User.java

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
 */
package org.hibernate.jpa.test.criteria.enumcollection;

import javax.persistence.Column;
import javax.persistence.ElementCollection;
import javax.persistence.Entity;
import javax.persistence.EnumType;
import javax.persistence.Enumerated;
import javax.persistence.FetchType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.Table;
import java.util.HashSet;
import java.util.Set;

@Entity
@Table(name = "users")
public class User {
	private Long id;
	private Set<Role> roles = new HashSet<Role>();

	@Id
	public Long getId() {
		return id;
	}

	public void setId(Long id) {
		this.id = id;
	}

	@Enumerated(EnumType.STRING)
	@ElementCollection(targetClass = Role.class, fetch = FetchType.LAZY)
	@JoinTable(name = "user_role",
			   joinColumns = {@JoinColumn(name = "user_id")})
	@Column(name = "role_name", nullable = false)
	public Set<Role> getRoles() {
		return roles;
	}

	public void setRoles(Set<Role> roles) {
		this.roles = roles;
	}

	public enum Role {
		Admin;
	}
}