How to use

build

method

in

org.axonframework.modelling.command.GenericJpaRepository$Builder

.eventBus(c.eventBus())
.repositoryProvider(c::repository)
.build());

  @Bean("simpleRepository")
  public Repository<JpaAggregate> simpleRepository(EntityManagerProvider entityManagerProvider,
                           EventBus eventBus) {
    return GenericJpaRepository.builder(JpaAggregate.class)
                  .entityManagerProvider(entityManagerProvider)
                  .eventBus(eventBus)
                  .build();
  }
}

      .eventBus(c.eventBus())
      .repositoryProvider(c::repository)
      .build();
});

/**
 * Creates a Configuration for an aggregate of given {@code aggregateType}, which is mapped to a relational
 * database using an EntityManager provided by given {@code entityManagerProvider}. The given {@code aggregateType}
 * is expected to be a proper JPA Entity.
 *
 * @param aggregateType         The type of Aggregate to configure
 * @param entityManagerProvider The provider for Axon to retrieve the EntityManager from
 * @param <A>                   The type of Aggregate to configure
 * @return An AggregateConfigurer instance for further configuration of the Aggregate
 */
public static <A> AggregateConfigurer<A> jpaMappedConfiguration(Class<A> aggregateType,
                                EntityManagerProvider entityManagerProvider) {
  AggregateConfigurer<A> configurer = new AggregateConfigurer<>(aggregateType);
  return configurer.configureRepository(
      c -> GenericJpaRepository.builder(aggregateType)
          .aggregateModel(configurer.metaModel.get())
          .entityManagerProvider(entityManagerProvider)
          .eventBus(c.eventBus())
          .repositoryProvider(c::repository)
          .build()
  );
}

/**
 * Creates a Configuration for an aggregate of given {@code aggregateType}, which is mapped to a relational
 * database using an EntityManager provided by given {@code entityManagerProvider}. The given {@code aggregateType}
 * is expected to be a proper JPA Entity.
 *
 * @param aggregateType         The type of Aggregate to configure
 * @param entityManagerProvider The provider for Axon to retrieve the EntityManager from
 * @param <A>                   The type of Aggregate to configure
 * @return An AggregateConfigurer instance for further configuration of the Aggregate
 */
public static <A> AggregateConfigurer<A> jpaMappedConfiguration(Class<A> aggregateType,
                                EntityManagerProvider entityManagerProvider) {
  AggregateConfigurer<A> configurer = new AggregateConfigurer<>(aggregateType);
  return configurer.configureRepository(
      c -> GenericJpaRepository.builder(aggregateType)
          .aggregateModel(configurer.metaModel.get())
          .entityManagerProvider(entityManagerProvider)
          .eventBus(c.eventBus())
          .repositoryProvider(c::repository)
          .build()
  );
}

      .eventBus(c.eventBus())
      .repositoryProvider(c::repository)
      .build();
});