Difference between revisions of "EclipseLink/Examples/MOXy/JPA/CompoundPrimaryKeys"

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m (JPA Entities)
Line 40: Line 40:
  
 
<source lang="java">
 
<source lang="java">
@Entity
 
 
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;
 
}

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