/*
* Copyright 2002-2006 the original author or authors.
*
* 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 org.springframework.showcase.coverc.service;
import org.springframework.showcase.coverc.domain.Recipe;
import java.util.Collection;
/**
* Central service interface for the application.
*
* @author Rick Evans
*/
public interface RecipeManager {
/**
* Finds all of the {@link Recipe Recipes} in the system.
* @return a {@link Collection} of all of the {@link Recipe Recipes} in the system.
*/
Collection findAll();
/**
* Finds the specific {@link Recipe} identified by the supplied <code>id</code>.
* @param id the value uniquely identifying a {@link Recipe}
* @return the located {@link Recipe} or <code>null</code> if not found
*/
Recipe findById(Long id);
/**
* Saves the supplied {@link Recipe} to persistent storage.
* @param user the {@link Recipe} to be so saved
*/
void save(Recipe user);
}