com.speedment.runtime.core.component.PersistenceComponent Maven / Gradle / Ivy

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A Speedment bundle that shades all dependencies into one jar. This is useful when deploying an application on a server.

There is a newer version: 3.1.18

/**
 *
 * Copyright (c) 2006-2017, Speedment, Inc. All Rights Reserved.
 *
 * 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 com.speedment.runtime.core.component;

import com.speedment.common.injector.annotation.InjectKey;
import com.speedment.runtime.config.identifier.TableIdentifier;
import com.speedment.runtime.core.exception.SpeedmentException;
import com.speedment.runtime.core.manager.Persister;
import com.speedment.runtime.core.manager.Remover;
import com.speedment.runtime.core.manager.Updater;

/**
 * The {@code PersistanceComponent} handles persisting, updating and deleting 
 * entities from a remote store, for an example a database or an in-memory grid.
 * There can be multiple specialized interfaces that expose more methods to this
 * component.
 *
 * @author  Emil Forslund
 * @since   3.0.1
 */
@InjectKey(PersistenceComponent.class)
public interface PersistenceComponent {

    /**
     * Creates and returns a {@link Persister} that describes how entities are 
     * persisted to the specified table. The returned {@link Persister} can then 
     * be applied by supplying an entity.
     * 
     * @param          the entity type
     * @param tableIdentifier  identifier for the table to persist to
     * @return                 the created {@code Persister}
     * 
     * @throws SpeedmentException  if it could not be created
     */
     Persister persister(TableIdentifier tableIdentifier) throws SpeedmentException;
    
    /**
     * Creates and returns an {@link Updater} that describes how entities are 
     * updated in the specified table. The returned {@code Updater} can then be 
     * applied by supplying an entity.
     * 
     * @param          the entity type
     * @param tableIdentifier  identifier for the table to update
     * @return                 the created {@link Updater}
     * 
     * @throws SpeedmentException  if it could not be created
     */
     Updater updater(TableIdentifier tableIdentifier) throws SpeedmentException;
    
    /**
     * Creates and returns a {@link Remover} that describes how entities are 
     * removed from the specified table. The returned {@code Remover} can then 
     * be applied by supplying an entity.
     * 
     * @param          the entity type
     * @param tableIdentifier  identifier for the table to remove from
     * @return                 the created {@link Remover}
     * 
     * @throws SpeedmentException  if it could not be created
     */
     Remover remover(TableIdentifier tableIdentifier) throws SpeedmentException;
    
}