Hibernate example source code file (CustomerInventory.java)

This example Hibernate source code file (CustomerInventory.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Hibernate tags/keywords

bigdecimal, bigdecimal, column, column, customer, customerinventory, customerinventory, generatedvalue, id, integer, io, item, item, joincolumn, manytoone, math, util

The Hibernate CustomerInventory.java source code

package org.hibernate.test.annotations.derivedidentities.e1.b2;
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
	@ManyToOne(cascade = CascadeType.MERGE)
	@JoinColumn(name = "CI_CUSTOMERID")
	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 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 );
	}

}