2 * Copyright 2005 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.wamblee.persistence;
19 import java.io.Serializable;
22 * Default implementation of Persistent.
24 * @author Erik Brakkee
26 public abstract class AbstractPersistent implements Persistent {
31 private Serializable _primaryKey;
39 * Constructs the object.
42 protected AbstractPersistent() {
49 * @param aPersistent Object to copy.
51 protected AbstractPersistent(AbstractPersistent aPersistent) {
52 _primaryKey = aPersistent._primaryKey;
53 _version = aPersistent._version;
57 * @see org.wamblee.persistence.Persistent#getPrimaryKey()
59 public Serializable getPrimaryKey() {
64 * @see org.wamblee.persistence.Persistent#setPrimaryKey(java.io.Serializable)
66 public void setPrimaryKey(Serializable aKey) {
71 * @see org.wamblee.persistence.Persistent#getPersistedVersion()
73 public int getPersistedVersion() {
78 * @see org.wamblee.persistence.Persistent#setPersistedVersion(int)
80 public void setPersistedVersion(int aVersion) {