gistfile1.txt

 public Boolean checkNewCat(String catName)
    {
        this.hasCategory.observe(this.getApplication(), new Observer<Boolean>() {
            @Override
            public void onChanged(Boolean aBoolean)
            {
                componentRepository.getComponentCategories().observe(this.getApplication(), new Observer<List<ComponentCat>>() {
                    @Override
                    public void onChanged(@Nullable final List<ComponentCat> componentCats)
                    {
                        for (ComponentCat cat : componentCats)
                        {
                            return !cat.getComponentCatName().equals(catName);
                        }
                    }
                });
            }
        });
    }
    }