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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    *      https://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 org.apache.commons.beanutils2;
18  
19  import java.beans.PropertyDescriptor;
20  import java.lang.reflect.InvocationTargetException;
21  import java.util.Map;
22  
23  /**
24   * A PropertyUtilsBean which customizes the behavior of the setNestedProperty and getNestedProperty methods to look for simple properties in preference to map
25   * entries.
26   */
27  public class PropsFirstPropertyUtilsBean extends PropertyUtilsBean {
28  
29      /**
30       * Note: This is a *very rough* override of this method. In particular, it does not handle MAPPED_DELIM and INDEXED_DELIM chars in the propertyName, so
31       * propertyNames like "a(b)" or "a[3]" will not be correctly handled.
32       */
33      @Override
34      protected Object getPropertyOfMapBean(final Map<?, ?> bean, final String propertyName)
35              throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
36  
37          final PropertyDescriptor descriptor = getPropertyDescriptor(bean, propertyName);
38          if (descriptor == null) {
39              // no simple property exists so return the value from the map
40              return bean.get(propertyName);
41          }
42          // a simple property exists so return its value instead.
43          return getSimpleProperty(bean, propertyName);
44      }
45  
46      /**
47       * Note: This is a *very rough* override of this method. In particular, it does not handle MAPPED_DELIM and INDEXED_DELIM chars in the propertyName, so
48       * propertyNames like "a(b)" or "a[3]" will not be correctly handled.
49       */
50      @Override
51      protected void setPropertyOfMapBean(final Map<String, Object> bean, final String propertyName, final Object value)
52              throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
53          final PropertyDescriptor descriptor = getPropertyDescriptor(bean, propertyName);
54          if (descriptor == null) {
55              // no simple property exists so put the value into the map
56              bean.put(propertyName, value);
57          } else {
58              // a simple property exists so set that instead.
59              setSimpleProperty(bean, propertyName, value);
60          }
61      }
62  }