How to use

isUnpaged

method

in

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

@Override
public Page<T> findAll(@Nullable Specification<T> spec, Pageable pageable) {
  TypedQuery<T> query = getQuery(spec, pageable);
  return isUnpaged(pageable) ? new PageImpl<T>(query.getResultList())
      : readPage(query, getDomainClass(), pageable, spec);
}

@Override
public Page<T> findAll(Pageable pageable) {
  if (isUnpaged(pageable)) {
    return new PageImpl<T>(findAll());
  }
  return findAll((Specification<T>) null, pageable);
}

@Override
public <S extends T> Page<S> findAll(Example<S> example, Pageable pageable) {
  ExampleSpecification<S> spec = new ExampleSpecification<>(example);
  Class<S> probeType = example.getProbeType();
  TypedQuery<S> query = getQuery(new ExampleSpecification<>(example), probeType, pageable);
  return isUnpaged(pageable) ? new PageImpl<>(query.getResultList()) : readPage(query, probeType, pageable, spec);
}

public Page<T> findAll(@Nullable Specification<T> spec, Pageable pageable) {
  TypedQuery<T> query = getQuery(spec, pageable);
  return isUnpaged(pageable) ? new PageImpl<T>(query.getResultList())
      : readPage(query, getDomainClass(), pageable, spec);
}

public Page<T> findAll(Pageable pageable) {
  if (isUnpaged(pageable)) {
    return new PageImpl<T>(findAll());
  }
  return findAll((Specification<T>) null, pageable);
}

@Override
public <S extends T> Page<S> findAll(Example<S> example, Pageable pageable) {
  ExampleSpecification<S> spec = new ExampleSpecification<>(example);
  Class<S> probeType = example.getProbeType();
  TypedQuery<S> query = getQuery(new ExampleSpecification<>(example), probeType, pageable);
  return isUnpaged(pageable) ? new PageImpl<>(query.getResultList()) : readPage(query, probeType, pageable, spec);
}