de.alpharogroup.db.strategies.api.SaveOrUpdateStrategy Maven / Gradle / Ivy
/**
* Copyright (C) 2015 Asterios Raptis
*
* 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 de.alpharogroup.db.strategies.api;
import java.io.Serializable;
import java.util.List;
import de.alpharogroup.db.entity.BaseEntity;
/**
* The interface {@link SaveOrUpdateStrategy} can interact if entities are saved or updated.
*
* @param
* the type of the entity object
* @param
* the type of the primary key from the entity object
*/
public interface SaveOrUpdateStrategy, PK extends Serializable>
extends
Serializable
{
/**
* Save all new entities in the given list.
*
* @param entities
* the list to save
* @return the list with the primary keys of the saved entities
*/
List save(List entities);
/**
* Persist the given entity into database.
*
* @param entity
* the new instance to save.
* @return the id of the saved entity
*/
PK save(T entity);
/**
* Save or update all transient entities in the given list.
*
* @param entities
* the transient entities
*/
void saveOrUpdate(List entities);
/**
* Save or update the given persistent entity.
*
* @param entity
* the transient entity to save or update.
*/
void saveOrUpdate(T entity);
/**
* Update all transient entities in the given list.
*
* @param entities
* the transient entities to update.
*/
void update(List entities);
/**
* Update changes made to the given entity.
*
* @param entity
* the transient entity to update.
*/
void update(T entity);
}