CreditCard.java

package org.hibernate.examples.mapping.inheritance.subclass;

import lombok.Getter;
import lombok.Setter;
import org.hibernate.annotations.CacheConcurrencyStrategy;
import org.hibernate.annotations.DynamicInsert;
import org.hibernate.annotations.DynamicUpdate;
import org.hibernate.examples.utils.HashTool;
import org.hibernate.examples.utils.ToStringHelper;

import javax.persistence.*;

/**
 * org.hibernate.examples.mapping.inheritance.subclass.CreditCard
 *
 * @author 배성혁 sunghyouk.bae@gmail.com
 * @since 2013. 11. 30. 오후 2:15
 */
@Entity(name = "Subclass_CreditCard")
@DiscriminatorValue(value = "CreditCard")
@org.hibernate.annotations.Cache(region = "example", usage = CacheConcurrencyStrategy.READ_WRITE)
// SecondaryTable은 1:1 join 을 나타냅니다.
@SecondaryTable(name = "Subclass_CreditCard_Card",
                pkJoinColumns = @PrimaryKeyJoinColumn(name = "BillingId"))
@DynamicInsert
@DynamicUpdate
@Getter
@Setter
public class CreditCard extends AbstractBilling {

  private String companyName;

  @Column(table = "Subclass_CreditCard_Card", nullable = false)
  private String number;

  @Column(table = "Subclass_CreditCard_Card", nullable = false)
  private Integer expMonth;

  @Column(table = "Subclass_CreditCard_Card", nullable = false)
  private Integer expYear;

  @Override
  public int hashCode() {
    return HashTool.compute(super.hashCode(), companyName, number);
  }

  @Override
  public ToStringHelper buildStringHelper() {
    return super.buildStringHelper()
        .add("companyName", companyName)
        .add("number", number)
        .add("expMonth", expMonth)
        .add("expYear", expYear);
  }

  private static final long serialVersionUID = 7982685426151968281L;
}