1 /*
2 * AutoDAO - Generic DAO on steroids implementation for Java.
3 *
4 * Copyright 2008-2012 Marat Radchenko <slonopotamus@users.sourceforge.net>
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 package net.sf.autodao;
19
20 import java.io.Serializable;
21
22 /**
23 * Persistent entity interface.
24 *
25 * <p>You only need to implement this interface in your entities if you want to use AutoDAO CRUD methods.
26 *
27 * @param <K> primary key class.
28 * @see Dao
29 * @since AutoDAO 0.1
30 */
31 public interface PersistentEntity<K extends Serializable> {
32
33 /**
34 * Get primary key for this entity.
35 *
36 * @return PK.
37 */
38 K getPrimaryKey();
39 }