/*******************************************************************************
 * Copyright (c) 1998, 2009 Oracle. All rights reserved.
 * This program and the accompanying materials are made available under the 
 * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
 * which accompanies this distribution. 
 * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
 * and the Eclipse Distribution License is available at 
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *     05/1/2009-2.0 Guy Pelletier/David Minsky
 *       - 249033: JPA 2.0 Orphan removal
 ******************************************************************************/ 
package org.eclipse.persistence.testing.models.jpa.orphanremoval;

import java.util.ArrayList;
import java.util.List;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.TableGenerator;

import static javax.persistence.CascadeType.DETACH;
import static javax.persistence.CascadeType.MERGE;
import static javax.persistence.CascadeType.PERSIST;
import static javax.persistence.CascadeType.REFRESH;
import static javax.persistence.GenerationType.TABLE;

@Entity(name="OR_Engine")
@Table(name="JPA_OR_ENGINE")
public class Engine {
    @Id
    @GeneratedValue(strategy=TABLE, generator="JPA_OR_ENGINE_TABLE_GENERATOR")
    @TableGenerator(
        name="JPA_OR_ENGINE_TABLE_GENERATOR", 
        table="JPA_ORPHAN_REMOVAL_SEQUENCE",
        pkColumnName="SEQ_NAME", 
        valueColumnName="SEQ_COUNT",
        pkColumnValue="ENGINE_SEQ"
    )
    protected int id;

    protected long serialNumber;
    
    @OneToMany(cascade={DETACH, MERGE, PERSIST, REFRESH}, mappedBy="engine", orphanRemoval=true)
    protected List<SparkPlug> sparkPlugs; // orphanRemoval 1:M
    
    public Engine() {
        super();
        this.sparkPlugs = new ArrayList<SparkPlug>();
    }
    
    public Engine(long serialNumber) {
        this();
        this.serialNumber = serialNumber;
    }

    public void addSparkPlug(SparkPlug sparkPlug) {
        getSparkPlugs().add(sparkPlug);
        sparkPlug.setEngine(this);
    }
    
    public int getId() {
        return id;
    }

    public long getSerialNumber() {
        return serialNumber;
    }

    public List<SparkPlug> getSparkPlugs() {
        return sparkPlugs;
    }

    public void removeSparkPlug(SparkPlug sparkPlug) {
        getSparkPlugs().remove(sparkPlug);
        sparkPlug.setEngine(null);
    }
    
    public void setId(int id) {
        this.id = id;
    }

    public void setSerialNumber(long serialNumber) {
        this.serialNumber = serialNumber;
    }
    
    public void setSparkPlugs(List<SparkPlug> sparkPlugs) {
        this.sparkPlugs = sparkPlugs;
    }
    
    public String toString() {
        return "Engine ["+ id +"]";
    }
}
