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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package javax.jdo.annotations;
18  
19  import java.lang.annotation.ElementType;
20  import java.lang.annotation.Retention;
21  import java.lang.annotation.RetentionPolicy;
22  import java.lang.annotation.Target;
23  
24  /**
25   * Annotation for a group of joins.
26   * 
27   * @version 2.1
28   * @since 2.1
29   */
30  @Target(ElementType.TYPE) 
31  @Retention(RetentionPolicy.RUNTIME)
32  public @interface Joins
33  {
34      /**
35       * The join definitions used for the mapping of this type. Joins for
36       * secondary tables are usually defined at the type level and not the
37       * field or property level. This allows multiple fields and properties
38       * to share the same join definition and avoid redundancies.
39       * @return the join definitions
40       */
41      Join[] value();
42  }