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1   /*
2    *  Copyright 2001-2013 Stephen Colebourne
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   */
16  package org.joda.beans.impl.direct;
17  
18  import org.joda.beans.MetaProperty;
19  import org.joda.beans.impl.BasicMetaBean;
20  
21  /**
22   * A meta-bean implementation designed for use by {@code DirectBean}.
23   * <p>
24   * This implementation uses direct access via {@link #metaPropertyGet(String)} to avoid reflection.
25   * 
26   * @author Stephen Colebourne
27   */
28  public abstract class DirectMetaBean extends BasicMetaBean {
29      // overriding other methods has negligible effect considering DirectMetaPropertyMap
30  
31      /**
32       * Gets the meta-property by name.
33       * <p>
34       * This implementation returns null, and must be overridden in subclasses.
35       * 
36       * @param propertyName  the property name, not null
37       * @return the meta-property, null if not found
38       */
39      protected MetaProperty<?> metaPropertyGet(String propertyName) {
40          return null;
41      }
42  
43  }