/tests/com/google/appengine/datanucleus/test/UnidirectionalOneToManySubclassesJPA.java
Java | 183 lines | 126 code | 39 blank | 18 comment | 0 complexity | 250712b7c7a73bb3dd10c24f2595e356 MD5 | raw file
1/* 2 * Copyright (C) 2010 Google Inc 3 * 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 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 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. 15 */ 16package com.google.appengine.datanucleus.test; 17 18import com.google.appengine.api.datastore.Key; 19 20import java.util.ArrayList; 21import java.util.List; 22 23import javax.persistence.CascadeType; 24import javax.persistence.Entity; 25import javax.persistence.FetchType; 26import javax.persistence.GeneratedValue; 27import javax.persistence.GenerationType; 28import javax.persistence.Id; 29import javax.persistence.Inheritance; 30import javax.persistence.InheritanceType; 31import javax.persistence.OneToMany; 32import javax.persistence.OrderBy; 33 34/** 35 * @author Max Ross <max.ross@gmail.com> 36 */ 37public class UnidirectionalOneToManySubclassesJPA { 38 39 @Entity 40 @Inheritance(strategy = InheritanceType.TABLE_PER_CLASS) 41 public static class SuperParentWithSuperChild { 42 @Id 43 @GeneratedValue(strategy= GenerationType.IDENTITY) 44 private Long id; 45 46 private String superParentString; 47 48 @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.LAZY) 49 @OrderBy(value = "aString desc") 50 private List<SuperChild> superChildren = new ArrayList<SuperChild>(); 51 52 public Long getId() { 53 return id; 54 } 55 56 public void setId(Long id) { 57 this.id = id; 58 } 59 60 public String getSuperParentString() { 61 return superParentString; 62 } 63 64 public void setSuperParentString(String superParentString) { 65 this.superParentString = superParentString; 66 } 67 68 public List<SuperChild> getSuperParentSuperChildren() { 69 return superChildren; 70 } 71 72 public void setSuperParentSuperChildren( 73 List<SuperChild> superChildren) { 74 this.superChildren = superChildren; 75 } 76 } 77 78 @Entity 79 @Inheritance(strategy = InheritanceType.TABLE_PER_CLASS) 80 public static class SuperParentWithSubChild { 81 @Id 82 @GeneratedValue(strategy= GenerationType.IDENTITY) 83 private Long id; 84 85 private String superParentString; 86 87 @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.LAZY) 88 @OrderBy(value = "aString desc") 89 private List<SubChild> subChildren = new ArrayList<SubChild>(); 90 91 public Long getId() { 92 return id; 93 } 94 95 public String getSuperParentString() { 96 return superParentString; 97 } 98 99 public void setSuperParentString(String superParentString) { 100 this.superParentString = superParentString; 101 } 102 103 public void setId(Long id) { 104 this.id = id; 105 } 106 107 public List<SubChild> getSuperParentSubChildren() { 108 return subChildren; 109 } 110 111 public void setSuperParentSubChildren( 112 List<SubChild> subChildren) { 113 this.subChildren = subChildren; 114 } 115 } 116 117 @Entity 118 public static class SubParentWithSuperChild extends SuperParentWithSuperChild { 119 private String subParentString; 120 121 public String getSubParentString() { 122 return subParentString; 123 } 124 125 public void setSubParentString(String subParentString) { 126 this.subParentString = subParentString; 127 } 128 } 129 130 @Entity 131 public static class SubParentWithSubChild extends SuperParentWithSubChild { 132 133 private String subParentString; 134 135 public String getSubParentString() { 136 return subParentString; 137 } 138 139 public void setSubParentString(String subParentString) { 140 this.subParentString = subParentString; 141 } 142 } 143 144 @Entity 145 @Inheritance(strategy = InheritanceType.TABLE_PER_CLASS) 146 public static class SuperChild { 147 @Id 148 @GeneratedValue(strategy= GenerationType.IDENTITY) 149 private Key id; 150 151 private String aString; 152 153 public Key getId() { 154 return id; 155 } 156 157 public void setId(Key id) { 158 this.id = id; 159 } 160 161 public String getAString() { 162 return aString; 163 } 164 165 public void setAString(String aString) { 166 this.aString = aString; 167 } 168 } 169 170 @Entity 171 public static class SubChild extends SuperChild { 172 173 private String bString; 174 175 public String getBString() { 176 return bString; 177 } 178 179 public void setBString(String bString) { 180 this.bString = bString; 181 } 182 } 183}