UserRole.java

package northwind.jpamodel;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;

@Entity
public class UserRole {
    private long id;
    private long userId;
    private long roleId;

    private User user;
    private Role role;

    @Id
    @GeneratedValue(strategy=GenerationType.IDENTITY)
	public long getId() {
		return id;
	}
	public void setId(long id) {
		this.id = id;
	}
    @Column(insertable=false, updatable=false)
	public long getUserId() {
		return userId;
	}
	public void setUserId(long userId) {
		this.userId = userId;
	}
    @Column(insertable=false, updatable=false)
	public long getRoleId() {
		return roleId;
	}
	public void setRoleId(long roleId) {
		this.roleId = roleId;
	}
	@ManyToOne
	@JoinColumn(name="userID")
	public User getUser() {
		return user;
	}
	public void setUser(User user) {
		this.user = user;
	}
	@ManyToOne
    @JoinColumn(name="roleID")
	public Role getRole() {
		return role;
	}
	public void setRole(Role role) {
		this.role = role;
	}

}