ParentPk


1   //$Id: ParentPk.java,v 1.1 2005/05/12 13:33:33 epbernard Exp $
2   package org.hibernate.test.annotations.manytoone;
3   
4   import javax.persistence.AccessType;
5   import javax.persistence.Column;
6   import javax.persistence.Embeddable;
7   import java.io.Serializable  ;
8   
9   /**
10   * @author Emmanuel Bernard
11   */
12  @Embeddable(access = AccessType.FIELD)
13  public class ParentPk implements Serializable   {
14      @Column(length=50)
15      String   firstName;
16      String   lastName;
17  
18      /** is a male or a female */
19      //show hetereogenous PK types
20      boolean isMale;
21  
22      public int hashCode() {
23          //this implem sucks
24          return firstName.hashCode() + lastName.hashCode() + (isMale?0:1);
25      }
26  
27      public boolean equals(Object   obj) {
28          //firstName and lastName are expected to be set in this implem
29          if (obj != null && obj instanceof ParentPk) {
30              ParentPk other = (ParentPk) obj;
31              return firstName.equals(other.firstName)
32                      && lastName.equals(other.lastName)
33                      && isMale == other.isMale;
34          }
35          else {
36              return false;
37          }
38      }
39  }
40

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