAll​(@Valid @NotNull java.lang.Iterable<S> entities)
      This method issues an explicit update for the given entities.

    • Method Detail

      • save

        @NonNull
<S extends E> io.reactivex.Single<S> save​(@Valid @NotNull @NonNull
                                          S entity)
        Saves the given valid entity, returning a possibly new entity representing the saved state.
        Type Parameters:
        S - The generic type
        Parameters:
        entity - The entity to save. Must not be null.
        Returns:
        The saved entity will never be null.
        Throws:
        javax.validation.ConstraintViolationException - if the entity is null or invalid.

      • saveAll

        @NonNull
<S extends E> io.reactivex.Flowable<S> saveAll​(@Valid @NotNull @NonNull
                                               @Valid @NotNull java.lang.Iterable<S> entities)
        Saves all given entities, possibly returning new instances representing the saved state.
        Type Parameters:
        S - The generic type
        Parameters:
        entities - The entities to saved. Must not be null.
        Returns:
        The saved entities objects. will never be null.
        Throws:
        javax.validation.ConstraintViolationException - if the entities are null.

      • findById

        @NonNull
io.reactivex.Maybe<E> findById​(@NotNull @NonNull
                               ID id)
        Retrieves an entity by its id.
        Parameters:
        id - The ID of the entity to retrieve. Must not be null.
        Returns:
        the entity with the given id or Optional#empty() if none found
        Throws:
        javax.validation.ConstraintViolationException - if the id is null.

      • update

        @NonNull
<S extends E> io.reactivex.Single<S> update​(@Valid @NotNull @NonNull
                                            S entity)
        This method issues an explicit update for the given entity. The method differs from save(Object) in that an update will be generated regardless if the entity has been saved previously or not. If the entity has no assigned ID then an exception will be thrown.
        Type Parameters:
        S - The generic type
        Parameters:
        entity - The entity to update. Must not be null.
        Returns:
        The updated entity will never be null.
        Throws:
        javax.validation.ConstraintViolationException - if the entity is null or invalid.

      • updateAll

        @NonNull
<S extends E> io.reactivex.Flowable<S> updateAll​(@Valid @NotNull @NonNull
                                                 @Valid @NotNull java.lang.Iterable<S> entities)
        This method issues an explicit update for the given entities. The method differs from saveAll(Iterable) in that an update will be generated regardless if the entity has been saved previously or not. If the entity has no assigned ID then an exception will be thrown.
        Type Parameters:
        S - The generic type
        Parameters:
        entities - The entities to update. Must not be null.
        Returns:
        The updated entities will never be null.
        Throws:
        javax.validation.ConstraintViolationException - if entities is null or invalid.

      • existsById

        @NonNull
io.reactivex.Single<java.lang.Boolean> existsById​(@NotNull @NonNull
                                                  ID id)
        Returns whether an entity with the given id exists.
        Parameters:
        id - must not be null.
        Returns:
        true if an entity with the given id exists, false otherwise.
        Throws:
        javax.validation.ConstraintViolationException - if the id is null.

      • findAll

        @NonNull
io.reactivex.Flowable<E> findAll()
        Returns all instances of the type.
        Returns:
        all entities

      • count

        @NonNull
io.reactivex.Single<java.lang.Long> count()
        Returns the number of entities available.
        Returns:
        the number of entities

      • deleteById

        @NonNull
io.reactivex.Completable deleteById​(@NonNull @NotNull
                                    ID id)
        Deletes the entity with the given id.
        Parameters:
        id - must not be null.
        Returns:
        A future that executes the delete operation
        Throws:
        javax.validation.ConstraintViolationException - if the entity is null.

      • delete

        @NonNull
io.reactivex.Completable delete​(@NonNull @NotNull
                                E entity)
        Deletes a given entity.
        Parameters:
        entity - The entity to delete
        Returns:
        A future that executes the delete operation
        Throws:
        javax.validation.ConstraintViolationException - if the entity is null.

      • deleteAll

        @NonNull
io.reactivex.Completable deleteAll​(@NonNull @NotNull
                                   @NotNull java.lang.Iterable<? extends E> entities)
        Deletes the given entities.
        Parameters:
        entities - The entities to delete
        Returns:
        A future that executes the delete operation
        Throws:
        javax.validation.ConstraintViolationException - if the entity is null.

      • deleteAll

        @NonNull
io.reactivex.Completable deleteAll()
        Deletes all entities managed by the repository.
        Returns:
        A future that executes the delete operation