
examples.greeting.GetGreeting Maven / Gradle / Ivy
/*
* Copyright 2016-2017 Testify Project.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package examples.greeting;
import examples.greeting.repository.GreetingRepository;
import examples.greeting.repository.entity.GreetingEntity;
import java.util.Optional;
import java.util.UUID;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
/**
* A service that retrieve an existing greeting.
*
* @author saden
*/
@Service
public class GetGreeting {
private final GreetingRepository greetingRepository;
@Autowired
GetGreeting(GreetingRepository greetingRepository) {
this.greetingRepository = greetingRepository;
}
/**
* Get a greeting with the given id.
*
* @param id the greeting id
* @return the optional containing the greeting, empty otherwise
*/
public Optional getGreeting(UUID id) {
return Optional.ofNullable(greetingRepository.findOne(id));
}
}
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