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+/*%0A * Copyright 2012-2013 the original author or authors.%0A *%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *      http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A%0Apackage sample.data.jpa.service;%0A%0Aimport sample.data.jpa.domain.City;%0Aimport sample.data.jpa.domain.Hotel;%0Aimport sample.data.jpa.domain.Review;%0Aimport sample.data.jpa.domain.ReviewDetails;%0A%0Aimport org.springframework.data.domain.Page;%0Aimport org.springframework.data.domain.Pageable;%0A%0Apublic interface HotelService %7B%0A%0A%09Hotel getHotel(City city, String name);%0A%0A%09Page%3CReview%3E getReviews(Hotel hotel, Pageable pageable);%0A%0A%09Review getReview(Hotel hotel, int index);%0A%0A%09Review addReview(Hotel hotel, ReviewDetails details);%0A%0A%09ReviewsSummary getReviewSummary(Hotel hotel);%0A%0A%7D%0A

Create HotelService.java