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Difference between revisions of "EclipseLink/Examples/MOXy/JPA/CompoundPrimaryKeys"
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public class EmployeeId { | public class EmployeeId { | ||
Revision as of 12:07, 1 December 2009
Overview
JPA Entities
@Entity public class PhoneNumber { @ManyToOne @JoinColumns({ @JoinColumn(name="E_ID", referencedColumnName = "E_ID"), @JoinColumn(name="E_COUNTRY", referencedColumnName = "COUNTRY") }) @XmlIDREF private Employee contact; }
@Entity @IdClass(EmployeeId.class) public class Employee { @Id @Column(name="E_ID") @XmlID private BigDecimal eId; @Id @XmlID private String country; @OneToMany(mappedBy="contact") @XmlInverseReference(mappedBy="contact") private List<PhoneNumber> contactNumber; }
public class EmployeeId { private BigDecimal eId; private String country; }