/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010, Red Hat, Inc. and/or its affiliates or third-party contributors as
 * indicated by the @author tags or express copyright attribution
 * statements applied by the authors.  All third-party contributions are
 * distributed under license by Red Hat, Inc.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.test.annotations.derivedidentities.e1.b.specjmapid;

import java.io.Serializable;
import java.math.BigDecimal;
import java.util.Comparator;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.IdClass;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;
import javax.persistence.TableGenerator;
import javax.persistence.Version;

@NamedQueries({
		@NamedQuery(name = "CustomerInventory.selectAll",
				query = "select a from CustomerInventory a")
})
@SuppressWarnings("serial")
@Entity
@Table(name = "O_CUSTINVENTORY")
@IdClass(CustomerInventoryPK.class)
public class CustomerInventory implements Serializable, Comparator<CustomerInventory> {

	@Id
	@TableGenerator(name = "inventory",
			table = "U_SEQUENCES",
			pkColumnName = "S_ID",
			valueColumnName = "S_NEXTNUM",
			pkColumnValue = "inventory",
			allocationSize = 1000)
	@GeneratedValue(strategy = GenerationType.TABLE, generator = "inventory")
	@Column(name = "CI_ID")
	private Integer id;

	@Id
	@Column(name = "CI_CUSTOMERID", insertable = false, updatable = false)
	private int custId;

	@ManyToOne(cascade = CascadeType.MERGE)
	@JoinColumn(name = "CI_CUSTOMERID", nullable = false)
	private Customer customer;

	@ManyToOne(cascade = CascadeType.MERGE)
	@JoinColumn(name = "CI_ITEMID")
	private Item vehicle;

	@Column(name = "CI_VALUE")
	private BigDecimal totalCost;

	@Column(name = "CI_QUANTITY")
	private int quantity;

	@Version
	@Column(name = "CI_VERSION")
	private int version;

	protected CustomerInventory() {
	}

	CustomerInventory(Customer customer, Item vehicle, int quantity, BigDecimal totalValue) {
		this.customer = customer;
		this.vehicle = vehicle;
		this.quantity = quantity;
		this.totalCost = totalValue;
	}

	public Item getVehicle() {
		return vehicle;
	}

	public BigDecimal getTotalCost() {
		return totalCost;
	}

	public int getQuantity() {
		return quantity;
	}

	public Integer getId() {
		return id;
	}

	public Customer getCustomer() {
		return customer;
	}

	public int getCustId() {
		return custId;
	}

	public int getVersion() {
		return version;
	}

	public int compare(CustomerInventory cdb1, CustomerInventory cdb2) {
		return cdb1.id.compareTo( cdb2.id );
	}

	@Override
	public boolean equals(Object obj) {
		if ( obj == this ) {
			return true;
		}
		if ( obj == null || !( obj instanceof CustomerInventory ) ) {
			return false;
		}
		if ( this.id == ( ( CustomerInventory ) obj ).id ) {
			return true;
		}
		if ( this.id != null && ( ( CustomerInventory ) obj ).id == null ) {
			return false;
		}
		if ( this.id == null && ( ( CustomerInventory ) obj ).id != null ) {
			return false;
		}

		return this.id.equals( ( ( CustomerInventory ) obj ).id );
	}

}
