Attachment.java

@Entity(name = "Attachment")
@Table(name = "attachment")
@PrimaryKeyJoinColumns({ @PrimaryKeyJoinColumn(name = "attachment_parent_id") })
@Audited
public class Attachment extends IdClass {

    @Basic()
    @Column(name = "name")
    private String name = null;

    @Basic()
    @Column(name = "fileblob")
    @Lob()
    private byte[] fileBlob = null;

    @ManyToOne(cascade = { CascadeType.MERGE, CascadeType.PERSIST,
            CascadeType.REFRESH }, optional = false)
    @JoinColumns({ @JoinColumn(name = "attachment_entity") })
    private IdClass entity = null;

    public String getName() {
        return name;
    }

    public void setName(String newName) {
        name = newName;
    }

    public byte[] getFileBlob() {
        return fileBlob;
    }

    public void setFileBlob(byte[] newFileBlob) {
        fileBlob = newFileBlob;
    }

    public IdClass getEntity() {
        return entity;
    }

    public void setEntity(IdClass newEntity) {
        entity = newEntity;
    }

}