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1 package org.hibernate.test.annotations.manytomany;
3
4 import java.io.Serializable  ;
5 import java.util.Set ;
6 import javax.persistence.CascadeType;
7 import javax.persistence.Entity;
8 import javax.persistence.GeneratorType;
9 import javax.persistence.Id;
10 import javax.persistence.JoinColumn;
11 import javax.persistence.JoinTable;
12 import javax.persistence.ManyToMany;
13 import javax.persistence.Table;
14
15
16
20 @Entity()
21 public class Friend implements Serializable {
22 private Integer id;
23 private String name;
24 private Set <Friend> friends;
25
26 @Id(generate = GeneratorType.AUTO)
27 public Integer getId() {
28 return id;
29 }
30
31 public String getName() {
32 return name;
33 }
34
35 public void setId(Integer integer) {
36 id = integer;
37 }
38
39 public void setName(String string) {
40 name = string;
41 }
42
43 @ManyToMany(
44 cascade={CascadeType.PERSIST, CascadeType.MERGE}
45 )
46 @JoinTable(
47 table=@Table(name="FRIEND2FRIEND"),
48 joinColumns={@JoinColumn(name="FROM_FR", nullable=false)},
49 inverseJoinColumns={@JoinColumn(name="TO_FR", nullable=false)}
50 )
51 public Set <Friend> getFriends() {
52 return friends;
53 }
54
55 public void setFriends(Set <Friend> friend) {
56 this.friends = friend;
57 }
58 }
59 |
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