1 /*
2 Copyright 2010 James Pether Sörling Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
3 $Id
4 */
5 package org.directdemocracyportal.democracy.model.core;
6
7 import java.io.Serializable;
8
9 import javax.persistence.MappedSuperclass;
10 import javax.persistence.Transient;
11
12 /***
13 * The Class BaseEntity.
14 */
15 @MappedSuperclass
16 public abstract class BaseEntity implements Serializable
17 {
18
19 /***
20 * Gets the id.
21 *
22 * @return the id
23 */
24 @Transient
25 public abstract Long getId();
26
27 /***
28 * Checks if is new.
29 *
30 * @return true, if is new
31 */
32 @Transient
33 public boolean isNew() {
34 return this.getId() == null;
35 }
36 }