package com.healthcare.ohctech.service; import com.healthcare.ohctech.dto.ItemRateDto; import com.healthcare.ohctech.entity.ItemRate; import org.springframework.data.domain.Page; import org.springframework.data.domain.Pageable; public interface ItemRateService { ItemRate getItemRateById(Long itemRateId); Page getAllItemRates(Pageable pageable); void addItemRate(ItemRateDto itemRateDto , Long userId); void updateItemRate(ItemRateDto itemRateDto, Long userId) ; void deleteItemRate(Long itemRateId); }