How to use

save

method

in

org.springframework.data.jpa.repository.support.SimpleJpaRepository

@Transactional
@Override
public <S extends T> List<S> saveAll(Iterable<S> entities) {
  Assert.notNull(entities, "The given Iterable of entities not be null!");
  List<S> result = new ArrayList<S>();
  for (S entity : entities) {
    result.add(save(entity));
  }
  return result;
}

@Transactional
@Override
public <S extends T> S saveAndFlush(S entity) {
  S result = save(entity);
  flush();
  return result;
}

@Override
public <S extends T> S save(S entity) {
 return delegate.save(entity);
}

@Override
public <S extends T> List<S> save(Iterable<S> entities) {
 return delegate.save(entities);
}

/**
 * Saves a given entity. Use the returned instance for further operations as the save operation might have changed the
 * entity instance completely.
 *
 * @param entity must not be {@literal null}.
 * @return the saved entity will never be {@literal null}.
 */
@Transactional
public T save(T entity) {
  return jpaRepository.save(entity);
}

@Transactional
public <S extends T> List<S> saveAll(Iterable<S> entities) {
  Assert.notNull(entities, "The given Iterable of entities not be null!");
  List<S> result = new ArrayList<S>();
  for (S entity : entities) {
    result.add(save(entity));
  }
  return result;
}

@Transactional
public <S extends T> S saveAndFlush(S entity) {
  S result = save(entity);
  flush();
  return result;
}

    S result = (S) resultSet.get(0);
    BeanUtils.copyProperties(entity, result, getNullPropertyNames(entity));
    return (S) super.save(result);
        return super.save(entity);
                .toArray(String[]::new));
        return (S) super.save(result);
return super.save(entity);

jpaRepository.save(entity);