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Java > Open Source Codes > org > hibernate > test > annotations > cid > ChildPk


1 //$Id: ChildPk.java,v 1.2 2005/07/15 05:12:46 epbernard Exp $
2 package org.hibernate.test.annotations.cid;
3
4 import java.io.Serializable JavaDoc;
5 import javax.persistence.AccessType;
6 import javax.persistence.Embeddable;
7 import javax.persistence.JoinColumn;
8 import javax.persistence.JoinColumns;
9 import javax.persistence.ManyToOne;
10
11 /**
12  * Child Pk with many to one inside
13  * @author Emmanuel Bernard
14  */
15 @Embeddable(access=AccessType.FIELD)
16 public class ChildPk implements Serializable JavaDoc {
17     public int nthChild;
18     @ManyToOne()
19     @JoinColumns ({
20             @JoinColumn(name="parentLastName", referencedColumnName = "p_lname"),
21             @JoinColumn(name="parentFirstName", referencedColumnName = "firstName")
22     })
23     public Parent parent;
24
25     public boolean equals(Object JavaDoc o) {
26         if (this == o) return true;
27         if (!(o instanceof ChildPk)) return false;
28
29         final ChildPk childPk = (ChildPk) o;
30
31         if (nthChild != childPk.nthChild) return false;
32         if (!parent.equals(childPk.parent)) return false;
33
34         return true;
35     }
36
37     public int hashCode() {
38         int result;
39         result = nthChild;
40         result = 29 * result + parent.hashCode();
41         return result;
42     }
43 }
44
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