package myorg.relex.one2manybi;
   
   import java.math.BigDecimal;
   
   import javax.persistence.*;
   
   /**
    * This class provides and example of the many/owning side of a many-to-one, bi-directional 
    * relationship that is realized using a join-table.
   */
  @Entity
  @Table(name="RELATIONEX_SALEITEM")
  public class SaleItem {
  	@Id @GeneratedValue
  	private int id;
  	
  	@ManyToOne(optional=false, fetch=FetchType.LAZY)
  	@JoinTable(
  		name="RELATIONEX_SALEITEM_PURCHASE", 
  		joinColumns=@JoinColumn(name="SALEITEM_ID"),
  		inverseJoinColumns=@JoinColumn(name="PURCHASE_ID")
  	)
  	private Purchase purchase;
  	
  	@Column(length=16)
  	private String name;
  	@Column(precision=5, scale=2)
  	private BigDecimal price;
  	
  	protected SaleItem() {}
  	public SaleItem(Purchase purchase) {
  		this.purchase = purchase;
  	}
  
  	public int getId() { return id; }
  	
  	public Purchase getPurchase() { return purchase; }
  	public void setPurchase(Purchase purchase) {
  		this.purchase = purchase;
  	}
  
  	public String getName() { return name; }
  	public void setName(String name) {
  		this.name = name;
  	}
  	
  	public double getPrice() { return price==null? 0 : price.doubleValue(); }
  	public void setPrice(double price) {
  		this.price = new BigDecimal(price);
  	}
  }