01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one
03: * or more contributor license agreements. See the NOTICE file
04: * distributed with this work for additional information
05: * regarding copyright ownership. The ASF licenses this file
06: * to you under the Apache License, Version 2.0 (the
07: * "License"); you may not use this file except in compliance
08: * with the License. You may obtain a copy of the License at
09: *
10: * http://www.apache.org/licenses/LICENSE-2.0
11: *
12: * Unless required by applicable law or agreed to in writing,
13: * software distributed under the License is distributed on an
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15: * KIND, either express or implied. See the License for the
16: * specific language governing permissions and limitations
17: * under the License.
18: */
19: package org.apache.openjpa.persistence.kernel.common.apps;
20:
21: import javax.persistence.CascadeType;
22: import javax.persistence.Entity;
23: import javax.persistence.FetchType;
24: import javax.persistence.ManyToOne;
25:
26: import org.apache.openjpa.persistence.FetchAttribute;
27: import org.apache.openjpa.persistence.FetchGroup;
28:
29: /**
30: * @author <A HREF="mailto:pinaki.poddar@gmail.com>Pinaki Poddar</A>
31: */
32: @Entity
33: @FetchGroup(name="employee.department",attributes=@FetchAttribute(name="department"))
34: public class PCEmployee extends PCPerson {
35:
36: @ManyToOne(fetch=FetchType.LAZY,cascade=CascadeType.PERSIST)
37: private PCDepartment department;
38:
39: protected PCEmployee() {
40: super ();
41: }
42:
43: public PCEmployee(String name) {
44: super (name);
45: }
46:
47: public PCDepartment getDepartment() {
48: return department;
49: }
50:
51: public void setDepartment(PCDepartment department) {
52: this .department = department;
53: }
54:
55: public static Object reflect(PCEmployee instance, String name) {
56: if (instance == null)
57: return null;
58: try {
59: return PCEmployee.class.getDeclaredField(name)
60: .get(instance);
61: } catch (Exception e) {
62: throw new RuntimeException(e);
63: }
64: }
65: }
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